{"id":3575,"date":"2022-02-22T04:55:00","date_gmt":"2022-02-21T21:55:00","guid":{"rendered":"http:\/\/www.ducanhplus.com\/?p=3575"},"modified":"2022-08-06T17:32:35","modified_gmt":"2022-08-06T10:32:35","slug":"tang-toc-wordpress","status":"publish","type":"post","link":"https:\/\/kiencang.net\/tang-toc-wordpress\/","title":{"rendered":"20 c\u00e1ch t\u0103ng t\u1ed1c website WordPress: H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n. Nhi\u1ec1u c\u00e1ch Free, tuy nhi\u00ean \u0111\u1ea7u t\u01b0 th\u00eam ti\u1ec1n s\u1ebd t\u1ed1t h\u01a1n!"},"content":{"rendered":"\n<p>C\u00f3 th\u1ec3 ti\u00eau \u0111\u1ec1 l\u00e0m b\u1ea1n t\u1ee5t h\u1ee9ng ph\u1ea7n n\u00e0o, nh\u01b0ng \u0111\u00f3 l\u1ea1i l\u00e0 th\u1ef1c t\u1ebf ph\u0169 ph\u00e0ng! Tuy nhi\u00ean c\u0169ng c\u00f3 m\u1ed9t th\u1ef1c t\u1ebf kh\u00e1c d\u1ec5 ch\u1ecbu h\u01a1n nhi\u1ec1u m\u00e0 ch\u00fang ta c\u1ea7n ph\u1ea3i bi\u1ebft, v\u00e0 \u0111i\u1ec1u n\u00e0y c\u00f3 l\u1ee3i cho t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p>Khi mu\u1ed1n t\u0103ng t\u1ed1c WordPress th\u00ec c\u00f3 \u0111i\u1ec1u ki\u1ec7n v\u1ec1 ti\u1ec1n b\u1ea1c ch\u1ec9 l\u00e0m b\u1ea1n <strong><em>thu\u1eadn l\u1ee3i<\/em> h\u01a1n<\/strong> th\u00f4i ch\u1ee9 n\u00f3 kh\u00f4ng th\u1ec3 thay th\u1ebf \u0111\u01b0\u1ee3c <strong><em>c\u00e1c l\u1ef1a ch\u1ecdn th\u00f4ng minh<\/em><\/strong>.<\/p><\/blockquote>\n\n\n\n<p>\u0110i\u1ec1u hay ho n\u1eefa: B\u00e0i vi\u1ebft n\u00e0y s\u1ebd cung c\u1ea5p nhi\u1ec1u c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t (trong hi\u1ec3u bi\u1ebft c\u1ee7a t\u00f4i), trong \u0111\u1ea5y c\u00f3 c\u1ea3 nh\u1eefng c\u00e1i kh\u00f4ng h\u1ec1 t\u1ed1n m\u1ed9t xu n\u00e0o (nh\u01b0ng d\u0129 nhi\u00ean c\u00f3 m\u1ea5t c\u00f4ng t\u1ed1n s\u1ee9c!).<\/p>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>Kh\u00f4ng ph\u1ea3i d\u1eabn nh\u1eefng nghi\u00ean c\u1ee9u qu\u1ed1c t\u1ebf, t\u1eeb kinh nghi\u1ec7m c\u00e1 nh\u00e2n ch\u00fang ta \u0111\u1ec1u bi\u1ebft r\u00f5 r\u1eb1ng:<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\"><p><a href=\"https:\/\/kiencang.net\/website-cham\/\" target=\"_blank\" rel=\"noreferrer noopener\">Website ch\u1eadm ch\u1ea1p<\/a> kh\u00f4ng ch\u1ec9 g\u00e2y \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn <strong>tr\u1ea3i nghi\u1ec7m<\/strong>&nbsp;ng\u01b0\u1eddi d\u00f9ng, m\u00e0 c\u00f2n t\u1ea1o ra h\u00e0ng lo\u1ea1t h\u1ec7 qu\u1ea3 tai h\u1ea1i xo\u00e1y v\u00f2ng, c\u1ed9ng h\u01b0\u1edfng kh\u00e1c nh\u01b0: ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1nh gi\u00e1 th\u1ea5p n\u0103ng l\u1ef1c c\u1ee7a ch\u1ee7 web, gi\u1ea3m b\u1edbt nhu c\u1ea7u xem ti\u1ebfp trang th\u1ee9 hai, th\u1ee9 h\u1ea1ng tr\u00ean m\u00e1y t\u00ecm ki\u1ebfm k\u00e9m \u0111i*, <strong>t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i th\u1ea5p<\/strong>, v\u00e2n v\u00e2n. Trong tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t, kh\u00e1ch c\u00f3 th\u1ec3 <strong>r\u1eddi kh\u1ecfi<\/strong>&nbsp;website tr\u01b0\u1edbc khi n\u00f3 k\u1ecbp t\u1ea3i xong.<\/p><cite>&#8211; Ki\u1ebfn c\u00e0ng<\/cite><\/blockquote>\n\n\n\n<p>M\u1eb7c d\u00f9 b\u00e0i vi\u1ebft n\u00e0y h\u01b0\u1edbng \u0111\u1ebfn vi\u1ec7c t\u1ed1i \u01b0u cho WordPress n\u00f3 c\u0169ng r\u1ea5t c\u00f3 \u00edch cho nh\u1eefng ai mu\u1ed1n t\u0103ng t\u1ed1c website n\u00f3i chung. B\u1edfi v\u00ec c\u00e1c n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n v\u1eabn v\u1eady, kh\u00e1c nhau ch\u1ec9 l\u00e0 c\u00f4ng c\u1ee5 s\u1eed d\u1ee5ng m\u00e0 th\u00f4i.<\/p>\n\n\n\n<p>C\u00e1c c\u00e1ch t\u0103ng t\u1ed1c WordPress hi\u1ec7n Ki\u1ebfn c\u00e0ng \u0111ang \u00e1p d\u1ee5ng:<\/p>\n\n\n\n<ol><li>Hosting: <a href=\"https:\/\/chemicloud.com\/wordpress-hosting\" target=\"_blank\" rel=\"noreferrer noopener\">ChemiCloud v\u1edbi LiteSpeed webserver<\/a>, v\u1ecb tr\u00ed m\u00e1y ch\u1ee7 Singapore;<\/li><li>Cache: <a href=\"https:\/\/kiencang.net\/hd-plugin-litespeed-cache-p1\/\" target=\"_blank\" rel=\"noreferrer noopener\">LiteSpeed cache<\/a> v\u1edbi nhi\u1ec1u t\u00f9y ch\u1ecdn chuy\u00ean s\u00e2u, mi\u1ec5n ph\u00ed;<\/li><li>CDN: <a href=\"https:\/\/kiencang.net\/cdn-quic-cloud\/\" target=\"_blank\" rel=\"noreferrer noopener\">QUIC cloud<\/a> &amp; <a href=\"https:\/\/kiencang.net\/gioi-thieu-bunnycdn\/\" target=\"_blank\" rel=\"noreferrer noopener\">BunnyCDN<\/a>, gi\u00e1 c\u1ea3 th\u00e2n thi\u1ec7n v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ed1t;<\/li><li>Theme: <a href=\"https:\/\/kiencang.net\/generatepress-theme-tot-nhat\/\" target=\"_blank\" rel=\"noreferrer noopener\">GeneratePress<\/a>, r\u1ea5t nhanh &amp; d\u1ec5 d\u00f9ng;<\/li><li>Lo\u1ea1i b\u1ecf CSS, JS d\u01b0: <a href=\"https:\/\/kiencang.net\/gioi-thieu-plugin-perfmatters\/\" target=\"_blank\" rel=\"noreferrer noopener\">Perfmatters<\/a>, hi\u1ec7u qu\u1ea3, d\u1ec5 d\u00f9ng, gi\u00e1 v\u1eeba ph\u1ea3i;<\/li><\/ol>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n c\u00f3 c\u00e1i nh\u00ecn nhanh, t\u1ed5ng quan v\u1ec1 5 bi\u1ec7n ph\u00e1p v\u00e0 c\u00f4ng c\u1ee5 hi\u1ec7u qu\u1ea3 kh\u00e1c th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng (trong s\u1ed1 r\u1ea5t nhi\u1ec1u c\u00e1ch th\u1ee9c b\u00ean d\u01b0\u1edbi), th\u00ec n\u00f3 \u0111\u00e2y. B\u1ea1n ch\u1ec9 c\u1ea7n ch\u1ecdn m\u1ed9t trong c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 d\u00f9ng, nh\u1eefng c\u00e1i <strong>b\u00f4i \u0111\u1eadm<\/strong> l\u00e0 t\u00f4i th\u00edch d\u00f9ng ho\u1eb7c \u0111ang d\u00f9ng**, nh\u1eefng c\u00e1i <em>in nghi\u00eang<\/em> l\u00e0 t\u00f4i \u0111\u00e3 t\u1eebng tr\u1ea3i nghi\u1ec7m:<\/p>\n\n\n\n<figure class=\"wp-block-embed\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"5 c\u00e1ch t\u0103ng t\u1ed1c WordPress hi\u1ec7u qu\u1ea3\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/aZDaxptvefs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Bi\u1ec7n ph\u00e1p<\/strong><\/td><td><strong>D\u1ecbch v\u1ee5\/C\u00f4ng c\u1ee5<\/strong><\/td><\/tr><tr><td>Host t\u1ed1t<\/td><td><strong><em>Vultr<\/em><\/strong> (\u01b0u ti\u00ean c\u00e1i n\u00e0y n\u1ebfu c\u1ea7n gi\u00e1 th\u00e2n thi\u1ec7n, ch\u1ea5t l\u01b0\u1ee3ng \u1ed5n v\u00e0 d\u1ec5 d\u00f9ng), <strong>DigitalOcean<\/strong>, <strong>ChemiCloud<\/strong>, UpCloud, <em>Dreamhost<\/em>, SiteGround, Knownhost, <em>Cloudways, <\/em><strong>Closte<\/strong> (\u01b0u ti\u00ean c\u00e1i n\u00e0y n\u1ebfu c\u00f3 kinh ph\u00ed t\u1ed1t).<\/td><\/tr><tr><td>CDN<\/td><td><strong>CDNSun<\/strong>, <strong><em>KeyCDN<\/em><\/strong>, <em>Cloudflare, <\/em><strong>BunnyCDN<\/strong> (\u01b0u ti\u00ean c\u00e1i n\u00e0y), Stackpath, QUIC cloud, <strong>BizFly<\/strong>.<\/td><\/tr><tr><td>Cache<\/td><td>Plugin nh\u01b0 <strong>LiteSpeed cache<\/strong><em> (\u01b0u ti\u00ean c\u00e1i n\u00e0y), <\/em><strong>FlyingPress<\/strong><em>, <\/em><strong>Swift Performance<\/strong>, W3 Total Cache, <strong>WP-Rocket<\/strong>. Ho\u1eb7c cache ph\u00eda m\u00e1y ch\u1ee7 nh\u01b0 Varnish, Redis, <strong>Nginx FastCGI cache<\/strong>.<\/td><\/tr><tr><td>T\u1ed1i \u01b0u \u1ea3nh<\/td><td>Plugin nh\u01b0<strong> EWWW<\/strong>, reSmush.it Image Optimizer, <strong>ShortPixel<\/strong>. Ho\u1eb7c d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba nh\u01b0 Cloudinary, Imagekit, Imgix (ch\u00fang th\u01b0\u1eddng t\u1ed1i \u01b0u s\u00e2u h\u01a1n &amp; k\u1ebft h\u1ee3p lu\u00f4n v\u1edbi CDN), <strong>ho\u1eb7c t\u00ednh n\u0103ng c\u00f3 s\u1eb5n trong plugin cache, v\u00ed d\u1ee5 LiteSpeed cache<\/strong> (\u01b0u ti\u00ean c\u00e1i n\u00e0y, v\u1eeba r\u1ebb v\u1eeba \u0111\u01a1n gi\u1ea3n).<\/td><\/tr><tr><td>Lazy load<\/td><td><strong>a3 Lazy Load<\/strong>, <strong>Flying Images<\/strong>, <strong>Lazy Loader<\/strong> (c\u00f3 kh\u1ea3 n\u0103ng lazy c\u1ea3 \u1ea3nh background r\u1ea5t nu\u1ed9t) ho\u1eb7c d\u00f9ng <strong>t\u00ednh n\u0103ng t\u01b0\u01a1ng t\u1ef1 trong plugin cache<\/strong> (\u01b0u ti\u00ean c\u00e1i n\u00e0y v\u00ec v\u1eabn r\u1ea5t t\u1ed1t m\u00e0 b\u1ea1n \u0111\u1ee1 ph\u1ea3i c\u00e0i th\u00eam plugin). C\u00e1c c\u00e1ch th\u1ee9c li\u00ean quan \u0111\u1ebfn m\u00e3, nh\u01b0 critical CSS v\u00e0 defer JS c\u0169ng c\u00f3 th\u1ec3 coi l\u00e0 lazy load<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><em>(**): L\u01b0u \u00fd, nh\u1eefng g\u00ec t\u00f4i th\u00edch d\u00f9ng ho\u1eb7c \u0111ang d\u00f9ng ch\u01b0a ch\u1eafc l\u00e0 c\u00e1i ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi tr\u01b0\u1eddng h\u1ee3p c\u1ee7a b\u1ea1n.<\/em><\/p>\n\n\n\n<p>(*)Tr\u00e1nh hi\u1ec3u l\u1ea7m quan tr\u1ecdng: Google \u0111\u00e1nh gi\u00e1 t\u1ed1c \u0111\u1ed9 website c\u1ee7a b\u1ea1n nhanh hay ch\u1eadm kh\u00f4ng ph\u1ea3i th\u00f4ng qua t\u1ed5ng th\u1eddi gian \u0111\u1ec3 t\u1ea3i to\u00e0n b\u1ed9 trang web, m\u00e0 l\u00e0 th\u1eddi gian \u0111\u1ec3 t\u1ea3i n\u1ed9i dung trong <a href=\"https:\/\/kiencang.net\/man-hinh-dau-tien\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a>&nbsp;(above the fold), t\u1ee9c l\u00e0 n\u1ed9i dung m\u00e0 ng\u01b0\u1eddi d\u00f9ng th\u1ea5y khi ch\u01b0a cu\u1ed9n chu\u1ed9t. \u0110i\u1ec1u n\u00e0y c\u00f4ng b\u1eb1ng h\u01a1n, v\u00ec n\u1ebfu kh\u00f4ng th\u00ec nh\u1eefng trang c\u00f3 n\u1ed9i dung d\u00e0i s\u1ebd b\u1ecb m\u1eb7c \u0111\u1ecbnh l\u00e0 ch\u1eadm, v\u00e0 c\u0169ng nh\u1edd c\u00e1ch \u0111\u00e1nh gi\u00e1 n\u00e0y c\u00e1c k\u1ef9 thu\u1eadt lazy load v\u00e0 tr\u00ec ho\u00e3n t\u1ea3i r\u1ea5t quan tr\u1ecdng, gi\u00fap b\u1ea1n c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 web l\u00ean r\u1ea5t nhi\u1ec1u m\u00e0 kh\u00f4ng c\u1ea7n quan t\u00e2m nhi\u1ec1u \u0111\u1ebfn \u0111\u1ed9 d\u00e0i b\u00e0i vi\u1ebft, c\u0169ng nh\u01b0 c\u00e1c t\u00e0i nguy\u00ean phong ph\u00fa c\u00f3 d\u1eef li\u1ec7u l\u1edbn tr\u00ean trang.<\/p>\n\n\n\n<p><strong>L\u01b0u \u00fd th\u1ee9 hai l\u00e0<\/strong>: khi b\u1ea1n t\u0103ng t\u1ed1c trang b\u1ea1n ph\u1ea3i <a href=\"https:\/\/kiencang.net\/diem-tuong-tac-trang\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u0111\u1ec3 \u00fd \u0111\u1ebfn \u0111i\u1ec3m t\u01b0\u01a1ng t\u00e1c tr\u00ean trang<\/a>. M\u1ee5c ti\u00eau kh\u00f4ng ph\u1ea3i ch\u1ec9 l\u00e0 thu\u1ea7n t\u00fay t\u0103ng t\u1ed1c \u0111\u1ed9 hi\u1ec3n th\u1ecb website, suy cho c\u00f9ng, m\u1ee5c ti\u00eau cao nh\u1ea5t l\u00e0 \u0111\u1ec3 <em>ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c th\u1ee9 m\u00e0 h\u1ecd mu\u1ed1n tr\u00ean website nhanh nh\u1ea5t c\u00f3 th\u1ec3<\/em>.<\/p>\n\n\n\n<p><strong>L\u01b0u \u00fd th\u1ee9 ba l\u00e0<\/strong>: t\u1ed1c \u0111\u1ed9 website l\u00e0 m\u1ed9t trong c\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng trong <a href=\"https:\/\/kiencang.net\/viet-bai-chuan-seo\/\" target=\"_blank\" rel=\"noreferrer noopener\">b\u00e0i vi\u1ebft chu\u1ea9n SEO<\/a>. Google ch\u00ednh th\u1ee9c s\u1eed d\u1ee5ng t\u1ed1c \u0111\u1ed9 nh\u01b0 m\u1ed9t th\u00e0nh t\u1ed1 x\u1ebfp h\u1ea1ng <a href=\"https:\/\/kiencang.net\/diem-tuong-tac-trang\/\" target=\"_blank\" rel=\"noopener noreferrer\">k\u1ec3 t\u1eeb n\u0103m 2010<\/a>.<\/p>\n\n\n\n<p>Gi\u1edd \u0111\u1ebfn l\u00fac ch\u00fang ta c\u00f9ng kh\u00e1m ph\u00e1 n\u00e0o.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_60 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6577d60469434\" ><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6577d60469434\"  type=\"checkbox\" id=\"item-6577d60469434\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#1_Host_phai_tot_%E2%80%93_tien_it_kho_hit_duoc_do_thom\" title=\"1. Host ph\u1ea3i t\u1ed1t &#8211; ti\u1ec1n \u00edt kh\u00f3 h\u00edt \u0111\u01b0\u1ee3c \u0111\u1ed3 th\u01a1m #\">1. Host ph\u1ea3i t\u1ed1t &#8211; ti\u1ec1n \u00edt kh\u00f3 h\u00edt \u0111\u01b0\u1ee3c \u0111\u1ed3 th\u01a1m #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#2_Giao_dien_phu_hop_%E2%80%93_khong_phai_website_nao_cung_can_long_lay_bong_bay\" title=\"2. Giao di\u1ec7n ph\u00f9 h\u1ee3p &#8211; kh\u00f4ng ph\u1ea3i website n\u00e0o c\u0169ng c\u1ea7n l\u1ed9ng l\u1eaby, b\u00f3ng b\u1ea9y #\">2. Giao di\u1ec7n ph\u00f9 h\u1ee3p &#8211; kh\u00f4ng ph\u1ea3i website n\u00e0o c\u0169ng c\u1ea7n l\u1ed9ng l\u1eaby, b\u00f3ng b\u1ea9y #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#3_Go_bo_cac_plugin_khong_dung_han_che_plugin_qua_nang_%E2%80%93_vut_do_thua_trong_nha\" title=\"3. G\u1ee1 b\u1ecf c\u00e1c plugin kh\u00f4ng d\u00f9ng &amp; h\u1ea1n ch\u1ebf plugin qu\u00e1 n\u1eb7ng &#8211; v\u1ee9t \u0111\u1ed3 th\u1eeba trong nh\u00e0 #\">3. G\u1ee1 b\u1ecf c\u00e1c plugin kh\u00f4ng d\u00f9ng &amp; h\u1ea1n ch\u1ebf plugin qu\u00e1 n\u1eb7ng &#8211; v\u1ee9t \u0111\u1ed3 th\u1eeba trong nh\u00e0 #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#4_Toi_uu_hoa_hinh_anh_%E2%80%93_hang_to_nang_kheo_goi_buoc_sap_xep_cung_nhe_di_nhieu\" title=\"4. T\u1ed1i \u01b0u ho\u00e1 h\u00ecnh \u1ea3nh &#8211; h\u00e0ng to n\u1eb7ng kh\u00e9o g\u00f3i bu\u1ed9c, s\u1eafp x\u1ebfp c\u0169ng nh\u1eb9 \u0111i nhi\u1ec1u #\">4. T\u1ed1i \u01b0u ho\u00e1 h\u00ecnh \u1ea3nh &#8211; h\u00e0ng to n\u1eb7ng kh\u00e9o g\u00f3i bu\u1ed9c, s\u1eafp x\u1ebfp c\u0169ng nh\u1eb9 \u0111i nhi\u1ec1u #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#5_Su_dung_CDN_%E2%80%93_dang_dong_tien_bat_gao\" title=\"5. S\u1eed d\u1ee5ng CDN &#8211; \u0111\u00e1ng \u0111\u1ed3ng ti\u1ec1n b\u00e1t g\u1ea1o #\">5. S\u1eed d\u1ee5ng CDN &#8211; \u0111\u00e1ng \u0111\u1ed3ng ti\u1ec1n b\u00e1t g\u1ea1o #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#6_Su_dung_cache_%E2%80%93_khong_the_bo_qua_cach_tang_toc_WordPress_nay_duoc\" title=\"6. S\u1eed d\u1ee5ng cache &#8211; kh\u00f4ng th\u1ec3 b\u1ecf qua c\u00e1ch t\u0103ng t\u1ed1c WordPress n\u00e0y \u0111\u01b0\u1ee3c #\">6. S\u1eed d\u1ee5ng cache &#8211; kh\u00f4ng th\u1ec3 b\u1ecf qua c\u00e1ch t\u0103ng t\u1ed1c WordPress n\u00e0y \u0111\u01b0\u1ee3c #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#7_Su_dung_nen_Gzip_%E2%80%93_thuong_duoc_cac_cong_ty_host_tich_hop_san_roi\" title=\"7. S\u1eed d\u1ee5ng n\u00e9n Gzip &#8211; th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c c\u00f4ng ty host t\u00edch h\u1ee3p s\u1eb5n r\u1ed3i #\">7. S\u1eed d\u1ee5ng n\u00e9n Gzip &#8211; th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c c\u00f4ng ty host t\u00edch h\u1ee3p s\u1eb5n r\u1ed3i #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#8_Cac_ky_thuat_tang_toc_cua_Google_va_Facebook_%E2%80%93_can_nhac_thiet_hon\" title=\"8. C\u00e1c k\u1ef9 thu\u1eadt t\u0103ng t\u1ed1c c\u1ee7a Google v\u00e0 Facebook &#8211; c\u00e2n nh\u1eafc thi\u1ec7t h\u01a1n #\">8. C\u00e1c k\u1ef9 thu\u1eadt t\u0103ng t\u1ed1c c\u1ee7a Google v\u00e0 Facebook &#8211; c\u00e2n nh\u1eafc thi\u1ec7t h\u01a1n #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#9_Cat_giam_cac_thiet_ke_khong_can_thiet_tren_di_dong_%E2%80%93_nho_ma_co_vo\" title=\"9. C\u1eaft gi\u1ea3m c\u00e1c thi\u1ebft k\u1ebf kh\u00f4ng c\u1ea7n thi\u1ebft tr\u00ean di \u0111\u1ed9ng &#8211; nh\u1ecf m\u00e0 c\u00f3 v\u00f5 #\">9. C\u1eaft gi\u1ea3m c\u00e1c thi\u1ebft k\u1ebf kh\u00f4ng c\u1ea7n thi\u1ebft tr\u00ean di \u0111\u1ed9ng &#8211; nh\u1ecf m\u00e0 c\u00f3 v\u00f5 #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#10_Lazy_Load_anh_%E2%80%93_khi_luoi_co_loi_hon_cham\" title=\"10. Lazy Load \u1ea3nh &#8211; khi l\u01b0\u1eddi c\u00f3 l\u1ee3i h\u01a1n ch\u0103m #\">10. Lazy Load \u1ea3nh &#8211; khi l\u01b0\u1eddi c\u00f3 l\u1ee3i h\u01a1n ch\u0103m #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#11_Toi_uu_hoa_phan_phoi_CSS_%E2%80%93_can_den_dau_tai_den_do\" title=\"11. T\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS &#8211; c\u1ea7n \u0111\u1ebfn \u0111\u00e2u t\u1ea3i \u0111\u1ebfn \u0111\u00f3 #\">11. T\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS &#8211; c\u1ea7n \u0111\u1ebfn \u0111\u00e2u t\u1ea3i \u0111\u1ebfn \u0111\u00f3 #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#12_Tri_hoan_tai_JavaScript_%E2%80%93_van_la_mot_dang_luoi\" title=\"12. Tr\u00ec ho\u00e3n t\u1ea3i JavaScript &#8211; v\u1eabn l\u00e0 m\u1ed9t d\u1ea1ng l\u01b0\u1eddi #\">12. Tr\u00ec ho\u00e3n t\u1ea3i JavaScript &#8211; v\u1eabn l\u00e0 m\u1ed9t d\u1ea1ng l\u01b0\u1eddi #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#13_Rut_gon_gop_cac_file_JavaScript_CSS_va_nen_HTML_%E2%80%93_cao_rau_moc_lua_thua\" title=\"13. R\u00fat g\u1ecdn, g\u1ed9p c\u00e1c file JavaScript, CSS, v\u00e0 n\u00e9n HTML &#8211; c\u1ea1o r\u00e2u m\u1ecdc l\u01b0a th\u01b0a #\">13. R\u00fat g\u1ecdn, g\u1ed9p c\u00e1c file JavaScript, CSS, v\u00e0 n\u00e9n HTML &#8211; c\u1ea1o r\u00e2u m\u1ecdc l\u01b0a th\u01b0a #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#14_Loai_bo_viec_su_dung_Google_Fonts_%E2%80%93_doi_khi_trang_suc_la_ganh_nang\" title=\"14. Lo\u1ea1i b\u1ecf vi\u1ec7c s\u1eed d\u1ee5ng Google Fonts &#8211; \u0111\u00f4i khi trang s\u1ee9c l\u00e0 g\u00e1nh n\u1eb7ng #\">14. Lo\u1ea1i b\u1ecf vi\u1ec7c s\u1eed d\u1ee5ng Google Fonts &#8211; \u0111\u00f4i khi trang s\u1ee9c l\u00e0 g\u00e1nh n\u1eb7ng #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#15_Su_dung_cac_thu_vien_JavaScript_dung_chung_cua_Google_%E2%80%93_khong_nen_xay_cong_vien_trong_nha\" title=\"15. S\u1eed d\u1ee5ng c\u00e1c th\u01b0 vi\u1ec7n JavaScript d\u00f9ng chung c\u1ee7a Google &#8211; kh\u00f4ng n\u00ean x\u00e2y c\u00f4ng vi\u00ean trong nh\u00e0 #\">15. S\u1eed d\u1ee5ng c\u00e1c th\u01b0 vi\u1ec7n JavaScript d\u00f9ng chung c\u1ee7a Google &#8211; kh\u00f4ng n\u00ean x\u00e2y c\u00f4ng vi\u00ean trong nh\u00e0 #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#16_Chon_phan_mem_may_chu_web_web_server_toi_uu_%E2%80%93_ben_canh_xe_pho_thong_luon_co_xe_phan_khoi_lon\" title=\"16. Ch\u1ecdn ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web (web server) t\u1ed1i \u01b0u &#8211; b\u00ean c\u1ea1nh xe ph\u1ed5 th\u00f4ng, lu\u00f4n c\u00f3 xe ph\u00e2n kh\u1ed1i l\u1edbn #\">16. Ch\u1ecdn ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web (web server) t\u1ed1i \u01b0u &#8211; b\u00ean c\u1ea1nh xe ph\u1ed5 th\u00f4ng, lu\u00f4n c\u00f3 xe ph\u00e2n kh\u1ed1i l\u1edbn #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#17_Tri_hoan_tai_Lazy_load_video_%E2%80%93_luoi_van_hoan_luoi\" title=\"17. Tr\u00ec ho\u00e3n t\u1ea3i \/ Lazy load video &#8211; l\u01b0\u1eddi v\u1eabn ho\u00e0n l\u01b0\u1eddi #\">17. Tr\u00ec ho\u00e3n t\u1ea3i \/ Lazy load video &#8211; l\u01b0\u1eddi v\u1eabn ho\u00e0n l\u01b0\u1eddi #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#18_Su_dung_DNS_trung_gian_co_toc_do_cao_hon_%E2%80%93_luc_nao_cung_co_con_duong_tat_ben_canh_duong_chinh\" title=\"18. S\u1eed d\u1ee5ng DNS trung gian c\u00f3 t\u1ed1c \u0111\u1ed9 cao h\u01a1n &#8211; l\u00fac n\u00e0o c\u0169ng c\u00f3 con \u0111\u01b0\u1eddng t\u1eaft b\u00ean c\u1ea1nh \u0111\u01b0\u1eddng ch\u00ednh #\">18. S\u1eed d\u1ee5ng DNS trung gian c\u00f3 t\u1ed1c \u0111\u1ed9 cao h\u01a1n &#8211; l\u00fac n\u00e0o c\u0169ng c\u00f3 con \u0111\u01b0\u1eddng t\u1eaft b\u00ean c\u1ea1nh \u0111\u01b0\u1eddng ch\u00ednh #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#19_Khong_dung_anh_lon_dau_bai_viet_tinh_nang_Featured_Image_%E2%80%93_neu_ban_khong_qua_coi_trong_hinh_thuc\" title=\"19. Kh\u00f4ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i vi\u1ebft (t\u00ednh n\u0103ng Featured Image) &#8211; n\u1ebfu b\u1ea1n kh\u00f4ng qu\u00e1 coi tr\u1ecdng h\u00ecnh th\u1ee9c #\">19. Kh\u00f4ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i vi\u1ebft (t\u00ednh n\u0103ng Featured Image) &#8211; n\u1ebfu b\u1ea1n kh\u00f4ng qu\u00e1 coi tr\u1ecdng h\u00ecnh th\u1ee9c #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#20_Mot_so_ky_thuat_khac_%E2%80%93_khong_co_gioi_han_cuoi_cung\" title=\"20. M\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c &#8211; kh\u00f4ng c\u00f3 gi\u1edbi h\u1ea1n cu\u1ed1i c\u00f9ng #\">20. M\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c &#8211; kh\u00f4ng c\u00f3 gi\u1edbi h\u1ea1n cu\u1ed1i c\u00f9ng #<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/#21_Ket_luan\" title=\"21. K\u1ebft lu\u1eadn #\">21. K\u1ebft lu\u1eadn #<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"1-host-ph\u1ea3i-t\u1ed1t-ti\u1ec1n-it-kho-hit-d\u01b0\u1ee3c-d\u1ed3-th\u01a1m\"><span class=\"ez-toc-section\" id=\"1_Host_phai_tot_%E2%80%93_tien_it_kho_hit_duoc_do_thom\"><\/span><span style=\"background-color: #ffff00;\">1. Host ph\u1ea3i t\u1ed1t &#8211; ti\u1ec1n \u00edt kh\u00f3 h\u00edt \u0111\u01b0\u1ee3c \u0111\u1ed3 th\u01a1m #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: l\u00e0 bi\u1ec7n ph\u00e1p c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 hi\u1ec7u qu\u1ea3 nh\u1ea5t;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: chi ph\u00ed cao n\u1ebfu mu\u1ed1n c\u00f3 hosting ch\u1ea5t l\u01b0\u1ee3ng;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: <a href=\"https:\/\/chemicloud.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">ChemiCloud<\/a>;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/gYtJuHuALTg\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>Nh\u00ecn l\u00e0 bi\u1ebft c\u00e1ch t\u0103ng t\u1ed1c WordPress n\u00e0y s\u1ebd <em>t\u1ed1n th\u00eam ti\u1ec1n<\/em> r\u1ed3i! Tuy nhi\u00ean&#8230;<\/p>\n\n\n\n<p>&#8230;Host r\u1ebb, web n\u1eb7ng, traffic nhi\u1ec1u m\u00e0 b\u1ea1n l\u1ea1i \u0111\u00f2i t\u1ed1c \u0111\u1ed9 WordPress cao th\u00ec kh\u00f3 l\u1eafm! N\u1ebfu b\u1ea1n mu\u1ed1n web nhanh \u0111i\u1ec1u quan tr\u1ecdng nh\u1ea5t l\u00e0 ph\u1ea3i <strong>ch\u1ecdn \u0111\u01b0\u1ee3c hosting ph\u00f9 h\u1ee3p<\/strong>.<\/p>\n\n\n\n<p>Ph\u00f9 h\u1ee3p \u1edf \u0111\u00e2y \u00fd t\u00f4i l\u00e0 ph\u00f9 h\u1ee3p v\u1edbi <strong>ki\u1ec3u web<\/strong> c\u1ee7a b\u1ea1n v\u00e0 <strong>l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp<\/strong>.<\/p>\n\n\n\n<p>N\u1ebfu web b\u1ea1n nh\u1eb9, truy c\u1eadp kh\u00f4ng l\u1edbn (d\u01b0\u1edbi 2 &#8211; 3K view \/ ng\u00e0y), b\u1ea1n ch\u1ecdn host t\u1eeb 5 \u0111\u00f4 &#8211; 10 \u0111\u00f4 \/ th\u00e1ng v\u1eabn CH\u1ea4P NH\u1eacN \u0110\u01af\u1ee2C. Nh\u01b0ng n\u1ebfu nhi\u1ec1u h\u01a1n ho\u1eb7c trang c\u00f3 t\u00e0i nguy\u00ean l\u1edbn b\u1ea1n n\u00ean c\u00e2n nh\u1eafc c\u00e1c g\u00f3i hosting t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p>\u0110\u1eb7c bi\u1ec7t, n\u1ebfu l\u00e0 web b\u00e1n h\u00e0ng, web ch\u1ea1y Adsense \u0111em l\u1ea1i thu nh\u1eadp cao, \u0111\u1eebng ti\u1ebfc 1 &#8211; 5% ti\u1ec1n v\u1ed1n cho host. B\u00ean c\u1ea1nh n\u1ed9i dung ch\u1ea5t l\u01b0\u1ee3ng cao, SEO, th\u00ec t\u0103ng t\u1ed1c website l\u00e0 \u0111i\u1ec1u quan tr\u1ecdng th\u1ee9 hai m\u00e0 t\u00f4i \u01b0u ti\u00ean th\u1ef1c hi\u1ec7n. <a href=\"https:\/\/kiencang.net\/diem-tuong-tac-trang\/\" target=\"_blank\" rel=\"noopener noreferrer\">Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t<\/a> th\u01b0\u1eddng \u0111em l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch v\u01b0\u1ee3t h\u01a1n r\u1ea5t nhi\u1ec1u chi ph\u00ed b\u1ea1n ph\u1ea3i b\u1ecf ra \u0111\u1ec3 thu\u00ea host &#8220;ngon&#8221;.<\/p>\n\n\n\n<p>Host x\u1ecbn kh\u00f4ng ch\u1ec9 c\u00f3 RAM, CPU kho\u1ebb, ch\u1ecbu \u0111\u01b0\u1ee3c truy c\u1eadp l\u1edbn, m\u00e0 ph\u1ea7n l\u1edbn c\u00e1c host ki\u1ec3u n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c <strong>t\u1ed1i \u01b0u s\u1eb5n nhi\u1ec1u th\u1ee9<\/strong>, c\u00e1i m\u00e0 n\u1ebfu b\u1ea1n kh\u00f4ng c\u00f3 chuy\u00ean m\u00f4n t\u1ed1t th\u00ec r\u1ea5t kh\u00f3 t\u1ef1 m\u00ecnh th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<p>C\u00e1c b\u1ea1n c\u00f3 th\u1ec3 mu\u1ed1n h\u1ecfi <a href=\"https:\/\/kiencang.net\/mua-hosting-cho-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">n\u00ean mua hosting \u1edf \u0111\u00e2u?<\/a> C\u00e1i n\u00e0y n\u00f3 thay \u0111\u1ed5i theo th\u1eddi gian! 12 th\u00e1ng sau c\u00f3 khi \u0111\u00e3 kh\u00e1c n\u00ean t\u00f4i s\u1ebd c\u1ed1 g\u1eafng ch\u1ec9 n\u00eau v\u00e0i c\u00e1i t\u00ean \u0111\u00e3 \u1ed5n \u0111\u1ecbnh l\u00e2u n\u0103m. Tuy nhi\u00ean n\u1ebfu n\u00f3i ri\u00eang v\u1ec1 ph\u1ea7n kinh nghi\u1ec7m th\u00ec ch\u1ecdn l\u1ef1a l\u00e0 th\u1ebf n\u00e0y:<\/p>\n\n\n\n<ul><li>N\u1ebfu <strong>hi\u1ec3u bi\u1ebft m\u1ed9t ch\u00fat v\u1ec1 c\u00f4ng ngh\u1ec7<\/strong> v\u00e0 mu\u1ed1n c\u00f3 host t\u1ed1t, web nhanh, ch\u1ecbu traffic cao, ti\u1ebft ki\u1ec7m ti\u1ec1n th\u00ec mua <strong>VPS<\/strong>. N\u00f3 c\u00f2n l\u00e0 gi\u1ea3i ph\u00e1p gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c c\u01a1 h\u1ed9i th\u1eed nghi\u1ec7m nhi\u1ec1u lo\u1ea1i CMS (h\u1ec7 qu\u1ea3n tr\u1ecb n\u1ed9i dung) kh\u00e1c nhau ch\u1ee9 kh\u00f4ng ch\u1ec9 ri\u00eang WordPress, v\u00ed d\u1ee5 nh\u01b0 Magento, Drupal, hay ngay c\u1ea3 c\u00e1c \u0111o\u1ea1n m\u00e3 t\u1ef1 code;<\/li><li>N\u1ebfu <strong>kh\u00f4ng r\u00e0nh<\/strong> c\u00f4ng ngh\u1ec7 th\u00ec mua c\u00e1c lo\u1ea1i host \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u, ki\u1ec3u \u0103n s\u1eb5n, v\u00ed d\u1ee5 m\u1ed9t s\u1ed1 <strong>host \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u ri\u00eang cho WordPress&nbsp;<\/strong>(Managed WordPress Hosting);<\/li><li><strong>N\u00f3i chung th\u00ec ti\u1ec1n n\u00e0o s\u1ebd \u0111i v\u1edbi c\u1ee7a \u0111\u1ea5y<\/strong>. Host gi\u00e1 cao th\u01b0\u1eddng \u0111i k\u00e8m m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 gia t\u0103ng nh\u01b0 c\u00e0i \u0111\u1eb7t \u0111\u01a1n gi\u1ea3n, backup mi\u1ec5n ph\u00ed h\u00e0ng ng\u00e0y, h\u1ed7 tr\u1ee3 nhanh 24\/7, <a href=\"https:\/\/kiencang.net\/theo-doi-up-time-website\/\" target=\"_blank\" rel=\"noopener\">th\u1eddi gian uptime<\/a> r\u1ea5t cao, ph\u00f2ng tr\u1eeb malware, v\u00e2n v\u00e2n;<\/li><li><strong>Ch\u1ecdn c\u00f4ng ty gia nh\u1eadp th\u1ecb tr\u01b0\u1eddng \u0111\u1ee7 l\u00e2u<\/strong>, \u00edt c\u0169ng ph\u1ea3i \u0111\u01b0\u1ee3c 3 n\u0103m. Nhi\u1ec1u \u0111\u1ea1i gia ng\u00e0nh host \u0111\u00e3 c\u00f3 m\u1eb7t \u1edf \u0111\u00e2y 15 &#8211; 20 n\u0103m r\u1ed3i;<\/li><li>V\u00e0o xem nh\u1eefng trang web l\u1edbn, ho\u1eb7c web m\u00e0 b\u1ea1n th\u1ea5y nhanh xem h\u1ecd <strong>d\u00f9ng hosting c\u1ee7a c\u00f4ng ty n\u00e0o<\/strong>, n\u1ebfu d\u01b0\u1edbi ch\u00e2n trang kh\u00f4ng th\u1ea5y, b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng c\u00f4ng c\u1ee5 <a href=\"http:\/\/www.whoishostingthis.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">whoishostingthis<\/a>&nbsp;\u0111\u1ec3 t\u00ecm xem web \u0111\u00f3 d\u00f9ng host \u1edf \u0111\u00e2u? (<a href=\"https:\/\/kiencang.net\/cach-kiem-tra-trang-web-nao-do-thue-hosting-o-dau\/\" target=\"_blank\" rel=\"noopener noreferrer\">Xem h\u01b0\u1edbng d\u1eabn ki\u1ec3m tra host \u1edf \u0111\u00e2u t\u1ea1i b\u00e0i vi\u1ebft n\u00e0y<\/a>). Tuy nhi\u00ean c\u00e1ch n\u00e0y c\u00f9ng c\u00f3 h\u1ea1n ch\u1ebf, \u1edf ch\u1ed7 l\u00e0 d\u00f9 c\u00f9ng m\u1ed9t c\u00f4ng ty host nh\u01b0ng h\u1ecd cung c\u1ea5p nhi\u1ec1u g\u00f3i d\u1ecbch v\u1ee5 kh\u00e1c nhau, n\u1ebfu web b\u1ea1n th\u1ea5y nhanh ch\u1ecdn d\u1ecbch v\u1ee5 cao c\u1ea5p c\u00f2n b\u1ea1n ch\u1ecdn d\u1ecbch v\u1ee5 th\u00f4ng th\u01b0\u1eddng, th\u00ec d\u00f9 l\u00e0 c\u00f9ng c\u00f4ng ty, v\u1eabn c\u00f3 s\u1ef1 ch\u00eanh l\u1ec7ch \u0111\u00e1ng k\u1ec3 v\u1ec1 t\u1ed1c \u0111\u1ed9, hi\u1ec7u su\u1ea5t;<\/li><li>\u0110a s\u1ed1 c\u00e1c c\u00f4ng ty hosting \u0111\u1ec1u c\u00f3 ch\u00ednh s\u00e1ch&nbsp;<strong>ho\u00e0n ti\u1ec1n<\/strong> l\u1ea1i n\u1ebfu c\u1ea3m th\u1ea5y kh\u00f4ng \u01b0ng \u00ed. Th\u1eddi gian gi\u1edbi h\u1ea1n th\u00ec c\u00f2n tu\u1ef3 t\u1eebng c\u00f4ng ty, nh\u01b0ng th\u01b0\u1eddng c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn 30 ng\u00e0y tr\u1ea3i nghi\u1ec7m. Do v\u1eady, khi b\u1ea1n d\u00f9ng th\u1eed m\u1ed9t th\u1eddi gian th\u1ea5y t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u1ed5n th\u00ec chuy\u1ec3n \u0111i lu\u00f4n, \u0111\u1eebng ng\u1ea1i;<\/li><li>C\u00e1i cu\u1ed1i c\u00f9ng quan tr\u1ecdng n\u00e0y, <strong>\u0111\u1ecdc review th\u1eadt k\u1ef9<\/strong>, g\u1ed3m c\u1ea3 review \u1edf c\u00e1c di\u1ec5n \u0111\u00e0n l\u1eabn review c\u1ee7a c\u00e1c blogger c\u00f4ng ngh\u1ec7. C\u00e1c review c\u1ee7a c\u00e1c blogger c\u00f4ng ngh\u1ec7 c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi vi\u1ec7c h\u1ecd \u0111\u01b0\u1ee3c \u0103n % hoa h\u1ed3ng (<em>affiliate<\/em>) khi c\u00f3 ng\u01b0\u1eddi mua qua khuy\u1ebfn ngh\u1ecb c\u1ee7a h\u1ecd, n\u00ean b\u1ea1n ph\u1ea3i nghe b\u1eb1ng c\u1ea3 hai tai. D\u00f9 sao nh\u1eefng tay blogger l\u1edbn b\u1ea3n th\u00e2n h\u1ecd c\u1ea7n gi\u1eef uy t\u00edn n\u00ean \u0111a s\u1ed1 l\u00e0 tin \u0111\u01b0\u1ee3c, nh\u01b0ng n\u00ean nh\u1edb l\u00e0 nh\u1eefng tay h\u00e0ng \u0111\u1ea7u th\u00f4i nh\u00e9;<\/li><\/ul>\n\n\n\n<p>OK, gi\u1edd l\u00e0 m\u1ed9t s\u1ed1 c\u00e1i t\u00ean t\u00f4i th\u1ea5y \u1ed5n.<\/p>\n\n\n\n<p><strong>A. Share host<\/strong>. \u0110\u00e2y l\u00e0 g\u00f3i host ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u1edbi ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng, c\u00e1c g\u00f3i chuy\u00ean cho WordPress n\u00f3i chung th\u01b0\u1eddng c\u0169ng l\u00e0 share host nh\u01b0ng \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh \u0111\u1ec3 t\u1ed1i \u01b0u h\u01a1n. C\u00e1c c\u00f4ng ty t\u00f4i n\u00f3i d\u01b0\u1edbi \u0111\u00e2y th\u01b0\u1eddng c\u0169ng c\u00f3 VPS nh\u01b0ng share host c\u1ee7a h\u1ecd \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nhi\u1ec1u h\u01a1n.<\/p>\n\n\n\n<ul><li><strong><a href=\"https:\/\/www.siteground.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">SiteGround<\/a><\/strong> (VPS\/share\/t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng, c\u00f3 location \u1edf Sing, g\u1ea7n v\u1edbi VN nh\u01b0ng gi\u00e1 kh\u00e1 \u0111\u1eaft). Thanh to\u00e1n cho c\u1ea3 n\u0103m \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c khuy\u1ebfn m\u1ea1i v\u1edbi gi\u00e1 r\u1ea5t \u1ed5n. C\u00e1c n\u0103m ti\u1ebfp theo tr\u1edf v\u1ec1 gi\u00e1 ban \u0111\u1ea7u t\u01b0\u01a1ng \u0111\u1ed1i cao, v\u1edbi t\u1ea7m 36 USD cho m\u1ed9t host t\u1ed1i \u01b0u WP c\u00f3 100 ng\u00e0n view\/th\u00e1ng (SiteGround n\u00f3i r\u1eb1ng con s\u1ed1 n\u00e0y ch\u1ec9 \u0111\u1ec3 l\u00e0m m\u1ed1c tham kh\u1ea3o ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 h\u1ea1n ch\u1ebf c\u1ee9ng nh\u1eafc, tuy nhi\u00ean SiteGround l\u1ea1i c\u00f3 h\u1eb3n m\u1ed9t panel th\u1ed1ng k\u00ea l\u01b0\u1ee3t view r\u1ea5t chi ti\u1ebft!). Trong m\u1ed9t s\u1ed1 cu\u1ed9c th\u0103m d\u00f2 v\u1ec1 hosting n\u00ean d\u00f9ng v\u00e0 c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ed1t, SiteGround th\u01b0\u1eddng l\u00e0 c\u00e1i t\u00ean \u0111\u01b0\u1ee3c n\u00eau. Tuy nhi\u00ean d\u1ea1o g\u1ea7n \u0111\u00e2y (cu\u1ed1i n\u0103m 2019) m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng n\u00f3i r\u1eb1ng TTFB c\u1ee7a SiteGround l\u00e0 kh\u00e1 cao (kh\u00f4ng t\u1ed1t);<\/li><li><strong>Dreamhost<\/strong> (VPS\/share host\/t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng, \u1ed5n \u0111\u1ecbnh, ch\u1ecbu t\u1ea3i t\u1ed1t, nh\u01b0ng kh\u00f4ng c\u00f3 location \u1edf Ch\u00e2u \u00c1). T\u00f4i trung th\u00e0nh v\u1edbi Dreamhost h\u01a1n 5 n\u0103m, nh\u00ecn chung n\u00f3 \u1ed5n, nh\u1ea5t l\u00e0 g\u00f3i DreamPress chuy\u00ean cho WordPress, c\u00f2n v\u1edbi VPS th\u00ec b\u00ecnh th\u01b0\u1eddng. Nhi\u1ec1u ng\u01b0\u1eddi kh\u00f4ng th\u00edch panel m\u00e0 Dreamhost t\u1ef1 t\u1ea1o, nh\u01b0ng quen r\u1ed3i th\u00ec c\u0169ng th\u1ea5y n\u00f3 kh\u00f4ng t\u1ec7;<\/li><li><a href=\"https:\/\/mediatemple.net\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Mediatemple<\/strong><\/a> (t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng), nh\u01b0ng ch\u1ea5t l\u01b0\u1ee3ng \u0111\u00e3 suy gi\u1ea3m nhi\u1ec1u sau khi b\u00e1n cho GoDaddy;<\/li><li><a href=\"https:\/\/lightningbase.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Lightning Base<\/strong><\/a> (t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng, gi\u00e1 \u0111\u1eaft);<\/li><li><a href=\"https:\/\/www.liquidweb.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Liquid Web<\/strong><\/a> (t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng\/tuy nhi\u00ean \u0111\u0103ng k\u00fd c\u1ea7n x\u00e1c nh\u1eadn);<\/li><li><a href=\"https:\/\/www.knownhost.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Knownhost<\/strong><\/a> (VPS\/share host\/t\u1ed1i \u01b0u WordPress\/d\u1ec5 d\u00f9ng, uptime cao, c\u00e0i th\u00eam \u0111\u01b0\u1ee3c LiteSpeed h\u1ed7 tr\u1ee3 t\u0103ng t\u1ed1c khi c\u1ea7n, kh\u00f4ng c\u00f3 loacation \u1edf Ch\u00e2u \u00c1).<\/li><\/ul>\n\n\n\n<p><strong>B. VPS<\/strong>. Ph\u1ed5 bi\u1ebfn d\u1ea1o g\u1ea7n \u0111\u00e2y, khi ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n m\u1ed9t hosting c\u00f3 th\u00f4ng s\u1ed1 c\u1ee5 th\u1ec3 (thay v\u00ec to\u00e0n unlimited), v\u00e0 \u00edt b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nh\u1eefng ng\u01b0\u1eddi h\u00e0ng x\u00f3m.<\/p>\n\n\n\n<ul><li><strong>Vultr<\/strong> (VPS\/gi\u00e1 c\u1ea1nh tranh, t\u01b0\u01a1ng \u0111\u1ed1i d\u1ec5 d\u00f9ng nh\u1ea5t l\u00e0 v\u1edbi ai c\u00f3 hi\u1ec3u bi\u1ebft nh\u1ea5t \u0111\u1ecbnh v\u1ec1 hosting, c\u00f3 location \u1edf Sing, g\u1ea7n v\u1edbi VN). Vultr l\u00e0 VPS r\u1ea5t \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng \u1edf Vi\u1ec7t Nam. \u01afu \u0111i\u1ec3m c\u1ee7a n\u00f3 l\u00e0 gi\u00e1 t\u00ednh theo gi\u1edd, t\u1ea1o \u0111i\u1ec1u ki\u1ec7n v\u1ecdc v\u1ea1ch t\u00ecm hi\u1ec3u m\u00e0 kh\u00f4ng t\u1ed1n k\u00e9m chi ph\u00ed, ngo\u00e0i ra l\u00e0 c\u00e1c app c\u00e0i \u0111\u1eb7t thu\u1eadn ti\u1ec7n ch\u1ec9 c\u1ea7n th\u00f4ng qua v\u00e0i click. V\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng WordPress tr\u00ean Vultr c\u00f3 nhi\u1ec1u gi\u1ea3i ph\u00e1p trong \u0111\u00f3 c\u00f3 vi\u1ec7c s\u1eed d\u1ee5ng d\u00f2ng l\u1ec7nh (vpssim, hocvps), s\u1eed d\u1ee5ng app c\u00e0i WordPress tr\u00ean Vultr, s\u1eed d\u1ee5ng app Plesk phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed, s\u1eed d\u1ee5ng c\u00e1c app c\u1ee7a b\u00ean th\u1ee9 ba v\u00ed d\u1ee5 nh\u01b0 <a href=\"https:\/\/serverpilot.io\/\" target=\"_blank\" rel=\"noopener noreferrer\">ServerPilot<\/a>, <a href=\"https:\/\/gridpane.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">GridPane<\/a>, <a href=\"https:\/\/forge.laravel.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Forge Laravel<\/a>. M\u1ed7i c\u00e1i c\u00f3 \u01b0u \u0111i\u1ec3m ri\u00eang. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi kh\u00f4ng th\u1ea1o d\u00f2ng l\u1ec7nh, ng\u1ea1i v\u1ecdc v\u1ea1ch nhi\u1ec1u s\u1eed d\u1ee5ng Plesk phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed l\u00e0 d\u1ec5 v\u00e0 t\u1ed1i \u01b0u chi ph\u00ed nh\u1ea5t, b\u1ea1n c\u00f3 \u0111\u1ea7y \u0111\u1ee7 c\u00f4ng c\u1ee5 c\u1ea7n d\u00f9ng khi c\u1ea7n thi\u1ebft. V\u1edbi nh\u1eefng ai t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t, t\u1ed1c \u0111\u1ed9, c\u00e1c app c\u1ee7a b\u00ean th\u1ee9 ba l\u00e0 gi\u1ea3i ph\u00e1p h\u1eefu hi\u1ec7u h\u01a1n v\u00ec n\u00f3 \u00edt s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng, ngo\u00e0i ra ch\u00fang th\u01b0\u1eddng \u0111\u01b0\u1ee3c coi l\u00e0 b\u1ea3o m\u1eadt h\u01a1n (do \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n, v\u00e0 \u00edt ph\u1ea3i m\u1edf c\u00e1c c\u1ed5ng do t\u00ednh n\u0103ng \u0111\u01a1n gi\u1ea3n). GridPane (b\u1ea3n mi\u1ec5n ph\u00ed) \u1edf th\u1eddi \u0111i\u1ec3m n\u00e0y l\u00e0 \u1ee9ng vi\u00ean ho\u00e0n h\u1ea3o cho ai v\u1eeba mu\u1ed1n t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9, l\u1eabn chi ph\u00ed;<\/li><li><a href=\"https:\/\/www.digitalocean.com\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>DigitalOcean<\/strong><\/a> (VPS, Cloud\/d\u1ec5 d\u00f9ng). T\u01b0\u01a1ng t\u1ef1, DO c\u0169ng l\u00e0 m\u1ed9t c\u00e1i t\u00ean h\u00e0ng \u0111\u1ea7u v\u1ec1 VPS, c\u00f3 server \u1edf Sing (kh\u00f4ng c\u00f3 \u1edf Nh\u1eadt, H\u00e0n), hi\u1ec7n nhi\u1ec1u website t\u00f4i \u0111ang d\u00f9ng \u1edf DO v\u00e0 th\u1ea5y r\u1ea5t \u01b0ng \u00fd.<\/li><li><strong><a href=\"https:\/\/upcloud.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">UpCloud<\/a>,&nbsp;<\/strong>m\u1ed9t l\u00e0n gi\u00f3 m\u1edbi r\u1ea5t \u0111\u00e1ng ch\u00fa \u00fd trong cu\u1ed9c ch\u01a1i VPS, c\u00f3 location Sing, \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 r\u1ea5t cao v\u1ec1 t\u1ed1c \u0111\u1ed9, ph\u1ea7n c\u1ee9ng.<\/li><li><a href=\"https:\/\/www.linode.com\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>Linode<\/strong><\/a> (VPS, Cloud\/t\u01b0\u01a1ng \u0111\u1ed1i kh\u00f3). C\u00f3 v\u1ecb tr\u00ed h\u00e0ng \u0111\u1ea7u trong l\u00e0ng VPS gi\u1ed1ng Vultr. Tuy nhi\u00ean \u0111\u0103ng k\u00fd c\u00f3 v\u1ebb kh\u00f3, t\u00f4i \u0111\u0103ng k\u00fd th\u1eed m\u1ed9t l\u1ea7n v\u00e0 h\u1ecd block lu\u00f4n kh\u00f4ng r\u00f5 l\u00fd do, m\u1eb7c d\u00f9 th\u1ebb &amp; c\u00e1c th\u1ee9 kh\u00e1c \u0111\u1ec1u \u0111\u00e0ng ho\u00e0ng.<\/li><li><a href=\"https:\/\/www.cloudways.com\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Cloudways<\/strong><\/a> (VPS, d\u1ecbch v\u1ee5 trung gian cho ph\u00e9p ch\u1ecdn nhi\u1ec1u VPS kh\u00e1c nhau, trong \u0111\u00f3 c\u00f3 c\u1ea3 Google Cloud). Cloudways v\u1ec1 nhi\u1ec1u \u0111i\u1ec3m kh\u00e1 gi\u1ed1ng serverpilot, nh\u01b0ng v\u1edbi nhi\u1ec1u ch\u1ee9c n\u0103ng phong ph\u00fa h\u01a1n. T\u00ednh theo gi\u00e1 n\u00f3 \u0111\u1eaft g\u1ea5p \u0111\u00f4i c\u00e1c VPS m\u00e0 n\u00f3 k\u1ebft n\u1ed1i \u0111\u1ebfn.<\/li><\/ul>\n\n\n\n<p><strong>C. T\u1ed1i \u01b0u s\u1eb5n cho WordPress<\/strong><\/p>\n\n\n\n<ul><li>Hi\u1ec7n t\u00f4i \u01b0ng m\u1ed7i hosting c\u1ee7a Closte: \u01b0u \u0111i\u1ec3m s\u1eed d\u1ee5ng Google Cloud ch\u1ea5t l\u01b0\u1ee3ng cao, LiteSpeed Enterprise. C\u00e1ch t\u00ednh gi\u00e1 c\u1ee7a Closte h\u01a1i ph\u1ee9c t\u1ea1p, nh\u01b0ng nh\u00ecn chung website c\u00f3 l\u01b0u l\u01b0\u1ee3ng 50 &#8211; 100K view\/th\u00e1ng c\u00f3 gi\u00e1 h\u1ee3p l\u00fd t\u1eeb 15 &#8211; 30$\/th\u00e1ng. Tham kh\u1ea3o <a href=\"https:\/\/kiencang.net\/closte-host\/\" target=\"_blank\" rel=\"noopener\">b\u00e0i review \u0111\u1ec3 c\u00f3 c\u00e1i nh\u00ecn ch\u00ednh x\u00e1c h\u01a1n v\u1ec1 Closte<\/a>.<\/li><\/ul>\n\n\n\n<p>C\u00e1c c\u00f4ng ty b\u00e1n VPS c\u00f3 kho\u1ea3ng gi\u00e1 phong ph\u00fa t\u1eeb th\u1ea5p nh\u1ea5t kho\u1ea3ng 5 USD cho \u0111\u1ebfn v\u00e0i tr\u0103m USD. C\u00e1c c\u00f4ng ty chuy\u00ean cho WordPress th\u01b0\u1eddng c\u00f3 gi\u00e1 kh\u1edfi \u0111i\u1ec3m t\u1eeb 20 &#8211; 30 USD \/ th\u00e1ng.<\/p>\n\n\n\n<p>Hi\u1ec7n t\u1ea1i t\u00f4i host trang n\u00e0y tr\u00ean DigitalOcean, t\u00f4i d\u00f9ng k\u00e8m v\u1edbi v\u00e0i trang kh\u00e1c n\u1eefa, t\u1ed1c \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i t\u1ed1t.<\/p>\n\n\n\n<p>V\u1edbi host Vi\u1ec7t Nam, t\u00f4i kh\u00f4ng c\u00f3 nhi\u1ec1u kinh nghi\u1ec7m, nh\u01b0ng th\u1ea5y anh em b\u1ea1n b\u00e8 d\u00f9ng v\u00e0 ph\u1ea3n \u00e1nh kh\u00e1 t\u1ed1t th\u00ec c\u00f3 m\u1ed9t s\u1ed1 n\u01a1i nh\u01b0:<\/p>\n\n\n\n<ul><li>Azdigi (Th\u1ea1ch Ph\u1ea1m);<\/li><li>BKNS;<\/li><li>vHost.<\/li><\/ul>\n\n\n\n<p>\u01afu \u0111i\u1ec3m quan tr\u1ecdng nh\u1ea5t c\u1ee7a host Vi\u1ec7t Nam l\u00e0 <em>v\u1ecb tr\u00ed m\u00e1y ch\u1ee7 \u1edf g\u1ea7n ng\u01b0\u1eddi d\u00f9ng<\/em>, do v\u1eady t\u1ed1c \u0111\u1ed9 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 so v\u1edbi vi\u1ec7c b\u1ea1n \u0111i n\u1eeda v\u00f2ng tr\u00e1i \u0111\u1ea5t \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u t\u1eeb host \u1edf Hoa K\u1ef3 ch\u1eb3ng h\u1ea1n.<\/p>\n\n\n\n<p>Ngo\u00e0i ra b\u1ea1n c\u00f2n th\u1ea5y s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ee9t c\u00e1p, host \u1edf Vi\u1ec7t Nam h\u1ea7u nh\u01b0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng g\u00ec v\u1ec1 t\u1ed1c \u0111\u1ed9, host \u1edf n\u01b0\u1edbc ngo\u00e0i (nh\u1ea5t l\u00e0 v\u1edbi c\u00e1c g\u00f3i th\u1ea5p) ho\u1eb7c\/v\u00e0 \u1edf xa th\u00ec ch\u1eadm h\u1eb3n.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n v\u1eabn th\u00edch host ngo\u1ea1i nh\u01b0ng ng\u1ea1i \u0111\u01b0\u1eddng d\u00e0i, h\u00e3y ch\u1ecdn host c\u00f3 m\u00e1y ch\u1ee7 \u1edf Singapore (\u01b0u ti\u00ean \u0111\u1ecba \u0111i\u1ec3m n\u00e0y), HongKong ho\u1eb7c Nh\u1eadt B\u1ea3n, H\u00e0n Qu\u1ed1c.<\/p>\n\n\n\n<p>\u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i c\u00f3 nhi\u1ec1u d\u1ecbch v\u1ee5 cao c\u1ea5p cho host d\u00f9ng WordPress, t\u00f4i c\u00f3 th\u1ec3 k\u1ec3 v\u00e0i c\u00e1i t\u00ean v\u00ec h\u1ecd c\u0169ng n\u1ed5i ti\u1ebfng v\u00e0 \u1ed5n \u0111\u1ecbnh th\u1eddi gian d\u00e0i r\u1ed3i, th\u00ed d\u1ee5 nh\u01b0 <strong>Closte<\/strong>, <strong>LiquidWeb, Pressidium, Kinsta, WebSynthesis, MediaTempate<\/strong>,&#8230;Nh\u1eefng th\u1eb1ng n\u00e0y c\u1ee1 t\u1eeb <strong>50 &#8211; 200 \u0111\u00f4 \/ th\u00e1ng<\/strong><\/p>\n\n\n\n<p>C\u00f3 m\u1ed9t s\u1ed1 th\u1eb1ng gi\u00e1 ch\u00e1t qu\u00e1 t\u00f4i kh\u00f4ng n\u00eau ra, to\u00e0n 300 &#8211; 400 \u0111\u00f4 \/ th\u00e1ng th\u00ec gh\u00ea qu\u00e1 \u00e0!<\/p>\n\n\n\n<p>T\u1eeb kho\u00e1 b\u1ea1n c\u00f3 th\u1ec3 tra l\u00e0:&nbsp;<strong>wordpress premium hosting<\/strong><\/p>\n\n\n\n<p><strong>Ki\u1ebfn c\u00e0ng \u0111ang thu\u00ea host \u1edf \u0111\u00e2u<\/strong>: T\u00f4i t\u1eebng s\u1eed d\u1ee5ng host c\u1ee7a Dreamhost, c\u1ea3 g\u00f3i VPS l\u1eabn DreamPress cho m\u1ed9t s\u1ed1 trang web. \u01afu \u0111i\u1ec3m c\u1ee7a b\u1ea1n n\u00e0y l\u00e0 tr\u00e2u b\u00f2 v\u00e0 uptime cao. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 v\u1eabn s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web Apache, c\u00e1i v\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web nhanh nh\u1ea5t. Ngo\u00e0i ra n\u00f3 ch\u1ec9 c\u00f3 m\u00e1y ch\u1ee7 \u1edf Hoa K\u1ef3. \u1ede th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i b\u1ea1n n\u00ean ch\u1ecdn host c\u00f3 m\u00e1y ch\u1ee7 \u1edf g\u1ea7n Vi\u1ec7t Nam, th\u00ed d\u1ee5 nh\u01b0 Sing, Hongkong ho\u1eb7c Nh\u1eadt. \u0110i\u1ec1u th\u1ee9 hai l\u00e0 n\u00ean ch\u1ecdn host c\u00f3 ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web \u01b0u ti\u00ean t\u1ed1c \u0111\u1ed9, ch\u1eb3ng h\u1ea1n s\u1eed d\u1ee5ng Nginx ho\u1eb7c Litespeed. Theo t\u00f4i bi\u1ebft th\u00ec SiteGround, Vultr v\u00e0 DigitalOcean (2 c\u00e1i sau c\u1ea7n d\u00f9ng app c\u1ee7a b\u00ean th\u1ee9 ba \u0111\u1ec3 t\u1ed1i \u01b0u) l\u00e0 c\u00e1c \u1ee9ng vi\u00ean r\u1ea5t t\u1ed1t \u1edf th\u1eddi \u0111i\u1ec3m n\u00e0y.<\/p>\n\n\n\n<p>Combo t\u0103ng t\u1ed1c c\u1ee7a t\u00f4i \u1edf th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i:<\/p>\n\n\n\n<ul><li><strong>\u0110\u01a1n gi\u1ea3n<\/strong>: <a href=\"https:\/\/kiencang.net\/combo-vultr-serverpilot-cache-enabler\/\" target=\"_blank\" rel=\"noreferrer noopener\">Vultr (ho\u1eb7c UpCloud) + Serverpilot (5USD\/server) + Cache Enabler<\/a> (b\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 cache sau)<\/li><li><strong>\u01afu ti\u00ean t\u1ed1c \u0111\u1ed9<\/strong>: Vultr (b\u1ea3n High Frequency Compute) + GridPane (mi\u1ec5n ph\u00ed ho\u1eb7c tr\u1ea3 ph\u00ed) + (Redis cache\/Free ho\u1eb7c Nginx FastCGI Cache\/Paid t\u01b0\u01a1ng \u1ee9ng v\u1edbi t\u1eebng phi\u00ean b\u1ea3n c\u1ee7a GridPane)<\/li><li><strong>T\u1ed1c \u0111\u1ed9 l\u1eabn traffic c\u1ef1c l\u1edbn<\/strong>: <a href=\"https:\/\/kiencang.net\/combo-digitalocean-cyberpanel-openlitespeed\/\" target=\"_blank\" rel=\"noreferrer noopener\">DigitalOcean (b\u1ea3n Performance) + CyberPanel (OpenLitespeed\/Free ho\u1eb7c LiteSpeed Web Server Enterprise\/Paid) + LiteSpeed Cache plugin (Free)<\/a><\/li><\/ul>\n\n\n\n<p>Nh\u1eefng gi\u1ea3i ph\u00e1p tr\u00ean c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 b\u1ea1n d\u1ec5 l\u00e0m, \u00edt ph\u1ea3i thao t\u00e1c v\u1edbi d\u00f2ng l\u1ec7nh, control panel \u0111\u1ea7y \u0111\u1ee7 t\u00ednh n\u0103ng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"2-giao-di\u1ec7n-phu-h\u1ee3p-khong-ph\u1ea3i-website-nao-cung-c\u1ea7n-l\u1ed9ng-l\u1eaby-bong-b\u1ea9y\"><span class=\"ez-toc-section\" id=\"2_Giao_dien_phu_hop_%E2%80%93_khong_phai_website_nao_cung_can_long_lay_bong_bay\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">2. Giao di\u1ec7n ph\u00f9 h\u1ee3p &#8211; kh\u00f4ng ph\u1ea3i website n\u00e0o c\u0169ng c\u1ea7n l\u1ed9ng l\u1eaby, b\u00f3ng b\u1ea9y #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: gi\u00fap t\u1ed1i \u01b0u m\u00e3 ngu\u1ed3n c\u1ee7a trang ngay t\u1eeb l\u00fac ban \u0111\u1ea7u;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: giao di\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng cao th\u01b0\u1eddng ph\u1ea3i mua;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: <a href=\"https:\/\/kiencang.net\/generatepress-theme-tot-nhat\/\" target=\"_blank\" rel=\"noreferrer noopener\">GeneratePress<\/a> ho\u1eb7c Astra &amp; \u0111\u1eebng qu\u00ean <a href=\"https:\/\/kiencang.net\/dung-go-bo-css\/\" target=\"_blank\" rel=\"noreferrer noopener\">b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh r\u1ea5t t\u1ed1t c\u00e1c m\u1eb7c \u0111\u1ecbnh CSS c\u1ee7a b\u1ea5t c\u1ee9 theme n\u00e0o<\/a>;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/r-HfmSt_6i0\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>C\u00e1ch th\u1ee9c&nbsp;t\u0103ng t\u1ed1c WordPress n\u00e0y c\u00f3 th\u1ec3 t\u1ed1n ti\u1ec1n ho\u1eb7c kh\u00f4ng.<\/p>\n\n\n\n<p>R\u1ea5t gi\u1ed1ng \u00e1o qu\u1ea7n \u1edf ch\u1ed7 n\u00f3 l\u00e0 c\u00e1i b\u1ec1 ngo\u00e0i c\u1ee7a b\u1ea1n, tuy nhi\u00ean \u0111i\u1ec3m kh\u00e1c bi\u1ec7t l\u00e0 b\u1ea1n KH\u00d4NG ph\u1ea3i thay n\u00f3 h\u00e0ng ng\u00e0y. Giao di\u1ec7n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng NHI\u1ec0U TH\u00c1NG, th\u1eadm ch\u00ed l\u00e0 NHI\u1ec0U N\u0102M, do v\u1eady, <strong>n\u1ebfu c\u1ea3m th\u1ea5y c\u1ea7n \u0111\u1ea7u t\u01b0 th\u00ec b\u1ea1n c\u0169ng \u0111\u1eebng ti\u1ebfc ti\u1ec1n<\/strong>.<\/p>\n\n\n\n<p>\u1ede \u0111\u00e2y l\u1ea1i n\u00f3i \u0111\u1ebfn t\u00ednh ph\u00f9 h\u1ee3p. Website c\u00e0ng m\u00e0u m\u00e8, nhi\u1ec1u t\u00ednh n\u0103ng th\u00ec c\u00e0ng n\u1eb7ng v\u00ec n\u00f3 s\u1ebd c\u1ea7n nhi\u1ec1u JavaScript, CSS, \u1ea3nh h\u01a1n,&#8230;T\u00ednh th\u00eam c\u1ea3 nh\u1eefng truy v\u1ea5n \u0111\u1ebfn <strong><a href=\"https:\/\/kiencang.net\/plugin-wp-optimize\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/a><\/strong> n\u1eefa (v\u00e0 d\u0129 nhi\u00ean \u0111i\u1ec1u n\u00e0y l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 web).<\/p>\n\n\n\n<p>Do v\u1eady h\u00e3y \u0111\u01a1n gi\u1ea3n t\u1ed1i \u0111a, ngh\u0129a l\u00e0 b\u1ea1n c\u1ea7n m\u1ee9c n\u00e0o th\u00ec ch\u1ecdn giao di\u1ec7n m\u1ee9c \u0111\u1ea5y. B\u1eaft bu\u1ed9c c\u1ea7n t\u00ednh n\u0103ng n\u00e0o th\u00ec v\u1eabn ph\u1ea3i d\u00f9ng, kh\u00f4ng th\u00ec th\u00f4i.<\/p>\n\n\n\n<p>Ch\u1eb3ng h\u1ea1n nh\u01b0 trang n\u00e0y c\u1ee7a t\u00f4i, giao di\u1ec7n kh\u00f4ng c\u1ea7n b\u1eaft m\u1eaft, n\u00ean t\u00f4i ch\u1ecdn theme \u0111\u01a1n gi\u1ea3n v\u1edbi c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 b\u1ea3n \u0111\u1ec3 t\u0103ng t\u1ed1c WordPress (hi\u1ec7n t\u1ea1i th\u00ec trang n\u00e0y m\u00e0u m\u00e8 h\u01a1n nhi\u1ec1u r\u1ed3i \u1ea1, t\u00f4i \u0111\u00e3 mua \u00e1o m\u1edbi cho n\u00f3!).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Screen-Shot-2017-06-11-at-15.38.18.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Screen-Shot-2017-06-11-at-15.38.18.png\" alt=\"s\u1eed d\u1ee5ng giao di\u1ec7n \u0111\u01a1n gi\u1ea3n gi\u00fap t\u0103ng t\u1ed1c wordpress\" class=\"wp-image-4962\" width=\"640\" height=\"380\"\/><\/a><\/figure><\/div>\n\n\n<p>N\u00f3i \u0111i c\u0169ng ph\u1ea3i n\u00f3i l\u1ea1i, n\u1ebfu b\u1ea1n l\u00e0m c\u00e1c trang y\u00eau c\u1ea7u h\u00ecnh th\u1ee9c nh\u01b0 b\u00e1n \u0111\u1ed3 m\u1ef9 ph\u1ea9m, th\u1eddi trang, \u0111\u1ed3 trang s\u1ee9c, n\u1ed9i th\u1ea5t&#8230;th\u00ec \u01b0u ti\u00ean cho t\u00ednh th\u1ea9m m\u1ef9 s\u1ebd ph\u1ea3i \u0111\u01b0\u1ee3c t\u00ednh \u0111\u1ebfn.<\/p>\n\n\n\n<p>Hi\u1ec7n t\u00f4i \u0111ang r\u1ea5t th\u00edch giao di\u1ec7n n\u00e0y: <a href=\"https:\/\/wordpress.org\/themes\/astra\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/wordpress.org\/themes\/astra\/<\/a> n\u00f3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho t\u1ed1c \u0111\u1ed9, nh\u01b0ng tr\u00f4ng v\u1eabn \u0111\u1ee7 h\u1ea5p d\u1eabn. Astra c\u00f3 c\u1ea3 phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed l\u1eabn c\u00f3 ph\u00ed, \u0111\u01b0\u1eddng link t\u00f4i d\u1eabn \u1edf tr\u00ean l\u00e0 phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n<p>C\u00e1c theme t\u1ed1i \u01b0u cho t\u1ed1c \u0111\u1ed9 b\u1eb1ng c\u00e1ch:<\/p>\n\n\n\n<ul><li>T\u1ed1i \u01b0u vi\u1ec7c s\u1eed d\u1ee5ng font ch\u1eef, t\u1ed1t nh\u1ea5t l\u00e0 d\u00f9ng font c\u00f3 s\u1eb5n tr\u00ean m\u00e1y t\u00ednh ng\u01b0\u1eddi d\u00f9ng, ho\u1eb7c t\u1ef1 host c\u00e1c font nh\u1eb9, tr\u00e1nh s\u1eed d\u1ee5ng Google Font cho nh\u1eefng font kh\u00f4ng ph\u1ed5 bi\u1ebfn v\u00e0 n\u1eb7ng n\u1ec1;<\/li><li>Kh\u00f4ng s\u1eed d\u1ee5ng jQuery, c\u00e1i th\u01b0\u1eddng \u0111\u01b0\u1ee3c thay th\u1ebf d\u1ec5 d\u00e0ng b\u1eb1ng c\u00e1c \u0111o\u1ea1n JS c\u00f3 t\u00ednh n\u0103ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0ng nh\u1ecf g\u1ecdn h\u01a1n nhi\u1ec1u (nh\u01b0ng cu\u1ed1i c\u00f9ng th\u00ec v\u1ec1 sau ch\u00fang ta v\u1eabn c\u00e0i c\u00e1c plugin c\u1ea7n \u0111\u1ebfn jQuery! <a href=\"https:\/\/kiencang.net\/loai-bo-jquery\/\" target=\"_blank\" rel=\"noreferrer noopener\">Th\u1eadt v\u00f4 c\u00f9ng kh\u00f3 \u0111\u1ec3 lo\u1ea1i b\u1ecf jQuery kh\u1ecfi WordPress<\/a>);<\/li><li>Gi\u1ea3n h\u00f3a thi\u1ebft k\u1ebf, trong \u0111\u00f3 bao g\u1ed3m vi\u1ec7c s\u1eed d\u1ee5ng CSS, JS \u0111\u01a1n gi\u1ea3n, g\u1ecdn g\u00e0ng, tr\u00e1nh vi\u1ec7c ch\u1eb7n hi\u1ec3n th\u1ecb n\u1ed9i dung m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean;<\/li><\/ul>\n\n\n\n<p>T\u1ea5t c\u1ea3 nh\u1eefng \u0111i\u1ec1u tr\u00ean s\u1ebd \u0111\u01b0\u1ee3c t\u00f4i n\u00f3i k\u1ef9 h\u01a1n \u1edf c\u00e1c ph\u1ea7n sau, v\u00e0 c\u1ea3 c\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c n\u1eefa. Th\u01b0\u1eddng ngay c\u1ea3 khi b\u1ea1n ch\u1ee7 \u0111\u1ed9ng ch\u1ecdn \u0111\u01b0\u1ee3c theme t\u1ed1c \u0111\u1ed9 t\u1ed1t v\u1ea5n \u0111\u1ec1 t\u1ed1c \u0111\u1ed9 v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra do c\u00e1c plugin m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng sau n\u00e0y l\u00e0m \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<p><strong>Bonus<\/strong>: B\u1ea1n c\u00f3 th\u1ec3 th\u00edch b\u00e0i vi\u1ebft b\u00e0n v\u1ec1 ch\u1ee7 \u0111\u1ec1 <a href=\"https:\/\/kiencang.net\/theme-wordpress-nhanh-nhat\/\" target=\"_blank\" rel=\"noreferrer noopener\">theme WordPress n\u00e0o nhanh nh\u1ea5t<\/a>?<\/p>\n\n\n\n<p><strong>Ki\u1ebfn c\u00e0ng \u0111ang s\u1eed d\u1ee5ng giao di\u1ec7n n\u00e0o<\/strong>: T\u00f4i s\u1eed d\u1ee5ng nhi\u1ec1u giao di\u1ec7n, t\u1eeb m\u1eb7c \u0111\u1ecbnh c\u1ee7a Automatic cho \u0111\u1ebfn c\u00e1c theme mi\u1ec5n ph\u00ed kh\u00e1c r\u1ed3i c\u00e1c theme ph\u1ea3i b\u1ecf ti\u1ec1n ra mua. Trang <a href=\"https:\/\/kiencang.net\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ki\u1ebfn c\u00e0ng<\/a> (m\u1ed9t trang kh\u00e1c c\u00f9ng t\u00e1c gi\u1ea3) t\u00f4i \u0111ang d\u00f9ng <a href=\"https:\/\/themeforest.net\/item\/soledad-multiconcept-blogmagazine-wp-theme\/12945398\" target=\"_blank\" rel=\"noreferrer noopener\">theme Soledad<\/a>. M\u1ed9t theme kh\u00e1c m\u00e0 t\u00f4i th\u00edch l\u00e0 <a href=\"https:\/\/themeforest.net\/item\/newspaper\/5489609\" target=\"_blank\" rel=\"noreferrer noopener\">Newspaper<\/a>, n\u00f3 c\u00f3 v\u1ebb ch\u1ea1y r\u1ea5t m\u01b0\u1ee3t v\u00e0 nhanh h\u01a1n Soledad. Trang kh\u00f4ng qu\u00e1 c\u1ea7u k\u1ef3 v\u1ec1 h\u00ecnh \u1ea3nh, t\u00f4i th\u00edch d\u00f9ng Astra, n\u00f3 l\u00e0 theme ch\u1ee7 \u0111\u00edch thi\u1ebft k\u1ebf cho t\u0103ng t\u1ed1c, b\u1ea3n c\u00f3 ph\u00ed c\u1ee7a n\u00f3 s\u1eed d\u1ee5ng kh\u00f4ng gi\u1edbi h\u1ea1n website.<\/p>\n\n\n\n<p>P\/S: t\u1eeb \u0111\u1ea7u n\u0103m 2019, t\u00f4i t\u00e1ch c\u00e1c b\u00e0i vi\u1ebft v\u1ec1 t\u0103ng t\u1ed1c website tr\u00ean Ki\u1ebfn c\u00e0ng ra m\u1ed9t trang web ri\u00eang, \u0111\u1eb7t t\u00ean l\u00e0 speed.family, ch\u00ednh l\u00e0 trang b\u1ea1n \u0111ang \u0111\u1ecdc \u0111\u00e2y. Ki\u1ebfn c\u00e0ng s\u1eed d\u1ee5ng theme c\u1ee7a Astra. Sau t\u00f4i \u0111\u1ed5i sang <a href=\"https:\/\/kiencang.net\/generatepress-va-astra\/\">theme GeneratePress<\/a>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-g\u1ee1-b\u1ecf-cac-plugin-khong-dung-h\u1ea1n-ch\u1ebf-plugin-qua-n\u1eb7ng-v\u1ee9t-d\u1ed3-th\u1eeba-trong-nha\"><span class=\"ez-toc-section\" id=\"3_Go_bo_cac_plugin_khong_dung_han_che_plugin_qua_nang_%E2%80%93_vut_do_thua_trong_nha\"><\/span><span style=\"background-color: #ffff00;\">3. G\u1ee1 b\u1ecf c\u00e1c plugin kh\u00f4ng d\u00f9ng &amp; h\u1ea1n ch\u1ebf plugin qu\u00e1 n\u1eb7ng &#8211; v\u1ee9t \u0111\u1ed3 th\u1eeba trong nh\u00e0 #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: ch\u1eb3ng t\u1ed1n chi ph\u00ed g\u00ec;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f2i h\u1ecfi b\u1ea1n ph\u1ea3i c\u00f3 v\u1ed1n hi\u1ec3u bi\u1ebft nh\u1ea5t \u0111\u1ecbnh v\u1ec1 nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/Zsx2q8fLMx4\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>N\u00f3 ch\u1ec9 l\u00e0 vi\u1ec7c b\u1ecf \u0111i g\u00e1nh n\u1eb7ng m\u00e0 th\u00f4i. C\u0169ng nh\u01b0 c\u0103n nh\u00e0 tr\u1edf n\u00ean ch\u1eadt ch\u1ed9i, kh\u00f3 \u1edf v\u00ec c\u00f3 qu\u00e1 nhi\u1ec1u \u0111\u1ed3 \u0111\u1ea1c r\u1ea5t \u00edt khi d\u00f9ng, hosting c\u0169ng \u00ec \u1ea1ch n\u1ebfu n\u00f3 ph\u1ea3i g\u00e1nh qu\u00e1 nhi\u1ec1u. T\u00f4i nghe \u0111\u00e2u \u0111\u00f3 nguy\u00ean t\u1eafc r\u1eb1ng <strong>n\u1ebfu m\u1ed9t \u0111\u1ed3 v\u1eadt kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng trong v\u00f2ng 6 th\u00e1ng h\u00e3y c\u00e2n nh\u1eafc ch\u00e0o v\u0129nh bi\u1ec7t n\u00f3<\/strong>.<\/p>\n\n\n\n<p>Plugin th\u01b0\u1eddng t\u1ea1o ra h\u00e0ng lo\u1ea1t c\u00e1c file CSS v\u00e0 JS b\u1ed5 sung v\u00e0o giao di\u1ec7n, nhi\u1ec1u trong s\u1ed1 \u0111\u00f3 c\u00f3 dung l\u01b0\u1ee3ng kh\u00f4ng nh\u1eb9 ch\u00fat n\u00e0o, c\u00f3 nh\u1eefng c\u00e1i l\u00ean \u0111\u1ebfn h\u00e0ng 100KB. Do v\u1eady, m\u1eb7c d\u00f9 \u0111a s\u1ed1 plugin ch\u00fang ta d\u00f9ng \u0111\u1ec1u mi\u1ec5n ph\u00ed, nh\u01b0ng h\u00e3y ti\u1ebft ki\u1ec7m trong vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3.<\/p>\n\n\n\n<p>B\u1ea3n th\u00e2n trang n\u00e0y t\u00f4i c\u1ed1 g\u1eafng \u0111\u1ec3 n\u00f3 t\u1ed1i thi\u1ec3u ho\u00e1 plugin c\u1ea7n x\u00e0i, hi\u1ec7n t\u1ea1i v\u1eabn ch\u01b0a \u0111\u1ebfn 20 plugin:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/goi-mo-rong.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/goi-mo-rong.png\" alt=\"s\u1eed d\u1ee5ng \u00edt plugin gi\u00fap gi\u1ea3m t\u1ea3i cho wordpress\" class=\"wp-image-4965\" width=\"640\" height=\"338\"\/><\/a><\/figure><\/div>\n\n\n<p>Nguy\u00ean t\u1eafc s\u1eed d\u1ee5ng plugin, c\u0169ng gi\u1ed1ng nh\u01b0 giao di\u1ec7n, x\u00e0i \u0111\u1ebfn \u0111\u00e2u th\u00ec c\u00e0i \u0111\u1ebfn \u0111\u00f3. \u0110\u1eebng th\u1eeba \u0111\u1eebng thi\u1ebfu.<\/p>\n\n\n\n<p>M\u1ed9t nguy\u00ean t\u1eafc quan tr\u1ecdng kh\u00e1c \u0111\u1ec3 b\u1ea1n tr\u00e1nh g\u1eb7p c\u00e1c r\u1eafc r\u1ed1i li\u00ean quan \u0111\u1ebfn l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt l\u00e0 \u0111\u1eebng c\u00e0i plugin crack, ch\u1ecdn plugin uy t\u00edn v\u00e0 \u0111\u01b0\u1ee3c c\u1ed9ng \u0111\u1ed3ng \u0111\u00e1nh gi\u00e1 cao. Ch\u1eb3ng c\u00f3 g\u00ec ch\u1eafc ch\u1eafn 100%, nh\u01b0ng ch\u00fang ta c\u1ed1 g\u1eafng l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c trong kh\u1ea3 n\u0103ng.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> h\u1ea1n ch\u1ebf l\u1ea1m d\u1ee5ng plugin nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i c\u1ed1 g\u1eafng ph\u00e1t hi\u1ec7n c\u00e1c t\u00ednh n\u0103ng tr\u00f9ng l\u1eb7p gi\u1eefa c\u00e1c plugin ho\u1eb7c c\u1ee7a plugin v\u00e0 giao di\u1ec7n s\u1eb5n c\u00f3 \u0111\u1ec3 ch\u1ecdn ch\u1ec9 d\u00f9ng m\u1ed9t c\u00e1i m\u00e0 th\u00f4i. V\u00ed d\u1ee5 JetPack c\u00f3 c\u00e1i th\u1ed1ng k\u00ea l\u01b0u l\u01b0\u1ee3ng s\u1eed d\u1ee5ng r\u1ea5t hay, c\u0169ng nh\u01b0 c\u00f3 CDN mi\u1ec5n ph\u00ed. Tuy nhi\u00ean v\u00ec t\u00f4i d\u00f9ng Google Analytics r\u1ed3i, c\u0169ng nh\u01b0 \u0111\u00e3 c\u00f3 CDN d\u00f9ng ri\u00eang n\u00ean t\u00f4i kh\u00f4ng c\u1ea7n plugin JetPack n\u1eefa, t\u00f4i \u0111\u00e3 x\u00f3a n\u00f3 \u0111i (plugin JetPack kh\u00e1 n\u1eb7ng, s\u1eafp t\u1edbi n\u1ebfu th\u00edch h\u1ee3p t\u00f4i s\u1ebd t\u00ecm hi\u1ec3u c\u00e1c plugin n\u1eb7ng ph\u1ed5 bi\u1ebfn \u0111\u1ec3 ch\u00fang ta c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng n\u00f3 hay kh\u00f4ng). V\u00ed d\u1ee5 th\u1ee9 hai l\u00e0 c\u00e1c n\u00fat chia s\u1ebd m\u1ea1ng x\u00e3 h\u1ed9i, t\u00f4i d\u00f9ng ri\u00eang m\u1ed9t plugin chia s\u1ebb, n\u00ean kh\u00f4ng d\u00f9ng t\u00ednh n\u0103ng t\u01b0\u01a1ng t\u1ef1 m\u00e0 theme c\u0169ng c\u00f3. Do v\u1eady b\u1ea1n v\u00e0o t\u00f9y ch\u1ecdn theme v\u00e0 t\u1eaft n\u00f3 \u0111i.<\/p>\n\n\n\n<p>M\u1ed9t \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd n\u1eefa \u0111\u00f3 l\u00e0: gi\u1eefa nhi\u1ec1u plugin kh\u00e1c nhau, c\u00f3 nh\u1eefng c\u00e1i \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t h\u01a1n nh\u1eefng c\u00e1i kh\u00e1c \u1edf kh\u00eda c\u1ea1nh t\u1ed1c \u0111\u1ed9 (c\u00f3 th\u1ec3 do tr\u00ecnh \u0111\u1ed9 l\u1eadp tr\u00ecnh, ho\u1eb7c ng\u01b0\u1eddi ta ch\u1ee7 \u0111\u1ed9ng thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t). C\u00e1i n\u00e0y t\u00f9y v\u00e0o m\u1ee5c \u0111\u00edch m\u00e0 b\u1ea1n c\u00e2n nh\u1eafc \u0111\u00e1nh \u0111\u1ed5i gi\u1eefa t\u00ednh n\u0103ng v\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 ch\u1ecdn c\u00e1i ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"4-t\u1ed1i-\u01b0u-hoa-hinh-\u1ea3nh-hang-to-n\u1eb7ng-kheo-goi-bu\u1ed9c-s\u1eafp-x\u1ebfp-cung-nh\u1eb9-di-nhi\u1ec1u\"><span class=\"ez-toc-section\" id=\"4_Toi_uu_hoa_hinh_anh_%E2%80%93_hang_to_nang_kheo_goi_buoc_sap_xep_cung_nhe_di_nhieu\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">4. T\u1ed1i \u01b0u ho\u00e1 h\u00ecnh \u1ea3nh &#8211; h\u00e0ng to n\u1eb7ng kh\u00e9o g\u00f3i bu\u1ed9c, s\u1eafp x\u1ebfp c\u0169ng nh\u1eb9 \u0111i nhi\u1ec1u #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: d\u1ec5 d\u00f9ng, nhi\u1ec1u plugin mi\u1ec5n ph\u00ed;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: plugin ch\u1ea5t l\u01b0\u1ee3ng cao m\u1ea5t ph\u00ed v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn chuy\u00ean s\u00e2u c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p v\u1edbi ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb web;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: d\u00f9ng t\u00ednh n\u0103ng mi\u1ec5n ph\u00ed c\u1ee7a plugin LiteSpeed cache ho\u1eb7c plugin ShortPixel;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/FG0KhJYI1xE\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n nh\u00ecn b\u1ea3ng ph\u00e2n t\u00edch l\u01b0u l\u01b0\u1ee3ng t\u1ea3i xu\u1ed1ng c\u1ee7a m\u1ed9t trang web b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y <strong>h\u00ecnh \u1ea3nh chi\u1ebfm t\u1eeb 30 &#8211; 70% dung l\u01b0\u1ee3ng<\/strong> (tu\u1ef3 t\u1eebng trang, b\u00e0i vi\u1ebft). C\u00f3 ngh\u0129a l\u00e0 m\u1ed9t trang web 2 MB ch\u1eb3ng h\u1ea1n, c\u00f3 th\u1ec3 1,4 MB \u0111\u00e3 l\u00e0 h\u00ecnh \u1ea3nh r\u1ed3i.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/noi-dung-theo-dung-luong.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/noi-dung-theo-dung-luong.png\" alt=\"h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u s\u1ebd gi\u00fap t\u0103ng t\u1ed1c wordpress l\u00ean nhi\u1ec1u l\u1ea7n\" class=\"wp-image-3580\"\/><\/a><figcaption>Nh\u01b0 trang web \u0111\u01b0\u1ee3c th\u1ed1ng k\u00ea, h\u00ecnh \u1ea3nh chi\u1ebfm \u0111\u1ebfn 85%. N\u1ed9i dung v\u0103n b\u1ea3n ch\u1eb3ng \u0111\u00e1ng bao nhi\u00eau, ch\u01b0a \u0111\u1ebfn 2%. Chi\u1ebfm th\u1ee9 nh\u00ec l\u00e0 JavaScript, kho\u1ea3ng 7%. \u0110\u00e2y l\u00e0 th\u1ed1ng k\u1ebf ng\u1eabu nhi\u00ean m\u1ed9t trang kh\u00e1 n\u1eb7ng h\u00ecnh \u1ea3nh, c\u00e1c trang kh\u00e1c t\u1ec9 l\u1ec7 s\u1ebd kh\u00e1c \u0111i nhi\u1ec1u<\/figcaption><\/figure><\/div>\n\n\n<p>Do v\u1eady <a href=\"https:\/\/kiencang.net\/toi-uu-hoa-anh-tren-web\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1ed1i \u01b0u ho\u00e1 h\u00ecnh \u1ea3nh<\/a> t\u1ed1t s\u1ebd gi\u1ea3m \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u l\u01b0u l\u01b0\u1ee3ng, t\u01b0\u01a1ng \u1ee9ng l\u00e0 gi\u1ea3m th\u1eddi gian hi\u1ec3n th\u1ecb website (g\u1ed3m c\u1ea3 th\u1eddi gian trong m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean\/ above the fold, l\u1eabn t\u1ed5ng th\u1eddi gian \u0111\u1ec3 t\u1ea3i c\u1ea3 trang).<\/p>\n\n\n\n<p>C\u00f3 hai c\u00e1ch gi\u1ea3m dung l\u01b0\u1ee3ng \u1ea3nh:<\/p>\n\n\n\n<ul><li><strong>Gi\u1ea3m kh\u00f4ng m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng<\/strong>: Dung l\u01b0\u1ee3ng \u1ea3nh gi\u1ea3m nh\u01b0ng \u0111\u1ed9 n\u00e9t v\u1eabn th\u1ebf, th\u01b0\u1eddng ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c t\u1eeb 10 &#8211; 15% v\u1edbi \u1ea3nh JPG v\u00e0 l\u00ean \u0111\u1ebfn 30 &#8211; 70% v\u1edbi \u1ea3nh PNG. C\u00e1i n\u00e0y l\u00fac n\u00e0o b\u1ea1n c\u0169ng n\u00ean l\u00e0m v\u00ec b\u1ea1n ch\u1eb3ng m\u1ea5t g\u00ec v\u1ec1 \u0111\u1ed9 n\u00e9t c\u1ea3.<\/li><li><strong>Gi\u1ea3m m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng<\/strong>: Dung l\u01b0\u1ee3ng gi\u1ea3m, \u0111\u1ed9 n\u00e9t c\u0169ng gi\u1ea3m theo. \u01afu \u0111i\u1ec3m l\u00e0 c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u01b0\u1ee3c r\u1ea5t l\u1edbn, \u0111\u00f4i khi \u0111\u1ebfn 50% v\u1edbi \u1ea3nh JPG v\u00e0 90% v\u1edbi \u1ea3nh PNG. Tuy nhi\u00ean c\u00e1i n\u00e0y c\u1ea7n c\u00e2n \u0111\u1ed1i \u0111\u1ec3 kh\u00f4ng b\u1ecb gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng \u1ea3nh qu\u00e1 nhi\u1ec1u. V\u00e0 th\u1ef1c t\u1ebf \u0111\u00e2y l\u00e0 c\u00e1ch t\u00f4i kh\u00f4ng khuy\u00ean d\u00f9ng trong h\u1ea7u h\u1ebft tr\u01b0\u1eddng h\u1ee3p.<\/li><\/ul>\n\n\n\n<p>M\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u1ea5t \u0111\u1ec3 gi\u1ea3m dung l\u01b0\u1ee3ng \u1ea3nh \u0111\u00f3 l\u00e0<strong> ch\u1ec9nh l\u1ea1i k\u00edch th\u01b0\u1edbc \u1ea3nh<\/strong>!<\/p>\n\n\n\n<p>Th\u00f4ng th\u01b0\u1eddng k\u00edch th\u01b0\u1edbc web m\u00e0 ng\u01b0\u1eddi d\u00f9ng xem tr\u00ean m\u00e1y t\u00ednh b\u00e0n giao \u0111\u1ed9ng t\u1eeb 600 &#8211; 800px, n\u00ean b\u1ea1n ch\u1ec9nh s\u1eeda \u1ea3nh l\u1ea1i chi\u1ec1u r\u1ed9ng nh\u01b0 v\u1eady s\u1ebd \u0111\u1ee1 \u0111i nhi\u1ec1u. Ch\u1eb3ng h\u1ea1n b\u1ea1n c\u00f3 \u1ea3nh 1200px, b\u1ea1n bi\u1ebft chi\u1ec1u r\u1ed9ng 600px l\u00e0 \u0111\u1ee7 th\u00ec h\u00e3y gi\u1ea3m k\u00edch c\u1ee1 n\u00e0y xu\u1ed1ng, n\u00f3 c\u00f3 th\u1ec3 <strong>gi\u00fap \u1ea3nh gi\u1ea3m dung l\u01b0\u1ee3ng \u0111i 3 \u0111\u1ebfn 4 l\u1ea7n<\/strong>.<\/p>\n\n\n\n<p>M\u1ed9t \u0111i\u1ec1u hay l\u00e0 n\u1ebfu b\u1ea1n l\u1ee1 up c\u00e1c \u1ea3nh l\u1edbn l\u00ean trang WordPress r\u1ed3i th\u00ec v\u1eabn c\u00f3 m\u1ed9t s\u1ed1 plugin cung c\u1ea5p cho b\u1ea1n kh\u1ea3 n\u0103ng thu g\u1ecdn l\u1ea1i c\u00e1c \u1ea3nh \u0111\u00f3 v\u1ec1 k\u00edch c\u1ee1 nh\u1ecf h\u01a1n. \u0110i\u1ec1u n\u00e0y hay l\u00e0 v\u00ec khi b\u1ea1n c\u00f3 blog nhi\u1ec1u b\u00e0i vi\u1ebft th\u00ec t\u00ecm th\u1ee7 c\u00f4ng c\u00e1c \u1ea3nh r\u1ea5t kh\u00f3.<\/p>\n\n\n\n<p>\u0110\u1ec3 t\u00ecm c\u00e1c ph\u1ea7n m\u1ec1m t\u1ed1i \u01b0u \u1ea3nh&nbsp;tr\u00ean desktop b\u1ea1n c\u00f3 th\u1ec3 tra t\u1eeb kho\u00e1&nbsp;<strong>Image Optimization Software<\/strong>. C\u00f2n \u0111\u1ec3 t\u00ecm c\u00e1c plugin cho WordPress h\u00e3y tra&nbsp;<strong>Image Optimization Plugin WordPress. <\/strong>(Tr\u1eeb khi b\u1ea1n l\u1ea5y \u1ea3nh ch\u1ee5p t\u1eeb m\u00e1y \u1ea3nh th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc r\u1ea5t l\u1edbn th\u00ec b\u1ea1n n\u00ean t\u1ed1i \u01b0u h\u00f3a tr\u01b0\u1edbc b\u1eb1ng ph\u1ea7n m\u1ec1m desktop, c\u00f2n c\u00e1c \u1ea3nh th\u00f4ng th\u01b0\u1eddng nh\u1eb9 nh\u00e0ng kh\u00e1c th\u00ec c\u1ee9 s\u1eed d\u1ee5ng plugin c\u1ee7a WordPress l\u00e0 \u0111\u01b0\u1ee3c, b\u1ea1n \u0111\u1ee1 m\u1ea5t c\u00f4ng h\u01a1n nhi\u1ec1u).<\/p>\n\n\n\n<p>M\u1ed9t s\u1ed1 plugin t\u00f4i th\u1ea5y kh\u00e1 \u1ed5n (v\u00e0 c\u00f3 h\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 c\u00e1ch d\u00f9ng \u1edf link k\u00e8m theo) l\u00e0:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-wp-smush\/\" target=\"_blank\" rel=\"noopener noreferrer\">WP Smush<\/a><\/li><li><a href=\"https:\/\/kiencang.net\/plugin-ewww-image-optimizer\/\" target=\"_blank\" rel=\"noopener noreferrer\">EWWW Image Optimizer<\/a><\/li><li><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-resmush-it\/\" target=\"_blank\" rel=\"noopener noreferrer\">reSmush.it<\/a><\/li><li><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-imagify\/\" target=\"_blank\" rel=\"noopener noreferrer\">Imagify Image Optimizer<\/a><\/li><li><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-shortpixel\/\" target=\"_blank\" rel=\"noopener noreferrer\">ShortPixel<\/a><\/li><\/ul>\n\n\n\n<p>P\/S: Xem th\u00eam <strong><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-wordpress\/\">so s\u00e1nh c\u00e1c plugin n\u00e9n \u1ea3nh<\/a><\/strong>.<\/p>\n\n\n\n<p>B\u00ean d\u01b0\u1edbi l\u00e0 \u1ea3nh ch\u1ee5p m\u00e0n h\u00ecnh ph\u1ea7n c\u00e0i \u0111\u1eb7t c\u1ee7a plugin&nbsp;Imagify:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/tuy-chon-toi-uu-hoa-anh.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/tuy-chon-toi-uu-hoa-anh.png\" alt=\"Imagify - plugin t\u1ed1i \u01b0u ho\u00e1 h\u00ecnh \u1ea3nh\" class=\"wp-image-4966\" width=\"640\"\/><\/a><\/figure><\/div>\n\n\n<p>N\u1ebfu b\u1ea1n c\u1ea7n tr\u1ea3 l\u1eddi nhanh m\u1ed9t plugin kh\u00e1 t\u1ed1t, d\u1ec5 d\u00f9ng m\u00e0 mi\u1ec5n ph\u00ed th\u00ec t\u00f4i ti\u1ebfn c\u1eed <strong>EWWW<\/strong>.<\/p>\n\n\n\n<p>Google c\u00e1ch \u0111\u00e2y v\u00e0i n\u0103m \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t <a href=\"https:\/\/kiencang.net\/dinh-dang-anh-webp\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u0111\u1ecbnh d\u1ea1ng \u1ea3nh m\u1edbi WebP<\/a> thay th\u1ebf m\u1ed9t s\u1ed1 \u0111\u1ecbnh d\u1ea1ng \u1ea3nh c\u0169 nh\u01b0 <a href=\"https:\/\/kiencang.net\/gif-png-jpg-hoac-svg\/\" target=\"_blank\" rel=\"noopener noreferrer\">JPG v\u00e0 PNG<\/a>. \u01afu \u0111i\u1ec3m c\u1ee7a WebP l\u00e0 dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef gi\u1ea3m kho\u1ea3ng 20 &#8211; 30% m\u00e0 ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng thay \u0111\u1ed5i.<\/p>\n\n\n\n<p>Tuy nhi\u00ean \u0111i\u1ec1u khi\u1ebfn WebP ch\u01b0a ph\u1ed5 bi\u1ebfn l\u00e0 hi\u1ec7n m\u1edbi c\u00f3 2 tr\u00ecnh duy\u1ec7t l\u1edbn h\u1ed7 tr\u1ee3 n\u00f3 (Chrome &amp; Opera), ngo\u00e0i ra c\u00e1c c\u00f4ng c\u1ee5 ti\u1ec7n l\u1ee3i cho ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng r\u00e0nh k\u1ef9 thu\u1eadt v\u1eabn ch\u01b0a nhi\u1ec1u.<\/p>\n\n\n\n<p><em>(C\u1eadp nh\u1eadt 2019: hi\u1ec7n WebP \u0111\u00e3 d\u00f9ng \u0111\u01b0\u1ee3c tr\u00ean FireFox v\u00e0 Edge\/Microsoft, ch\u1ec9 c\u00f2n Safari v\u1eabn ch\u01b0a h\u1ed7 tr\u1ee3, v\u00e0 \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 ti\u1ec1n \u0111\u1ec1 \u0111\u1ec3 n\u00f3 m\u1edf r\u1ed9ng s\u1ee9c \u1ea3nh h\u01b0\u1edfng m\u1ea1nh m\u1ebd h\u01a1n r\u1ea5t nhi\u1ec1u th\u1eddi gian d\u00e0i tr\u01b0\u1edbc \u0111\u00e2y)<\/em><\/p>\n\n\n\n<p>T\u00f4i t\u1eebng th\u1ef1c hi\u1ec7n chuy\u1ec3n \u0111\u1ed5i cho m\u1ed9t kh\u00e1ch h\u00e0ng c\u00e1 nh\u00e2n sang v\u1edbi h\u01a1n 12 ng\u00e0n b\u1ee9c \u1ea3nh sang \u0111\u1ecbnh d\u1ea1ng WebP, b\u1ea1n n\u00e0o mu\u1ed1n t\u00ecm hi\u1ec3u th\u00ec v\u00e0o <a href=\"https:\/\/kiencang.net\/chuyen-anh-tren-wordpress-sang-dinh-dang-webp\/\">li\u00ean k\u1ebft n\u00e0y<\/a>. Tuy nhi\u00ean c\u00e1ch th\u1ee9c n\u00e0y \u0111\u00f2i h\u1ecfi kha kh\u00e1 c\u00f4ng s\u1ee9c v\u00e0 t\u00ecm hi\u1ec3u k\u1ef9 thu\u1eadt \u0111\u1ec3 th\u1ef1c hi\u1ec7n ch\u00ednh x\u00e1c nhi\u1ec7m v\u1ee5.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> s\u1eed d\u1ee5ng plugin n\u00e0o \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u1ea3nh<\/strong>: T\u00f4i d\u00f9ng r\u1ea5t nhi\u1ec1u plugin, c\u1ea3 mi\u1ec5n ph\u00ed l\u1eabn tr\u1ea3 ph\u00ed. Hi\u1ec7n t\u1ea1i t\u00f4i th\u00edch EWWW, v\u00ec d\u00f9 n\u00f3 mi\u1ec5n ph\u00ed nh\u01b0ng l\u1ea1i c\u00f3 kh\u00e1 nhi\u1ec1u t\u00f9y bi\u1ebfn c\u0169ng nh\u01b0 \u00edt gi\u1edbi h\u1ea1n nh\u01b0 c\u00e1c plugin mi\u1ec5n ph\u00ed kh\u00e1c. N\u1ebfu c\u00f3 kinh t\u1ebf b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn Imagify ho\u1eb7c ShortPixel&#8230;S\u1eafp t\u1edbi t\u00f4i s\u1ebd t\u00ecm hi\u1ec3u s\u00e2u h\u01a1n v\u1ee5 \u1ea3nh WebP + Lazy load + CDN, \u0111\u00e2y s\u1ebd l\u00e0 c\u00e1ch c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u1ea3nh tr\u00ean web nhanh nh\u1ea5t c\u00f3 th\u1ec3. V\u01b0\u1edbng v\u00edu \u1edf ch\u1ed7 t\u00edch h\u1ee3p WebP v\u1edbi CDN h\u01a1i kh\u00f3 kh\u0103n v\u00ec n\u00f3 c\u1ea7n vi\u1ebft l\u1ea1i th\u1ebb \u1ea3nh \u0111\u1ec3 t\u00f9y v\u00e0o tr\u00ecnh duy\u1ec7t m\u00e0 load URL \u1ea3nh th\u00edch h\u1ee3p. C\u00e1c \u1ee9ng c\u1eed vi\u00ean ti\u1ec1m n\u0103ng \u0111\u1ec3 th\u1ef1c hi\u00ean c\u00f4ng vi\u1ec7c n\u00e0y bao g\u1ed3m: <a href=\"https:\/\/wordpress.org\/plugins\/cdn-enabler\/\">CDN Enabler<\/a> c\u00f3 kh\u1ea3 n\u0103ng t\u1ea1o trang t\u0129nh ri\u00eang cho WebP v\u00e0 \u0111\u1ecbnh d\u1ea1ng kh\u00e1c, <a href=\"https:\/\/wordpress.org\/plugins\/webp-express\/\">WebP Express<\/a> v\u1edbi kh\u1ea3 n\u0103ng can thi\u1ec7p v\u00e0o th\u1ebb \u1ea3nh.<\/p>\n\n\n\n<p><strong>L\u01b0u \u00fd<\/strong>: Tri\u1ec3n khai ch\u00ednh x\u00e1c WebP l\u00e0 m\u1ed9t nhi\u1ec7m v\u1ee5 ph\u1ee9c t\u1ea1p n\u00ean b\u1ea1n c\u1ea7n c\u1ea9n tr\u1ecdng. N\u1ebfu b\u1ea1n kh\u00f4ng ch\u1eafc ch\u1eafn kh\u00f4ng n\u00ean l\u00e0m. V\u1edbi nh\u1eefng website m\u00e0 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb Safari th\u00ec chuy\u1ec3n sang WebP h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng.<\/p>\n\n\n\n<p>Chuy\u1ec3n sang WebP c\u00f3 l\u1ee3i nh\u1ea5t khi b\u1ea1n r\u01a1i v\u00e0o m\u1ed9t trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p sau:<\/p>\n\n\n\n<ul><li>Ng\u01b0\u1eddi d\u00f9ng c\u1ee7a b\u1ea1n ch\u1ee7 y\u1ebfu d\u00f9ng Chrome v\u00e0 c\u00e1c tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 WebP<\/li><li>Website c\u00f3 nhi\u1ec1u \u1ea3nh<\/li><li>Website c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"5-s\u1eed-d\u1ee5ng-cdn-dang-d\u1ed3ng-ti\u1ec1n-bat-g\u1ea1o\"><span class=\"ez-toc-section\" id=\"5_Su_dung_CDN_%E2%80%93_dang_dong_tien_bat_gao\"><\/span><span style=\"background-color: #ffff00; color: #000000;\">5. S\u1eed d\u1ee5ng CDN &#8211; \u0111\u00e1ng \u0111\u1ed3ng ti\u1ec1n b\u00e1t g\u1ea1o #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0111em l\u1ea1i kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3 &amp; c\u00f3 kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n uptime nh\u1edd gi\u1ea3m t\u1ea3i cho hosting g\u1ed1c tr\u00ean c\u00e1c website c\u00f3 l\u01b0u l\u01b0\u1ee3ng l\u1edbn;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: chi ph\u00ed cao v\u1edbi trang web l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn ho\u1eb7c\/v\u00e0 nhi\u1ec1u t\u00e0i nguy\u00ean;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: BunnyCDN ho\u1eb7c BizFly;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p><a href=\"https:\/\/kiencang.net\/cdn-la-gi\/\" target=\"_blank\" rel=\"noopener noreferrer\">CDN l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a t\u1eeb <em>Content Delivery Network<\/em><\/a> &#8211; hay m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung.<\/p>\n\n\n\n<p>Hi\u1ec3u n\u00f4m na n\u00f3 th\u1ebf n\u00e0y. C\u00f3 hai \u00f4 t\u00f4 gi\u1ed1ng nhau, m\u1ed9t c\u00e1i xu\u1ea5t ph\u00e1t \u1edf S\u00e0i G\u00f2n, m\u1ed9t c\u00e1i xu\u1ea5t ph\u00e1t \u1edf H\u1ea3i Ph\u00f2ng, \u0111\u01b0\u1eddng x\u00e1 \u0111\u1ec1u \u0111\u1eb9p, x\u0103ng xe \u0111\u1ea7y \u0111\u1ee7, gi\u1eefa \u0111\u01b0\u1eddng kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec \u0111\u1eb7c bi\u1ec7t. H\u1ecfi xe n\u00e0o \u0111\u1ebfn H\u00e0 N\u1ed9i tr\u01b0\u1edbc?<\/p>\n\n\n<div class=\"wp-block-image size-full wp-image-11641\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/hanoi-saigon-haiphong.png\" alt=\"xe n\u00e0o \u0111\u1ebfn H\u00e0 N\u1ed9i tr\u01b0\u1edbc\" class=\"wp-image-11641\" width=\"351\" height=\"705\"\/><figcaption>\u1ea2nh c\u1ee7a Google map<\/figcaption><\/figure><\/div>\n\n\n<p>C\u00e2u tr\u00ean kh\u00f4ng ph\u1ea3i m\u1eb9o \u0111\u00e2u. Xe \u1edf Qu\u1ea3ng Ninh s\u1ebd \u0111\u1ebfn tr\u01b0\u1edbc, v\u00ec n\u00f3<strong> g\u1ea7n h\u01a1n<\/strong> \u0111\u1ebfn g\u1ea7n 10 l\u1ea7n.<\/p>\n\n\n\n<p>\u0110i\u1ec1u t\u01b0\u01a1ng t\u1ef1 c\u0169ng x\u1ea3y ra v\u1edbi host. B\u1ea1n mua c\u00e1i host \u1edf M\u1ef9, ngay c\u1ea3 b\u1ea1n mua host t\u1ed1t (xe \u00f4 t\u00f4 x\u1ecbn), \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u ho\u00e1 \u1ea3nh v\u00e0 t\u00ednh n\u0103ng (h\u00e0ng ho\u00e1 kh\u00f4ng n\u1eb7ng l\u1eafm), nh\u01b0ng qu\u00e3ng \u0111\u01b0\u1eddng xa v\u1eady th\u00ec c\u0169ng kh\u00f4ng th\u1ec3 ch\u1ed1c nh\u00e1t l\u00e0 \u0111\u1ebfn.<\/p>\n\n\n\n<p>Th\u1ebf th\u00ec c\u00e1i CDN l\u00e0m nhi\u1ec7m v\u1ee5 ph\u00e2n t\u00e1n n\u1ed9i dung kh\u1eafp th\u1ebf gi\u1edbi, v\u00e0 n\u00f3 s\u1ebd <strong>l\u1ea5y n\u1ed9i dung n\u00e0o \u1edf v\u1ecb tr\u00ed n\u00e0o g\u1ea7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5t<\/strong>, qua \u0111\u00f3 gi\u00fap t\u0103ng t\u1ed1c.<\/p>\n\n\n\n<p>\u0110\u1ec3 th\u1eed c\u00f3 xem c\u00f3 CDN th\u00ec t\u1ed1c \u0111\u1ed9 s\u1ebd thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o, b\u1ea1n h\u00e3y xem video d\u01b0\u1edbi \u0111\u00e2y, n\u00f3 c\u00f3 2 \u1ea3nh gi\u1ed1ng y nhau v\u1ec1 k\u00edch c\u1ee1, dung l\u01b0\u1ee3ng, nh\u01b0ng m\u1ed9t c\u00e1i th\u00ec l\u01b0u \u1edf host Hoa K\u1ef3, m\u1ed9t c\u00e1i l\u01b0u \u1edf CDN c\u00f3 PoP t\u1ea1i Vi\u1ec7t Nam (ho\u1eb7c \u1edf Sing):<\/p>\n\n\n\n<p>\u1ea2nh m\u00e8o b\u00ean ph\u1ea3i c\u00f3 s\u1eed d\u1ee5ng CDN:<\/p>\n\n\n\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/CGVMgyd-2Ig?rel=0\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n\n\n\n<p>Ng\u00e0y x\u01b0a CDN c\u00f3 gi\u00e1 \u0111\u1eaft \u0111\u1ecf, kh\u00f3 d\u00f9ng, r\u1ea5t \u00edt website d\u00e1m d\u00f9ng tr\u1eeb c\u00e1c trang l\u1edbn, nh\u01b0ng \u1edf th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, k\u1ef9 thu\u1eadt CDN tr\u1edf th\u00e0nh m\u1ed9t d\u1ecbch v\u1ee5 ph\u1ed5 th\u00f4ng khi gi\u00e1 \u0111\u00e3 c\u1ea1nh tranh h\u01a1n r\u1ea5t nhi\u1ec1u v\u00e0 tri\u1ec3n khai c\u0169ng kh\u00f4ng qu\u00e1 kh\u00f3 kh\u0103n.<\/p>\n\n\n\n<p>M\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 h\u00e0ng \u0111\u1ea7u cho website kh\u00f4ng c\u00f3 kinh ph\u00ed l\u1edbn ho\u1eb7c kh\u00f4ng r\u00e0nh v\u1ec1 k\u1ef9 thu\u1eadt:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/www.cloudflare.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Cloudflare<\/a> (nhi\u1ec1u PoP nh\u1ea5t, c\u00f3 d\u1ecbch v\u1ee5 mi\u1ec5n ph\u00ed, c\u00e0i \u0111\u01a1n gi\u1ea3n);<\/li><li><a href=\"https:\/\/cdnsun.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">CDNSun<\/a> (c\u00f3 PoP \u1edf Vi\u1ec7t Nam);<\/li><li><a href=\"https:\/\/www.keycdn.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">KeyCDN<\/a> (d\u1ec5 d\u00f9ng, nhi\u1ec1u ch\u1ee9c n\u0103ng chuy\u00ean s\u00e2u);<\/li><li><a href=\"https:\/\/bunnycdn.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">BunnyCDN<\/a> (gi\u00e1 r\u1ea5t h\u1ea5p d\u1eabn, hi\u1ec7u su\u1ea5t kh\u00f4ng thua k\u00e9m KeyCDN);<\/li><li><a href=\"https:\/\/www.stackpath.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">StackPath<\/a> (c\u00f4ng ty mua l\u1ea1i MaxCDN, c\u0169ng c\u00f3 gi\u00e1 r\u1ea5t c\u1ea1nh tranh);<\/li><li><a href=\"https:\/\/quic.cloud\/\" target=\"_blank\" rel=\"noopener noreferrer\">QUIC cloud<\/a> (m\u1edbi ra nh\u1eadp th\u1ecb tr\u01b0\u1eddng h\u01a1n n\u0103m nay, \u0111\u00e2y l\u00e0 s\u1ea3n ph\u1ea9m c\u1ee7a LiteSpeed).<\/li><\/ul>\n\n\n\n<p>(Xem th\u00eam <a href=\"https:\/\/kiencang.net\/cdn-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u0111\u00e1nh gi\u00e1 v\u1ec1 c\u00e1c d\u1ecbch v\u1ee5 CDN h\u00e0ng \u0111\u1ea7u<\/a> t\u1ea1i \u0111\u00e2y).<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/cloud-flare-co-hang-tram-pop-tren-toan-cau.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/cloud-flare-co-hang-tram-pop-tren-toan-cau.png\" alt=\"cloud-flare-co-hang-tram-pop-tren-toan-cau\" class=\"wp-image-3581\" width=\"640\"\/><\/a><figcaption>Cloudflare c\u00f3 h\u00e0ng tr\u0103m POP (trung t\u00e2m d\u1eef li\u1ec7u &#8211; Data Center) tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u00e0 l\u00e0 m\u1ed9t trong c\u00e1c d\u1ecbch v\u1ee5 CDN h\u00e0ng \u0111\u1ea7u. \u1ede ch\u00e2u \u00c1, c\u00e1c POP c\u1ee7a h\u1ecd bao ph\u1ee7 h\u1ea7u h\u1ebft c\u00e1c n\u01b0\u1edbc, hi\u1ec7n t\u1ea1i \u0111\u00e3 c\u00f3 2 POP \u1edf Vi\u1ec7t Nam (\u0111\u1ea7u n\u0103m 2019). Ch\u00e2u M\u1ef9, Ch\u00e2u Phi h\u1ecd kh\u00f4ng c\u00f3 nhi\u1ec1u POP, \u0111\u00e2y l\u00e0 t\u00ecnh h\u00ecnh chung, s\u1ed1 l\u01b0\u1ee3ng th\u1ebf n\u00e0y \u0111\u00e3 l\u00e0 kh\u00e1 h\u01a1n r\u1ea5t nhi\u1ec1u c\u00e1c d\u1ecbch v\u1ee5 kh\u00e1c r\u1ed3i.<\/figcaption><\/figure><\/div>\n\n\n<p>Ng\u01b0\u1eddi d\u00f9ng n\u00e0o \u1edf Vi\u1ec7t Nam v\u00e0o web b\u1ea1n th\u00ec \u1ea3nh kh\u00f4ng ph\u1ea3i l\u1ea5y \u1edf host t\u1eadn b\u00ean Hoa K\u1ef3 m\u00e0 l\u00e0 l\u1ea5y \u1edf Nh\u1eadt, Singapore hay th\u1eadm ch\u00ed ngay t\u1ea1i Vi\u1ec7t Nam.<\/p>\n\n\n\n<p>C\u00e2u h\u1ecfi, n\u1ebfu kh\u00e1ch truy c\u1eadp ch\u1ee7 y\u1ebfu \u1edf Vi\u1ec7t Nam&nbsp;<strong>th\u1ebf sao kh\u00f4ng thu\u00ea host lu\u00f4n \u1edf Vi\u1ec7t Nam \u0111i cho ti\u1ec7n<\/strong>, b\u00e0y v\u1ebd sang t\u1eadn Hoa K\u1ef3, Nh\u1eadt, Sing thu\u00ea host l\u00e0m g\u00ec b\u00e2y gi\u1edd l\u1ea1i ph\u1ea3i kh\u1ed5.<\/p>\n\n\n\n<p>L\u00fd do l\u00e0 th\u1ebf n\u00e0y: V\u1ec1 nhi\u1ec1u m\u1eb7t, trong \u0111\u00f3 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng k\u1ef9 thu\u1eadt, d\u1ecbch v\u1ee5, b\u1ea3o m\u1eadt, ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n&#8230;hosting c\u1ee7a Hoa K\u1ef3 v\u00e0 n\u01b0\u1edbc ngo\u00e0i n\u00f3i chung t\u1ed1t h\u01a1n Vi\u1ec7t Nam (v\u00e0 nhi\u1ec1u khi l\u00e0 r\u1ebb h\u01a1n).<\/p>\n\n\n\n<p>Ngo\u00e0i ra v\u1edbi m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 \u0111\u1eb7c bi\u1ec7t (\u00edt th\u00f4i) m\u00e0 kh\u00e1ch h\u00e0ng ph\u00e2n t\u00e1n kh\u1eafp th\u1ebf gi\u1edbi th\u00ec y\u00eau c\u1ea7u d\u00f9ng CDN l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft. Ch\u1eb3ng h\u1ea1n h\u1ea7u h\u1ebft c\u00e1c h\u00e3ng tin h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi m\u00e0 ng\u01b0\u1eddi \u0111\u1ecdc r\u1ea3i kh\u1eafp n\u0103m ch\u00e2u b\u1ed1n b\u1ec3 th\u00ec h\u1ecd \u0111\u1ec1u s\u1eed d\u1ee5ng CDN \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9, v\u00e0 tr\u00e1nh qu\u00e1 t\u1ea3i cho m\u00e1y ch\u1ee7.<\/p>\n\n\n\n<p>Nh\u01b0\u1ee3c \u0111i\u1ec3m khi s\u1eed d\u1ee5ng CDN l\u00e0 g\u00ec:<\/p>\n\n\n\n<ul><li><strong>Kh\u00f4ng nhi\u1ec1u d\u1ecbch v\u1ee5 CDN qu\u1ed1c t\u1ebf c\u00f3 POPs \u0111\u1eb7t t\u1ea1i Vi\u1ec7t Nam<\/strong>. (C\u1eadp nh\u1eadt 2019, hi\u1ec7n c\u00f3 Cloudflare v\u00e0 CDNSun c\u00f3 PoP \u1edf Vi\u1ec7t Nam, t\u00f4i \u0111\u00e3 d\u00f9ng th\u1eed th\u1ea5y t\u1ed1c \u0111\u1ed9 kh\u00e1 \u1ed5n).<\/li><li><strong>\u0110\u1ec3 d\u00f9ng \u0111\u01b0\u1ee3c CDN ch\u1ea5t l\u01b0\u1ee3ng, s\u1ed1 ti\u1ec1n b\u1ecf ra c\u0169ng kh\u00f4ng h\u1eb3n l\u00e0 nh\u1ecf <\/strong>v\u1edbi \u0111a s\u1ed1 website, 5 &#8211; 10 \u0111\u00f4 \/ th\u00e1ng \u0111\u1ec3 s\u1eed d\u1ee5ng CDN l\u00e0 chuy\u1ec7n b\u00ecnh th\u01b0\u1eddng. Gi\u00e1 \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi host nho nh\u1ecf r\u1ed3i. Tuy nhi\u00ean c\u00e1i n\u00e0y <em>c\u0169ng t\u00f9y quan \u0111i\u1ec3m c\u1ee7a t\u1eebng ng\u01b0\u1eddi<\/em>, l\u1ee3i \u00edch c\u1ee7a CDN c\u00f3 th\u1ec3 quan tr\u1ecdng h\u01a1n nhi\u1ec1u l\u1ea7n m\u1ee9c gi\u00e1 \u0111\u00f3, c\u00e1i v\u1ed1n ch\u1ec9 l\u00e0 v\u1ea5n \u0111\u1ec1 v\u1edbi web n\u00e0o qu\u00e1 eo h\u1eb9p v\u1ec1 t\u00e0i ch\u00ednh. C\u1eadp nh\u1eadt: hi\u1ec7n BunnyCDN cung c\u1ea5p d\u1ecbch v\u1ee5 CDN c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t v\u1edbi gi\u00e1 c\u1ea3 r\u1ea5t ph\u1ea3i ch\u0103ng, t\u00f4i kh\u00f4ng t\u1ed1n h\u01a1n 2$ cho h\u1ec7 th\u1ed1ng website c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp kho\u1ea3ng 50 ng\u00e0n view \/ th\u00e1ng;<\/li><li><strong>Tri\u1ec3n khai CDN chu\u1ea9n ch\u1ec9nh&nbsp;c\u00f3 th\u1ec3 g\u00e2y kh\u00f3 kh\u0103n<\/strong> cho nh\u1eefng ai kh\u00f4ng am hi\u1ec3u v\u1ec1 k\u1ef9 thu\u1eadt v\u00e0 y\u00eau c\u1ea7u th\u1eddi gian t\u00ecm hi\u1ec3u c\u1ea9n th\u1eadn. <a href=\"https:\/\/kiencang.net\/rac-roi-cdn\/\" target=\"_blank\" rel=\"noopener noreferrer\">M\u1ed9t s\u1ed1 tr\u1edf ng\u1ea1i c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn nh\u01b0 thi\u1ebft l\u1eadp https cho CDN, ho\u1eb7c c\u00e0i subdomain v\u00e0 ch\u1ed1ng tr\u00f9ng l\u1eb7p n\u1ed9i dung khi s\u1eed d\u1ee5ng CDN<\/a>.<\/li><\/ul>\n\n\n\n<p>C\u00e1c d\u1ecbch v\u1ee5 CDN c\u00f3 nhi\u1ec1u c\u00e1ch t\u00ednh gi\u00e1:<\/p>\n\n\n\n<ul><li><strong>D\u00f9ng \u0111\u1ebfn \u0111\u00e2u tr\u1ea3 \u0111\u1ebfn \u0111\u1ea5y<\/strong> &#8211; theo dung l\u01b0\u1ee3ng: c\u00e1ch n\u00e0y hay \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng nh\u1ea5t, d\u00f9ng m\u1ed9t th\u00e1ng hay m\u1ed9t n\u0103m h\u1ebft c\u0169ng \u0111\u01b0\u1ee3c, bao gi\u1edd h\u1ebft m\u1edbi ph\u1ea3i mua ti\u1ebfp;<\/li><li><strong>Tr\u1ea3 theo th\u00e1ng, d\u00f9ng bao nhi\u00eau dung l\u01b0\u1ee3ng th\u00ec d\u00f9ng<\/strong>: t\u00f4i bi\u1ebft c\u00f3 m\u1ed7i Cloudflare \u00e1p d\u1ee5ng c\u00e1ch n\u00e0y. G\u00f3i t\u1ea7m trung c\u1ee7a n\u00f3 t\u1ea7m 20 \u0111\u00f4 \/ th\u00e1ng. D\u1ecbch v\u1ee5 mi\u1ec5n ph\u00ed nh\u00ecn chung c\u0169ng \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t.<\/li><\/ul>\n\n\n\n<p>N\u1ebfu web th\u00f4ng tin c\u00f3 200K &#8211; 500K view \/ th\u00e1ng c\u00f3 th\u1ec3 d\u00f9ng host 20 \u0111\u00f4 + Cloudflare \u0111\u01b0\u1ee3c \u0111\u1ea5y \u1ea1 (xem <a href=\"https:\/\/kiencang.net\/huong-dan-su-dung-cloudflare\/\" target=\"_blank\" rel=\"noopener noreferrer\">h\u01b0\u1edbng d\u1eabn c\u00e1ch c\u00e0i \u0111\u1eb7t CloudFlare \u1edf \u0111\u00e2y<\/a>), c\u00f3 nh\u1eefng ng\u01b0\u1eddi cho bi\u1ebft website c\u1ee7a h\u1ecd ti\u1ebft ki\u1ec7m \u0111\u1ebfn 11 TB d\u1eef li\u1ec7u h\u00e0ng th\u00e1ng nh\u1edd s\u1eed d\u1ee5ng g\u00f3i CDN Pro c\u1ee7a Cloudflare.<\/p>\n\n\n\n<p>N\u1ebfu c\u00f3 m\u1ee9c chi ti\u00eau 100 \u0111\u00f4 \/ th\u00e1ng m\u00e0 kh\u00e1ch truy c\u1eadp ch\u1ee7 y\u1ebfu \u1edf Vi\u1ec7t Nam b\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc thu\u00ea m\u1ed9t con host th\u1eadt t\u1ed1t t\u1ea1i Vi\u1ec7t Nam, v\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i d\u00f9ng CDN.<\/p>\n\n\n\n<p>V\u1eady CDN h\u1ee3p v\u1edbi ai?<\/p>\n\n\n\n<ul><li>Site nh\u1ecf, ho\u1eb7c t\u1ea7m trung mu\u1ed1n t\u0103ng t\u1ed1c v\u00e0 gi\u1ea3m t\u1ea3i host;<\/li><li>Site l\u1edbn, l\u01b0\u1ee3ng ng\u01b0\u1eddi truy c\u1eadp ph\u00e2n t\u00e1n kh\u1eafp th\u1ebf gi\u1edbi;<\/li><li>Site k\u00edch th\u01b0\u1edbc b\u1ea5t k\u1ef3, d\u00f9ng host n\u01b0\u1edbc ngo\u00e0i, mu\u1ed1n t\u0103ng t\u1ed1c trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ee9t c\u00e1p \u1edf Vi\u1ec7t Nam;<\/li><li>Site hay c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng b\u1ea5t th\u01b0\u1eddng, g\u00e2y qu\u00e1 t\u1ea3i.<\/li><\/ul>\n\n\n\n<p>Site l\u1edbn v\u00e0 l\u01b0\u1ee3ng truy c\u1eadp t\u1eadp trung \u1edf Vi\u1ec7t Nam th\u00ec chi ph\u00ed host s\u1ebd cao c\u00f3 th\u1ec3 ch\u1ecdn m\u1ed9t trong hai c\u00e1ch:<\/p>\n\n\n\n<ul><li>S\u1eed d\u1ee5ng lu\u00f4n host t\u1ea1i Vi\u1ec7t Nam n\u1ebfu \u0111\u01b0\u1ee3c, v\u1edbi chi ph\u00ed cao s\u1ebd \u0111\u01b0\u1ee3c \u01b0u \u0111\u00e3i, quan t\u00e2m ch\u0103m s\u00f3c nhi\u1ec1u h\u01a1n.<\/li><li>Mua host x\u1ecbn n\u01b0\u1edbc ngo\u00e0i \u1edf g\u1ea7n Vi\u1ec7t Nam m\u00e0 kh\u00f4ng c\u1ea7n CDN (tuy nhi\u00ean \u0111\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 t\u1ed1t nh\u1ea5t. M\u1ed9t xu h\u01b0\u1edbng m\u00e0 t\u00f4i th\u1ea5y \u0111ang th\u1ecbnh h\u00e0nh, nhi\u1ec1u host cao c\u1ea5p hi\u1ec7n nay th\u01b0\u1eddng h\u1ee3p t\u00e1c v\u1edbi b\u00ean th\u1ee9 3 (ho\u1eb7c t\u1ef1 tri\u1ec3n khai) \u0111\u1ec3 cung c\u1ea5p lu\u00f4n CDN, v\u00ed d\u1ee5 nh\u01b0 <a href=\"https:\/\/kinsta.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Kinsta<\/a>. \u0110i\u1ec1u n\u00e0y cho th\u1ea5y CDN l\u00e0 d\u1ecbch v\u1ee5 r\u1ea5t \u0111\u01b0\u1ee3c quan t\u00e2m trong d\u00f2ng hosting ch\u1ea5t l\u01b0\u1ee3ng).<\/li><\/ul>\n\n\n\n<p><strong>L\u01b0u \u00fd quan tr\u1ecdng<\/strong>: Trong \u0111i\u1ec1u ki\u1ec7n internet b\u00ecnh th\u01b0\u1eddng, website c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ed9t bi\u1ebfn, v\u00e0 ng\u01b0\u1eddi d\u00f9ng ch\u1ee7 y\u1ebfu \u1edf VN th\u00ec t\u00f4i nh\u1eadn th\u1ea5y r\u1eb1ng b\u1ea1n ch\u1ec9 c\u1ea7n \u0111\u1eb7t hosting tr\u00ean m\u00e1y ch\u1ee7 \u0111\u1ee7 t\u1ed1t t\u1ea1i Sing l\u00e0 \u0111\u1ee7, t\u1ed1c \u0111\u1ed9 t\u1ea3i trang v\u1eabn r\u1ea5t cao. V\u00ed d\u1ee5 <a href=\"https:\/\/kiencang.net\/\" target=\"_blank\" rel=\"noopener noreferrer\">blog Ki\u1ebfn c\u00e0ng<\/a> \u0111ang host tr\u00ean VULTR HFC t\u1ea1i Sing m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn CDN. T\u00f4i n\u00f3i \u0111i\u1ec1u n\u00e0y \u0111\u1ec3 ch\u00fang ta \u00fd th\u1ee9c \u0111\u01b0\u1ee3c r\u1eb1ng m\u1eb7c d\u00f9 CDN l\u00e0 m\u1ed9t xu th\u1ebf hot v\u00e0 kh\u00f3 c\u01b0\u1ee1ng (v\u1edbi nh\u1eefng ai \u0111am m\u00ea t\u1ed1c \u0111\u1ed9) nh\u01b0ng c\u0169ng t\u00f9y t\u00ecnh h\u00ecnh th\u1ef1c t\u1ebf m\u00e0 ch\u00fang ta s\u1eed d\u1ee5ng, b\u1edfi v\u00ec l\u00e0m c\u00e1i g\u00ec c\u0169ng m\u1ea5t c\u00f4ng t\u1ed1n s\u1ee9c c\u1ea3, nh\u1eefng c\u00e1i kh\u00f4ng c\u1ea7n th\u00ec kh\u00f4ng n\u00ean d\u00f9ng, s\u1ebd \u0111\u1ee1 \u0111i nhi\u1ec1u vi\u1ec7c.<\/p>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>N\u00f3i th\u00eam m\u1ed9t ch\u00fat v\u1ec1 Cloudflare, v\u00ec t\u00f4i c\u0169ng c\u00f3 kinh nghi\u1ec7m s\u1eed d\u1ee5ng s\u1ea3n ph\u1ea9m c\u00f3 ph\u00ed c\u1ee7a n\u00f3. \u0110\u00e1nh gi\u00e1 chung l\u00e0 kh\u00e1 \u1ed5n. Cloudflare kh\u00f4ng \u0111\u01a1n gi\u1ea3n ch\u1ec9 l\u00e0 d\u1ecbch v\u1ee5 CDN, n\u00f3 c\u00f2n l\u00e0 d\u1ecbch v\u1ee5 gi\u00fap b\u1ea1n t\u0103ng t\u1ed1c website r\u1ea5t to\u00e0n di\u1ec7n + c\u1ea3 b\u1ea3o m\u1eadt cho web n\u1eefa.<\/p>\n\n\n\n<p>B\u00ean trong Cloudflare c\u00f3 h\u1ed7 tr\u1ee3 n\u00e9n \u1ea3nh, n\u00e9n HTML, CSS, JS &amp; m\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p t\u0103ng t\u1ed1c m\u00e0 b\u1ea1n r\u1ea5t kh\u00f3 t\u00ecm \u1edf n\u01a1i kh\u00e1c. V\u1ec1 b\u1ea3o m\u1eadt Cloudflare gi\u00fap h\u1ea1n ch\u1ebf c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng, hack, bao g\u1ed3m c\u1ea3 DDoS. \u0110i\u1ec3m hay n\u1eefa c\u1ee7a d\u1ecbch v\u1ee5 n\u00e0y l\u00e0 n\u00f3 gi\u00fap t\u0103ng t\u1ed1c cho t\u1ea5t c\u1ea3 c\u00e1c n\u1ec1n t\u1ea3ng ch\u1ee9 kh\u00f4ng ri\u00eang g\u00ec WordPress.<\/p>\n\n\n\n<p>V\u1ec1 d\u1ecbch v\u1ee5 CDN truy\u1ec1n th\u1ed1ng, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o 2 b\u00e0i vi\u1ebft n\u00e0y:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/kiencang.net\/huong-dan-su-dung-cdnsun\/\" target=\"_blank\" rel=\"noopener noreferrer\">H\u01b0\u1edbng d\u1eabn d\u00f9ng CDNSun t\u0103ng t\u1ed1c web cho ng\u01b0\u1eddi d\u00f9ng Vi\u1ec7t Nam<\/a><\/li><li><a href=\"https:\/\/kiencang.net\/rac-roi-cdn\/\" target=\"_blank\" rel=\"noopener noreferrer\">C\u00e1c r\u1eafc r\u1ed1i th\u01b0\u1eddng g\u1eb7p khi l\u1ea7n \u0111\u1ea7u s\u1eed d\u1ee5ng CDN<\/a><\/li><\/ul>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong><\/strong> <strong>\u0111ang s\u1eed d\u1ee5ng CDN nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i t\u1eebng d\u00f9ng CDNSun, KeyCDN, MaxCDN v\u00e0 Cloudflare. Hi\u1ec7n t\u00f4i th\u00edch CDNSun nh\u1ea5t, tuy r\u1eb1ng n\u00f3 kh\u00f3 s\u1eed d\u1ee5ng h\u01a1n KeyCDN v\u00e0 kh\u00f4ng c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng nh\u01b0 Cloudflare nh\u01b0ng b\u00f9 l\u1ea1i n\u00f3 c\u00f3 m\u00e1y ch\u1ee7 \u1edf Vi\u1ec7t Nam, trong khi nh\u1eefng c\u00e1i kh\u00e1c kh\u00f4ng c\u00f3, k\u1ec3 c\u1ea3 Cloudflare d\u00f9 \u0111\u00e3 b\u1ed5 sung PoP \u1edf Vi\u1ec7t Nam, nh\u01b0ng d\u1eef li\u1ec7u th\u1ef1c t\u1ebf v\u1eabn l\u1ea5y nhi\u1ec1u \u1edf Hongkong (c\u00f3 th\u1ec3 ch\u1ec9 d\u1ecbch v\u1ee5 cao c\u1ea5p Cloudflare m\u1edbi \u01b0u ti\u00ean d\u1eef li\u1ec7u \u1edf Vi\u1ec7t Nam, c\u00f2n kh\u00f4ng h\u1ecd s\u1ebd t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed b\u1eb1ng c\u00e1ch l\u1ea5y d\u1eef li\u1ec7u \u1edf ch\u1ed7 kh\u00e1c r\u1ebb h\u01a1n\/t\u00f4i \u0111o\u00e1n v\u1eady). Tr\u01b0\u1eddng h\u1ee3p \u0111\u1eb7c bi\u1ec7t, khi b\u1ea1n c\u00f3 trang web l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp r\u1ea5t l\u1edbn, s\u1eed d\u1ee5ng Cloudflare c\u00f3 th\u1ec3 r\u1ea5t th\u00edch h\u1ee3p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"co-d\u1ecbch-v\u1ee5-cdn-mi\u1ec5n-phi-nao-khong\">C\u00f3 d\u1ecbch v\u1ee5 CDN mi\u1ec5n ph\u00ed n\u00e0o kh\u00f4ng?<\/h3>\n\n\n\n<p>\u0110\u1ec3 cung c\u1ea5p d\u1ecbch v\u1ee5 CDN r\u1ea5t t\u1ed1n k\u00e9m, h\u1ecd ph\u1ea3i c\u00f3 m\u00e1y ch\u1ee7 kh\u1eafp th\u1ebf gi\u1edbi n\u00ean n\u00f3i th\u1eb3ng ra r\u1ea5t kh\u00f3 t\u00ecm \u0111\u01b0\u1ee3c h\u00e0ng mi\u1ec5n ph\u00ed. N\u1ebfu c\u00f3 mi\u1ec5n ph\u00ed th\u01b0\u1eddng s\u1ebd r\u01a1i v\u00e0o t\u00ecnh c\u1ea3nh <strong>gi\u1edbi h\u1ea1n dung l\u01b0\u1ee3ng r\u1ed3i m\u1ed3i nh\u1eed b\u1ea1n mua g\u00f3i cao h\u01a1n<\/strong>.<\/p>\n\n\n\n<p>Th\u1ebf th\u1ef1c s\u1ef1 kh\u00f4ng c\u00f3 g\u00f3i mi\u1ec5n ph\u00ed n\u00e0o tr\u1ecdn \u0111\u1eddi d\u00f9ng tho\u1ea3i m\u00e1i \u00e0?<\/p>\n\n\n\n<p>Th\u1ef1c ra l\u00e0 <strong>C\u00d3<\/strong>. Hi\u1ec7n t\u1ea1i t\u00f4i bi\u1ebft c\u00f3 m\u1ed7i Automatic ch\u00ednh ch\u1ee7 WordPress cung c\u1ea5p d\u1ecbch v\u1ee5 CDN mi\u1ec5n ph\u00ed th\u00f4ng qua <a href=\"https:\/\/kiencang.net\/plugin-jetpack-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin Jetpack<\/a>, tr\u1ecdn \u0111\u1eddi, kh\u00f4ng gi\u1edbi h\u1ea1n dung l\u01b0\u1ee3ng. Tuy nhi\u00ean n\u00f3&nbsp;<a href=\"https:\/\/kiencang.net\/tang-toc-do-website-jetpack\/\" target=\"_blank\" rel=\"noopener noreferrer\">kh\u00f4ng ngon nh\u01b0 b\u1ea1n t\u01b0\u1edfng<\/a>!<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Jetpack.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Jetpack.png\" alt=\"d\u1ecbch v\u1ee5 CDN mi\u1ec5n ph\u00ed c\u1ee7a Jetpack c\u00f3 khi kh\u00f4ng l\u00e0m t\u0103ng t\u1ed1c WordPress\" class=\"wp-image-4969\" width=\"640\"\/><\/a><\/figure><\/div>\n\n\n<p>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a d\u1ecbch v\u1ee5 CDN Jetpack l\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u01b0\u1ee3c cao nh\u01b0 c\u00e1c d\u1ecbch v\u1ee5 CDN kh\u00e1c, t\u1ee9c l\u00e0 c\u00e1i quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 m\u1ecdi ng\u01b0\u1eddi mu\u1ed1n d\u00f9ng CDN th\u00ec n\u00f3 l\u1ea1i kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c!<\/p>\n\n\n\n<p>Ngay c\u1ea3 ng\u01b0\u1eddi d\u00f9ng n\u01b0\u1edbc ngo\u00e0i \u0111\u00f4i khi c\u0169ng k\u1ec3 l\u1ea1i r\u1eb1ng b\u1ecb Jetpack l\u00e0m cho trang web c\u1ee7a h\u1ecd load \u0111\u1ebfn 8 &#8211; 10s.<\/p>\n\n\n\n<p>Th\u1ee9 hai do \u0111\u1eb7c th\u00f9 \u1edf Vi\u1ec7t Nam n\u00ean vi\u1ec7c t\u1ea3i \u1ea3nh qua m\u00e1y ch\u1ee7 c\u1ee7a CDN Automatic WordPress \u0111\u00f4i khi r\u1ea5t ch\u1eadm th\u1eadm ch\u00ed b\u1ecb ch\u1eb7n lu\u00f4n! (\u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean \u0111i\u1ec7n tho\u1ea1i di \u0111\u1ed9ng).<\/p>\n\n\n\n<p>Ngo\u00e0i ra l\u00e0 m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1:<\/p>\n\n\n\n<ul><li>\u1ea2nh CDN l\u01b0u tr\u00ean photon c\u1ee7a Jetpack b\u1ecb gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng, do v\u1eady n\u1ebfu \u1ea3nh ngu\u1ed3n ch\u01b0a \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u th\u00ec kh\u00f4ng sao, n\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u t\u1ed1t r\u1ed3i th\u00ec vi\u1ec7c gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng n\u00e0y l\u1ea1i g\u00e2y ra t\u00e1c d\u1ee5ng ngo\u00e0i mong mu\u1ed1n l\u00e0 ch\u1ea5t l\u01b0\u1ee3ng \u1ea3nh s\u1ebd qu\u00e1 x\u1ea5u.<\/li><li>M\u1ed9t s\u1ed1 ng\u01b0\u1eddi n\u00f3i r\u1eb1ng image CDN c\u1ee7a Jetpack \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn <a href=\"https:\/\/kiencang.net\/category\/seo\/\">SEO<\/a> c\u1ee7a h\u1ecd.<\/li><\/ul>\n\n\n\n<p>\u0110\u1ea5y l\u00e0 l\u00fd do vi\u1ec7c d\u00f9ng CDN c\u1ee7a Jetpack trong b\u1ed1i c\u1ea3nh n\u00e0y trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p h\u1ea1i l\u1ea1i nhi\u1ec1u h\u01a1n l\u1ee3i, duy nh\u1ea5t c\u00f3 c\u00e1i l\u1ee3i nh\u1ecf l\u00e0 b\u1ea1n t\u1ed1n \u00edt b\u0103ng th\u00f4ng h\u01a1n &amp; b\u1edbt \u0111\u01b0\u1ee3c c\u00e1c request t\u1edbi m\u00e1y ch\u1ee7 m\u00e0 th\u00f4i. V\u1eady n\u1ebfu kh\u00f4ng qu\u00e1 t\u00fang thi\u1ebfu th\u00ec kh\u00f4ng n\u00ean d\u00f9ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"bonus-cdn-chuyen-sau-cho-\u1ea3nh\">Bonus: CDN chuy\u00ean s\u00e2u cho \u1ea3nh<\/h3>\n\n\n\n<p>M\u1ed9t v\u00e0i d\u1ecbch v\u1ee5 CDN t\u1eadp trung ri\u00eang v\u00e0o \u1ea3nh, c\u00f3 2 l\u00fd do \u0111\u1ec3 l\u00e0m \u0111i\u1ec1u n\u00e0y:<\/p>\n\n\n\n<ul><li>Dung l\u01b0\u1ee3ng trang ph\u1ea7n nhi\u1ec1u l\u00e0 \u1ea3nh, dung l\u01b0\u1ee3ng g\u1ea5p 3 &#8211; 4 l\u1ea7n CSS v\u00e0 JS c\u1ed9ng l\u1ea1i kh\u00f4ng ph\u1ea3i l\u00e0 chuy\u1ec7n hi\u1ebfm<\/li><li>\u1ea2nh c\u00f3 nhi\u1ec1u \u0111\u1ea5t di\u1ec5n \u0111\u1ec3 c\u00e1c d\u1ecbch v\u1ee5 CDN thi th\u1ed1 t\u00ednh n\u0103ng, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u00e9n \u1ea3nh, webp, lazy load, c\u00e1c hi\u1ec7u \u1ee9ng bi\u1ebfn \u0111\u1ed5i, t\u1ed1i \u01b0u k\u00edch c\u1ee1 hi\u1ec3n th\u1ecb, v\u00e2n v\u00e2n<\/li><\/ul>\n\n\n\n<p>M\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/cloudinary.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Cloudinary<\/a><\/li><li><a href=\"https:\/\/imagekit.io\/\" target=\"_blank\" rel=\"noopener noreferrer\">ImageKit<\/a><\/li><li><a href=\"https:\/\/www.imgix.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Imgix<\/a><\/li><\/ul>\n\n\n\n<p>Ai n\u00ean s\u1eed d\u1ee5ng CDN chuy\u00ean cho \u1ea3nh?<\/p>\n\n\n\n<p>C\u00e1c trang t\u1eadp trung v\u00e0o \u0111\u1ed3 h\u1ecda c\u00f3 th\u1ec3 th\u00edch h\u1ee3p nh\u1ea5t, v\u00ec h\u1ecd t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c nhi\u1ec1u t\u00ednh n\u0103ng s\u00e2u v\u00e0 r\u1ed9ng v\u1ec1 \u1ea3nh. C\u00e1c trang th\u00f4ng th\u01b0\u1eddng v\u1edbi c\u00e1ch s\u1eed d\u1ee5ng \u1ea3nh \u0111\u01a1n gi\u1ea3n (v\u00ed d\u1ee5 nh\u01b0 blog n\u00e0y), t\u00f4i ngh\u0129 kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"6-s\u1eed-d\u1ee5ng-cache-khong-th\u1ec3-b\u1ecf-qua-cach-tang-t\u1ed1c-wordpress-nay-d\u01b0\u1ee3c\"><span class=\"ez-toc-section\" id=\"6_Su_dung_cache_%E2%80%93_khong_the_bo_qua_cach_tang_toc_WordPress_nay_duoc\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">6. S\u1eed d\u1ee5ng cache &#8211; kh\u00f4ng th\u1ec3 b\u1ecf qua c\u00e1ch t\u0103ng t\u1ed1c WordPress n\u00e0y \u0111\u01b0\u1ee3c #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: c\u00f3 kh\u1ea3 n\u0103ng \u0111em l\u1ea1i c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 r\u1ea5t t\u1ed1t, nhi\u1ec1u plugin mi\u1ec5n ph\u00ed;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: c\u00e0i \u0111\u1eb7t chuy\u00ean s\u00e2u y\u00eau c\u1ea7u b\u1ea1n ph\u1ea3i t\u00ecm hi\u1ec3u k\u1ef9, c\u00e1c plugin ch\u1ea5t l\u01b0\u1ee3ng cao nh\u1ea5t y\u00eau c\u1ea7u tr\u1ea3 ph\u00ed;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: LiteSpeed cache ho\u1eb7c WP-Rocket;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/AMommU0MQ58\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>Nh\u1eefng tay m\u1edbi l\u1ecd m\u1ecd WordPress c\u00f3 th\u1ec3 ch\u1eb3ng bi\u1ebft g\u00ec v\u1ec1 CDN, hay t\u1ed1i \u01b0u dung l\u01b0\u1ee3ng \u1ea3nh \u0111\u1ec3 t\u0103ng t\u1ed1c web, nh\u01b0ng c\u00f3 kh\u1ea3 n\u0103ng cao l\u00e0 v\u1eabn bi\u1ebft plugin cache n\u00e0o \u0111\u1ea5y. L\u00fd do \u01b0? V\u00ec \u0111\u00e2y l\u00e0 c\u00f4ng c\u1ee5 t\u0103ng t\u1ed1c r\u1ea5t hi\u1ec7u qu\u1ea3, v\u00e0 c\u00e0i \u0111\u1eb7t c\u01a1 b\u1ea3n d\u1ec5 l\u00e0m, ngo\u00e0i ra \u0111a s\u1ed1 c\u00e1c bi\u1ec7n ph\u00e1p&nbsp;t\u0103ng t\u1ed1c WordPress s\u1eed d\u1ee5ng cache \u0111\u1ec1u c\u00f3 c\u00e1ch th\u1ee9c\/g\u00f3i mi\u1ec5n ph\u00ed.<\/p>\n\n\n\n<p>C\u00f3 r\u1ea5t nhi\u1ec1u \u0111i\u1ec1u \u0111\u1ec3 n\u00f3i v\u1ec1 ph\u1ea7n n\u00e0y, v\u00e0 n\u00f3 c\u0169ng bao g\u1ed3m nhi\u1ec1u th\u00f4ng tin k\u1ef9 thu\u1eadt (v\u00e0 c\u00f3 nh\u1eefng c\u00e1i t\u00f4i c\u0169ng kh\u00f4ng hi\u1ec3u h\u1ebft), nh\u01b0ng b\u1ea1n v\u1eabn n\u00ean \u0111\u1ecdc \u0111\u1ec3 n\u1eafm \u0111\u01b0\u1ee3c \u00fd t\u01b0\u1edfng c\u01a1 b\u1ea3n.<\/p>\n\n\n\n<p>Cache ngh\u0129a l\u00e0 b\u1ed9 nh\u1edb \u0111\u1ec7m. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e1ch.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"a-cache-phia-trinh-duy\u1ec7t\">A. Cache ph\u00eda tr\u00ecnh duy\u1ec7t<\/h3>\n\n\n\n<p>B\u1ea1n \u0111\u00e3 v\u00e0o m\u1ed9t trang web, c\u00e1c \u1ea3nh v\u00e0 JavaScript, CSS \u0111\u00e3 t\u1ea3i v\u1ec1. Ng\u00e0y h\u00f4m sau, tu\u1ea7n sau, ho\u1eb7c th\u00e1ng sau b\u1ea1n v\u00e0o trang \u0111\u00f3, th\u00ec tr\u00ecnh duy\u1ec7t s\u1ebd <strong>kh\u00f4ng c\u1ea7n t\u1ea3i l\u1ea1i c\u00e1c th\u00f4ng tin \u0111\u1ea5y n\u1eefa<\/strong>, v\u00ec n\u00f3 \u0111\u00e3 l\u01b0u \u1ea3nh (ch\u1eb3ng h\u1ea1n \u1ea3nh banner), JS v\u00e0 CSS v\u00e0o b\u1ed9 nh\u1edb c\u1ee7a n\u00f3 \u1edf m\u00e1y t\u00ednh, \u0111i\u1ec7n tho\u1ea1i r\u1ed3i, v\u00ec nh\u1eefng c\u00e1i n\u00e0y gi\u1ed1ng nhau gi\u1eefa c\u00e1c trang (t\u00f4i<em>&nbsp;ngh\u0129 vui vui th\u1ebf n\u00e0y: \u0111\u00e2y l\u00e0 d\u1ecbch v\u1ee5 CDN r\u1ebb nh\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t! B\u1ea1n ch\u1eb3ng t\u1ed1n xu n\u00e0o v\u00e0 thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng th\u00ec l\u1ea1i l\u01b0u s\u1eb5n n\u1ed9i dung trang c\u1ee7a b\u1ea1n r\u1ed3i<\/em>).<\/p>\n\n\n\n<p>C\u00e1i n\u00e0y \u0111\u01a1n gi\u1ea3n v\u1eady m\u00e0 t\u0103ng t\u1ed1c r\u1ea5t nhi\u1ec1u l\u1ea7n \u0111\u1ea5y \u1ea1. Kh\u00e1ch truy c\u1eadp c\u00e1c l\u1ea7n ti\u1ebfp theo gi\u1ea3m t\u1ea3i c\u00f3 khi <strong>t\u1eeb 30% \u0111\u1ebfn 70%<\/strong>. T\u1ea5t nhi\u00ean c\u00e1i n\u00e0y kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng trong l\u1ea7n truy c\u1eadp \u0111\u1ea7u ti\u00ean c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p>Tuy nhi\u00ean theo m\u1eb7c \u0111\u1ecbnh cache tr\u00ecnh duy\u1ec7t n\u1ebfu b\u1ea1n kh\u00f4ng \u0111i\u1ec1u ch\u1ec9nh th\u00ec th\u1eddi gian l\u01b0u c\u1ee7a n\u00f3 kh\u00f4ng d\u00e0i, t\u1ee9c l\u00e0 t\u00e1c d\u1ee5ng cache s\u1ebd k\u00e9m \u0111i r\u1ea5t nhi\u1ec1u.<\/p>\n\n\n\n<p>\u0110\u1ec3 ch\u1ee7 \u0111\u1ed9ng th\u1eddi gian l\u01b0u d\u1eef li\u1ec7u ph\u00eda m\u00e1y kh\u00e1ch b\u1ea1n c\u1ea7n th\u00eam c\u00e1c \u0111o\u1ea1n m\u00e3 v\u00e0o file&nbsp;<strong>.htaccess<\/strong> (\u0111\u00e2y l\u00e0 c\u00e1ch ti\u00eau chu\u1ea9n, nh\u01b0ng th\u1ee7 c\u00f4ng, \u0111a s\u1ed1 c\u00e1c plugin cache t\u1ed1t cho ph\u00e9p b\u1ea1n l\u00e0m \u0111i\u1ec1u n\u00e0y th\u00f4ng qua giao di\u1ec7n \u0111\u1ed3 h\u1ecda d\u1ec5 h\u01a1n nhi\u1ec1u, ph\u1ea7n n\u00e0y cho b\u1ea1n bi\u1ebft b\u1ea3n ch\u1ea5t c\u1ee7a c\u00e1c \u0111o\u1ea1n m\u00e3 cache tr\u00ecnh duy\u1ec7t).<\/p>\n\n\n\n<p>File n\u00e0y c\u00f3 2 c\u00e1ch truy c\u1eadp, c\u00e1ch d\u1ec5 nh\u1ea5t l\u00e0 th\u00f4ng qua plugin cho ph\u00e9p ch\u1ec9nh s\u1eeda b\u1eb1ng giao di\u1ec7n tr\u1ef1c quan c\u1ee7a WordPress, \u1edf \u0111\u00e2y b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng lu\u00f4n plugin m\u00e0 \u0111a s\u1ed1 ng\u01b0\u1eddi d\u00f9ng WordPress \u0111\u1ec1u x\u00e0i \u0111\u00f3 l\u00e0 Yoast SEO:<\/p>\n\n\n\n<p>B\u1ea1n v\u00e0o <strong>Yoast &gt; Tools &gt; File editor<\/strong><\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Yoast-SEO-htaccess.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Yoast-SEO-htaccess.png\" alt=\"\" class=\"wp-image-4970\" width=\"683\" height=\"254\"\/><\/a><\/figure><\/div>\n\n\n<p>Copy &#8211; Paste \u0111o\u1ea1n code n\u00e0y v\u00e0o ph\u1ea7n ch\u1ec9nh s\u1eeda .htaccess (\u0111o\u1ea1n code n\u00e0y l\u00e0 cho <strong>m\u00e1y ch\u1ee7 d\u00f9ng Apache<\/strong>, <strong>LiteSpeed webserver<\/strong> ho\u1eb7c b\u1ea5t c\u1ee9 d\u1ea1ng lai n\u00e0o d\u00f9ng \u0111\u01b0\u1ee3c .htaccess):<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">EXPIRES CACHING ##\nExpiresActive On ExpiresByType image\/jpg \"access plus 1 year\"\nExpiresByType image\/jpeg \"access plus 1 year\"\nExpiresByType image\/gif \"access plus 1 year\"\nExpiresByType image\/png \"access plus 1 year\"\nExpiresByType text\/css \"access plus 1 month\"\nExpiresByType application\/pdf \"access plus 1 month\"\nExpiresByType text\/x-javascript \"access plus 1 month\"\nExpiresByType application\/x-shockwave-flash \"access plus 1 month\"\nExpiresByType image\/x-icon \"access plus 1 year\"\nExpiresDefault \"access plus 2 days\"\n## EXPIRES CACHING ##<\/pre>\n\n\n\n<p>Sau \u0111\u00f3 nh\u1ea5n n\u00fat <strong>Save&#8230;<\/strong><\/p>\n\n\n\n<p>(B\u1ea1n c\u00f3 th\u1ec3 mu\u1ed1n xem th\u00eam&nbsp;<a href=\"https:\/\/kiencang.net\/yoast-seo\/\" target=\"_blank\" rel=\"noopener noreferrer\">h\u01b0\u1edbng d\u1eabn d\u00f9ng Yoast SEO \u1edf b\u00e0i vi\u1ebft n\u00e0y<\/a>&nbsp;v\u00e0 b\u00e0i chi ti\u1ebft v\u1ec1 vi\u1ec7c <a href=\"https:\/\/kiencang.net\/bo-nho-dem-trinh-duyet\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1eadn d\u1ee5ng b\u1ed9 nh\u1edb \u0111\u1ec7m\/cache ph\u00eda tr\u00ecnh duy\u1ec7t<\/a>).<\/p>\n\n\n\n<p>B\u1ea1n c\u1ea7n h\u1ebft s\u1ee9c c\u1ea9n th\u1eadn copy ch\u00ednh x\u00e1c, b\u1edfi v\u00ec c\u00e1i <strong>file n\u00e0y ch\u1ec9 c\u1ea7n l\u00e0m n\u00f3 b\u1ecb l\u1ed7i m\u1ed9t ch\u00fat l\u00e0 trang web s\u1ebd KH\u00d4NG TRUY C\u1eacP \u0111\u01b0\u1ee3c<\/strong>, cho n\u00ean b\u1ea1n c\u1ea7n bi\u1ebft c\u00e1ch th\u1ee9 hai ph\u00f2ng khi l\u00e0m l\u1ed7i c\u00e1ch th\u1ee9 nh\u1ea5t, nh\u01b0ng tr\u01b0\u1edbc ti\u00ean, t\u00f4i mu\u1ed1n gi\u1ea3i th\u00edch s\u01a1 qua \u0111o\u1ea1n code tr\u00ean, v\u1edbi \u0111o\u1ea1n m\u1eabu tr\u00ean b\u1ea1n s\u1ebd b\u1ea3o tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng:<\/p>\n\n\n\n<ul><li>L\u01b0u tr\u1eef \u1ea3nh trong v\u00f2ng 1 n\u0103m;<\/li><li>L\u01b0u tr\u1eef text, css, pdf, x-icon trong v\u00f2ng 1 th\u00e1ng;<\/li><li>C\u00f2n m\u1eb7c \u0111\u1ecbnh nh\u1eefng \u0111\u1ecbnh d\u1ea1ng kh\u00e1c l\u00e0 2 ng\u00e0y;<\/li><\/ul>\n\n\n\n<p>N\u1ebfu c\u00e1ch th\u1ee9 nh\u1ea5t l\u00e0m l\u1ed7i (v\u00e0 b\u1ea1n kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c website n\u1eefa) th\u00ec b\u1ea1n ch\u1ec9 c\u00f2n duy nh\u1ea5t m\u1ed9t ph\u01b0\u01a1ng \u00e1n \u0111\u00f3 l\u00e0 truy c\u1eadp v\u00e0o th\u01b0 m\u1ee5c g\u1ed1c tr\u00ean hosting c\u1ee7a trang web.<\/p>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 nh\u01b0 <a href=\"https:\/\/filezilla-project.org\/download.php\" target=\"_blank\" rel=\"noopener noreferrer\">FileZilla<\/a> \u0111\u1ec3 ch\u1ec9nh s\u1eeda c\u00e1c file tr\u00ean hosting. Khi \u0111\u0103ng nh\u1eadp b\u1ea1n s\u1ebd th\u1ea5y c\u00e1c file v\u00e0 folder t\u01b0\u01a1ng t\u1ef1 nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/filezilla-htaccess.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/filezilla-htaccess.png\" alt=\"FileZilla \u0111\u0103ng nh\u1eadp hosting\" class=\"wp-image-4971\"\/><\/a><\/figure><\/div>\n\n\n<p>N\u00f3i chung b\u01b0\u1edbc n\u00e0y c\u1ea7n b\u1ea1n ch\u1ecbu kh\u00f3 h\u01a1n m\u1ed9t ch\u00fat, y\u00eau c\u1ea7u ph\u1ea3i n\u1eafm \u0111\u01b0\u1ee3c c\u1ea3 th\u00f4ng tin t\u00e0i kho\u1ea3n hosting. \u0110\u1ec3 r\u00f5 h\u01a1n v\u1ec1 ch\u1ec9nh s\u1eeda .htaccess, b\u1ea1n tham kh\u1ea3o b\u00e0i vi\u1ebft n\u00e0y: <a href=\"https:\/\/kiencang.net\/sua-htaccess-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/sua-htaccess-wordpress\/<\/a><\/p>\n\n\n\n<p><strong>Ki\u1ebfn c\u00e0ng l\u00e0m \u0111i\u1ec1u n\u00e0y nh\u01b0 th\u1ebf n\u00e0o<\/strong>: H\u1ea7u h\u1ebft c\u00e1c trang t\u00f4i s\u1eed d\u1ee5ng plugin cache th\u00ec n\u00f3 t\u1ef1 \u0111\u1ed9ng l\u00e0m \u0111i\u1ec1u n\u00e0y r\u1ed3i n\u00ean t\u00f4i kh\u00f4ng ph\u1ea3i l\u00e0m g\u00ec th\u00eam. M\u1ed9t s\u1ed1 trang kh\u00f4ng c\u00f3 th\u00ec t\u00f4i th\u00eam th\u1ee7 c\u00f4ng.<\/p>\n\n\n\n<p>P\/S: \u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 cache ph\u00eda m\u00e1y kh\u00e1ch (tr\u00ecnh duy\u1ec7t ng\u01b0\u1eddi d\u00f9ng), b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft v\u1ec1 <a href=\"https:\/\/kiencang.net\/tim-hieu-http-caching\/\" target=\"_blank\" rel=\"noopener noreferrer\">HTTP Caching<\/a>, n\u00f3 c\u00f3 tr\u00ecnh b\u00e0y k\u1ef9 thu\u1eadt s\u1eed d\u1ee5ng Cache-Control, l\u00e0 k\u1ef9 thu\u1eadt m\u1edbi v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n so v\u1edbi Expires.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"b-k\u1ef9-thu\u1eadt-t\u1ea1o-trang-tinh\">B. K\u1ef9 thu\u1eadt t\u1ea1o trang t\u0129nh<\/h3>\n\n\n\n<p>\u0110\u1ea1i kh\u00e1i trang m\u00e0 b\u1ea1n nh\u00ecn th\u1ea5y \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb c\u00e1c truy v\u1ea5n t\u1eeb <a href=\"https:\/\/kiencang.net\/toi-uu-database-wordpress-toan-dien\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/a>, m\u1ed7i l\u1ea7n b\u1ea1n y\u00eau c\u1ea7u, n\u00f3 s\u1ebd ph\u1ea3i t\u1ea1o truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u, th\u1ef1c hi\u1ec7n c\u00e1c c\u00e2u l\u1ec7nh PHP \u0111\u1ec3 l\u1ea5y \u1ea3nh, ti\u00eau \u0111\u1ec1, n\u1ed9i dung, ph\u1ea7n ch\u00e2n trang&#8230;<\/p>\n\n\n\n<p>N\u00f3 gi\u1ed1ng nh\u01b0 \u0111\u1ec3 nh\u00ecn th\u1ea5y c\u1ea3 \u0111\u1ea1i gia \u0111\u00ecnh b\u1ea1n ph\u1ea3i g\u1ecdi c\u1ea3 \u00f4ng b\u00e0, b\u1ed1 m\u1eb9, con ch\u00e1u n\u1ed9i ngo\u1ea1i \u1edf kh\u1eafp n\u01a1i v\u1ec1 h\u1ecdp m\u1eb7t. N\u1ebfu b\u1ea1n kh\u00f4ng c\u1ea7n n\u00f3i chuy\u1ec7n v\u1edbi h\u1ecd, c\u00e1ch hay h\u01a1n \u0111\u1ec3 nh\u00ecn th\u1ea5y m\u00e0 \u0111\u1ee1 t\u1ed1n c\u00f4ng nhi\u1ec1u ng\u01b0\u1eddi l\u00e0&#8230;<strong>ch\u1ee5p m\u1ed9t b\u1ee9c \u1ea3nh c\u1ea3 \u0111\u1ea1i gia \u0111\u00ecnh, ph\u00f3ng to nh\u01b0 th\u1eadt, hi\u1ec7u qu\u1ea3 v\u1ec1 m\u1eb7t h\u00ecnh \u1ea3nh l\u00e0 <em>g\u1ea7n<\/em> t\u01b0\u01a1ng t\u1ef1<\/strong>.<\/p>\n\n\n\n<p>\u1ede tr\u00ean ch\u1ec9 l\u00e0 m\u1ed9t gi\u1ea3i th\u00edch s\u01a1 s\u00e0i v\u1ec1 cache cho b\u1ea1n d\u1ec5 hi\u1ec3u. T\u00ecm hi\u1ec3u th\u00eam v\u1ec1 cache trong WordPress b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc b\u00e0i n\u00e0y: <a href=\"https:\/\/kiencang.net\/6-cap-do-cache-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">6 ki\u1ec3u cache trong WordPress<\/a>.<\/p>\n\n\n\n<p>Tr\u00ean th\u1ecb tr\u01b0\u1eddng hi\u1ec7n nay, \u0111\u1eb7c bi\u1ec7t l\u00e0 WordPress c\u00f3 v\u00e0i plugin r\u1ea5t t\u1ed1t h\u1ed7 tr\u1ee3, nh\u01b0 <strong><a href=\"https:\/\/kiencang.net\/hd-plugin-litespeed-cache-p1\/\" target=\"_blank\" rel=\"noopener noreferrer\">LiteSpeed cache<\/a><\/strong> (mi\u1ec5n ph\u00ed v\u00e0 c\u1ef1c t\u1ed1t), <strong>WP Rocket<\/strong> (<em>th\u00edch h\u1ee3p cho d\u00e2n kh\u00f4ng chuy\u00ean v\u00ec r\u1ea5t d\u1ec5 d\u00f9ng, nh\u01b0ng gi\u00e1 \u0111\u1eaft 39 \u0111\u00f4 \/ n\u0103m<\/em>), d\u1ea1o g\u1ea7n \u0111\u00e2y c\u00f2n c\u00f3 <a href=\"https:\/\/kiencang.net\/cach-dung-plugin-swift-performance\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Swift Performance <\/strong><\/a>(c\u00f3 c\u1ea3 b\u1ea3n mi\u1ec5n ph\u00ed v\u00e0 c\u00f3 ph\u00ed). Ngo\u00e0i ra c\u00f2n 2 plugin r\u1ea5t n\u1ed5i ti\u1ebfng ng\u00e0y x\u01b0a l\u00e0 <a href=\"https:\/\/wordpress.org\/plugins\/wp-super-cache\/\">WP Super Cache<\/a> (<em>th\u00edch h\u1ee3p cho share host, mi\u1ec5n ph\u00ed<\/em>), <a href=\"https:\/\/wordpress.org\/plugins\/w3-total-cache\/\" target=\"_blank\" rel=\"noopener noreferrer\">W3&nbsp;Total Cache<\/a> (<em>th\u00edch h\u1ee3p cho VPS v\u00e0 ng\u01b0\u1eddi c\u00f3 kinh nghi\u1ec7m, mi\u1ec5n ph\u00ed v\u00e0 b\u1ea3n premium<\/em>), nh\u01b0ng gi\u1edd \u00edt ng\u01b0\u1eddi d\u00f9ng h\u01a1n.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/WP-Rocket.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/WP-Rocket.png\" alt=\"\" class=\"wp-image-4972\" width=\"640\"\/><\/a><\/figure><\/div>\n\n\n<p>B\u1ea3n th\u00e2n t\u00f4i \u0111ang d\u00f9ng WP Rocket cho trang n\u00e0y (tuy nhi\u00ean sau khi h\u1ebft h\u1ea1n 1 n\u0103m, t\u00f4i \u0111\u00e3 chuy\u1ec3n sang LiteSpeed cache). <strong>\u0110a s\u1ed1 c\u00e1c plugin v\u1eeba \u0111\u1ec1 c\u1eadp \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh c\u1ea3 cache ph\u00eda tr\u00ecnh duy\u1ec7t.<\/strong><\/p>\n\n\n\n<p>C\u00e1c b\u1ea1n l\u01b0u \u00fd l\u00e0 c\u00e1c hosting t\u1ed1i \u01b0u chuy\u00ean cho WordPress th\u01b0\u1eddng t\u00edch h\u1ee3p s\u1eb5n c\u00e1c c\u00f4ng c\u1ee5 b\u1ed9 nh\u1edb \u0111\u1ec7m ki\u1ec3u trang t\u0129nh \u1edf ph\u00eda m\u00e1y ch\u1ee7 r\u1ed3i n\u00ean b\u1ea1n s\u1ebd kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00e0i th\u00eam plugin n\u1eefa. V\u00ed d\u1ee5 nh\u01b0 g\u00f3i <a href=\"https:\/\/www.dreamhost.com\/wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">DreamPress<\/a> c\u1ee7a Dreamhost \u0111\u00e3 t\u00edch h\u1ee3p \u0111\u1ea7y \u0111\u1ee7 cho t\u00f4i, hay <a href=\"https:\/\/www.siteground.com\/wordpress-hosting.htm\" target=\"_blank\" rel=\"noopener noreferrer\">SiteGround<\/a> c\u00f3 plugin chuy\u00ean d\u1ee5ng c\u1ee7a h\u1ecd c\u0169ng \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t s\u1eb5n. Tuy nhi\u00ean \u0111\u1ec3 c\u1ea9n th\u1eadn b\u1ea1n n\u00ean ki\u1ec3m tra tr\u01b0\u1edbc v\u1edbi c\u00f4ng ty hosting c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong><\/strong> <strong>\u0111ang s\u1eed d\u1ee5ng plugin t\u1ea1o trang t\u0129nh n\u00e0o<\/strong>: T\u00f4i c\u00f3 l\u1ecbch s\u1eed s\u1eed d\u1ee5ng plugin t\u1ea1o trang t\u0129nh kh\u00e1 ph\u1ee9c t\u1ea1p, chuy\u1ec3n qua chuy\u1ec3n l\u1ea1i nhi\u1ec1u l\u1ea7n. Hi\u1ec7n t\u1ea1i, c\u00e1c trang n\u00e0o c\u00f3 kinh ph\u00ed \u0111\u1ea7u t\u01b0 t\u1ed1t t\u00f4i d\u00f9ng Swift, WP-Rocket, c\u00f2n c\u00e1c trang mi\u1ec5n ph\u00ed, t\u00f4i d\u00f9ng WP Super Cache, <a href=\"https:\/\/kiencang.net\/plugin-cache-enabler\/\" target=\"_blank\" rel=\"noopener noreferrer\">Cache Enabler<\/a>. C\u00f2n WP Fastest Cache c\u0169ng kh\u00e1 t\u1ed1t, tuy nhi\u00ean n\u00f3 c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 n\u1ebfu theme c\u00f3 giao di\u1ec7n d\u00e0nh ri\u00eang cho mobile, phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed s\u1ebd kh\u00f4ng t\u1ea1o cache cho phi\u00ean b\u1ea3n d\u00e0nh ri\u00eang cho mobile n\u00e0y (d\u00f9 r\u1eb1ng ph\u1ea7n l\u1edbn theme kh\u00f4ng c\u1ea7n giao di\u1ec7n d\u00e0nh ri\u00eang cho mobile v\u00ec thi\u1ebft k\u1ebf \u0111\u00e1p \u1ee9ng r\u1ea5t ph\u1ed5 bi\u1ebfn, tuy nhi\u00ean vi\u1ec7c s\u1eed d\u1ee5ng plugin c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c ph\u1ea3i b\u1ed5 sung th\u00eam, v\u00e0 l\u00fac n\u00e0y WP Fastest Cache t\u1ecf ra b\u1ea5t l\u1ee3i). Do v\u1eady hi\u1ec7n t\u1ea1i t\u00f4i \u00edt d\u00f9ng WP Fastest Cache h\u01a1n. C\u1eadp nh\u1eadt: hi\u1ec7n tr\u00ean h\u1ea7u h\u1ebft c\u00e1c trang t\u00f4i s\u1eed d\u1ee5ng plugin LiteSpeed cache.<\/p>\n\n\n\n<p><strong>Bonus<\/strong>: hi\u1ec7n c\u00f3 plugin t\u1ea1o trang t\u0129nh th\u00fa v\u1ecb c\u00f3 t\u00ean <a href=\"https:\/\/kiencang.net\/gioi-thieu-plugin-wp2static\/\" target=\"_blank\" rel=\"noopener noreferrer\">WP2Static<\/a>. N\u00f3 th\u00fa v\u1ecb v\u00e0 kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c plugin cache kh\u00e1c \u1edf ch\u1ed7 n\u00f3 t\u1ea1o ra m\u1ed9t <em>website t\u0129nh ho\u00e0n to\u00e0n<\/em>, lo\u1ea1i b\u1ecf nhu c\u1ea7u ph\u1ea3i s\u1eed d\u1ee5ng MySQL v\u00e0 th\u1ef1c thi c\u00e1c \u0111o\u1ea1n m\u00e3 PHP. N\u00f3 v\u1eeba gi\u00fap t\u0103ng t\u1ed1c, v\u1eeba gi\u00fap gi\u1ea3m chi ph\u00ed hosting v\u1edbi kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i t\u01b0\u01a1ng \u0111\u01b0\u01a1ng. Tuy nhi\u00ean t\u1ea1o ra website t\u0129nh ho\u00e0n to\u00e0n v\u1eeba l\u00e0 \u01b0u \u0111i\u1ec3m c\u0169ng l\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a n\u00f3. B\u1ea1n c\u00f3 th\u1ec3 click v\u00e0o b\u00e0i gi\u1edbi thi\u1ec7u tr\u00ean \u0111\u1ec3 t\u00ecm hi\u1ec3u r\u00f5 h\u01a1n.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"c-k\u1ef9-thu\u1eadt-cache-phia-may-ch\u1ee7\">C. K\u1ef9 thu\u1eadt cache ph\u00eda m\u00e1y ch\u1ee7<\/h3>\n\n\n\n<p>K\u1ef9 thu\u1eadt n\u00e0y \u0111\u00f2i h\u1ecfi chuy\u00ean m\u00f4n n\u1ebfu b\u1ea1n t\u1ef1 tay l\u00e0m (m\u1ed9t s\u1ed1 VPS, v\u00ed d\u1ee5 c\u00f3 l\u1ea7n t\u00f4i mua b\u00ean LiquidWeb, h\u1ecd kh\u00f4ng c\u00e0i s\u1eb5n m\u00e0 m\u00ecnh ph\u1ea3i y\u00eau c\u1ea7u ho\u1eb7c t\u1ef1 c\u00e0i), ng\u01b0\u1ee3c l\u1ea1i m\u1ed9t s\u1ed1 host kh\u00e1 x\u1ecbn th\u00ec h\u1ecd ch\u1ee7 \u0111\u1ed9ng c\u00e0i s\u1eb5n cho b\u1ea1n r\u1ed3i (th\u00ed d\u1ee5 \u0111\u00e3 k\u1ec3 l\u00e0 DreamPress c\u1ee7a Dreamhost).<\/p>\n\n\n\n<p>V\u00e0i c\u00f4ng ngh\u1ec7 c\u00f3 th\u1ec3 k\u1ec3 \u0111\u1ebfn l\u00e0 Varnish, Memcached, Redis, Nginx FastCGI, PHP OPcache. C\u00f3 th\u1ec3 c\u00f3 m\u00e2u thu\u1eabn gi\u1eefa k\u1ef9 thu\u1eadt cache ph\u00eda m\u00e1y ch\u1ee7 v\u00e0 plugin cache (v\u00ed d\u1ee5 gi\u1eefa Varnish v\u00e0 WP-Rocket) n\u00ean b\u1ea1n ph\u1ea3i c\u1ea9n th\u1eadn tr\u01b0\u1edbc khi d\u00f9ng c\u1ea3 hai.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong><\/strong> <strong>th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i c\u00f3 s\u1eed d\u1ee5ng g\u00f3i DreamPress c\u1ee7a Dreamhost tr\u00ean m\u1ed9t s\u1ed1 website (kh\u00f4ng ph\u1ea3i trang n\u00e0y, trang n\u00e0y s\u1eed d\u1ee5ng VPS). \u0110\u00e2y l\u00e0 g\u00f3i host \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a s\u1eb5n cache ph\u00eda m\u00e1y ch\u1ee7, Dreamhost khuy\u00ean l\u00e0 t\u00f4i kh\u00f4ng n\u00ean d\u00f9ng plugin cache v\u1edbi DreamPress n\u00ean t\u00f4i c\u0169ng \u00e1p d\u1ee5ng theo \u0111\u1ec3 tr\u00e1nh xung \u0111\u1ed9t&#8230; Ki\u1ebfn th\u1ee9c v\u1ec1 cache ph\u00eda m\u00e1y ch\u1ee7 c\u1ee7a t\u00f4i c\u00f2n h\u1ea1n ch\u1ebf n\u00ean kh\u00f4ng c\u00f3 nhi\u1ec1u \u0111i\u1ec1u \u0111\u1ec3 n\u00f3i, s\u1eafp t\u1edbi t\u00f4i s\u1ebd b\u1ed5 khuy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"d-m\u1ed9t-vai-l\u01b0u-y-v\u1ec1-k\u1ef9-thu\u1eadt-cache\">D. M\u1ed9t v\u00e0i l\u01b0u \u00fd v\u1ec1 k\u1ef9 thu\u1eadt cache<\/h3>\n\n\n\n<ul><li>B\u1ea1n n\u00ean s\u1eed d\u1ee5ng n\u00f3 b\u1edfi v\u00ec \u0111\u00e2y l\u00e0 m\u1ed9t trong c\u00e1c c\u00e1ch <strong>hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trang<\/strong>.<\/li><li>Khi c\u1eadp nh\u1eadt n\u1ebfu b\u1ea1n qu\u00ean xo\u00e1 cache trang \u0111\u00f3 th\u00ec th\u00f4ng tin hi\u1ec7n ra ngo\u00e0i <strong>kh\u00f4ng thay \u0111\u1ed5i<\/strong>. \u0110\u1ec3 ph\u00f2ng \u0111i\u1ec1u \u0111\u00f3, c\u00e1c plugin cache t\u0129nh \u0111\u1ec3 th\u1eddi gian s\u1ed1ng c\u1ee7a cache th\u01b0\u1eddng t\u1eeb 1 ng\u00e0y \u0111\u1ebfn 1 tu\u1ea7n l\u00e0 nhi\u1ec1u (<em>b\u1ea1n c\u00f3 th\u1ec3 ch\u1ee7 \u0111\u1ed9ng \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng s\u1ed1 n\u00e0y<\/em>) ho\u1eb7c l\u00e0 h\u1ecd ngay l\u1eadp t\u1ee9c xo\u00e1 cache ch\u1ec9 c\u1ee7a URL v\u1eeba m\u1edbi c\u1eadp nh\u1eadt (c\u00e1ch n\u00e0y l\u00e0 t\u1ed1t nh\u1ea5t, v\u00e0 th\u01b0\u1eddng l\u00e0 t\u00ednh n\u0103ng m\u1eb7c \u0111\u1ecbnh c\u1ee7a nhi\u1ec1u plugin t\u1ea1o cache).<\/li><li>C\u00e1c k\u1ef9 thu\u1eadt cache ph\u00eda m\u00e1y ch\u1ee7 <strong>kh\u00f4ng d\u00e0nh cho ng\u01b0\u1eddi kh\u00f4ng chuy\u00ean<\/strong>, n\u1ebfu kh\u00f4ng th\u00e0nh th\u1ea1o th\u00ec c\u00f3 kh\u1ea3 n\u0103ng h\u1ea1i nhi\u1ec1u h\u01a1n l\u00e0 l\u1ee3i.<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"7-s\u1eed-d\u1ee5ng-nen-gzip-th\u01b0\u1eddng-d\u01b0\u1ee3c-cac-cong-ty-host-tich-h\u1ee3p-s\u1eb5n-r\u1ed3i\"><span class=\"ez-toc-section\" id=\"7_Su_dung_nen_Gzip_%E2%80%93_thuong_duoc_cac_cong_ty_host_tich_hop_san_roi\"><\/span><span style=\"background-color: #ffff00;\">7. S\u1eed d\u1ee5ng n\u00e9n Gzip &#8211; th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e1c c\u00f4ng ty host t\u00edch h\u1ee3p s\u1eb5n r\u1ed3i #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong hosting r\u1ed3i;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: kh\u00f4ng n\u00e9n t\u1ed1t b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c n\u00e9n Brotli;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: ch\u1ecdn c\u00f4ng ty hosting n\u00e0o c\u00f3 n\u00e9n Brotli \u0111\u1ec3 t\u1ed1i \u01b0u h\u01a1n n\u1eefa;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p><a href=\"https:\/\/kiencang.net\/bat-nen-gzip\/\" target=\"_blank\" rel=\"noreferrer noopener\">N\u00e9n Gzip<\/a> c\u0169ng l\u00e0 k\u1ef9 thu\u1eadt t\u0103ng t\u1ed1c WordPress mi\u1ec5n ph\u00ed, theo \u0111\u00f3 m\u00e1y ch\u1ee7 hosting s\u1ebd n\u00e9n m\u1ed9t s\u1ed1 file c\u1ee7a b\u1ea1n nh\u01b0 HTML, CSS, JS, r\u1ed3i m\u1edbi g\u1eedi \u0111\u1ebfn tr\u00ecnh duy\u1ec7t (n\u00f3 ch\u1ec9 n\u00e9n d\u1eef li\u1ec7u d\u1ea1ng v\u0103n b\u1ea3n, kh\u00f4ng n\u00e9n media nh\u01b0 h\u00ecnh \u1ea3nh, video). Sau khi t\u1ea3i xong file n\u00e9n (\u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3m dung l\u01b0\u1ee3ng r\u1ea5t nhi\u1ec1u), tr\u00ecnh duy\u1ec7t s\u1ebd gi\u1ea3i n\u00e9n \u0111\u1ec3 hi\u1ec3n th\u1ecb th\u00f4ng tin.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/gzip_performance.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/gzip_performance.png\" alt=\"\" class=\"wp-image-5001\" width=\"612\" height=\"435\"\/><\/a><\/figure><\/div>\n\n\n<p>D\u01b0\u1edbi \u0111\u00e2y k\u1ebft qu\u1ea3 cho th\u1ea5y Gzip hi\u1ec7u qu\u1ea3 th\u1ebf n\u00e0o v\u1edbi m\u1ed9t s\u1ed1 file th\u00f4ng d\u1ee5ng (JS &amp; CSS):<\/p>\n\n\n\n<p>\u0110\u1ec3 ki\u1ec3m tra trang web c\u1ee7a b\u1ea1n \u0111\u00e3 b\u1eadt Gzip hay ch\u01b0a, b\u1ea1n c\u00f3 th\u1ec3 v\u00e0o trang web:&nbsp;<a href=\"https:\/\/www.giftofspeed.com\/gzip-test\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/www.giftofspeed.com\/gzip-test\/<\/a><\/p>\n\n\n\n<p>K\u1ebft qu\u1ea3 th\u1eed v\u1edbi trang web:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/gzip-ducanhplus.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/gzip-ducanhplus.png\" alt=\"N\u00e9n Gzip cho trang n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m 70,8% dung l\u01b0\u1ee3ng\" class=\"wp-image-5002\" width=\"681\" height=\"545\"\/><\/a><figcaption>N\u00e9n Gzip cho trang n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m 70,8% dung l\u01b0\u1ee3ng. L\u01b0u \u00fd l\u1ea1i l\u1ea7n n\u1eefa th\u1ed1ng k\u00ea n\u00e0y \u00e1p d\u1ee5ng cho v\u0103n b\u1ea3n. \u1ea2nh v\u00e0 video kh\u00f4ng c\u00f3 n\u00e9n Gzip.<\/figcaption><\/figure><\/div>\n\n\n<p>\u0110a s\u1ed1 c\u00e1c hosting \u0111\u1ec1u cho ph\u00e9p n\u00e9n Gzip, th\u1eadm ch\u00ed c\u00e0i \u0111\u1eb7t s\u1eb5n t\u00ednh n\u0103ng n\u00e0y b\u1edfi v\u00ec n\u00f3 gi\u00fap h\u1ecd ti\u1ebft ki\u1ec7m b\u0103ng th\u00f4ng \u0111i nhi\u1ec1u.<\/p>\n\n\n\n<p>C\u00e1c plugin WordPress t\u1ea1o cache trang t\u0129nh ph\u1ea7n l\u1edbn \u0111\u1ec1u t\u00edch h\u1ee3p lu\u00f4n t\u00ednh n\u0103ng b\u1eadt Gzip (b\u00ean c\u1ea1nh vi\u1ec7c n\u00f3 th\u01b0\u1eddng c\u0169ng h\u1ed7 tr\u1ee3 lu\u00f4n \u0111i\u1ec1u ch\u1ec9nh cache ph\u00eda tr\u00ecnh duy\u1ec7t).<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n kh\u00f4ng r\u01a1i v\u00e0o c\u00e1c tr\u01b0\u1eddng h\u1ee3p k\u1ec3 tr\u00ean c\u00f3 th\u1ec3 b\u1eadt Gzip theo c\u00e1ch th\u1ee7 c\u00f4ng b\u1eb1ng c\u00e1ch <a href=\"https:\/\/kiencang.net\/sua-htaccess-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">ch\u1ec9nh s\u1eeda file .htaccess<\/a>.<\/p>\n\n\n\n<p>V\u1edbi m\u00e1y ch\u1ee7 d\u00f9ng Apache, b\u1ea1n th\u00eam \u0111o\u1ea1n sau v\u00e0o file .htaccess:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># Compress HTML, CSS, JavaScript, Text, XML and fonts\nAddOutputFilterByType DEFLATE application\/javascript\nAddOutputFilterByType DEFLATE application\/rss+xml\nAddOutputFilterByType DEFLATE application\/vnd.ms-fontobject\nAddOutputFilterByType DEFLATE application\/x-font\nAddOutputFilterByType DEFLATE application\/x-font-opentype\nAddOutputFilterByType DEFLATE application\/x-font-otf\nAddOutputFilterByType DEFLATE application\/x-font-truetype\nAddOutputFilterByType DEFLATE application\/x-font-ttf\nAddOutputFilterByType DEFLATE application\/x-javascript\nAddOutputFilterByType DEFLATE application\/xhtml+xml\nAddOutputFilterByType DEFLATE application\/xml\nAddOutputFilterByType DEFLATE font\/opentype\nAddOutputFilterByType DEFLATE font\/otf\nAddOutputFilterByType DEFLATE font\/ttf\nAddOutputFilterByType DEFLATE image\/svg+xml\nAddOutputFilterByType DEFLATE image\/x-icon\nAddOutputFilterByType DEFLATE text\/css\nAddOutputFilterByType DEFLATE text\/html\nAddOutputFilterByType DEFLATE text\/javascript\nAddOutputFilterByType DEFLATE text\/plain\nAddOutputFilterByType DEFLATE text\/xml\n# Remove browser bugs (only needed for really old browsers)\nBrowserMatch ^Mozilla\/4 gzip-only-text\/html\nBrowserMatch ^Mozilla\/4\\.0[678] no-gzip\nBrowserMatch \\bMSIE !no-gzip !gzip-only-text\/html\nHeader append Vary User-Agent<\/pre>\n\n\n\n<p>P\/S: Cho b\u1ea1n n\u00e0o mu\u1ed1n \u0111\u00e0o s\u00e2u h\u01a1n h\u00e3y tham kh\u1ea3o b\u00e0i d\u1ecbch n\u00e0y: <a href=\"https:\/\/kiencang.net\/bat-nen-gzip\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/bat-nen-gzip\/<\/a><\/p>\n\n\n\n<p>Ngo\u00e0i n\u00e9n Gzip r\u1ea5t ph\u1ed5 bi\u1ebfn, hi\u1ec7n c\u00f3 <a href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/\" target=\"_blank\" rel=\"noopener noreferrer\">k\u1ef9 thu\u1eadt n\u00e9n m\u1edbi t\u00ean Brotli<\/a> \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi Google cho kh\u1ea3 n\u0103ng n\u00e9n c\u00f2n t\u1ed1t h\u01a1n, tuy nhi\u00ean hi\u1ec7n kh\u00f4ng ph\u1ea3i hosting n\u00e0o c\u0169ng c\u00f3. \u0110\u1ec3 ki\u1ec3m tra host n\u00e0o \u0111\u00f3 c\u00f3 h\u1ed7 tr\u1ee3 Brotli hay kh\u00f4ng b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng c\u00f4ng c\u1ee5 n\u00e0y c\u1ee7a KeyCDN:&nbsp;<a href=\"https:\/\/tools.keycdn.com\/brotli-test\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/tools.keycdn.com\/brotli-test<\/a><\/p>\n\n\n\n<p>VPS n\u00e0y t\u00f4i \u0111ang d\u00f9ng cho website <strong>Ki\u1ebfn c\u00e0ng<\/strong> kh\u00f4ng h\u1ed7 tr\u1ee3 Brotli, g\u00f3i DreamPress \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u cho WordPress, c\u0169ng c\u1ee7a Dreamhost th\u00ec c\u00f3 h\u1ed7 tr\u1ee3 n\u00e9n Brotli.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/nen-brotli.png\" alt=\"host c\u00f3 h\u1ed7 tr\u1ee3 n\u00e9n brotli\" class=\"wp-image-11725\" width=\"640\"\/><\/figure><\/div>\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong><\/strong> <strong>c\u00f3 s\u1eed d\u1ee5ng gzip kh\u00f4ng<\/strong>: d\u0129 nhi\u00ean l\u00e0 c\u00f3, m\u1eb7c \u0111\u1ecbnh hosting t\u00f4i thu\u00ea \u0111\u00e3 b\u1eadt gzip r\u1ed3i n\u00ean ph\u1ea7n n\u00e0y t\u00f4i kh\u00f4ng ph\u1ea3i \u0111\u1ed9ng tay \u0111\u1ed9ng ch\u00e2n g\u00ec. <\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"8-cac-k\u1ef9-thu\u1eadt-tang-t\u1ed1c-c\u1ee7a-google-va-facebook-can-nh\u1eafc-thi\u1ec7t-h\u01a1n\"><span class=\"ez-toc-section\" id=\"8_Cac_ky_thuat_tang_toc_cua_Google_va_Facebook_%E2%80%93_can_nhac_thiet_hon\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">8. C\u00e1c k\u1ef9 thu\u1eadt t\u0103ng t\u1ed1c c\u1ee7a Google v\u00e0 Facebook &#8211; c\u00e2n nh\u1eafc thi\u1ec7t h\u01a1n #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: mi\u1ec5n ph\u00ed, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng kinh ng\u1ea1c;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f4i khi b\u1ea1n ph\u1ea3i hy sinh t\u00ednh n\u0103ng tr\u00ean trang;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch th\u1ee9c <strong>\u0111\u01a1n gi\u1ea3n nh\u1ea5t v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t<\/strong> \u0111\u1ec3&nbsp;t\u0103ng t\u1ed1c WordPress.<\/p>\n\n\n\n<p>Kh\u00f4ng c\u00f3 bi\u1ec7n ph\u00e1p n\u00e0o b\u00ean tr\u00ean s\u00e1nh \u0111\u01b0\u1ee3c v\u1ec1 m\u1ee9c \u0111\u1ed9 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 b\u1eb1ng c\u00e1ch n\u00e0y. Tuy nhi\u00ean c\u00e1i g\u00ec c\u0169ng c\u00f3 c\u00e1i gi\u00e1 c\u1ee7a n\u00f3 (kh\u00f4ng ph\u1ea3i ti\u1ec1n) n\u00ean b\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc c\u1ea9n th\u1eadn.<\/p>\n\n\n\n<p>C\u1ea3 Facebook v\u00e0 Google \u0111\u1ec1u cung c\u1ea5p c\u00e1c bi\u1ec7n ph\u00e1p m\u1edbi nh\u1eb1m t\u0103ng t\u1ed1c t\u1ea3i trang tr\u00ean n\u1ec1n t\u1ea3ng di \u0111\u1ed9ng. Nguy\u00ean nh\u00e2n l\u00e0 v\u00ec t\u1ed1c \u0111\u1ed9 truy c\u1eadp internet tr\u00ean di \u0111\u1ed9ng kh\u00f4ng c\u00f3 t\u1ed1c \u0111\u1ed9 cao c\u0169ng nh\u01b0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nh\u01b0 internet truy c\u1eadp t\u1ea1i nh\u00e0.<\/p>\n\n\n\n<p>V\u1ec1 c\u01a1 b\u1ea3n bi\u1ec7n ph\u00e1p ch\u00ednh c\u1ee7a h\u1ecd l\u00e0:<\/p>\n\n\n\n<ul><li><strong>R\u00fat g\u1ecdn code c\u1ee7a trang web<\/strong>. C\u1ea3 hai s\u1ebd thu g\u1ecdn trang web l\u1ea1i, h\u1ecd h\u1ea7u nh\u01b0 ch\u1ec9 gi\u1eef l\u1ea1i n\u1ed9i dung ch\u00ednh y\u1ebfu c\u1ee7a website v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c th\u00f4ng tin kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u00f4ng tin c\u1ed9t b\u00ean ph\u1ea3i, c\u00e1c thi\u1ebft k\u1ebf m\u00e0u m\u00e8.<\/li><li><strong>L\u01b0u trang web tr\u00ean m\u00e1y ch\u1ee7 c\u1ee7a Google v\u00e0 Facebook<\/strong>. D\u0129 nhi\u00ean v\u00ec m\u00e1y ch\u1ee7 c\u1ee7a h\u1ecd m\u1ea1nh v\u00e0 g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n h\u1eb3n \u0111a s\u1ed1 c\u00e1c d\u1ecbch v\u1ee5 hosting m\u00e0 b\u1ea1n d\u00f9ng n\u00ean t\u1ed1c \u0111\u1ed9 s\u1ebd \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/li><\/ul>\n\n\n\n<p>C\u00e1ch n\u00e0y kh\u00f4ng n\u00ean d\u00f9ng n\u1ebfu b\u1ed1 c\u1ee5c v\u00e0 ch\u1ee9c n\u0103ng c\u1ee7a trang web b\u1ecb thay \u0111\u1ed5i ngo\u00e0i s\u1ef1 mong mu\u1ed1n c\u1ee7a b\u1ea1n. C\u00f2n n\u1ebfu trang \u0111\u1eb7t tr\u1ecdng t\u00e2m v\u00e0o n\u1ed9i dung th\u00ec t\u00f4i r\u1ea5t khuy\u1ebfn kh\u00edch. Th\u00ed d\u1ee5 nh\u01b0 trang n\u00e0y (Ki\u1ebfn c\u00e0ng) t\u00f4i s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 t\u0103ng t\u1ed1c c\u1ee7a Google.<\/p>\n\n\n\n<p>Google g\u1ecdi ch\u01b0\u01a1ng tr\u00ecnh t\u0103ng t\u1ed1c c\u1ee7a h\u1ecd l\u00e0 AMP (<em>Accelerated Mobile Pages<\/em>). V\u1edbi WordPress b\u1ea1n c\u00f3 th\u1ec3 c\u00e0i <a href=\"https:\/\/wordpress.org\/plugins\/amp\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin AMP<\/a> c\u1ee7a ch\u00ednh ch\u1ee7 Automatic (xem <a href=\"https:\/\/kiencang.net\/plugin-amp-for-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">h\u01b0\u1edbng d\u1eabn d\u00f9ng \u1edf b\u00e0i n\u00e0y<\/a>).<\/p>\n\n\n\n<p>Khi ng\u01b0\u1eddi d\u00f9ng t\u00ecm ki\u1ebfm tr\u00ean Google b\u1eb1ng \u0111i\u1ec7n tho\u1ea1i, n\u1ebfu trang c\u1ee7a b\u1ea1n d\u00f9ng AMP th\u00ec kh\u1ea3 n\u0103ng cao n\u00f3 s\u1ebd hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3 \u1edf \u0111\u1ecbnh d\u1ea1ng n\u00e0y (c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng s\u1ea5m s\u00e9t b\u00ean c\u1ea1nh \u0111\u01b0\u1eddng link). Ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp nhanh h\u01a1n \u0111\u00e1ng k\u1ec3. \u00d4ng&nbsp;Jarrod Dicker ng\u01b0\u1eddi \u0111\u1ee9ng \u0111\u1ea7u b\u1ed9 ph\u1eadn s\u1ea3n ph\u1ea9m &amp; c\u00f4ng ngh\u1ec7 c\u1ee7a Washington Post n\u00f3i r\u1eb1ng <a href=\"https:\/\/www.searchenginejournal.com\/difference-accelerated-mobile-pages-amp-mobile-friendly-pages\/\" target=\"_blank\" rel=\"noopener noreferrer\">AMP l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 click l\u00ean 50%<\/a> v\u00ec ng\u01b0\u1eddi \u0111\u1ecdc bi\u1ebft r\u1eb1ng trang t\u1ea3i nhanh h\u01a1n, c\u1ee5 th\u1ec3 \u00f4ng chia s\u1ebb th\u00eam<strong>&nbsp;trang t\u1ea3i nhanh h\u01a1n 88%<\/strong> so v\u1edbi trang mobile truy\u1ec1n th\u1ed1ng.<\/p>\n\n\n\n<p>Sau khi v\u00e0o trang AMP t\u1eeb c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, t\u1eeb c\u00e1c click ti\u1ebfp theo h\u1ecd s\u1ebd truy c\u1eadp \u0111\u1ecbnh d\u1ea1ng mobile th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<p>C\u0169ng c\u00f3 ng\u01b0\u1eddi khuy\u00ean r\u1eb1ng <a href=\"https:\/\/kiencang.net\/google-amp-tang-toc-website\/\" target=\"_blank\" rel=\"noopener noreferrer\">n\u00ean \u0111\u1ee3i AMP tr\u1edf th\u00e0nh m\u1ed9t trong c\u00e1c y\u1ebfu t\u1ed1 x\u1ebfp h\u1ea1ng v\u00e0 c\u1ea7n th\u1eddi gian th\u1eed th\u00e1ch xem n\u00f3 c\u00f3 \u0111\u01b0\u1ee3c Google h\u1ed7 tr\u1ee3 d\u00e0i l\u00e2u kh\u00f4ng<\/a>? (c\u1eadp nh\u1eadt 2019: \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m n\u00e0y \u0111\u00e3 kh\u1eb3ng \u0111\u1ecbnh \u0111\u01b0\u1ee3c r\u1eb1ng AMP r\u1ea5t th\u00e0nh c\u00f4ng)<\/p>\n\n\n\n<p>V\u1edbi Facebook h\u1ecd g\u1ecdi k\u1ef9 thu\u1eadt c\u1ee7a m\u00ecnh l\u00e0 Instant Articles, khi b\u1ea1n \u0111\u0103ng k\u00fd d\u00f9ng s\u1ea3n ph\u1ea9m t\u1ea3i trang nhanh c\u1ee7a Facebook, m\u1ed7i khi b\u1ea1n chia s\u1ebb l\u00ean trang fanpage, Facebook s\u1ebd chuy\u1ec3n n\u00f3 sang \u0111\u1ecbnh d\u1ea1ng c\u1ee7a h\u1ecd v\u00e0 l\u00e0m trang t\u1ea3i nhanh h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n\n\n\n<p>So s\u00e1nh t\u1ed1c \u0111\u1ed9 th\u00ec <a href=\"http:\/\/marketingland.com\/report-facebooks-instant-articles-faster-amp-formats-boost-user-engagement-217139\" target=\"_blank\" rel=\"noopener noreferrer\">FIA (Facebook Instant Articles) nhanh h\u01a1n Google AMP<\/a>. Nh\u01b0ng \u0111i\u1ec1u \u1ea5y kh\u00f4ng h\u00e0m \u00fd l\u00e0 b\u1ea1n ch\u1ec9 n\u00ean d\u00f9ng FIA v\u00ec \u0111\u00e2y l\u00e0 2 n\u1ec1n t\u1ea3ng kh\u00e1c nhau, v\u00e0 th\u01b0\u1eddng l\u00e0 m\u00ecnh s\u1ebd d\u00f9ng c\u1ea3 hai n\u1ebfu mu\u1ed1n \u0111\u1ea9y t\u1ed1c \u0111\u1ed9 trang web l\u00ean t\u1ed1i \u0111a.<\/p>\n\n\n\n<figure class=\"wp-block-image alignnone is-resized\"><a href=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Screen-Shot-2017-06-09-at-6.44.08-AM.png\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/Screen-Shot-2017-06-09-at-6.44.08-AM.png\" alt=\"So s\u00e1nh t\u1ed1c \u0111\u1ed9 t\u1ea3i trang c\u1ee7a AMP, FIA &amp; trang web mobile th\u00f4ng th\u01b0\u1eddng\" class=\"wp-image-4980\" width=\"640\"\/><\/a><figcaption>So s\u00e1nh t\u1ed1c \u0111\u1ed9 t\u1ea3i trang c\u1ee7a AMP, FIA &amp; trang web mobile th\u00f4ng th\u01b0\u1eddng. \u1ea2nh c\u1ee7a Chartbeat<\/figcaption><\/figure>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang s\u1eed d\u1ee5ng AMP v\u00e0 FIA nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Hi\u1ec7n t\u00f4i m\u1edbi \u00e1p d\u1ee5ng AMP cho trang web n\u00e0y v\u00e0 m\u1ed9t s\u1ed1 trang kh\u00e1c, FIA v\u1eabn ch\u01b0a d\u00f9ng, v\u00ec l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp c\u1ee7a t\u00f4i ch\u1ee7 y\u1ebfu qua t\u00ecm ki\u1ebfm. B\u1ea1n n\u00ean th\u1eadn tr\u1ecdng s\u1eed d\u1ee5ng AMP n\u1ebfu trang c\u1ee7a b\u1ea1n l\u00e0 trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, v\u00ec AMP l\u01b0\u1ee3c g\u1ecdn \u0111i r\u1ea5t nhi\u1ec1u t\u00ednh n\u0103ng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"9-c\u1eaft-gi\u1ea3m-cac-thi\u1ebft-k\u1ebf-khong-c\u1ea7n-thi\u1ebft-tren-di-d\u1ed9ng-nh\u1ecf-ma-co-vo\"><span class=\"ez-toc-section\" id=\"9_Cat_giam_cac_thiet_ke_khong_can_thiet_tren_di_dong_%E2%80%93_nho_ma_co_vo\"><\/span><span style=\"background-color: #ffff00;\">9. C\u1eaft gi\u1ea3m c\u00e1c thi\u1ebft k\u1ebf kh\u00f4ng c\u1ea7n thi\u1ebft tr\u00ean di \u0111\u1ed9ng &#8211; nh\u1ecf m\u00e0 c\u00f3 v\u00f5 #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0111\u01a1n gi\u1ea3n, d\u1ec5 l\u00e0m;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: cache s\u1ebd ph\u1ee9c t\u1ea1p h\u01a1n v\u00ec ph\u1ea3i t\u00e1ch 2 phi\u00ean b\u1ea3n kh\u00e1c nhau;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>\u0110\u00e2y l\u00e0 c\u00e1ch t\u0103ng t\u1ed1c WordPress t\u00f4i th\u1ea5y \u00edt ng\u01b0\u1eddi n\u00f3i \u0111\u1ebfn nh\u01b0ng th\u1ef1c s\u1ef1 n\u00f3 c\u00f3 t\u00e1c d\u1ee5ng.<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n \u0111\u1ec3 \u00fd <strong>c\u00f3 r\u1ea5t nhi\u1ec1u ph\u1ea7n thi\u1ebft k\u1ebf tr\u00ean desktop g\u1ea7n nh\u01b0 v\u00f4 \u00edch tr\u00ean di \u0111\u1ed9ng<\/strong>. Kh\u00f4ng ph\u1ea3i l\u00e0 n\u00f3 v\u00f4 \u00edch theo ngh\u0129a n\u00f3 kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng g\u00ec m\u00e0 v\u1ea5n \u0111\u1ec1 l\u00e0 ng\u01b0\u1eddi d\u00f9ng <strong>c\u00f3 kh\u1ea3 n\u0103ng cao kh\u00f4ng xem \u0111\u1ebfn ch\u00fang<\/strong>.<\/p>\n\n\n\n<p>Ch\u1eb3ng h\u1ea1n v\u1edbi c\u1ed9t ph\u1ea3i, \u1edf m\u00e0n h\u00ecnh l\u1edbn, th\u00f4ng tin c\u1ed9t s\u1ebd hi\u1ec7n ra tr\u01b0\u1edbc m\u1eaft ng\u01b0\u1eddi d\u00f9ng khi h\u1ecd \u0111\u1ecdc tin, nh\u01b0ng \u1edf \u0111i\u1ec7n tho\u1ea1i th\u00ec kh\u00e1c, h\u1ecd c\u00f3 th\u1ec3 ph\u1ea3i k\u00e9o xu\u1ed1ng t\u1eadn c\u00f9ng m\u1edbi th\u1ea5y c\u00e1c th\u00f4ng tin c\u1ed9t ph\u1ea3i (ho\u1eb7c tr\u00e1i), v\u00e0 h\u00e0nh vi k\u00e9o xu\u1ed1ng t\u1eadn c\u00f9ng \u0111\u00f3 <em>r\u1ea5t \u00edt khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng<\/em>.<\/p>\n\n\n\n<p>Do v\u1eady n\u1ebfu th\u00f4ng tin \u0111\u00f3 quan tr\u1ecdng, \u1edf tr\u00ean di \u0111\u1ed9ng b\u1ea1n n\u00ean xem x\u00e9t \u0111\u1ebfn vi\u1ec7c chuy\u1ec3n n\u00f3 g\u1ea7n h\u01a1n ph\u00eda cu\u1ed1i b\u00e0i vi\u1ebft. C\u00f2n n\u1ebfu th\u00f4ng tin \u0111\u00f3 kh\u00f4ng qu\u00e1 quan tr\u1ecdng, v\u00e0 b\u1ea1n nh\u1eadn th\u1ea5y kh\u1ea3 n\u0103ng n\u00f3 \u0111\u01b0\u1ee3c xem tr\u00ean mobile l\u00e0 r\u1ea5t th\u1ea5p h\u00e3y c\u00e2n nh\u1eafc c\u1eaft gi\u1ea3m ch\u00fang tr\u00ean di \u0111\u1ed9ng.<\/p>\n\n\n\n<p>B\u1ea3n th\u00e2n AMP c\u0169ng l\u00e0 vi\u1ec7c c\u1eaft gi\u1ea3m r\u1ea5t nhi\u1ec1u y\u1ebfu t\u1ed1 \u0111\u1ec3 gi\u1eef l\u1ea1i khung n\u1ec1n ch\u00ednh m\u00e0 th\u00f4i. C\u00f2n \u1edf \u0111\u00e2y l\u00e0 s\u1ef1 c\u1eaft gi\u1ea3m ch\u1ee7 \u0111\u1ed9ng t\u1eeb ph\u00eda ch\u00fang ta d\u00f9 b\u1ea1n c\u00f3 c\u00e0i AMP hay kh\u00f4ng.<\/p>\n\n\n\n<p>P\/S: <a href=\"https:\/\/kiencang.net\/ad-inserter-ma-tuy-chinh-trong-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin Ad Inserter<\/a> \u0111\u01b0\u1ee3c t\u00f4i s\u1eed d\u1ee5ng \u0111\u1ec3 t\u00f9y ch\u1ec9nh giao di\u1ec7n tr\u00ean mobile. B\u1ea3n mi\u1ec5n ph\u00ed c\u1ee7a n\u00f3 l\u00e0 \u0111\u1ee7 d\u00f9ng trong ph\u1ea7n l\u1edbn tr\u01b0\u1eddng h\u1ee3p v\u00ec c\u0169ng c\u00f3 \u0111\u1ebfn 16 kh\u1ed1i code \u0111\u1ec3 b\u1ea1n t\u00f9y ch\u1ec9nh.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> c\u1eaft gi\u1ea3m thi\u1ebft k\u1ebf nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Hi\u1ec7n trang b\u1ea1n \u0111ang \u0111\u1ecdc, t\u00f4i kh\u00f4ng ph\u1ea3i c\u1eaft gi\u1ea3m thi\u1ebft k\u1ebf g\u00ec, v\u00ec c\u1ed9t ph\u1ea3i kh\u00f4ng c\u00f3 n\u1ed9i dung g\u00ec c\u1ea3. Tuy nhi\u00ean m\u1ed9t s\u1ed1 trang c\u1ee7a kh\u00e1ch h\u00e0ng t\u00f4i \u0111\u00e3 ti\u1ebfn h\u00e0nh c\u1eaft gi\u1ea3m v\u00ec c\u1ed9t ph\u1ea3i tr\u00ean desktop c\u00f3 kh\u00e1 nhi\u1ec1u th\u00f4ng tin m\u00e0 h\u1ea7u nh\u01b0 s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c xem tr\u00ean di \u0111\u1ed9ng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"10-lazy-load-\u1ea3nh-khi-l\u01b0\u1eddi-co-l\u1ee3i-h\u01a1n-cham\"><span class=\"ez-toc-section\" id=\"10_Lazy_Load_anh_%E2%80%93_khi_luoi_co_loi_hon_cham\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">10. Lazy Load \u1ea3nh &#8211; khi l\u01b0\u1eddi c\u00f3 l\u1ee3i h\u01a1n ch\u0103m #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: mi\u1ec5n ph\u00ed, hi\u1ec7u qu\u1ea3 v\u00e0 kh\u00f4ng kh\u00f3 tri\u1ec3n khai;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: kh\u00f4ng ph\u1ea3i trang n\u00e0o c\u0169ng ph\u00f9 h\u1ee3p &amp; \u00edt nhi\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: s\u1eed d\u1ee5ng t\u00ednh n\u0103ng s\u1eb5n c\u00f3 tr\u00ean plugin cache ho\u1eb7c d\u00f9ng plugin Flying Images;<\/li><\/ul>\n\n\n\n<iframe loading=\"lazy\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/wrKL2bE16MQ\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\"><\/iframe>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>T\u1ea3i ch\u1eadm\/t\u1ea3i l\u01b0\u1eddi \u1ea3nh, \u0111\u00e2y l\u00e0 m\u1eb9o n\u00e0y r\u1ea5t hay n\u1ebfu trang c\u1ee7a b\u1ea1n c\u00f3 nhi\u1ec1u \u1ea3nh, video ho\u1eb7c\/v\u00e0 c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn. N\u00f3 s\u1ebd ch\u1ec9 t\u1ea3i \u1ea3nh n\u1ebfu \u1ea3nh ho\u1eb7c video c\u1ee7a b\u1ea1n <strong>hi\u1ec7n ra trong t\u1ea7m nh\u00ecn c\u1ee7a ng\u01b0\u1eddi \u0111\u1ecdc (ho\u1eb7c \u1edf g\u1ea7n \u0111\u00f3 v\u1edbi m\u1ed9t ng\u01b0\u1ee1ng x\u00e1c \u0111\u1ecbnh, ch\u1eb3ng h\u1ea1n 1000px)<\/strong>.<\/p>\n\n\n\n<p>Th\u00ed d\u1ee5 n\u1ebfu b\u00e0i vi\u1ebft c\u00f3 5 \u1ea3nh, m\u1ed7i \u1ea3nh 100KB, th\u00ec m\u1edbi \u0111\u1ea7u n\u00f3 ch\u1ec9 t\u1ea3i v\u0103n b\u1ea3n v\u00e0 c\u00e1c th\u1ee9 kh\u00e1c th\u00f4i, ch\u01b0a t\u1ea3i \u1ea3nh v\u1ed9i, \u0111\u1ebfn l\u00fac ng\u01b0\u1eddi xem cu\u1ed9n t\u1edbi ph\u1ea7n c\u00f3 \u1ea3nh th\u00ec n\u00f3 m\u1edbi t\u1ea3i, trong v\u00ed d\u1ee5 tr\u00ean, dung l\u01b0\u1ee3ng trang web cho l\u01b0\u1ee3t t\u1ea3i \u0111\u1ea7u ti\u00ean c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u01b0\u1ee3c \u0111\u1ebfn 500KB (n\u1ebfu c\u1ea3 5 \u1ea3nh \u0111\u1ec1u n\u1eb1m d\u01b0\u1edbi m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean), <a href=\"https:\/\/kiencang.net\/cach-trang-web-tai-va-hien-thi\/\" target=\"_blank\" rel=\"noopener noreferrer\">website v\u00ec th\u1ebf s\u1ebd hi\u1ec3n th\u1ecb cho ng\u01b0\u1eddi d\u00f9ng<\/a> nhanh h\u01a1n.<\/p>\n\n\n\n<p>Trang c\u00e0ng c\u00f3 nhi\u1ec1u \u1ea3nh n\u1eb1m ph\u00eda d\u01b0\u1edbi <a href=\"https:\/\/kiencang.net\/man-hinh-dau-tien\/\" target=\"_blank\" rel=\"noopener noreferrer\">m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a>, c\u00e1ch th\u1ee9c n\u00e0y c\u00e0ng t\u1ecf ra hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u n\u00e0y d\u1ef1a tr\u00ean th\u1ef1c t\u1ebf r\u1eb1ng kh\u00f4ng c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc to\u00e0n b\u1ed9 trang web, d\u1eabn \u0111\u1ebfn chuy\u1ec7n n\u1ebfu b\u1ea1n t\u1ea3i to\u00e0n b\u1ed9 \u1ea3nh th\u00ec \u0111\u00e2y th\u01b0\u1eddng l\u00e0 s\u1ef1 ph\u00ed ph\u1ea1m r\u1ea5t l\u1edbn v\u00e0 t\u1ed1n k\u00e9m th\u1eddi gian.<\/p>\n\n\n\n<p>C\u00e1c b\u1ea1n s\u1ebd th\u1ea5y kh\u00e1 nhi\u1ec1u trang tin t\u1ee9c c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn d\u00f9ng c\u00e1ch n\u00e0y, v\u00ec h\u1ecd c\u00f3 nhi\u1ec1u \u1ea3nh v\u00e0 h\u00e0ng tri\u1ec7u ng\u01b0\u1eddi d\u00f9ng, v\u00ed d\u1ee5 nh\u01b0 trang <a href=\"https:\/\/medium.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Medium<\/a> hay <a href=\"https:\/\/www.wikihow.vn\" target=\"_blank\" rel=\"noopener noreferrer\">Wikihow<\/a>. Lazy load v\u1eeba gi\u00fap t\u0103ng t\u1ed1c, v\u1eeba l\u00e0m gi\u1ea3m b\u0103ng th\u00f4ng v\u00f4 c\u00f9ng hi\u1ec7u qu\u1ea3 (r\u1ea5t c\u00f3 \u00fd ngh\u0129a n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng CDN, n\u00f3 s\u1ebd ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 ti\u1ec1n b\u0103ng th\u00f4ng), c\u00e1c plugin ph\u1ea7n nhi\u1ec1u l\u1ea1i mi\u1ec5n ph\u00ed (v\u00ec k\u1ef9 thu\u1eadt lazy load v\u1ec1 b\u1ea3n ch\u1ea5t kh\u00f4ng kh\u00f3 \u0111\u1ec3 th\u1ef1c hi\u1ec7n) cho n\u00ean t\u00f4i khuy\u1ebfn kh\u00edch c\u00e1c b\u1ea1n s\u1eed d\u1ee5ng. <strong>Th\u1ef1c t\u1ebf \u0111\u00e2y l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n, r\u1ebb ti\u1ec1n v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 website<\/strong>.<\/p>\n\n\n\n<p>C\u00f3 m\u1ed9t s\u1ed1 th\u00f4ng tin n\u00f3i r\u1eb1ng c\u00e1ch l\u00e0m n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn SEO, c\u1ee5 th\u1ec3 h\u01a1n, m\u00e1y t\u00ecm ki\u1ebfm c\u00f3 th\u1ec3 kh\u00f4ng index (l\u1eadp ch\u1ec9 m\u1ee5c) cho c\u00e1c \u1ea3nh \u0111\u01b0\u1ee3c lazy load. Tuy nhi\u00ean \u0111\u00e2y \u0111\u00e3 l\u00e0 c\u00e2u chuy\u1ec7n c\u1ee7a qu\u00e1 kh\u1ee9, <a href=\"https:\/\/yoast.com\/ask-yoast-lazy-load\/\" target=\"_blank\" rel=\"noopener noreferrer\">Yoast n\u00f3i r\u1eb1ng Google l\u1eadp ch\u1ec9 m\u1ee5c c\u00e1c \u1ea3nh lazy load ho\u00e0n to\u00e0n b\u00ecnh th\u01b0\u1eddng<\/a> (b\u1ea3n th\u00e2n Google c\u0169ng khuy\u1ebfn kh\u00edch k\u1ef9 thu\u1eadt n\u00e0y, th\u1ec3 hi\u1ec7n qua chuy\u1ec7n h\u1ecd c\u00f3 nhi\u1ec1u t\u00e0i li\u1ec7u chuy\u00ean s\u00e2u v\u1ec1 <a href=\"https:\/\/kiencang.net\/lazy-load-anh-va-video\/\" target=\"_blank\" rel=\"noopener noreferrer\">lazy load \u1ea3nh v\u00e0 video<\/a>), v\u00e0 b\u1ea1n kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng g\u00ec \u0111\u1ebfn SEO khi tri\u1ec3n khai lazy load, ng\u01b0\u1ee3c l\u1ea1i n\u00f3 c\u00f2n t\u1ed1t h\u01a1n cho SEO, v\u00ec t\u1ed1c \u0111\u1ed9 trang \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, \u0111\u1ed3ng ngh\u0129a v\u1edbi \u0111i\u1ec3m s\u1ed1 SEO t\u1ed1t h\u01a1n.<\/p>\n\n\n\n<p>C\u00f3 v\u1ebb m\u1ecdi chuy\u1ec7n qu\u00e1 t\u1ed1t nh\u1ec9? Lazy load kh\u00f4ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m g\u00ec sao?<\/p>\n\n\n\n<p>Th\u1ef1c t\u1ebf l\u00e0 c\u00f3, hai v\u1ea5n \u0111\u1ec1 c\u00f3 th\u1ec3 x\u1ea3y \u0111\u1ebfn l\u00e0:<\/p>\n\n\n\n<ol><li>Qu\u00e1 tr\u00ecnh t\u1ea3i ch\u1eadm b\u1ecb &#8220;Lazy qu\u00e1 m\u1ee9c&#8221; &#8211; n\u00f3i c\u00e1ch kh\u00e1c nhi\u1ec1u <strong>khi ng\u01b0\u1eddi d\u00f9ng cu\u1ed9n chu\u1ed9t qua r\u1ed3i m\u00e0 \u1ea3nh v\u1eabn ch\u01b0a hi\u1ec7n\/ho\u1eb7c hi\u1ec7n ra r\u1ea5t ch\u1eadm&nbsp;<\/strong>&#8211; \u0111\u00e2y ch\u1eafc ch\u1eafn l\u00e0 phi\u1ec1n ph\u1ee9c nghi\u00eam tr\u1ecdng, v\u00e0 b\u1ea1n n\u00ean ki\u1ec3m tra th\u1eadt c\u1ea9n th\u1eadn tr\u01b0\u1edbc khi d\u00f9ng, <a href=\"https:\/\/kiencang.net\/khong-nen-su-dung-lazy-load-anh-tren-thiet-bi-di-dong\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng trang c\u00f3 ph\u1ea7n l\u1edbn ng\u01b0\u1eddi duy\u1ec7t web tr\u00ean thi\u1ebft b\u1ecb di \u0111\u1ed9ng<\/a> &amp; hosting kh\u00f4ng \u0111\u1ee7 g\u1ea7n ng\u01b0\u1eddi d\u00f9ng, v\u00ec m\u1ea1ng di \u0111\u1ed9ng kh\u00f4ng c\u00f3 t\u1ed1c \u0111\u1ed9 cao, kh\u00f4ng \u1ed5n \u0111\u1ecbnh, \u0111\u1ed9 tr\u1ec5 l\u1edbn v\u00e0 ph\u1ea7n c\u1ee9ng y\u1ebfu h\u01a1n. V\u1ea5n \u0111\u1ec1 b\u1ecb lazy qu\u00e1 m\u1ee9c c\u00f2n c\u00f3 th\u1ec3 c\u00f3 nguy\u00ean nh\u00e2n t\u1eeb c\u00f4ng c\u1ee5 s\u1eed d\u1ee5ng, n\u00ean b\u1ea1n h\u00e3y th\u1eed nhi\u1ec1u plugin kh\u00e1c nhau \u0111\u1ec3 t\u00ecm ki\u1ebfm \u0111\u01b0\u1ee3c c\u00e1i th\u00edch h\u1ee3p nh\u1ea5t v\u1edbi website c\u1ee7a m\u00ecnh. N\u1ebfu b\u1ea1n th\u1ea5y lazy load tr\u00ean di \u0111\u1ed9ng th\u1ef1c s\u1ef1 l\u00e0 v\u1ea5n \u0111\u1ec1, h\u00e3y t\u1eaft ch\u1ee9c n\u0103ng n\u00e0y tr\u00ean di \u0111\u1ed9ng, trong khi v\u1eabn b\u1eadt n\u00f3 khi ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng m\u00e1y t\u00ednh. Plugin WP-Rocket c\u00f3 c\u00e1c \u0111o\u1ea1n m\u00e3 t\u1eaft\/b\u1eadt n\u00e0y cho b\u1ea1n;<\/li><li>Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng ph\u1ea7n n\u00e0o, v\u00ec <strong>\u1ea3nh \u0111\u1ed9t ng\u1ed9t xu\u1ea5t hi\u1ec7n<\/strong>. Hi\u1ec7n \u0111\u00e3 c\u00f3 m\u1ed9t s\u1ed1 m\u1eb9o \u0111\u1ec3 h\u1ea1n ch\u1ebf s\u1ef1 kh\u00f3 ch\u1ecbu \u0111\u00f3, ch\u1eb3ng h\u1ea1n nh\u01b0 trang Medium \u0111\u01b0a thu\u1ed9c t\u00ednh blur v\u00e0o qu\u00e1 tr\u00ecnh t\u1ea3i \u1ea3nh, t\u1ea1o c\u1ea3m gi\u00e1c d\u1ec5 ch\u1ecbu, do \u1ea3nh xu\u1ea5t hi\u1ec7n t\u1eeb t\u1eeb, kh\u00f4ng b\u1ecb gi\u1eadt c\u1ee5c.&nbsp;B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o th\u00eam b\u00e0i vi\u1ebft kh\u00e1 hay v\u1ec1 c\u00e1ch trang Medium c\u1ea3i ti\u1ebfn k\u1ef9 thu\u1eadt lazy load \u0111\u00e3 \u0111\u01b0\u1ee3c d\u1ecbch sang ti\u1ebfng Vi\u1ec7t:&nbsp;<a href=\"https:\/\/viblo.asia\/p\/medium-da-toi-uu-toc-do-load-hinh-anh-nhu-the-nao-1VgZv9XRKAw\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/viblo.asia\/p\/medium-da-toi-uu-toc-do-load-hinh-anh-nhu-the-nao-1VgZv9XRKAw<\/a>. V\u1ec1 thu\u1eadt ng\u1eef chuy\u00ean m\u00f4n, k\u1ef9 thu\u1eadt v\u1eeba n\u00f3i s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/anh-lqip\/\" target=\"_blank\" rel=\"noopener noreferrer\">LQIP (Low Quality Image Placeholder \/ \u1ea2nh gi\u1eef ch\u1ed7 ch\u1ea5t l\u01b0\u1ee3ng th\u1ea5p)<\/a>. Hi\u1ec7n t\u00f4i v\u1eabn ch\u01b0a bi\u1ebft b\u1ea5t k\u1ef3 plugin n\u00e0o cho ph\u00e9p tri\u1ec3n khai k\u1ef9 thu\u1eadt n\u00e0y tr\u00ean local host (th\u00f4ng qua <a href=\"https:\/\/kiencang.net\/cdn-toi-uu-anh\/\" target=\"_blank\" rel=\"noopener noreferrer\">CDN \u1ea3nh<\/a> th\u00ec c\u00f3 kh\u1ea3 n\u0103ng c\u00f3 v\u00ec CDN \u1ea3nh s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 c\u1ee7a b\u00ean th\u1ee9 ba). Hi\u1ec7n gi\u1edd b\u1ea1n v\u1eabn ph\u1ea3i tri\u1ec3n khai th\u1ee7 c\u00f4ng n\u1ebfu mu\u1ed1n \u00e1p d\u1ee5ng LQIP, th\u00f4ng qua c\u00e1c <a href=\"https:\/\/kiencang.net\/lazysizes-js-lazy-load-anh-p1\/\" target=\"_blank\" rel=\"noopener noreferrer\">th\u01b0 vi\u1ec7n lazy load c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao nh\u01b0 lazysizes<\/a>;<\/li><li>C\u1eadp nh\u1eadt: hi\u1ec7n LiteSpeed cache c\u00f3 t\u00ednh n\u0103ng LQIP r\u1ea5t m\u01b0\u1ee3t m\u00e0;<\/li><\/ol>\n\n\n\n<p>C\u00f3 v\u00e0i plugin b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng cho nhi\u1ec7m v\u1ee5 lazy load v\u00e0 b\u1ea3n th\u00e2n m\u1ed9t s\u1ed1 plugin cache c\u0169ng t\u00edch h\u1ee3p s\u1eb5n lu\u00f4n. Hi\u1ec7n t\u1ea1i th\u00ec t\u00f4i \u0111\u00e3 \u00e1p d\u1ee5ng Lazy Load cho trang Ki\u1ebfn c\u00e0ng (t\u1eeb \u0111\u1ea7u n\u0103m 2019), s\u1eed d\u1ee5ng <a href=\"https:\/\/wordpress.org\/plugins\/a3-lazy-load\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin a3 Lazy Load<\/a>, th\u1ea5y r\u1ea5t t\u1ed1t (gi\u1edd t\u00f4i \u0111\u00e3 chuy\u1ec3n sang plugin Flying Images). \u01afu \u0111i\u1ec3m c\u1ee7a plugin a3 l\u00e0 t\u00ednh t\u00f9y bi\u1ebfn r\u1ea5t cao. WP-Rocket c\u0169ng c\u00f3 plugin t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao.<\/p>\n\n\n\n<p>\u0110i\u1ec1u quan tr\u1ecdng khi d\u00f9ng plugin cho m\u1ee5c \u0111\u00edch t\u1ea3i ch\u1eadm \u1ea3nh l\u00e0 h\u00e3y test th\u1eadt k\u1ef9 tr\u00ean website c\u1ee7a b\u1ea1n. <strong>Khuy\u1ebfn c\u00e1o<\/strong> b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng Lazy Load tr\u00ean trang b\u00e1n s\u1ea3n ph\u1ea9m, b\u1ea1n c\u1ea7n hi\u1ec7n ngay l\u1eadp t\u1ee9c \u1ea3nh s\u1ea3n ph\u1ea9m cho ng\u01b0\u1eddi d\u00f9ng th\u1ea5y.<\/p>\n\n\n\n<p><strong>M\u1eaft th\u1ea5y tai nghe<\/strong>: Th\u1eed xem t\u00ednh n\u0103ng Lazy Load ho\u1ea1t \u0111\u1ed9ng th\u1ebf n\u00e0o trong b\u00e0i vi\u1ebft c\u00f3 50 \u1ea3nh sau:&nbsp;<a href=\"https:\/\/kiencang.net\/check-tinh-nang-lazy-load\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/check-tinh-nang-lazy-load\/<\/a><\/p>\n\n\n\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ea3nh load m\u1ecbn, t\u00f4i khuy\u00ean c\u00e1c b\u1ea1n n\u00ean k\u1ebft h\u1ee3p t\u00ednh n\u0103ng Lazy load v\u1edbi d\u1ecbch v\u1ee5 CDN (c\u1eb7p \u0111\u00f4i ho\u00e0n h\u1ea3o). Nh\u1edd CDN, \u1ea3nh s\u1ebd load r\u1ea5t nhanh khi ng\u01b0\u1eddi d\u00f9ng cu\u1ed9n chu\u1ed9t \u0111\u1ebfn do m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef \u1ea3nh \u1edf g\u1ea7n ng\u01b0\u1eddi d\u00f9ng, tr\u00e1nh t\u00ecnh tr\u1ea1ng \u1ea3nh load tr\u1ec5 (\u0111\u1ed9 tr\u1ec5 s\u1ebd t\u0103ng l\u00ean khi host \u1edf xa ng\u01b0\u1eddi d\u00f9ng).<\/p>\n\n\n\n<p>P\/S: theo Patrick Sexton ch\u1ee7 trang web v\u1ec1 t\u1ed1i \u01b0u h\u00f3a Varvy th\u00ec Lazy load m\u1eb7c d\u00f9 r\u1ea5t t\u1ed1t v\u1eabn ch\u01b0a ph\u1ea3i l\u00e0 k\u1ef9 thu\u1eadt t\u1ed1i \u01b0u, l\u00fd do th\u00ec c\u0169ng nh\u01b0 ph\u1ea7n tr\u00ean c\u00f3 n\u00f3i, n\u00f3 t\u1ea1o c\u1ea3m gi\u00e1c gi\u1eadt c\u1ee5c, v\u00e0 c\u00f3 th\u1ec3 th\u00e0nh v\u1ea5n \u0111\u1ec1 tr\u00ean di \u0111\u1ed9ng. V\u1eady c\u00f3 c\u00e1ch n\u00e0o kh\u00e1c hay h\u01a1n kh\u00f4ng?<\/p>\n\n\n\n<p>C\u00e2u tr\u1ea3 l\u1eddi l\u00e0 C\u00d3. \u0110\u00f3 l\u00e0 vi\u1ec7c \u00e1p d\u1ee5ng <a href=\"https:\/\/kiencang.net\/tri-hoan-tai-anh\/\" target=\"_blank\" rel=\"noopener noreferrer\">tr\u00ec ho\u00e3n t\u1ea3i \u1ea3nh<\/a>. N\u00f3 gi\u1ed1ng v\u00e0 kh\u00e1c nhau th\u1ebf n\u00e0o?<\/p>\n\n\n\n<p>\u0110i\u1ec3m gi\u1ed1ng l\u00e0 c\u1ea3 hai \u0111\u1ec1u khi\u1ebfn t\u1ed1c \u0111\u1ed9 website t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3 nh\u1edd vi\u1ec7c kh\u00f4ng t\u1ea3i ngay l\u1eadp t\u1ee9c \u1ea3nh n\u1eb1m ngo\u00e0i khung nh\u00ecn c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. Nh\u01b0ng c\u00e1i hay h\u01a1n c\u1ee7a tr\u00ec ho\u00e3n t\u1ea3i \u1ea3nh l\u00e0 n\u00f3 ch\u1ec9 tr\u00ec ho\u00e3n t\u1ea3i l\u00fac ban \u0111\u1ea7u, sau khi n\u1ed9i dung thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean t\u1ea3i xong. Sau giai \u0111o\u1ea1n n\u00e0y n\u00f3 \u00e2m th\u1ea7m t\u1ea3i \u1ea3nh, ngh\u0129a l\u00e0 n\u00f3 kh\u00f4ng \u0111\u1ec3 tr\u1ed1ng kho\u1ea3ng th\u1eddi gian trong khi ng\u01b0\u1eddi d\u00f9ng \u0111\u1ecdc th\u00f4ng tin ph\u1ea7n \u0111\u1ea7u, ng\u01b0\u1ee3c l\u1ea1i lazy load l\u00e0 &#8220;n\u01b0\u1edbc \u0111\u1ebfn ch\u00e2n m\u1edbi nh\u1ea3y&#8221; &#8211; n\u00f3i c\u00e1ch kh\u00e1c ch\u1ec9 khi ng\u01b0\u1eddi d\u00f9ng cu\u1ed9n chu\u1ed9t \u0111\u1ebfn ph\u1ea7n c\u00f3 \u1ea3nh th\u00ec n\u00f3 m\u1edbi t\u1ea3i. \u0110i\u1ec1u \u0111\u00f3 g\u00e2y ra k\u1ebft qu\u1ea3 l\u00e0 lazy load c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y gi\u1eadt c\u1ee5c r\u1ea5t cao. \u1ede ph\u00eda \u0111\u1ed1i l\u1eadp, tr\u00ec ho\u00e3n t\u1ea3i \u1ea3nh t\u1ea1o ra \u0111\u1ed9 m\u01b0\u1ee3t r\u1ea5t t\u1ed1t, g\u1ea7n nh\u01b0 kh\u00f4ng c\u00f3 g\u00ec thay \u0111\u1ed5i so v\u1edbi ch\u1ebf \u0111\u1ed9 l\u01b0\u1edbt web th\u00f4ng th\u01b0\u1eddng, v\u00ec n\u00f3 th\u01b0\u1eddng \u0111\u1ee7 th\u1eddi gian \u0111\u1ec3 t\u1ea3i c\u00e1c \u1ea3nh tr\u00ec ho\u00e3n tr\u01b0\u1edbc \u0111\u00f3 thu\u1ed9c ph\u1ea7n d\u01b0\u1edbi c\u1ee7a m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n<p>Nh\u01b0ng c\u0169ng c\u00f3 v\u1ea5n \u0111\u1ec1 m\u00e0 t\u00f4i c\u1ea3m th\u1ea5y v\u1edbi tr\u00ec ho\u00e3n t\u1ea3i \u1ea3nh, l\u00e0 vi\u1ec7c n\u00f3 b\u1ed5 sung th\u00eam m\u1ed9t \u1ea3nh gi\u1ea3 b\u00ean c\u1ea1nh \u1ea3nh th\u1eadt, \u1ea3nh gi\u1ea3 n\u00e0y r\u1ea5t nh\u1eb9 v\u00e0 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u00e1nh l\u1eeba tr\u00ecnh duy\u1ec7t, sau khi trang t\u1ea3i xong (v\u1ed1n r\u1ea5t nh\u1eb9 v\u00ec ch\u1ec9 ph\u1ea3i t\u1ea3i \u1ea3nh gi\u1ea3) th\u00ec m\u1ed9t \u0111o\u1ea1n m\u00e3 JS s\u1ebd tr\u00e1o \u1ea3nh gi\u1ea3 n\u00e0y b\u1eb1ng \u1ea3nh th\u1eadt. Li\u1ec7u \u0111i\u1ec1u n\u00e0y c\u00f3 l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn SEO hay kh\u00f4ng? T\u00f4i e l\u00e0 c\u00f3, nh\u01b0ng v\u1eabn ch\u01b0a t\u00ecm hi\u1ec3u s\u00e2u \u0111\u1ec3 \u0111i \u0111\u1ebfn k\u1ebft lu\u1eadn cu\u1ed1i c\u00f9ng. Hi\u1ec7n t\u1ea1i th\u00ec t\u00f4i ch\u1ec9 th\u1ea5y c\u00e1c plugin WordPress \u00e1p d\u1ee5ng k\u1ef9 thu\u1eadt lazy load.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang s\u1eed d\u1ee5ng Lazy load nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Hi\u1ec7n t\u00f4i ch\u1ec9 s\u1eed d\u1ee5ng lazy load tr\u00ean c\u00e1c trang c\u00f3 nhi\u1ec1u \u1ea3nh, c\u00f2n c\u00e1c trang c\u00f3 \u00edt \u1ea3nh th\u00ec kh\u00f4ng d\u00f9ng. Nhi\u1ec1u \u1edf \u0111\u00e2y v\u1edbi t\u00f4i l\u00e0 t\u1eeb 2 c\u00e1i tr\u1edf l\u00ean. T\u00f4i c\u0169ng kh\u00f4ng d\u00f9ng lazy load tr\u00ean c\u00e1c trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, v\u1ed1n l\u00e0 nh\u1eefng trang m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u1ea7n \u0111\u00e1p \u1ee9ng nhu c\u1ea7u xem \u1ea3nh c\u00e0ng nhanh c\u00e0ng t\u1ed1t. Hi\u1ec7n c\u00f3 2 plugin m\u00e0 t\u00f4i th\u1ea5y th\u00edch, m\u1ed9t c\u00e1i c\u1ee7a WP-Rocket, m\u1ed9t c\u00e1i c\u1ee7a a3 lazy load, c\u1ea3 hai \u0111\u1ec1u c\u00f3 kh\u1ea3 n\u0103ng t\u00f9y bi\u1ebfn phong ph\u00fa. Lazy load tr\u00ean trang b\u1ea1n \u0111ang xem l\u00e0 c\u1ee7a WP-Rocket.<\/p>\n\n\n\n<p><strong>C\u1eadp nh\u1eadt quan tr\u1ecdng<\/strong>: G\u1ea7n \u0111\u00e2y t\u00f4i m\u1edbi bi\u1ebft m\u1ed9t plugin Lazy Load \u1ea3nh r\u1ea5t hay, n\u00f3 c\u00f3 t\u00ean <a href=\"https:\/\/wordpress.org\/plugins\/nazy-load\/\" target=\"_blank\" rel=\"noopener noreferrer\">Flying Images<\/a>, gi\u00fap gi\u1ea3i quy\u1ebft r\u1ea5t t\u1ed1t v\u1ea5n \u0111\u1ec1 &#8220;gi\u1eadt c\u1ee5c&#8221; c\u1ee7a Lazy Load \u1ea3nh. \u0110\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 n\u1ebfu ng\u01b0\u1eddi d\u00f9ng c\u1ee7a b\u1ea1n ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng tr\u00ecnh duy\u1ec7t Chrome v\u00ec n\u00f3 s\u1eed d\u1ee5ng thu\u1ed9c t\u00ednh <a href=\"https:\/\/kiencang.net\/native-lazy-loading-cho-web\/\" target=\"_blank\" rel=\"noopener noreferrer\">lazy load c\u1ea5p \u0111\u1ed9 tr\u00ecnh duy\u1ec7t<\/a> (native lazy loading) cho k\u1ebft qu\u1ea3 r\u1ea5t tuy\u1ec7t v\u1eddi. V\u1edbi c\u00e1c tr\u00ecnh duy\u1ec7t kh\u00e1c kh\u00f4ng h\u1ed7 tr\u1ee3 native lazy loading n\u00f3 v\u1eabn s\u1eed d\u1ee5ng JS nh\u01b0ng c\u00f3 m\u1ed9t c\u1ea3i ti\u1ebfn v\u00f4 c\u00f9ng quan tr\u1ecdng \u0111\u00f3 l\u00e0 t\u1ea3i tr\u01b0\u1edbc \u1ea3nh khi n\u00f3 k\u1ecbp \u0111\u1ebfn khung nh\u00ecn, v\u00e0 g\u1ea7n nh\u01b0 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n hi\u1ec7n t\u01b0\u1ee3ng &#8220;gi\u1eadt c\u1ee5c, \u0111\u1ed9t ng\u1ed9t&#8221; (tr\u1eeb khi \u0111\u01b0\u1eddng truy\u1ec1n qu\u00e1 ch\u1eadm). Ph\u1ea7n l\u1edbn website t\u00f4i qu\u1ea3n l\u00fd \u0111\u00e3 chuy\u1ec3n sang Flying Images. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u <a href=\"https:\/\/kiencang.net\/cai-dat-plugin-flying-images\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e1ch c\u00e0i \u0111\u1eb7t nhanh cho plugin Flying Images \u1edf \u0111\u00e2y<\/a>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"11-t\u1ed1i-\u01b0u-hoa-phan-ph\u1ed1i-css-c\u1ea7n-d\u1ebfn-dau-t\u1ea3i-d\u1ebfn-do\"><span class=\"ez-toc-section\" id=\"11_Toi_uu_hoa_phan_phoi_CSS_%E2%80%93_can_den_dau_tai_den_do\"><\/span><span style=\"background-color: #ffff00;\">11. T\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS &#8211; c\u1ea7n \u0111\u1ebfn \u0111\u00e2u t\u1ea3i \u0111\u1ebfn \u0111\u00f3 #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0111em l\u1ea1i c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f2i h\u1ecfi k\u1ef9 n\u0103ng nh\u1ea5t \u0111\u1ecbnh m\u1edbi tri\u1ec3n khai t\u1ed1t \u0111\u01b0\u1ee3c;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: d\u00f9ng t\u00ednh n\u0103ng s\u1eb5n c\u00f3 tr\u00ean plugin LiteSpeed cache;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>L\u01b0u \u00fd: ph\u1ea7n n\u00e0y ng\u1eafn nh\u01b0ng r\u1ea5t quan tr\u1ecdng. C\u00f3 hai l\u00fd do, (1) T\u1ed1i \u01b0u ph\u00e2n ph\u1ed1i CSS l\u00e0m t\u1ed1c \u0111\u1ed9 trang c\u1ee7a b\u1ea1n t\u0103ng l\u00ean r\u1ea5t nhi\u1ec1u, \u00edt nh\u1ea5t l\u00e0 ch\u1ec9 s\u1ed1 <a href=\"https:\/\/kiencang.net\/first-contentful-paint-la-gi\/\" target=\"_blank\" rel=\"noopener noreferrer\">First Contentful Paint<\/a>. (2) Tri\u1ec3n khai bi\u1ec7n ph\u00e1p n\u00e0y ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed, m\u00e0 c\u0169ng kh\u00f4ng qu\u00e1 kh\u00f3 \u0111\u1ec3 th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<p>C\u00e1c trang WordPress v\u1ed1n d\u0129 c\u00f3 r\u1ea5t nhi\u1ec1u CSS, kh\u00f4ng ch\u1ec9 do theme b\u1ea1n \u0111ang d\u00f9ng, m\u00e0 c\u00f2n c\u00f3 r\u1ea5t nhi\u1ec1u CSS c\u1ee7a plugin. V\u1ea5n \u0111\u1ec1 \u1edf \u0111\u00e2y l\u00e0 n\u1ebfu b\u1ea1n kh\u00f4ng t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS, th\u00ec c\u00e1c file n\u00e0y c\u1ea7n ph\u1ea3i t\u1ea3i h\u1ebft to\u00e0n b\u1ed9 v\u00e0 ph\u00e2n t\u00edch xong th\u00ec trang web m\u1edbi hi\u1ec3n th\u1ecb cho ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c, trong khi c\u00f3 m\u1ed9t th\u1ef1c t\u1ebf r\u00f5 r\u00e0ng l\u00e0 nhi\u1ec1u file trong s\u1ed1 \u0111\u00f3 kh\u00f4ng b\u1eaft bu\u1ed9c ph\u1ea3i t\u1ea3i ngay v\u00e0 lu\u00f4n. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 <a href=\"https:\/\/kiencang.net\/loai-bo-css-chan-hien-thi\/\" target=\"_blank\" rel=\"noopener noreferrer\">CSS ch\u1eb7n hi\u1ec3n th\u1ecb<\/a>.<\/p>\n\n\n\n<p>V\u00e0 \u0111\u1ec3 t\u0103ng t\u1ed1c trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ng\u01b0\u1eddi ta s\u1ebd \u01b0u ti\u00ean c\u00e1c CSS quan tr\u1ecdng nh\u1ea5t (<a href=\"https:\/\/kiencang.net\/critical-css-wordpress\/\" target=\"_blank\" rel=\"noreferrer noopener\">critical CSS<\/a>) d\u00e0nh cho vi\u1ec7c hi\u1ec3n th\u1ecb n\u1ed9i dung, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean (above the fold), trong khi c\u00e1c CSS kh\u00e1c \u0111\u01b0\u1ee3c tr\u00ec ho\u00e3n \u0111\u1ec3 t\u1ea3i sau. M\u1ed9t s\u1ed1 plugin cache \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p t\u00ednh n\u0103ng t\u1ed1i \u01b0u ph\u00e2n ph\u1ed1i CSS, ch\u1eb3ng h\u1ea1n nh\u01b0 LiteSpeed cache, WP-Rocket. Khi b\u1eadt t\u00ednh n\u0103ng n\u00e0y, plugin s\u1ebd t\u1ea1o ra <a href=\"https:\/\/kiencang.net\/duong-dan-hien-thi-trang-quan-trong\/\" target=\"_blank\" rel=\"noopener noreferrer\">tuy\u1ebfn hi\u1ec3n th\u1ecb quan tr\u1ecdng<\/a> &#8211; t\u1ee9c l\u00e0 nh\u1eefng CSS \u0111\u00f3ng vai tr\u00f2 ch\u1ee7 ch\u1ed1t cho ph\u1ea7n giao di\u1ec7n \u0111\u01b0\u1ee3c xem s\u1edbm. Khi t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS th\u00f4ng qua plugin b\u1ea1n c\u1ea7n ki\u1ec3m tra k\u1ef9 l\u1ea1i, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o n\u00f3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn giao di\u1ec7n, b\u1edfi \u0111\u00f4i khi (d\u00f9 hi\u1ebfm) plugin kh\u00f4ng nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c nh\u1eefng CSS ch\u00ednh, l\u00e0m b\u1ed1 c\u1ee5c b\u1ecb \u1ea3nh h\u01b0\u1edfng.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang t\u1ed1i \u01b0u CSS nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Hi\u1ec7n t\u1ea1i t\u00f4i m\u1edbi ch\u1ec9 t\u1ed1i \u01b0u h\u00f3a CSS qua vi\u1ec7c n\u00e9n n\u00f3, c\u00f2n g\u1ed9p CSS th\u00ec v\u00ec c\u00f3 HTTP\/2 n\u00ean c\u0169ng kh\u00f4ng qu\u00e1 quan tr\u1ecdng (tuy nhi\u00ean c\u00f3 l\u1eddi khuy\u00ean r\u1eb1ng b\u1ea1n n\u00ean th\u1eed \u0111\u1ec3 xem c\u00e1ch n\u00e0o hi\u1ec7u qu\u1ea3 h\u01a1n, t\u1ee9c g\u1ed9p t\u1ed1t h\u01a1n, hay kh\u00f4ng g\u1ed9p t\u1ed1t h\u01a1n, khi c\u00f3 th\u1eddi gian t\u00f4i s\u1ebd vi\u1ebft b\u00e0i v\u1ec1 c\u00e1ch ki\u1ec3m tra sau). C\u00f2n t\u1ed1i \u01b0u h\u00f3a cho CSS cho n\u1ed9i dung \u1edf trong m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean th\u00ec hi\u1ec7n LiteSpeed cache \u0111ang l\u00e0m \u0111i\u1ec1u n\u00e0y r\u1ea5t t\u1ed1t m\u00e0 n\u00f3 l\u1ea1i mi\u1ec5n ph\u00ed, b\u1ea1n n\u00ean d\u00f9ng th\u1eed.<\/p>\n\n\n\n<p>Autoptimize m\u1edbi b\u1ed5 sung t\u00ednh n\u0103ng n\u00e0y b\u1eb1ng <a href=\"https:\/\/wordpress.org\/plugins\/autoptimize-criticalcss\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin Autoptimize criticalcss.com power-up<\/a>, c\u00f3 c\u1ea3 kh\u1ea3 n\u0103ng t\u1ed1i \u01b0u CSS tr\u00ean m\u00e1y b\u00e0n l\u1eabn di \u0111\u1ed9ng cho m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean, tuy nhi\u00ean c\u00e1i n\u00e0y l\u00e0 c\u00f3 ph\u00ed, v\u1edbi <a href=\"https:\/\/criticalcss.com\/#pricing\" target=\"_blank\" rel=\"noopener noreferrer\">gi\u00e1 7 b\u1ea3ng\/th\u00e1ng<\/a> (m\u1ed9t th\u00e1ng d\u00f9ng CDN tr\u00ean trang web 50 ng\u00e0n view c\u0169ng ch\u1ec9 t\u1ed1n c\u1ee7a t\u00f4i kho\u1ea3ng 2$ l\u00e0 nhi\u1ec1u) &#8211; kh\u00f4ng r\u1ebb t\u00ed n\u00e0o, s\u1eafp t\u1edbi t\u00f4i s\u1ebd d\u00f9ng th\u1eed, v\u00ec h\u1ecd cho d\u00f9ng th\u1eed m\u1ed9t th\u00e1ng.<\/p>\n\n\n\n<p>P\/S: T\u00f4i h\u01a1i ng\u1ed1, h\u00f3a ra l\u00e0 Autoptimize c\u00f3 t\u00ednh n\u0103ng t\u00edch h\u1ee3p <a href=\"https:\/\/kiencang.net\/critical-css-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">critical CSS<\/a> mi\u1ec5n ph\u00ed, t\u00f4i \u0111\u00e3 tri\u1ec3n khai v\u00e0 th\u1ea5y OK. B\u1ea1n \u0111\u1ecdc b\u00e0i vi\u1ebft v\u1ec1 <a href=\"https:\/\/kiencang.net\/plugin-autoptimize\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e1ch d\u00f9ng plugin Autoptimize<\/a> \u0111\u1ec3 bi\u1ebft c\u00e1ch l\u00e0m.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"12-tri-hoan-t\u1ea3i-javascript-v\u1eabn-la-m\u1ed9t-d\u1ea1ng-l\u01b0\u1eddi\"><span class=\"ez-toc-section\" id=\"12_Tri_hoan_tai_JavaScript_%E2%80%93_van_la_mot_dang_luoi\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">12. Tr\u00ec ho\u00e3n t\u1ea3i JavaScript &#8211; v\u1eabn l\u00e0 m\u1ed9t d\u1ea1ng l\u01b0\u1eddi #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3, nhi\u1ec1u plugin mi\u1ec5n ph\u00ed;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f2i h\u1ecfi k\u1ef9 n\u0103ng nh\u1ea5t \u0111\u1ecbnh;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: d\u00f9ng t\u00ednh n\u0103ng s\u1eb5n c\u00f3 tr\u00ean plugin cache;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>C\u0169ng gi\u1ed1ng nh\u01b0 tr\u01b0\u1eddng h\u1ee3p CSS, c\u00e1c website n\u00f3i chung v\u00e0 WordPress n\u00f3i ri\u00eang c\u00f3 r\u1ea5t nhi\u1ec1u \u0111o\u1ea1n m\u00e3 JavaScript kh\u00f4ng c\u1ea7n ph\u1ea3i t\u1ea3i ngay l\u1eadp t\u1ee9c m\u1edbi hi\u1ec3n th\u1ecb \u0111\u01b0\u1ee3c trang. Gi\u1ea3 d\u1ee5 trang c\u1ee7a b\u1ea1n c\u00f3 20 file JavaScript, th\u00ec trong s\u1ed1 \u0111\u00f3 c\u00f3 khi ch\u1ec9 c\u1ea7n 2 file l\u00e0 \u0111\u1ee7 \u0111\u1ec3 hi\u1ec3n th\u1ecb trang trong m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean, c\u00f2n nh\u1eefng c\u00e1i kh\u00e1c th\u00ec kh\u00f4ng c\u1ea7n thi\u1ebft (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <a href=\"https:\/\/kiencang.net\/javascript-chan-hien-thi\/\" target=\"_blank\" rel=\"noopener noreferrer\">JavaScript ch\u1eb7n hi\u1ec3n th\u1ecb<\/a>).<\/p>\n\n\n\n<p>Khi \u1ea5y vi\u1ec7c \u01b0u ti\u00ean t\u1ea3i cho 2 file JavaScript quan tr\u1ecdng, c\u00f2n tr\u00ec ho\u00e3n (defer) 18 file c\u00f2n l\u1ea1i s\u1ebd gi\u00fap trang c\u1ee7a b\u1ea1n c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ea3i l\u1ea7n \u0111\u1ea7u (initial page load) r\u1ea5t cao. Hi\u1ec7n c\u00f3 r\u1ea5t nhi\u1ec1u plugin gi\u00fap b\u1ea1n tr\u00ec ho\u00e3n t\u1ea3i JavaScript, n\u00f3 c\u0169ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n trong c\u00e1c plugin chuy\u00ean t\u1ea1o cache. Khi k\u00edch ho\u1ea1t t\u00ednh n\u0103ng n\u00e0y b\u1ea1n c\u0169ng n\u00ean ki\u1ec3m tra xem n\u00f3 c\u00f3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u00ednh n\u0103ng kh\u00f4ng (nh\u1ea5t l\u00e0 khi b\u1ea1n c\u00f3 \u00fd \u0111\u1ecbnh <a href=\"https:\/\/kiencang.net\/tai-javascript-defer-async\/\" target=\"_blank\" rel=\"noopener noreferrer\">defer ho\u1eb7c async<\/a> file jQuery).<\/p>\n\n\n\n<p>L\u01b0u \u00fd r\u1eb1ng v\u1edbi c\u1ea3 lazy load \u1ea3nh, t\u1ed1i \u01b0u ph\u00e2n ph\u1ed1i CSS, v\u00e0 tr\u00ec ho\u00e3n t\u1ea3i JavaScript th\u00ec t\u1ed5ng th\u1eddi gi\u1ea3n t\u1ea3i trang c\u1ee7a b\u1ea1n kh\u00f4ng h\u1ec1 gi\u1ea3m xu\u1ed1ng, c\u00e1i nhanh h\u01a1n \u1edf \u0111\u00e2y l\u00e0 kho\u1ea3ng th\u1eddi gian \u0111\u1ec3 ng\u01b0\u1eddi d\u00f9ng th\u1ea5y n\u1ed9i dung thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean k\u1ec3 t\u1eeb khi h\u1ecd click, truy c\u1eadp v\u00e0o website. N\u1ebfu kh\u00f4ng \u00e1p d\u1ee5ng c\u00e1c bi\u1ec7n ph\u00e1p tr\u00ec ho\u00e3n t\u1ea3i, trang c\u1ee7a b\u1ea1n bu\u1ed9c ph\u1ea3i t\u1ea3i to\u00e0n b\u1ed9 t\u00e0i nguy\u00ean m\u1edbi \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb, trong khi \u0111\u00f3 v\u1edbi tr\u00ec ho\u00e3n t\u1ea3i b\u1ea1n c\u00f3 th\u1ec3 ch\u1ec9 c\u1ea7n t\u1ea3i 10% &#8211; 20% dung l\u01b0\u1ee3ng c\u1ee7a to\u00e0n trang \u0111\u1ec3 cho ng\u01b0\u1eddi d\u00f9ng xem tr\u01b0\u1edbc, sau \u0111\u00f3 trong khi h\u1ecd \u0111ang xem n\u1ed9i dung, tr\u00ecnh duy\u1ec7t \u00e2m th\u1ea7m t\u1ea3i ph\u1ea7n c\u00f2n l\u1ea1i (v\u1edbi CSS v\u00e0 JS), ho\u1eb7c \u0111\u1ee3i khi ng\u01b0\u1eddi d\u00f9ng c\u1ea7n \u0111\u1ebfn m\u1edbi t\u1ea3i.<\/p>\n\n\n\n<p>\u0110\u1ec3 d\u1ec5 hi\u1ec3u h\u01a1n, n\u00f3 c\u0169ng gi\u1ed1ng nh\u01b0 b\u1ea1n xem video tr\u1ef1c tuy\u1ebfn tr\u00ean YouTube. YouTube kh\u00f4ng t\u1ea3i xong to\u00e0n b\u1ed9 video r\u1ed3i m\u1edbi cho b\u1ea1n xem, ng\u01b0\u1ee3c l\u1ea1i h\u1ecd cho b\u1ea1n xem ngay l\u1eadp t\u1ee9c khi ch\u1ec9 c\u1ea7n t\u1ea3i \u0111\u01b0\u1ee3c kho\u1ea3ng 10 gi\u00e2y video. Trong khi b\u1ea1n xem, h\u1ecd ti\u1ebfp t\u1ee5c t\u1ea3i ph\u1ea7n c\u00f2n l\u1ea1i (v\u1eeba nhanh, v\u1eeba ti\u1ebft ki\u1ec7m d\u1eef li\u1ec7u, v\u00ec kh\u1ea3 n\u0103ng cao l\u00e0 b\u1ea1n kh\u00f4ng xem h\u1ebft video, c\u0169ng t\u01b0\u01a1ng t\u1ef1 tr\u00ean c\u00e1c b\u00e0i d\u00e0i b\u1ea1n s\u1ebd kh\u00f4ng \u0111\u1ecdc to\u00e0n b\u1ed9 b\u00e0i vi\u1ebft, t\u00f4i s\u1ebd kh\u00e1 kh\u00e2m ph\u1ee5c m\u1ee9c \u0111\u1ed9 ki\u00ean nh\u1eabn c\u1ee7a b\u1ea1n n\u1ebfu b\u1ea1n \u0111\u1ecdc t\u1eeb \u0111\u1ea7u \u0111\u1ebfn d\u00f2ng n\u00e0y!).<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang l\u00e0m \u0111i\u1ec1u n\u00e0y th\u1ebf n\u00e0o<\/strong>: C\u00f3 nhi\u1ec1u plugin cache ho\u1eb7c t\u1ed1i \u01b0u h\u00f3a kh\u00e1c (nh\u01b0 plugin Autoptimize) t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng n\u00e0y cho b\u1ea1n. Ch\u00fang ta ch\u1ec9 vi\u1ec7c b\u1eadt l\u00ean l\u00e0 xong. Ngo\u00e0i ra th\u00ec m\u1ed9t s\u1ed1 theme t\u1ed1i \u01b0u c\u0169ng ch\u1ee7 \u0111\u1ed9ng l\u00e0m \u0111i\u1ec1u n\u00e0y n\u00ean b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i l\u00e0m g\u00ec (tuy nhi\u00ean b\u1ea1n c\u1ea7n ki\u1ec3m tra l\u1ea1i xem c\u00f3 \u0111\u00fang th\u1ebf kh\u00f4ng). T\u00f4i \u0111ang d\u00f9ng WP-Rocket v\u00e0 s\u1eed d\u1ee5ng t\u00ednh n\u0103ng tr\u00ec ho\u00e3n JS c\u1ee7a n\u00f3 tr\u00ean m\u1ed9t s\u1ed1 trang. C\u00e1c trang kh\u00e1c t\u00f4i d\u00f9ng Autoptimize. Varvy b\u00e0n v\u1ec1 k\u1ef9 thu\u1eadt tr\u00ec ho\u00e3n t\u1ea3i JavaScript h\u01a1i kh\u00e1c v\u00e0 r\u1ea5t th\u00fa v\u1ecb \u1edf \u0111\u00e2y: <a href=\"https:\/\/kiencang.net\/tri-hoan-tai-javascript\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/tri-hoan-tai-javascript\/<\/a><\/p>\n\n\n\n<p>L\u01b0u \u00fd nh\u1ecf: n\u1ebfu b\u1ea1n \u0111ang d\u00f9ng plugin Autoptimize th\u00ec b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng th\u00eam <a href=\"https:\/\/kiencang.net\/plugin-async-javascript\/\" target=\"_blank\" rel=\"noopener noreferrer\">plugin Async JavaScript<\/a> c\u1ee7a c\u00f9ng t\u00e1c gi\u1ea3 \u0111\u1ec3 c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh s\u00e2u h\u01a1n n\u1eefa c\u00e1c bi\u1ec7n ph\u00e1p tr\u00ec ho\u00e3n (defer), t\u1ea3i kh\u00f4ng \u0111\u1ed3ng b\u1ed9 (anysc) JS.<\/p>\n\n\n\n<p>C\u1eadp nh\u1eadt: hi\u1ec7n c\u00e1c plugin cache t\u1ed1t kh\u00e1c nh\u01b0 LiteSpeed, Swift Performance, FlyingPress c\u0169ng \u0111ang l\u00e0m r\u1ea5t t\u1ed1t \u0111i\u1ec1u n\u00e0y.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"13-rut-g\u1ecdn-g\u1ed9p-cac-file-javascript-css-va-nen-html-c\u1ea1o-rau-m\u1ecdc-l\u01b0a-th\u01b0a\"><span class=\"ez-toc-section\" id=\"13_Rut_gon_gop_cac_file_JavaScript_CSS_va_nen_HTML_%E2%80%93_cao_rau_moc_lua_thua\"><\/span><span style=\"background-color: #ffff00; color: #000000;\">13. R\u00fat g\u1ecdn, g\u1ed9p c\u00e1c file JavaScript, CSS, v\u00e0 n\u00e9n HTML &#8211; c\u1ea1o r\u00e2u m\u1ecdc l\u01b0a th\u01b0a #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: nhi\u1ec1u plugin h\u1ed7 tr\u1ee3, c\u1ea3 mi\u1ec5n ph\u00ed l\u1eabn c\u00f3 ph\u00ed;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f2i h\u1ecfi k\u1ef9 n\u0103ng;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: d\u00f9ng t\u00ednh n\u0103ng s\u1eb5n c\u00f3 tr\u00ean plugin cache ho\u1eb7c d\u00f9ng plugin Autoptimize;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<ul><li>G\u1ed9p file (combine): ngh\u0129a l\u00e0 k\u1ebft h\u1ee3p nhi\u1ec1u file l\u1ea1i v\u1edbi nhau th\u00e0nh m\u1ed9t, ch\u1eb3ng h\u1ea1n nhi\u1ec1u file CSS th\u00e0nh m\u1ed9t file CSS. Nhi\u1ec1u file JavaScript th\u00e0nh m\u1ed9t file JavaScript;<\/li><li><a href=\"https:\/\/kiencang.net\/giam-thieu-css\/\" target=\"_blank\" rel=\"noopener noreferrer\">R\u00fat g\u1ecdn<\/a>: ngh\u0129a l\u00e0 lo\u1ea1i b\u1ecf c\u00e1c k\u00fd t\u1ef1 th\u1eeba, ch\u00fa th\u00edch trong CSS v\u00e0 JS \u0111\u1ec3 t\u1ed1i thi\u1ec3u h\u00f3a dung l\u01b0\u1ee3ng, c\u00e1ch n\u00e0y l\u00fac n\u00e0o b\u1ea1n c\u0169ng n\u00ean l\u00e0m.<\/li><\/ul>\n\n\n\n<p>\u0110i\u1ec1u \u0111\u00f3 \u0111\u1ed3ng th\u1eddi gi\u1ea3m <em>s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u v\u1ec1 m\u00e1y ch\u1ee7<\/em>, l\u1eabn <em>dung l\u01b0\u1ee3ng t\u1ea3i v\u1ec1 m\u00e1y kh\u00e1ch<\/em>, qua \u0111\u1ea5y gi\u00fap t\u0103ng t\u1ed1c. Tuy nhi\u00ean c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y \u1ea3nh h\u01b0\u1edfng b\u1ed1 c\u1ee5c, ch\u1ee9c n\u0103ng n\u1ebfu b\u1ea1n g\u1ed9p n\u00e9n qu\u00e1 m\u1ee9c, v\u00ec v\u1eady h\u00e3y ki\u1ec3m tra l\u1ea1i website sau khi s\u1eed d\u1ee5ng t\u00ednh n\u0103ng tr\u00ean v\u1edbi t\u1eebng m\u1ee9c \u0111\u1ed9 chuy\u00ean s\u00e2u kh\u00e1c nhau.<\/p>\n\n\n\n<p>M\u1ed9t trong c\u00e1c plugin m\u1ea1nh nh\u1ea5t \u0111\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 g\u1ed9p, n\u00e9n l\u00e0 <a href=\"https:\/\/kiencang.net\/plugin-autoptimize\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>Autoptimize<\/strong><\/a>&nbsp;&#8211; plugin mi\u1ec5n ph\u00ed, ngo\u00e0i ra n\u00f3 c\u00f2n c\u00f3 kh\u1ea3 n\u0103ng r\u00fat g\u1ecdn HTML.<\/p>\n\n\n\n<p>P\/S: G\u1ed9p file c\u00f3 th\u1ec3 kh\u00f4ng c\u1ea7n thi\u1ebft n\u1ebfu host c\u1ee7a b\u1ea1n h\u1ed7 tr\u1ee3 <strong>http\/2<\/strong>, v\u00ec c\u00f4ng ngh\u1ec7 m\u1edbi n\u00e0y cho ph\u00e9p t\u1ea3i song song nhi\u1ec1u file c\u00f9ng l\u00fac, ngo\u00e0i ra g\u1ed9p file c\u00f3 th\u1ec3 kh\u00f4ng t\u1ed1t cho vi\u1ec7c <a href=\"https:\/\/kiencang.net\/toi-uu-hoa-phan-phoi-css\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1ed1i \u01b0u h\u00f3a ph\u00e2n ph\u1ed1i CSS<\/a> ho\u1eb7c <a href=\"https:\/\/kiencang.net\/tri-hoan-tai-javascript\/\" target=\"_blank\" rel=\"noopener noreferrer\">tr\u00ec ho\u00e3n t\u1ea3i JavaScript<\/a> m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t c\u00f3 th\u1ec3. B\u1ea1n d\u00f9ng c\u00f4ng c\u1ee5 c\u1ee7a KeyCDN \u0111\u1ec3 ki\u1ec3m tra xem http\/2 c\u00f3 tr\u00ean website c\u1ee7a b\u1ea1n hay kh\u00f4ng: <a href=\"https:\/\/tools.keycdn.com\/http2-test\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/tools.keycdn.com\/http2-test<\/a>.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> hi\u1ec7n s\u1eed d\u1ee5ng t\u00ednh n\u0103ng g\u1ed9p, n\u00e9n JS, CSS nh\u01b0 th\u1ebf n\u00e0o<\/strong>: M\u1ed9t s\u1ed1 plugin t\u1ea1o cache t\u0129nh c\u00f3 s\u1eb5n t\u00ednh n\u0103ng n\u00e0y th\u00ec t\u00f4i s\u1eed d\u1ee5ng lu\u00f4n c\u1ee7a h\u1ecd, v\u00ed d\u1ee5 nh\u01b0 WP-Rocket, LiteSpeed cache ho\u1eb7c Swift v\u00e0 v\u1edbi Rocket t\u00f4i ch\u1ec9 n\u00e9n ch\u1ee9 kh\u00f4ng g\u1ed9p theo l\u1eddi khuy\u00ean c\u1ee7a ch\u00ednh ch\u1ee7 plugin v\u00ec host c\u00f3 h\u1ed7 tr\u1ee3 http\/2. V\u1edbi c\u00e1c trang kh\u00e1c m\u00e0 kh\u00f4ng c\u00f3 plugin t\u00edch h\u1ee3p s\u1eb5n th\u00ec t\u00f4i d\u00f9ng Autoptimizer \u0111\u1ec3 b\u1ed5 sung, v\u1edbi vi\u1ec7c tick ch\u1ecdn h\u1ea7u h\u1ebft c\u00e1c t\u00ednh n\u0103ng c\u1ee7a n\u00f3. Vi\u1ec7c b\u1ea1n ch\u1ecdn theme \u01b0u ti\u00ean cho t\u1ed1c \u0111\u1ed9 s\u1ebd gi\u00fap b\u1ea1n kh\u00f4ng ph\u1ea3i lo l\u1eafng nhi\u1ec1u chuy\u1ec7n g\u1ed9p file, hay JS v\u00e0 CSS ch\u1eb7n hi\u1ec3n th\u1ecb l\u00e0m t\u0103ng th\u1eddi gian render trang, v\u00ec c\u00e1c theme theo h\u01b0\u1edbng n\u00e0y s\u1ebd ch\u1ee7 \u0111\u1ed9ng l\u00e0m \u0111i\u1ec1u \u0111\u00f3 (tuy nhi\u00ean b\u1ea1n n\u00ean ki\u1ec3m tra l\u1ea1i, v\u00ec c\u00e1c plugin c\u00e0i th\u00eam c\u00f3 th\u1ec3 b\u1ed5 sung v\u00f4 s\u1ed1 JS v\u00e0 CSS kh\u00f4ng \u0111\u01b0\u1ee3c tr\u00ec ho\u00e3n). C\u00f2n thao t\u00e1c n\u00e9n th\u00ec r\u1ea5t an to\u00e0n.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"14-lo\u1ea1i-b\u1ecf-vi\u1ec7c-s\u1eed-d\u1ee5ng-google-fonts-doi-khi-trang-s\u1ee9c-la-ganh-n\u1eb7ng\"><span class=\"ez-toc-section\" id=\"14_Loai_bo_viec_su_dung_Google_Fonts_%E2%80%93_doi_khi_trang_suc_la_ganh_nang\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">14. Lo\u1ea1i b\u1ecf vi\u1ec7c s\u1eed d\u1ee5ng Google Fonts &#8211; \u0111\u00f4i khi trang s\u1ee9c l\u00e0 g\u00e1nh n\u1eb7ng #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: c\u00f3 th\u1ec3 b\u1ea1n ph\u1ea3i hy sinh font ch\u1eef b\u1ea1n r\u1ea5t th\u00edch;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: s\u1eed d\u1ee5ng t\u00ednh n\u0103ng s\u1eb5n c\u00f3 trong plugin cache;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>Kho th\u01b0 vi\u1ec7n font d\u00f9ng chung c\u1ee7a Google gi\u00fap c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf giao di\u1ec7n c\u00f3 nhi\u1ec1u ch\u1ecdn l\u1ef1a h\u01a1n trong vi\u1ec7c t\u1ea1o ra c\u00e1c font \u0111\u1eb9p m\u1eaft cho web. Nh\u01b0ng t\u1ea5t nhi\u00ean n\u00f3 l\u00e0m b\u1ea1n t\u1ed1n th\u1eddi gian h\u01a1n do ph\u1ea3i y\u00eau c\u1ea7u t\u1ea3i font v\u1ec1 t\u1eeb m\u00e1y ch\u1ee7 c\u1ee7a Google, v\u00e0 n\u00f3 c\u00f3 th\u1ec3 l\u00e0m ph\u00e1t sinh <a href=\"https:\/\/kiencang.net\/sua-loi-foit-trong-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">hi\u1ec7n t\u01b0\u1ee3ng FOIT<\/a>.<\/p>\n\n\n\n<p>V\u1ec1 l\u00fd thuy\u1ebft l\u00e0 v\u1eady nh\u01b0ng c\u0169ng c\u00f3 th\u1ec3 vi\u1ec7c n\u00e0y ch\u1eb3ng t\u1ed1n k\u00e9m th\u1eddi gian g\u00ec l\u1eafm, v\u00ec m\u00e1y ch\u1ee7 c\u1ee7a Google \u0111\u00e3 r\u1ea5t m\u1ea1nh r\u1ed3i v\u00e0 th\u1ee9 n\u1eefa, c\u00e1c font n\u00e0y v\u1ed1n \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u website s\u1eed d\u1ee5ng, cho n\u00ean trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p c\u00f3 th\u1ec3 \u0111\u00e3 \u0111\u01b0\u1ee3c cache s\u1eb5n t\u1ea1i thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, n\u00f3i c\u00e1ch kh\u00e1c l\u00e0 h\u1ea7u nh\u01b0 kh\u00f4ng l\u00e0m b\u1ea1n t\u1ed1n th\u00eam th\u1eddi gian.<\/p>\n\n\n\n<p>Tuy nhi\u00ean n\u00f3 v\u1eabn c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 n\u1ebfu:<\/p>\n\n\n\n<ul><li>Font tr\u00ean web b\u1ea1n d\u00f9ng l\u00e0<strong> font hi\u1ebfm<\/strong> \u0111\u01b0\u1ee3c d\u00f9ng, do v\u1eady kh\u1ea3 n\u0103ng \u0111\u01b0\u1ee3c cache s\u1eb5n tr\u00ean tr\u00ecnh duy\u1ec7t l\u00e0 r\u1ea5t th\u1ea5p, hay n\u00f3i c\u00e1ch kh\u00e1c, ng\u01b0\u1eddi d\u00f9ng s\u1ebd ph\u1ea3i t\u1ed1n th\u1eddi gian t\u1ea3i font v\u1ec1.<\/li><li>Nh\u1eefng l\u00fac <strong>\u0111\u1ee9t c\u00e1p<\/strong> th\u00ec b\u1ea5t k\u1ec3 dung l\u01b0\u1ee3ng hay lo\u1ea1i font, c\u00e1c li\u00ean k\u1ebft h\u01b0\u1edbng \u0111\u1ebfn c\u00e1c m\u00e1y ch\u1ee7 n\u1eb1m ngo\u00e0i Vi\u1ec7t Nam \u0111\u1ec1u c\u00f3 th\u1ec3 l\u00e0 g\u00e1nh n\u1eb7ng v\u1ec1 \u0111\u1ed9 tr\u1ec5.<\/li><\/ul>\n\n\n\n<p>L\u00fac n\u00e0y c\u00f3 2 bi\u1ec7n ph\u00e1p:<\/p>\n\n\n\n<ul><li><strong>T\u1ef1 host font l\u00ean hosting c\u1ee7a b\u1ea1n<\/strong>, v\u00e0 sau \u0111\u00f3 s\u1eed d\u1ee5ng CDN \u0111\u1ec3 truy\u1ec1n t\u1ea3i nhanh h\u01a1n. Khi \u1ea5y ngay c\u1ea3 khi \u0111\u1ee9t c\u00e1p ho\u1eb7c\/v\u00e0 font hi\u1ebfm, font c\u1ee7a b\u1ea1n s\u1ebd v\u1eabn \u0111\u01b0\u1ee3c t\u1ea3i t\u1eeb m\u00e1y ch\u1ee7 g\u1ea7n nh\u1ea5t v\u1edbi ng\u01b0\u1eddi d\u00f9ng, v\u00e0 n\u1ebfu PoP \u0111\u00f3 \u1edf Vi\u1ec7t Nam, n\u00f3 s\u1ebd h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c t\u1ed1i \u0111a \u0111\u1ed9 tr\u1ec5. <a href=\"https:\/\/wordpress.org\/plugins\/selfhost-google-fonts\/\" target=\"_blank\" rel=\"noopener noreferrer\">Plugin c\u00f3 t\u00ean Self-Hosted Google Fonts<\/a> s\u1ebd gi\u00fap b\u1ea1n l\u00e0m vi\u1ec7c n\u00e0y, n\u00f3 t\u1ea3i to\u00e0n b\u1ed9 font c\u1ee7a Google m\u00e0 web b\u1ea1n d\u00f9ng r\u1ed3i \u0111\u1ea9y n\u00f3 l\u00ean host c\u1ee7a b\u1ea1n, web s\u1ebd v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c giao di\u1ec7n ch\u1eef nh\u01b0 c\u0169. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00e0 n\u00f3 s\u1ebd l\u00e0m b\u1ea1n t\u1ed1n th\u00eam ti\u1ec1n l\u01b0u l\u01b0\u1ee3ng (do d\u00f9ng CDN), tuy r\u1eb1ng r\u1ea5t nh\u1ecf, v\u00ec \u0111a s\u1ed1 font \u0111\u1ec1u nh\u1eb9 th\u00f4i. \u0110i\u1ec3m y\u1ebfu n\u1eefa l\u00e0 v\u1edbi bi\u1ec7n ph\u00e1p n\u00e0y n\u1ebfu t\u00ecnh tr\u1ea1ng c\u00e1p internet \u1ed5n \u0111\u1ecbnh (ph\u1ea7n l\u1edbn th\u1eddi gian trong n\u0103m \u0111\u1ec1u v\u1eady) v\u00e0 web b\u1ea1n d\u00f9ng font Google ph\u1ed5 bi\u1ebfn (nhi\u1ec1u web d\u00f9ng) th\u00ec bi\u1ec7n ph\u00e1p t\u1ef1 host font v\u1ec1 m\u1eb7t t\u1ed5ng th\u1ec3 c\u00f2n l\u00e0m web ch\u1eadm \u0111i \u0111\u00f4i ch\u00fat, do kh\u00f4ng t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c \u01b0u th\u1ebf cache s\u1eb5n tr\u00ean tr\u00ecnh duy\u1ec7t.<\/li><li><strong>Ho\u00e0n to\u00e0n lo\u1ea1i b\u1ecf font Google<\/strong>, n\u1ebfu ki\u1ec3u font ch\u1eef kh\u00f4ng th\u00e0nh v\u1ea5n \u0111\u1ec1 v\u1edbi b\u1ea1n, b\u1ea1n n\u00ean d\u00f9ng bi\u1ec7n ph\u00e1p n\u00e0y, n\u00f3 l\u00fac n\u00e0o c\u0169ng l\u00e0m t\u1ed1c \u0111\u1ed9 website cao h\u01a1n, b\u1ea5t k\u1ec3 c\u00f3 \u0111\u1ee9t c\u00e1p hay kh\u00f4ng. Khi s\u1eed d\u1ee5ng c\u00e1ch lo\u1ea1i b\u1ecf font, web s\u1ebd s\u1eed d\u1ee5ng font c\u00f3 s\u1eb5n tr\u00ean thi\u1ebft b\u1ecb ng\u01b0\u1eddi d\u00f9ng (c\u00f2n g\u1ecdi l\u00e0 font an to\u00e0n). B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng plugin c\u00f3 t\u00ean&nbsp;<a href=\"https:\/\/wordpress.org\/plugins\/disable-google-fonts\/\" target=\"_blank\" rel=\"noopener noreferrer\">Disable Google Fonts<\/a> cho m\u1ee5c \u0111\u00edch tr\u00ean. Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a n\u00f3 l\u00e0 \u1edf m\u1ed9t s\u1ed1 giao di\u1ec7n nh\u1ea5t \u0111\u1ecbnh, plugin n\u00e0y kh\u00f4ng lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c font Google. B\u1ea1n n\u00ean ki\u1ec3m tra k\u1ef9 \u0111\u1ec3 ch\u1eafc ch\u1eafn plugin n\u00e0y c\u00f3 t\u00e1c d\u1ee5ng v\u1edbi theme c\u1ee7a b\u1ea1n. P\/S: nhi\u1ec1u giao di\u1ec7n cho ph\u00e9p b\u1ea1n b\u1eadt t\u1eaft c\u00e1c font t\u00f9y ch\u1ec9nh (g\u1ed3m c\u1ea3 font host \u1edf b\u00ean th\u1ee9 ba, l\u1eabn font t\u1ef1 host).<\/li><\/ul>\n\n\n\n<p>C\u00e1ch ki\u1ec3m tra xem web c\u00f3 c\u00f2n d\u00f9ng Google Font hay kh\u00f4ng sau khi \u0111\u00e3 b\u1eadt plugin:<\/p>\n\n\n\n<ol><li>Sau khi c\u00e0i plugin \u0111\u1ec3 can thi\u1ec7p font, n\u1ebfu b\u1ea1n \u0111\u1ea1ng d\u00f9ng plugin t\u1ea1o cache, h\u00e3y x\u00f3a cache c\u1ee7a web (LiteSpeed cache, WP Super Cache, W3 Total Cache, WP Fastest Cache,&#8230;), bao g\u1ed3m c\u1ea3 plugin nh\u01b0 Autoptimize;<\/li><li>N\u1ebfu b\u1ea1n \u0111ang d\u00f9ng CDN th\u00ec c\u0169ng n\u00ean l\u00e0m m\u1edbi (Purge) cache;<\/li><li>Truy c\u1eadp v\u00e0o website, nh\u1ea5n ph\u00edm t\u1eaft Ctrl + U \u0111\u1ec3 xem m\u00e3 ngu\u1ed3n c\u1ee7a trang;<\/li><li>Nh\u1ea5n Ctrl + F \u0111\u1ec3 th\u1ef1c hi\u00ean thao t\u00e1c t\u00ecm ki\u1ebfm;<\/li><li>Copy &#8211;&nbsp; Paste n\u1ed9i dung&nbsp;<em>fonts.googleapis.com<\/em> v\u00e0o \u00f4 t\u00ecm ki\u1ebfm, n\u1ebfu b\u1ea1n kh\u00f4ng th\u1ea5y t\u00ecm ra b\u1ea5t k\u1ef3 k\u1ebft qu\u1ea3 n\u00e0o ngh\u0129a l\u00e0 plugin \u0111\u00e3 k\u00edch ho\u1ea1t th\u00e0nh c\u00f4ng;<\/li><\/ol>\n\n\n\n<p>V\u00ed d\u1ee5 v\u1ec1 website s\u1eed d\u1ee5ng Google font:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/su-dung-google-font.png\" alt=\"website s\u1eed d\u1ee5ng Google Fonts\" class=\"wp-image-11512\"\/><\/figure><\/div>\n\n\n<p>V\u00ed d\u1ee5 v\u1ec1 website kh\u00f4ng s\u1eed d\u1ee5ng Google Fonts sau khi k\u00edch ho\u1ea1t plugin:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/khong-google-font.png\" alt=\"kh\u00f4ng d\u00f9ng Google Fonts\" class=\"wp-image-11513\" width=\"619\" height=\"328\"\/><\/figure><\/div>\n\n\n<p>T\u00f3m t\u1eaft c\u00e1c tr\u01b0\u1eddng h\u1ee3p d\u00f9ng v\u00e0 kh\u00f4ng n\u00ean d\u00f9ng t\u1eebng plugin:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;<\/td><td><strong>T\u1ef1 host font l\u00ean hosting c\u1ee7a b\u1ea1n<\/strong><\/td><\/tr><tr><td>Hosting t\u1ea1i n\u01b0\u1edbc ngo\u00e0i &amp; kh\u00f4ng d\u00f9ng CDN<\/td><td>Kh\u00f4ng n\u00ean d\u00f9ng<\/td><\/tr><tr><td>C\u00e1p internet b\u00ecnh th\u01b0\u1eddng &amp; font Google ph\u1ed5 th\u00f4ng<\/td><td>Kh\u00f4ng n\u00ean d\u00f9ng<\/td><\/tr><tr><td>C\u00e1p internet b\u00ecnh th\u01b0\u1eddng &amp; font Google d\u1ea1ng hi\u1ebfm &amp; kh\u00f4ng d\u00f9ng CDN<\/td><td>Kh\u00f4ng n\u00ean d\u00f9ng<\/td><\/tr><tr><td>C\u00e1p internet b\u00ecnh th\u01b0\u1eddng &amp; font Google d\u1ea1ng hi\u1ebfm &amp; c\u00f3 d\u00f9ng CDN<\/td><td>C\u00f3 th\u1ec3 N\u00ean d\u00f9ng<\/td><\/tr><tr><td>Hosting t\u1ea1i n\u01b0\u1edbc ngo\u00e0i &amp; c\u00f3 d\u00f9ng CDN c\u00f3 PoP \u1edf Vi\u1ec7t Nam &amp; \u0111\u1ee9t c\u00e1p<\/td><td>N\u00ean d\u00f9ng<\/td><\/tr><tr><td>Hosting t\u1ea1i Vi\u1ec7t Nam<\/td><td>C\u00f3 th\u1ec3 N\u00ean d\u00f9ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>&nbsp;<\/td><td><strong>Lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n font Google<\/strong><\/td><\/tr><tr><td>Font quan tr\u1ecdng v\u1edbi giao di\u1ec7n<\/td><td>Kh\u00f4ng n\u00ean d\u00f9ng<\/td><\/tr><tr><td>Font kh\u00f4ng quan tr\u1ecdng v\u1edbi gian di\u1ec7n<\/td><td>N\u00ean d\u00f9ng<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>N\u1ebfu b\u1ea1n v\u1eabn c\u1ea3m th\u1ea5y r\u1ed1i th\u00ec \u0111\u00e2y l\u00e0 k\u1ebft lu\u1eadn chung, \u0111\u00fang trong ph\u1ea7n l\u1edbn tr\u01b0\u1eddng h\u1ee3p:<\/p>\n\n\n\n<ul><li>N\u1ebfu lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n \u0111\u01b0\u1ee3c font Google th\u00ec n\u00ean lo\u1ea1i b\u1ecf;<\/li><li>T\u1ef1 host font Google ch\u1ec9 d\u00f9ng khi c\u00e1p internet b\u1ecb \u0111\u1ee9t v\u00e0 b\u1ea1n c\u00f3 CDN;<\/li><\/ul>\n\n\n\n<p>\u0110\u1ecdc th\u00eam v\u1ec1 <a href=\"https:\/\/kiencang.net\/font-cho-web-va-toc-do-tai-trang\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e1ch s\u1eed d\u1ee5ng font web sao cho t\u1ed1i \u01b0u v\u1ec1 m\u1eb7t t\u1ed1c \u0111\u1ed9<\/a>.<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang s\u1eed d\u1ee5ng font nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i \u01b0u ti\u00ean s\u1eed d\u1ee5ng c\u00e1c font c\u00f3 m\u1eb7c \u0111\u1ecbnh tr\u00ean m\u00e1y ng\u01b0\u1eddi d\u00f9ng (font web an to\u00e0n) \u0111\u1ec3 web kh\u00f4ng c\u1ea7n t\u1ea3i font t\u1eeb b\u1ea5t c\u1ee9 \u0111\u00e2u (host ho\u1eb7c c\u1ee7a b\u00ean th\u1ee9 ba), nh\u01b0 trang b\u1ea1n \u0111ang xem c\u00f3 <em>font-family<\/em> nh\u01b0 sau: <em>Arial, Helvetica, sans-serif;<\/em> \u0111\u1ec1u l\u00e0 nh\u1eefng font ph\u1ed5 th\u00f4ng c\u00f3 s\u1eb5n tr\u00ean m\u00e1y.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/font-pho-thong.png\" alt=\"s\u1eed d\u1ee5ng font ph\u1ed5 th\u00f4ng\" class=\"wp-image-11911\" width=\"640\"\/><\/figure><\/div>\n\n\n<p>Tuy nhi\u00ean v\u1edbi nh\u1eefng trang y\u00eau c\u1ea7u th\u1ea9m m\u1ef9 b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn c\u00e1c font nh\u1eb9 v\u00e0 l\u01b0u t\u1ea1i host c\u1ee7a b\u1ea1n. C\u00e1c font ph\u1ed5 bi\u1ebfn c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng, t\u1ed1c \u0111\u1ed9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n n\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng Google font.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"15-s\u1eed-d\u1ee5ng-cac-th\u01b0-vi\u1ec7n-javascript-dung-chung-c\u1ee7a-google-khong-nen-xay-cong-vien-trong-nha\"><span class=\"ez-toc-section\" id=\"15_Su_dung_cac_thu_vien_JavaScript_dung_chung_cua_Google_%E2%80%93_khong_nen_xay_cong_vien_trong_nha\"><\/span><span style=\"background-color: #ffff00;\">15. S\u1eed d\u1ee5ng c\u00e1c th\u01b0 vi\u1ec7n JavaScript d\u00f9ng chung c\u1ee7a Google &#8211; kh\u00f4ng n\u00ean x\u00e2y c\u00f4ng vi\u00ean trong nh\u00e0 #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: hi\u1ec7u qu\u1ea3 t\u0103ng t\u1ed1c s\u1ebd kh\u00f4ng c\u00f2n khi s\u1eafp t\u1edbi Chrome thay \u0111\u1ed5i c\u00e1ch l\u01b0u cache;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>P\/S: hi\u1ec7n bi\u1ec7n ph\u00e1p n\u00e0y s\u1eafp tr\u1edf th\u00e0nh v\u00f4 d\u1ee5ng, th\u1eadm ch\u00ed l\u00e0 t\u00e1c d\u1ee5ng ng\u01b0\u1ee3c v\u00ec <a href=\"https:\/\/kiencang.net\/trinh-duyet-chrome-phan-vung-http-cache\/\" target=\"_blank\" rel=\"noopener noreferrer\">Google Chrome s\u1ebd s\u1eeda \u0111\u1ed5i c\u00e1ch cache t\u00e0i nguy\u00ean c\u1ee7a b\u00ean th\u1ee9 ba<\/a>. B\u1ea1n s\u1ebd v\u1eabn ph\u1ea3i t\u1ea3i l\u1ea1i t\u00e0i nguy\u00ean t\u1eadp trung c\u1ee7a b\u00ean th\u1ee9 ba d\u00f9 tr\u01b0\u1edbc \u0111\u00f3 n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c cache trong tr\u00ecnh duy\u1ec7t ng\u01b0\u1eddi d\u00f9ng khi h\u1ecd truy c\u1eadp c\u00e1c website kh\u00e1c. L\u00fd do l\u00e0 ng\u01b0\u1eddi d\u00f9ng ng\u00e0y c\u00e0ng c\u00f3 y\u00eau c\u1ea7u cao v\u1ec1 t\u00ednh ri\u00eang t\u01b0.<\/p>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>C\u00e1c theme WordPress hay d\u00f9ng nhi\u1ec1u th\u01b0 vi\u1ec7n c\u00f3 dung l\u01b0\u1ee3ng kh\u00e1 kh\u1ee7ng, \u0111i\u1ec3n h\u00ecnh nh\u01b0 jQuery, c\u00f3 dung l\u01b0\u1ee3ng t\u1edbi 90 &#8211; 100KB, v\u00e0 th\u01b0\u1eddng ch\u00fang \u0111\u01b0\u1ee3c t\u1ef1 host (t\u1ee9c l\u00e0 file \u0111\u01b0\u1ee3c t\u1ea3i t\u1eeb hosting c\u1ee7a b\u1ea1n).<\/p>\n\n\n\n<p>\u0110i\u1ec3m th\u00fa v\u1ecb c\u1ee7a nh\u1eefng th\u01b0 vi\u1ec7n n\u00e0y l\u00e0 c\u00f3 r\u1ea5t nhi\u1ec1u website d\u00f9ng (theo th\u1ed1ng k\u00ea c\u1ee7a W3techs, c\u00f3 <a href=\"https:\/\/w3techs.com\/technologies\/details\/js-jquery\/all\/all\" target=\"_blank\" rel=\"noopener noreferrer\">h\u01a1n 73% c\u00e1c website l\u1edbn d\u00f9ng jQuery<\/a>, trong \u0111\u00f3 phi\u00ean b\u1ea3n 1 chi\u1ebfm h\u01a1n 85%). Cho n\u00ean kh\u1ea3 n\u0103ng n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c <a href=\"https:\/\/kiencang.net\/bo-nho-dem-trinh-duyet\/\" target=\"_blank\" rel=\"noopener noreferrer\">cache s\u1eb5n tr\u01b0\u1edbc \u0111\u00f3 trong tr\u00ecnh duy\u1ec7t<\/a> c\u1ee7a ng\u01b0\u1eddi d\u00f9ng l\u00e0 r\u1ea5t cao (l\u01b0u trong b\u1ed9 nh\u1edb \u0111\u1ec7m c\u1ee7a tr\u00ecnh duy\u1ec7t), n\u00f3i c\u00e1ch kh\u00e1c, n\u1ebfu b\u1ea1n thay th\u1ebf vi\u1ec7c t\u1ef1 host c\u00e1c th\u01b0 vi\u1ec7n ph\u1ed5 bi\u1ebfn n\u00e0y b\u1eb1ng c\u00e1c th\u01b0 vi\u1ec7n l\u01b0u tr\u00ean Google, t\u1ed1c \u0111\u1ed9 c\u00f3 kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n t\u1ed1t h\u01a1n n\u1eefa (\u0111\u00f3 l\u00e0 ch\u01b0a k\u1ec3 m\u00e1y ch\u1ee7 c\u1ee7a Google c\u0169ng r\u1ea5t m\u1ea1nh v\u00e0 ph\u00e2n ph\u1ed1i kh\u1eafp to\u00e0n c\u1ea7u, nh\u01b0 m\u1ed9t d\u1ea1ng th\u01b0 vi\u1ec7n CDN d\u00f9ng chung). Google hi\u1ec7n l\u01b0u r\u1ea5t nhi\u1ec1u th\u01b0 vi\u1ec7n ki\u1ec3u n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 xem \u1edf \u0111\u00e2y:&nbsp;<a href=\"https:\/\/developers.google.com\/speed\/libraries\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/developers.google.com\/speed\/libraries\/<\/a><\/p>\n\n\n\n<p>C\u00f2n \u0111\u1ec3 thay th\u1ebf vi\u1ec7c t\u1ef1 host b\u1eb1ng th\u01b0 vi\u1ec7n tr\u00ean Google, b\u1ea1n c\u1ea7n b\u1ed5 sung m\u1ed9t \u0111o\u1ea1n m\u00e3 v\u00e0o file <em>function.php<\/em> c\u1ee7a theme, chi ti\u1ebft \u0111o\u1ea1n m\u00e3 t\u00f4i \u0111\u1ec3 ngay b\u00ean d\u01b0\u1edbi:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\/**\n* Making jQuery Google API\n*\n*\n*\/\nfunction modify_jquery() {\nif (!is_admin()) {\n\/\/ comment out the next two lines to load the local copy of jQuery\nwp_deregister_script('jquery');\nwp_register_script('jquery', 'https:\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/1.12.4\/jquery.min.js', false, '1.12.4');\nwp_enqueue_script('jquery');\n}\n}\nadd_action('init', 'modify_jquery');<\/pre>\n\n\n\n<p>P\/S: nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a \u0111o\u1ea1n m\u00e3 tr\u00ean l\u00e0 n\u00f3 ch\u01b0a \u0111\u01b0a ra \u0111\u01b0\u1ee3c ch\u1ec9 th\u1ecb <a href=\"https:\/\/kiencang.net\/tai-javascript-defer-async\/\" target=\"_blank\" rel=\"noopener noreferrer\">defer\/async<\/a> jQuery \u0111\u1ec3 t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 h\u01a1n n\u1eefa. T\u00f4i t\u00ecm tr\u00ean m\u1ea1ng th\u00ec th\u1ea5y c\u00f3 c\u00e1ch kh\u1eafc ph\u1ee5c, nh\u01b0ng do ch\u01b0a th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf n\u00ean t\u00f4i kh\u00f4ng th\u1ec3 n\u00f3i g\u00ec th\u00eam.<\/p>\n\n\n\n<p>B\u1ea1n ch\u00fa \u00fd \u0111\u1ebfn phi\u00ean b\u1ea3n c\u1ee7a jQuery \u0111ang d\u00f9ng tr\u00ean WordPress, \u1edf trong \u0111o\u1ea1n m\u00e3 tr\u00ean l\u00e0 jQuery phi\u00ean b\u1ea3n 1.12.4<\/p>\n\n\n\n<p>Sau khi ch\u1ec9nh s\u1eeda b\u1ea1n ki\u1ec3m tra l\u1ea1i b\u1eb1ng c\u00e1ch xem m\u00e3 ngu\u1ed3n c\u1ee7a trang \u0111\u1ec3 bi\u1ebft jQuery l\u01b0u t\u1ea1i Google c\u00f3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p v\u00e0o website kh\u00f4ng. Ngo\u00e0i ra \u0111\u1ec3 cho ch\u1eafc ch\u1eafn c\u0169ng n\u00ean ki\u1ec3m tra xem c\u00e1c t\u00ednh n\u0103ng tr\u00ean website c\u00f3 b\u00ecnh th\u01b0\u1eddng kh\u00f4ng.<\/p>\n\n\n\n<p>L\u01b0u \u00fd quan tr\u1ecdng: D\u00f9 function.php r\u1ea5t hay \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m n\u01a1i ch\u1ee9a c\u00e1c m\u00e3 t\u00f9y bi\u1ebfn, nh\u01b0ng n\u00f3 c\u00f3 nhi\u1ec1u nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 c\u1eadp nh\u1eadt theme s\u1ebd ph\u1ea3i c\u1eadp nh\u1eadt l\u1ea1i m\u00e3 hay m\u1ed9t l\u1ed7i nh\u1ecf s\u1ebd l\u00e0m c\u1ea3 website b\u1ecb l\u1ed7i. G\u1ea7n \u0111\u00e2y t\u00f4i bi\u1ebft <a href=\"https:\/\/kiencang.net\/chen-code-vao-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e1ch hay h\u01a1n \u0111\u1ec3 th\u00eam m\u00e3 t\u00f9y ch\u1ec9nh v\u00e0o WordPress<\/a>, b\u1ea1n n\u00ean tham kh\u1ea3o n\u1ebfu \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u0103ng t\u1ed1c n\u00e0y.<\/p>\n\n\n\n<p>S\u1eed d\u1ee5ng th\u01b0 vi\u1ec7n c\u1ee7a b\u00ean th\u1ee9 ba c\u00f2n c\u00f3 m\u1ed9t l\u1ee3i \u00edch r\u00f5 r\u00e0ng n\u1eefa: m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c gi\u1ea3m t\u1ea3i. Ngo\u00e0i Google c\u00f2n c\u00f3 nhi\u1ec1u trang kh\u00e1c ph\u00e1t tri\u1ec3n c\u00e1c th\u01b0 vi\u1ec7n d\u00f9ng chung ph\u1ed5 bi\u1ebfn, nh\u01b0 <a href=\"https:\/\/kiencang.net\/gioi-thieu-jsdelivr\/\" target=\"_blank\" rel=\"noopener noreferrer\">jsDelivr<\/a>.<\/p>\n\n\n\n<p>Nghe c\u00f3 v\u1ebb t\u1ed1t qu\u00e1, li\u1ec7u th\u01b0 vi\u1ec7n c\u1ee7a b\u00ean th\u1ee9 ba c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m n\u00e0o kh\u00f4ng? V\u00e2ng, n\u00f3 c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m:<\/p>\n\n\n\n<ul><li>B\u1ea1n kh\u00f4ng l\u00e0m ch\u1ee7 \u0111\u01b0\u1ee3c th\u1eddi gian cache ph\u00eda tr\u00ecnh duy\u1ec7t. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft v\u1ec1 <a href=\"https:\/\/kiencang.net\/tim-hieu-http-caching\/\" target=\"_blank\" rel=\"noopener noreferrer\">HTTP caching<\/a> \u0111\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u0169ng nh\u01b0 c\u00e1ch ki\u1ec3m tra \u0111\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c th\u01b0 vi\u1ec7n \u0111\u01b0\u1ee3c cache trong th\u1eddi gian bao l\u00e2u. Nh\u01b0ng b\u1ea1n \u0111\u1eebng lo, nhi\u1ec1u th\u01b0 vi\u1ec7n \u0111\u1ec3 th\u1eddi gian cache \u0111\u1ee7 l\u00e2u cho ch\u00fang ta, v\u00e0 c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn 1 n\u0103m.<\/li><li>N\u00f3 c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh \u0111i\u1ec3m l\u1ed7i duy nh\u1ea5t g\u00e2y gi\u00e1n \u0111o\u1ea1n website. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra khi th\u01b0 vi\u1ec7n cache kh\u00f4ng truy c\u1eadp \u0111\u01b0\u1ee3c v\u00e0 n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ee9c n\u0103ng c\u1ee7a trang. Nh\u01b0ng m\u1ed9t l\u1ea7n n\u1eefa b\u1ea1n n\u00ean an t\u00e2m, v\u00ec h\u1ea7u h\u1ebft c\u00e1c website cung \u1ee9ng d\u1ecbch v\u1ee5 th\u01b0 vi\u1ec7n d\u00f9ng chung \u0111\u1ec1u c\u00f3 h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 r\u1ea5t m\u1ea1nh v\u00e0 th\u1eddi giam dowtime v\u00f4 c\u00f9ng nh\u1ecf.<\/li><\/ul>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang s\u1eed d\u1ee5ng jQuery nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i \u0111\u00e3 \u00e1p d\u1ee5ng c\u00e1ch tr\u00ean cho h\u1ea7u h\u1ebft c\u00e1c trang, bao g\u1ed3m c\u1ea3 trang b\u1ea1n \u0111ang \u0111\u1ecdc \u0111\u00e2y.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/jQuery.png\" alt=\"th\u01b0 vi\u00ean jQuery c\u1ee7a Google\" class=\"wp-image-11913\"\/><\/figure><\/div>\n\n\n<p>L\u01b0u \u00fd l\u00e0 trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ee9t c\u00e1p quang internet ngo\u00e0i bi\u1ec3n, b\u1ea1n kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng jQuery Google m\u00e0 n\u00ean s\u1eed d\u1ee5ng CDN c\u00f3 PoP \u1edf Vi\u1ec7t Nam v\u00e0 t\u1ef1 host l\u1ea5y jQuery s\u1ebd cho t\u1ed1c \u0111\u1ed9 t\u1ed1t h\u01a1n. Ti\u1ebfn t\u1edbi t\u00f4i s\u1ebd t\u00ecm hi\u1ec3u c\u00e1ch lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n jQuery tr\u00ean nh\u1eefng trang th\u1ef1c s\u1ef1 kh\u00f4ng c\u1ea7n thi\u1ebft (d\u00f9 \u0111i\u1ec1u n\u00e0y th\u1ef1c s\u1ef1 kh\u00f3 v\u00ec r\u1ea5t nhi\u1ec1u plugin \u0111ang s\u1eed d\u1ee5ng n\u00f3, v\u00e0 c\u00f3 l\u1ebd ch\u1ec9 h\u1ee3p v\u1edbi nh\u1eefng trang \u0111\u01a1n gi\u1ea3n).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"16-ch\u1ecdn-ph\u1ea7n-m\u1ec1m-may-ch\u1ee7-web-web-server-t\u1ed1i-\u01b0u-ben-c\u1ea1nh-xe-ph\u1ed5-thong-luon-co-xe-phan-kh\u1ed1i-l\u1edbn\"><span class=\"ez-toc-section\" id=\"16_Chon_phan_mem_may_chu_web_web_server_toi_uu_%E2%80%93_ben_canh_xe_pho_thong_luon_co_xe_phan_khoi_lon\"><\/span><span style=\"background-color: #ff0000; color: #ffffff;\">16. Ch\u1ecdn ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web (web server) t\u1ed1i \u01b0u &#8211; b\u00ean c\u1ea1nh xe ph\u1ed5 th\u00f4ng, lu\u00f4n c\u00f3 xe ph\u00e2n kh\u1ed1i l\u1edbn #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0111em l\u1ea1i kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 r\u1ea5t t\u1ed1t;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: t\u1ed1n k\u00e9m chi ph\u00ed ho\u1eb7c ph\u1ea3i am hi\u1ec3u v\u1ec1 k\u1ef9 thu\u1eadt;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: LiteSpeed webserver;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>Hi\u1ec7n c\u00f3 3 ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web ch\u1ee7 y\u1ebfu l\u00e0 Apache (free), Nginx (free) v\u00e0 Litespeed (free &amp; c\u00f3 ph\u00ed). Trong \u0111\u00f3 Apache hi\u1ec7n chi\u1ebfm l\u0129nh th\u1ecb ph\u1ea7n l\u1edbn nh\u1ea5t, m\u1ed9t ph\u1ea7n nh\u1edd ra \u0111\u1eddi s\u1edbm, t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn phong ph\u00fa v\u00e0 c\u00f3 nhi\u1ec1u module h\u1ed7 tr\u1ee3 \u0111a d\u1ea1ng t\u00ednh n\u0103ng. Tuy nhi\u00ean n\u1ebfu x\u00e9t v\u1ec1 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd PHP th\u00ec Nginx v\u00e0 Litespeed c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ed1t h\u01a1n h\u1eb3n.<\/p>\n\n\n\n<p>Trang <a href=\"https:\/\/varvy.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Varvy<\/a> chuy\u00ean v\u1ec1 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 n\u00f3i r\u1eb1ng, ch\u1ec9 c\u1ea7n b\u1ea1n chuy\u1ec3n t\u1eeb Apache sang Nginx l\u00e0 r\u1ea5t nhi\u1ec1u v\u1ea5n \u0111\u1ec1 v\u1ec1 t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c gi\u1ea3i quy\u1ebft r\u1ed3i. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 bi\u1ebft th\u00eam chi ti\u1ebft:&nbsp;<a href=\"https:\/\/kiencang.net\/giam-thoi-gian-phan-hoi-cua-may-chu\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/giam-thoi-gian-phan-hoi-cua-may-chu\/<\/a>.<\/p>\n\n\n\n<p>C\u00f3 m\u1ed9t v\u1ea5n \u0111\u1ec1 v\u1ec1 l\u1ef1a ch\u1ecdn ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 nhanh nh\u01b0 Nginx l\u00e0 \u0111\u00f4i khi c\u00f4ng ty host m\u00e0 b\u1ea1n th\u00edch, quen thu\u1ed9c l\u1ea1i ch\u1ec9 c\u00f3 ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 Apache ho\u1eb7c ch\u1ec9 \u01b0u ti\u00ean cho n\u00f3. V\u00ed d\u1ee5 nh\u01b0 Dreamhost l\u00e0 c\u00f4ng ty host t\u00f4i r\u1ea5t th\u00edch (ch\u1ecbu t\u1ea3i t\u1ed1t v\u00e0 <a href=\"https:\/\/kiencang.net\/theo-doi-up-time-website\/\" target=\"_blank\" rel=\"noopener noreferrer\">uptime cao<\/a>) l\u1ea1i \u01b0u ti\u00ean Apache h\u01a1n, d\u00f9 h\u1ecd c\u00f3 cho ch\u1ecdn Nginx (k\u00e8m th\u00f4ng b\u00e1o r\u1eb1ng c\u00f3 kh\u1ea3 n\u0103ng b\u1ea1n s\u1ebd ph\u1ea3i t\u1ef1 t\u00f9y ch\u1ec9nh th\u00eam, \u0111i\u1ec1u v\u1ed1n ch\u1eb3ng d\u1ec5 d\u00e0ng g\u00ec v\u1edbi ng\u01b0\u1eddi d\u00f9ng ph\u1ed5 th\u00f4ng hay ch\u1ec9 bi\u1ebft s\u01a1 qua v\u1ec1 m\u00e1y ch\u1ee7).<\/p>\n\n\n\n<p>N\u00f3i t\u00f3m l\u1ea1i \u1edf ph\u1ea7n n\u00e0y l\u00e0 d\u00f9 Apache l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n cho h\u1ea7u h\u1ebft trang web, nh\u01b0ng n\u1ebfu trang c\u1ee7a b\u1ea1n c\u00f3 l\u01b0u l\u01b0\u1ee3ng l\u1edbn ho\u1eb7c c\u1ea7n t\u1ed1c \u0111\u1ed9 cao nh\u1ea5t c\u00f3 th\u1ec3, b\u1ea1n n\u00ean ch\u1ecdn c\u00e1c c\u00f4ng ty host c\u00f3 m\u00e1y ch\u1ee7 l\u00e0 Nginx ho\u1eb7c c\u00e1c d\u1ea1ng t\u01b0\u01a1ng t\u1ef1 nhanh h\u01a1n nh\u01b0 Litespeed. <\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u00e1p d\u1ee5ng \u0111i\u1ec1u n\u00e0y nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Tr\u00ean h\u1ea7y h\u1ebft website t\u00f4i qu\u1ea3n tr\u1ecb, t\u00f4i \u0111\u00e3 chuy\u1ec3n qua s\u1eed d\u1ee5ng LiteSpeed webserver.<\/p>\n\n\n\n<p>V\u1ec1 hi\u1ec7u n\u0103ng LiteSpeed \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1ea5t, h\u01a1n c\u1ea3 Ngnix. LiteSpeed c\u00f3 phi\u00ean b\u1ea3n mi\u1ec5n ph\u00ed l\u00e0 <a href=\"https:\/\/openlitespeed.org\/\" target=\"_blank\" rel=\"noreferrer noopener\">OpenLiteSpeed<\/a> cho nh\u1eefng ai ch\u01b0a c\u00f3 \u0111i\u1ec1u ki\u1ec7n mua b\u1ea3n tr\u1ea3 ph\u00ed. Ngay c\u1ea3 b\u1ea3n mi\u1ec5n ph\u00ed c\u1ee7a n\u00f3 c\u0169ng h\u01a1n Apache nhi\u1ec1u, v\u00e0 ngang ng\u1eeda ho\u1eb7c h\u01a1n Ngnix. C\u00e1ch d\u1ec5 nh\u1ea5t \u0111\u1ec3 s\u1eed d\u1ee5ng OpenLiteSpeed l\u00e0 <a href=\"https:\/\/kiencang.net\/huong-dan-cyber-panel\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e0i CyberPanel<\/a> tr\u00ean DigitalOcean (giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng th\u00e2n thi\u1ec7n), c\u00f2n tr\u00ean Vultr b\u1ea1n v\u1eabn ph\u1ea3i d\u00f9ng d\u00f2ng l\u1ec7nh \u0111\u1ec3 c\u00e0i (m\u00e0n h\u00ecnh \u0111en nh\u01b0 ki\u1ec3u cmd tr\u00ean Windows, b\u1ea1n mu\u1ed1n l\u00e0m g\u00ec th\u00ec ph\u1ea3i g\u00f5 l\u1ec7nh xu\u1ed1ng).<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n bi\u1ebft nhi\u1ec1u h\u01a1n v\u1ec1 d\u00f2ng l\u1ec7nh, th\u1ebf gi\u1edbi hosting c\u1ee7a b\u1ea1n s\u1ebd m\u1edf r\u1ed9ng, t\u1ef1 do ra nhi\u1ec1u \u0111\u1ea5y. B\u1ea1n s\u1ebd t\u1ef1 c\u00e0i \u0111\u01b0\u1ee3c nhi\u1ec1u g\u00f3i host kh\u00e1c m\u00e0 \u00edt nhi\u1ec1u ph\u1ea3i bi\u1ebft d\u00f2ng l\u1ec7nh m\u1edbi l\u00e0m \u0111\u01b0\u1ee3c. \u0110\u00e2y l\u00e0 nh\u1eefng Script \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh s\u1eb5n \u0111\u1ec3 c\u00f3 t\u1ed1c \u0111\u1ed9 cao, m\u00e0 n\u00f3 l\u1ea1i mi\u1ec5n ph\u00ed n\u1eefa. Th\u00ed d\u1ee5 nh\u01b0: <a href=\"https:\/\/webinoly.com\/en\/\" target=\"_blank\" rel=\"noopener noreferrer\">Webinoly<\/a>, <a href=\"https:\/\/centminmod.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">Centmin Mod<\/a>, <a href=\"https:\/\/easyengine.io\/\" target=\"_blank\" rel=\"noopener noreferrer\">EasyEngine<\/a>, t\u1ea5t c\u1ea3 c\u00e1c Script n\u00e0y \u0111\u1ec1u d\u00f9ng tr\u00ean n\u1ec1n Nginx.<\/p>\n\n\n\n<p>P\/S: Nh\u1eefng Control Panel nh\u01b0 <a href=\"https:\/\/gridpane.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">GridPane<\/a> hay <a href=\"https:\/\/spinupwp.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">SpinupWP<\/a> v\u1ec1 b\u1ea3n ch\u1ea5t c\u0169ng l\u00e0 c\u00e1c Script nh\u01b0 tr\u00ean, tuy nhi\u00ean n\u00f3 c\u00f3 th\u00eam giao di\u1ec7n \u0111\u1ed3 h\u1ecda \u0111\u1ec3 c\u00e1c thao t\u00e1c d\u1ec5 s\u1eed d\u1ee5ng h\u01a1n r\u1ea5t nhi\u1ec1u.<\/p>\n\n\n\n<p><strong>C\u1eadp nh\u1eadt ti\u1ebfp (10\/3\/2021)<\/strong>: Hi\u1ec7n trang Ki\u1ebfn c\u00e0ng \u0111\u00e3 s\u1eed d\u1ee5ng LiteSpeed Enterprise tr\u00ean hosting c\u1ee7a ChemiCloud.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"17-tri-hoan-t\u1ea3i-lazy-load-video-l\u01b0\u1eddi-v\u1eabn-hoan-l\u01b0\u1eddi\"><span class=\"ez-toc-section\" id=\"17_Tri_hoan_tai_Lazy_load_video_%E2%80%93_luoi_van_hoan_luoi\"><\/span><span style=\"background-color: #ffff00;\">17. Tr\u00ec ho\u00e3n t\u1ea3i \/ Lazy load video &#8211; l\u01b0\u1eddi v\u1eabn ho\u00e0n l\u01b0\u1eddi #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: \u0111em l\u1ea1i kh\u1ea3 n\u0103ng c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 r\u1ea5t t\u1ed1t tr\u00ean trang nhi\u1ec1u video;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: ch\u1ee7 y\u1ebfu hi\u1ec7u qu\u1ea3 tr\u00ean m\u00e1y b\u00e0n, tr\u00ean di \u0111\u1ed9ng \u00edt t\u00e1c d\u1ee5ng ho\u1eb7c ph\u1ea3i \u0111\u00e1nh \u0111\u1ed5i b\u1eb1ng vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i click 2 l\u1ea7n \u0111\u1ec3 b\u1eadt video!<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: s\u1eed d\u1ee5ng t\u00ednh n\u0103ng lazy load iframe s\u1eb5n c\u00f3 trong plugin cache;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n nh\u00fang video t\u1eeb Youtube (ho\u1eb7c Vimeo, v\u00e2n v\u00e2n) v\u00e0o trang c\u1ee7a b\u1ea1n, website s\u1ebd <a href=\"https:\/\/kiencang.net\/youtube-tai-nang-nhu-the-nao\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1ea3i h\u00e0ng t\u00e1 t\u00e0i nguy\u00ean<\/a> v\u1ec1 tr\u01b0\u1edbc khi <a href=\"https:\/\/kiencang.net\/uu-tien-noi-dung-hien-thi\/\" target=\"_blank\" rel=\"noopener noreferrer\">n\u1ed9i dung thu\u1ed9c m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a> \u0111\u01b0\u1ee3c t\u1ea3i, v\u00e0 \u0111i\u1ec1u n\u00e0y l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/p>\n\n\n\n<p><a href=\"https:\/\/kiencang.net\/tri-hoan-tai-video\/\">Tr\u00ec ho\u00e3n t\u1ea3i video<\/a> th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 ng\u0103n kh\u00f4ng cho c\u00e1c t\u00e0i nguy\u00ean n\u1eb7ng n\u1ec1 t\u1ea3i v\u1ec1 cho \u0111\u1ebfn khi trang \u0111\u01b0\u1ee3c t\u1ea3i xong, c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n r\u1ea5t \u0111\u01a1n gi\u1ea3n, b\u1ea1n ch\u1ec9 c\u1ea7n s\u1eeda m\u1ed9t ch\u00fat ph\u1ea7n th\u00f4ng tin src c\u1ee7a iframe, r\u1ed3i th\u00eam m\u1ed9t \u0111o\u1ea1n m\u00e3 nh\u1ecf JavaScript tr\u01b0\u1edbc th\u1ebb \u0111\u00f3ng body.<\/p>\n\n\n\n<p>C\u00e1ch tr\u00ean \u00e1p d\u1ee5ng theo c\u00e1ch c\u1ee7a Varvy, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng ti\u1ec7n n\u1ebfu b\u1ea1n c\u00f3 r\u1ea5t nhi\u1ec1u video ho\u1eb7c b\u1ea1n kh\u00f4ng bi\u1ebft m\u1ed9t ch\u00fat v\u1ec1 code. T\u00f4i m\u1edbi vi\u1ebft m\u1ed9t b\u00e0i kh\u00e1c v\u1ec1 ch\u1ee7 \u0111\u1ec1 n\u00e0y c\u00f3 l\u1ebd s\u1ebd thu\u1eadn l\u1ee3i h\u01a1n m\u1ed9t ch\u00fat: <a href=\"https:\/\/kiencang.net\/tang-toc-video-youtube-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/tang-toc-video-youtube-wordpress\/<\/a><\/p>\n\n\n\n<p>N\u00f3i chung v\u1edbi WordPress, t\u00f4i nghi\u00eang v\u1ec1 c\u00e1ch s\u1eed d\u1ee5ng plugin, v\u00ec n\u00f3 ti\u1ec7n, kh\u00f4ng t\u1ed1n k\u00e9m chi ph\u00ed c\u0169ng nh\u01b0 kh\u00f4ng \u0111\u00f2i h\u1ecfi ph\u1ea3i t\u00ecm hi\u1ec3u qu\u00e1 s\u00e2u \u0111\u1ec3 s\u1eed d\u1ee5ng. M\u1ed9t s\u1ed1 plugin b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o:<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/wordpress.org\/plugins\/rocket-lazy-load\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lazy load by WP Rocket<\/a>&nbsp;\u2013 Lazy load \u1ea3nh, iframe, v\u00e0 video YouTube, n\u00f3 c\u00f3 dung l\u01b0\u1ee3ng ch\u01b0a \u0111\u1ebfn 10 KB<\/li><li><a href=\"https:\/\/wordpress.org\/plugins\/wp-youtube-lyte\/\" target=\"_blank\" rel=\"noopener noreferrer\">WP YouTube Lyte<\/a> \u2013 \u0110\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi c\u00f9ng t\u00e1c gi\u1ea3 plugin r\u1ea5t n\u1ed5i ti\u1ebfng Autoptimize. B\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o <a href=\"https:\/\/kiencang.net\/plugin-wp-youtube-lyte\/\" target=\"_blank\" rel=\"noopener noreferrer\">h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng WP YouTube Lyte \u1edf \u0111\u00e2y<\/a>.<\/li><li><a href=\"https:\/\/wordpress.org\/plugins\/lazy-load-for-videos\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lazy Load for Videos<\/a>&nbsp;\u2013 Lazy load c\u1ea3 cho video tr\u00ean Vimeo v\u00e0 YouTube<\/li><\/ul>\n\n\n\n<p>B\u1ea1n c\u1ea7n th\u1eadn tr\u1ecdng khi s\u1eed d\u1ee5ng lazy load cho video, n\u1ebfu kh\u00f4ng l\u00e0m kh\u00e9o n\u00f3 c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c \u0111\u1ebfn SEO (\u00fd l\u00e0 b\u1ea1n n\u00ean \u0111\u1ecdc h\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng plugin c\u1ea9n th\u1eadn).<\/p>\n\n\n\n<p><strong><strong>Ki\u1ebfn c\u00e0ng<\/strong> \u0111ang tr\u00ec ho\u00e3n t\u1ea3i video nh\u01b0 th\u1ebf n\u00e0o<\/strong>: T\u00f4i \u0111ang s\u1eed d\u1ee5ng c\u1ea3 hai c\u00e1ch, lazy load trong plugin cache c\u00f3 s\u1eb5n, v\u00e0 tr\u00ec ho\u00e3n t\u1ea3i video theo theo c\u00e1ch th\u1ee7 c\u00f4ng tr\u00ean m\u1ed9t s\u1ed1 trang tr\u1ecdng \u0111i\u1ec3m. Tr\u00ec ho\u00e3n t\u1ea3i video hay h\u01a1n Lazy load, tuy nhi\u00ean hi\u1ec7n kh\u00f4ng c\u00f3 plugin h\u1ed7 tr\u1ee3 cho c\u00e1ch l\u00e0m n\u00e0y trong khi l\u00e0m th\u1ee7 c\u00f4ng s\u1ebd t\u1ed1n r\u1ea5t nhi\u1ec1u c\u00f4ng s\u1ee9c (\u0111\u1ecdc th\u00eam b\u00e0i vi\u1ebft ngay link tr\u00ean).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"18-s\u1eed-d\u1ee5ng-dns-trung-gian-co-t\u1ed1c-d\u1ed9-cao-h\u01a1n-luc-nao-cung-co-con-d\u01b0\u1eddng-t\u1eaft-ben-c\u1ea1nh-d\u01b0\u1eddng-chinh\"><span class=\"ez-toc-section\" id=\"18_Su_dung_DNS_trung_gian_co_toc_do_cao_hon_%E2%80%93_luc_nao_cung_co_con_duong_tat_ben_canh_duong_chinh\"><\/span><span style=\"background-color: #ff0000; color: #ffffff;\">18. S\u1eed d\u1ee5ng DNS trung gian c\u00f3 t\u1ed1c \u0111\u1ed9 cao h\u01a1n &#8211; l\u00fac n\u00e0o c\u0169ng c\u00f3 con \u0111\u01b0\u1eddng t\u1eaft b\u00ean c\u1ea1nh \u0111\u01b0\u1eddng ch\u00ednh #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: tuy ch\u1ec9 l\u00e0 c\u1ea3i thi\u1ec7n nh\u1ecf nh\u01b0ng c\u00f3 t\u00ednh n\u1ec1n t\u1ea3ng, ngo\u00e0i ra n\u00f3 c\u0169ng r\u1ea5t d\u1ec5 tri\u1ec3n khai;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: kh\u00f4ng c\u00f3 nhi\u1ec1u d\u1ecbch v\u1ee5 ch\u1ea5t l\u01b0\u1ee3ng cao mi\u1ec5n ph\u00ed;<\/li><li><strong>L\u1ef1a ch\u1ecdn nhanh<\/strong>: Cloudflare;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p><a href=\"https:\/\/kiencang.net\/dns-la-gi\/\" target=\"_blank\" rel=\"noreferrer noopener\">DNS l\u00e0 d\u1ecbch v\u1ee5 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n<\/a>, k\u1ebft n\u1ed1i t\u00ean mi\u1ec1n v\u1edbi \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y ch\u1ee7 l\u01b0u tr\u1eef web. Th\u01b0\u1eddng th\u00ec ch\u00fang ta s\u1eed d\u1ee5ng DNS c\u1ee7a c\u00f4ng ty b\u00e1n t\u00ean mi\u1ec1n ho\u1eb7c DNS c\u1ee7a c\u00f4ng ty hosting, tuy nhi\u00ean DNS c\u1ee7a c\u1ea3 hai n\u00f3i chung ch\u1ec9 c\u00f3 t\u1ed1c \u0111\u1ed9 \u1edf m\u1ee9c trung b\u00ecnh (c\u1ea3 t\u1ed1c \u0111\u1ed9 ph\u00e2n gi\u1ea3i l\u1eabn t\u1ed1c \u0111\u1ed9 c\u1eadp nh\u1eadt \u0111\u1ecba ch\u1ec9 IP m\u1edbi).<\/p>\n\n\n\n<p>P\/S: T\u1ed1c \u0111\u1ed9 c\u1eadp nh\u1eadt \u0111\u1ecba ch\u1ec9 IP m\u1edbi r\u1ea5t quan tr\u1ecdng khi b\u1ea1n <a href=\"https:\/\/kiencang.net\/chuyen-host-website-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">chuy\u1ec3n host<\/a>, m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 DNS c\u1ee7a n\u01a1i b\u00e1n t\u00ean mi\u1ec1n c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb 2 &#8211; 24h m\u1edbi c\u1eadp nh\u1eadt xong to\u00e0n b\u1ed9, \u0111i\u1ec1u n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng x\u1ea5u \u0111\u1ebfn kh\u1ea3 n\u0103ng truy c\u1eadp trong giai \u0111o\u1ea1n chuy\u1ec3n giao.<\/p>\n\n\n\n<p>Hi\u1ec7n c\u00f3 m\u1ed9t s\u1ed1 d\u1ecbch v\u1ee5 mi\u1ec5n ph\u00ed c\u00f3 t\u1ed1c \u0111\u1ed9 r\u1ea5t cao l\u00e0 gi\u1ea3i ph\u00e1p thay th\u1ebf m\u00e0 b\u1ea1n n\u00ean t\u1eadn d\u1ee5ng, v\u00ec n\u00f3 kh\u00f4ng t\u1ed1n k\u00e9m, c\u0169ng nh\u01b0 ch\u1eb3ng m\u1ea5t c\u00f4ng s\u1ee9c thi\u1ebft l\u1eadp nhi\u1ec1u nh\u1eb7n g\u00ec.<\/p>\n\n\n\n<p>\u1ede th\u1eddi \u0111i\u1ec3m n\u00e0y t\u00f4i khuy\u1ebfn ngh\u1ecb c\u00e1c b\u1ea1n s\u1eed d\u1ee5ng <a href=\"https:\/\/kiencang.net\/gioi-thieu-dich-vu-dns-cua-cloudflare\/\" target=\"_blank\" rel=\"noopener noreferrer\">DNS trung gian c\u1ee7a Cloudflare<\/a>, khi b\u1ed5 sung t\u00ean mi\u1ec1n v\u00e0o, b\u1ea1n n\u00ean t\u1eaft \u0111\u00e1m m\u00e2y m\u00e0u v\u00e0ng \u0111i \u0111\u1ec3 ch\u1ec9 d\u00f9ng DNS, ch\u1ee9 kh\u00f4ng d\u00f9ng CDN mi\u1ec5n ph\u00ed c\u1ee7a h\u1ecd.<\/p>\n\n\n\n<p>Cloudflare hi\u1ec7n l\u00e0 DNS c\u00f3 t\u1ed1c \u0111\u1ed9 h\u00e0ng \u0111\u1ea7u th\u1ebf gi\u1edbi, kh\u00f4ng gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng b\u1ea3n ghi, v\u00e0 c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh r\u1ea5t cao. N\u00f3 th\u1eadm ch\u00ed \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u0111\u00e1nh gi\u00e1 t\u1ed1t h\u01a1n c\u00e1c d\u1ecbch v\u1ee5 DNS tr\u1ea3 ph\u00ed. Th\u01b0\u1eddng khi c\u1eadp nh\u1eadt IP, CloudFlare ch\u1ec9 m\u1ea5t c\u00f3 v\u00e0i ph\u00fat \u0111\u1ec3 <a href=\"https:\/\/kiencang.net\/cap-nhat-dns-nhanh-cham\/\" target=\"_blank\" rel=\"noreferrer noopener\">c\u00e1c b\u1ea3n ghi \u0111\u01b0\u1ee3c lan t\u1ecfa ra c\u00e1c m\u00e1y ch\u1ee7 tr\u00ean to\u00e0n c\u1ea7u<\/a>.<\/p>\n\n\n\n<p><strong>Ki\u1ebfn c\u00e0ng t\u1eebng s\u1eed d\u1ee5ng DNS nh\u01b0 th\u1ebf n\u00e0o<\/strong>: Ban \u0111\u1ea7u t\u00f4i th\u01b0\u1eddng s\u1eed d\u1ee5ng DNS c\u1ee7a c\u00f4ng ty b\u00e1n t\u00ean mi\u1ec1n, ch\u1eb3ng h\u1ea1n nh\u01b0 Godaddy, tuy nhi\u00ean thi tho\u1ea3ng c\u0169ng g\u1eb7p r\u1eafc r\u1ed1i v\u00ec DNS c\u1ee7a Godaddy hay b\u1ecb t\u1ea5n c\u00f4ng (c\u00f3 n\u0103m t\u00f4i b\u1ecb 2 l\u1ea7n, d\u00f9 th\u1eddi gian downtime ch\u1ec9 v\u00e0i gi\u1edd). Sau \u0111\u00f3 t\u00f4i chuy\u1ec3n qua DNS c\u1ee7a c\u00f4ng ty b\u00e1n hosting, \u0111i\u1ec3m l\u1ee3i l\u00e0 n\u1ebfu m\u00e1y ch\u1ee7 web c\u00f3 c\u1eadp nh\u1eadt IP m\u1edbi th\u00ec DNS c\u0169ng s\u1ebd \u0111\u01b0\u1ee3c ph\u1ea3n \u00e1nh lu\u00f4n ch\u1ee9 kh\u00f4ng l\u00e0m gi\u00e1n \u0111o\u1ea1n truy c\u1eadp n\u1eefa. Tuy nhi\u00ean cu\u1ed1i c\u00f9ng x\u00e9t t\u1ed5ng th\u1ec3 nhi\u1ec1u y\u1ebfu t\u1ed1 th\u00ec t\u00f4i quy\u1ebft chuy\u1ec3n sang d\u00f9ng Cloudflare v\u1edbi c\u00e1c \u01b0u \u0111i\u1ec3m n\u00eau \u1edf tr\u00ean.<\/p>\n\n\n\n<p>Ngo\u00e0i chuy\u1ec7n s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 ph\u00e2n gi\u1ea3i t\u00ean mi\u1ec1n c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ed1t h\u01a1n, b\u1ea1n c\u0169ng n\u00ean h\u1ea1n ch\u1ebf s\u1ed1 l\u01b0\u1ee3ng tra c\u1ee9u DNS c\u1ea7n ph\u1ea3i d\u00f9ng, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec3 bi\u1ebft c\u00e1ch th\u1ef1c hi\u1ec7n: <a href=\"https:\/\/kiencang.net\/toi-thieu-thoi-gian-tra-cuu-dns\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/toi-thieu-thoi-gian-tra-cuu-dns\/<\/a><\/p>\n\n\n\n<p>Lo ng\u1ea1i: kho\u1ea3ng gi\u1eefa n\u0103m 2019, CloudFlare b\u1eaft \u0111\u1ea7u b\u1ecb t\u1ea5n c\u00f4ng, tuy nhi\u00ean kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i nhanh, v\u00e0 d\u00f9 sao th\u00ec nh\u00ecn nhi\u1ec1u m\u1eb7t n\u00f3 v\u1eabn t\u1ed1t h\u01a1n nhi\u1ec1u DNS \u1edf n\u01a1i kh\u00e1c cho n\u00ean t\u00f4i v\u1eabn ti\u1ebfp t\u1ee5c d\u00f9ng.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"19-khong-dung-\u1ea3nh-l\u1edbn-d\u1ea7u-bai-vi\u1ebft-tinh-nang-featured-image-n\u1ebfu-b\u1ea1n-khong-qua-coi-tr\u1ecdng-hinh-th\u1ee9c\"><span class=\"ez-toc-section\" id=\"19_Khong_dung_anh_lon_dau_bai_viet_tinh_nang_Featured_Image_%E2%80%93_neu_ban_khong_qua_coi_trong_hinh_thuc\"><\/span><span style=\"background-color: #ffff00;\">19. Kh\u00f4ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i vi\u1ebft (t\u00ednh n\u0103ng Featured Image) &#8211; n\u1ebfu b\u1ea1n kh\u00f4ng qu\u00e1 coi tr\u1ecdng h\u00ecnh th\u1ee9c #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 \u0111\u00e1ng k\u1ec3, nh\u1ea5t l\u00e0 cho m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: ph\u1ea3i hy sinh \u00edt nhi\u1ec1u t\u00ednh th\u1ea9m m\u1ef9 (nh\u01b0ng c\u00e1i n\u00e0y c\u0169ng t\u00f9y quan \u0111i\u1ec3m);<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>\u1ea2nh l\u1edbn \u0111\u1ea7u b\u00e0i vi\u1ebft \u0111em l\u1ea1i t\u00ednh th\u1ea9m m\u1ef9 cho trang web, b\u1ea3n th\u00e2n m\u1ed9t s\u1ed1 trang c\u1ee7a t\u00f4i nh\u01b0 Ki\u1ebfn c\u00e0ng c\u0169ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i. Tuy nhi\u00ean n\u1ebfu \u0111\u01b0\u1ee3c, vi\u1ec7c <a href=\"https:\/\/kiencang.net\/it-dung-anh-dai-dien\/\" target=\"_blank\" rel=\"noreferrer noopener\">kh\u00f4ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trang web<\/a> v\u1ec1 m\u1eb7t nh\u1eadn th\u1ee9c m\u1ed9t c\u00e1ch \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p>L\u00fd do n\u1eb1m \u1edf ch\u1ed7, \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i th\u01b0\u1eddng n\u1eb1m trong <em><a href=\"https:\/\/kiencang.net\/uu-tien-noi-dung-hien-thi\/\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean<\/a><\/em>, t\u1ee9c l\u00e0 n\u00f3 s\u1ebd y\u00eau c\u1ea7u t\u1ea3i tr\u01b0\u1edbc (d\u00f9 b\u1ea1n c\u00f3 d\u00f9ng lazy load hay tr\u00ec ho\u00e3n t\u1ea3i \u1ea3nh th\u00ec b\u1ea1n c\u0169ng ph\u1ea3i t\u1ea3i \u1ea3nh n\u1eb1m trong m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean c\u00e0ng s\u1edbm c\u00e0ng t\u1ed1t), trong khi dung l\u01b0\u1ee3ng \u1ea3nh n\u00e0y th\u01b0\u1eddng kh\u00f4ng nh\u1ecf (th\u01b0\u1eddng 50 &#8211; 100KB, kh\u00f4ng th\u00e0nh v\u1ea5n \u0111\u1ec1 tr\u00ean m\u00e1y b\u00e0n, nh\u01b0ng s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 tr\u00ean di \u0111\u1ed9ng).<\/p>\n\n\n\n<p>N\u1ebfu b\u1ea1n v\u1eabn mu\u1ed1n c\u00e2n b\u1eb1ng t\u00ednh th\u1ea9m m\u1ef9 v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang th\u00ec thay v\u00ec \u0111\u1ec3 \u1ea3nh minh ho\u1ea1 n\u1eb1m \u1edf m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean, b\u1ea1n n\u00ean \u1ea9n n\u00f3 xu\u1ed1ng m\u00e0n h\u00ecnh th\u1ee9 hai, n\u1ed9i dung m\u00e0n h\u00ecnh \u0111\u1ea7u ti\u00ean do v\u1eady s\u1ebd t\u1ea3i nhanh h\u01a1n v\u00ec kh\u00f4ng ph\u1ea3i load l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn n\u1eefa.<\/p>\n\n\n\n<p>Ngo\u00e0i vi\u1ec7c t\u0103ng t\u1ed1c \u0111\u1ed9 duy\u1ec7t b\u00e0i post, page, vi\u1ec7c lo\u1ea1i b\u1ecf featured image c\u00f2n gi\u00fap t\u0103ng t\u1ed1c \u0111\u1ed9 duy\u1ec7t th\u01b0 m\u1ee5c, tag, hay b\u1ea5t c\u1ee9 d\u1ea1ng danh s\u00e1ch b\u00e0i vi\u1ebft n\u00e0o l\u00f4i featured image ra l\u00e0m \u1ea3nh \u0111\u1ea1i di\u1ec7n.<\/p>\n\n\n\n<p><strong>Ki\u1ebfn c\u00e0ng \u0111ang l\u00e0m \u0111i\u1ec1u n\u00e0y th\u1ebf n\u00e0o<\/strong>: Trang b\u1ea1n \u0111ang xem v\u1eabn d\u00f9ng featured image tr\u00ean c\u00e1c b\u00e0i vi\u1ebft c\u1ea7n thi\u1ebft, tuy nhi\u00ean v\u1edbi m\u1ed9t s\u1ed1 trang c\u1ee7a kh\u00e1ch h\u00e0ng kh\u00f4ng quan tr\u1ecdng t\u00ednh n\u0103ng n\u00e0y, t\u00f4i \u0111\u00e3 b\u1ecf n\u00f3 \u0111i v\u00e0 cho t\u1ed1c \u0111\u1ed9 t\u1ea3i trang nhanh h\u01a1n \u0111\u00e1ng k\u1ec3. Th\u01b0 m\u1ee5c c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 tr\u00f4ng h\u01a1i \u0111\u01a1n \u0111i\u1ec7u n\u1ebfu b\u1ecf \u1ea3nh l\u1edbn \u0111\u1ea7u trang, nh\u01b0ng \u0111i\u1ec1u n\u00e0y kh\u00f4ng n\u00ean qu\u00e1 lo l\u1eafng, v\u00ec ph\u1ea7n l\u1edbn l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp \u0111\u1ec1u v\u00e0o th\u1eb3ng trang post ho\u1eb7c page, ngh\u0129a l\u00e0 b\u1ea1n v\u1eabn c\u00f3 \u1ea3nh minh h\u1ecda trong b\u00e0i vi\u1ebft l\u00e0 \u0111\u01b0\u1ee3c, kh\u00f4ng nh\u1ea5t thi\u1ebft \u1ea3nh \u0111\u00f3 ph\u1ea3i l\u00e0 \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i.<\/p>\n\n\n\n<p><strong>P\/S<\/strong>: N\u1ebfu kh\u00e9o ch\u1ecdn giao di\u1ec7n b\u1ea1n v\u1eabn c\u00f3 kh\u1ea3 n\u0103ng kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i m\u00e0 tr\u00f4ng v\u1eabn \u0111\u1eb9p m\u1eaft, h\u00e3y nh\u00ecn c\u00e1ch m\u00e0 trang WPJohnny l\u00e0m, trang anh \u1ea5y tr\u00f4ng v\u1eabn r\u1ea5t b\u1eaft m\u1eaft:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter is-resized\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/khong-dung-anh-lon.png\" alt=\"kh\u00f4ng d\u00f9ng \u1ea3nh l\u1edbn \u0111\u1ea7u b\u00e0i\" class=\"wp-image-13509\" width=\"640\"\/><\/figure><\/div>\n\n\n<p>PS: trang Ki\u1ebfn c\u00e0ng c\u0169ng v\u1eeba \u0111\u01b0\u1ee3c t\u00f4i <a href=\"https:\/\/kiencang.net\/chuyen-muc-chi-tieu-de\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u00f9y bi\u1ebfn \u0111\u1ec3 trang th\u01b0 m\u1ee5c kh\u00f4ng hi\u1ec7n \u1ea3nh n\u1eefa<\/a>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"20-m\u1ed9t-s\u1ed1-k\u1ef9-thu\u1eadt-khac-khong-co-gi\u1edbi-h\u1ea1n-cu\u1ed1i-cung\"><span class=\"ez-toc-section\" id=\"20_Mot_so_ky_thuat_khac_%E2%80%93_khong_co_gioi_han_cuoi_cung\"><\/span><span style=\"background-color: #de0000; color: #ffffff;\">20. M\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c &#8211; kh\u00f4ng c\u00f3 gi\u1edbi h\u1ea1n cu\u1ed1i c\u00f9ng #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul><li><strong>\u01afu \u0111i\u1ec3m<\/strong>: tuy ch\u1ec9 l\u00e0 nh\u1eefng c\u00e1i nh\u1ecf, nh\u01b0ng nhi\u1ec1u c\u00e1i nh\u1ecf h\u1ee3p l\u1ea1i c\u00f3 th\u1ec3 \u0111em \u0111\u1ebfn c\u1ea3i thi\u1ec7n l\u1edbn;<\/li><li><strong>Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/strong>: \u0111\u00f2i h\u1ecfi b\u1ea1n ph\u1ea3i t\u00ecm hi\u1ec3u s\u00e2u v\u1ec1 web n\u00f3i chung v\u00e0 WordPress n\u00f3i ri\u00eang;<\/li><\/ul>\n\n\n\n<p>&#8212;<\/p>\n\n\n\n<p>\u0110\u00e2y c\u00f3 th\u1ec3 coi l\u00e0 c\u00e1c m\u1eb9o th\u00ec \u0111\u00fang h\u01a1n, v\u00ec n\u00f3 kh\u00e1 l\u00e0 nh\u1ecf v\u00e0 h\u01a1i tinh qu\u00e1i:<\/p>\n\n\n\n<ul><li><strong>T\u1ea3i tr\u01b0\u1edbc c\u00e1c li\u00ean k\u1ebft n\u1ed9i b\u1ed9<\/strong>: T\u1eadn d\u1ee5ng th\u1eddi gian r\u1ea3nh r\u1ed7i khi ng\u01b0\u1eddi d\u00f9ng \u0111ang xem trang \u0111\u1ec3 t\u1ea3i c\u00e1c li\u00ean k\u1ebft kh\u00e1c tr\u00ean trang \u0111\u00f3 m\u00e0 ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 click \u0111\u1ec3 xem ti\u1ebfp (nh\u1eefng li\u00ean k\u1ebft n\u1eb1m trong khung nh\u00ecn t\u00ecnh duy\u1ec7t). Hi\u1ec7n ch\u1ec9 c\u00f3 m\u1ed9t plugin m\u00e0 t\u00f4i bi\u1ebft h\u1ed7 tr\u1ee3 l\u00e0m c\u00f4ng vi\u1ec7c n\u00e0y l\u00e0 <a href=\"https:\/\/wordpress.org\/plugins\/flying-pages\/\" target=\"_blank\" rel=\"noopener noreferrer\">Flying Pages<\/a> (c\u00f9ng t\u00e1c gi\u1ea3 ph\u00e1t tri\u1ec3n plugin Flying Images). \u01afu \u0111i\u1ec3m c\u1ee7a c\u00e1ch l\u00e0m n\u00e0y l\u00e0 n\u00f3 c\u00f3 th\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 l\u00ean r\u1ea5t cao nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m kh\u00f4ng nh\u1ecf l\u00e0 \u0111\u00f2i h\u1ecfi hosting ph\u1ea3i m\u1ea1nh m\u1ebd, v\u00ec n\u1ebfu trang c\u00f3 nhi\u1ec1u li\u00ean k\u1ebft, host s\u1ebd ph\u1ea3i ho\u1ea1t \u0111\u1ed9ng t\u0103ng l\u00ean nhi\u1ec1u so v\u1edbi kh\u00f4ng s\u1eed d\u1ee5ng t\u00ednh n\u0103ng t\u1ea3i tr\u01b0\u1edbc. N\u1ebfu b\u1ea1n d\u00f9ng c\u00e1c h\u00ecnh th\u1ee9c t\u0103ng t\u1ed1c ph\u00eda m\u00e1y ch\u1ee7 nh\u01b0 Redis ho\u1eb7c Nginx FastCGI cache, n\u01a1i m\u00e0 cache \u0111\u01b0\u1ee3c l\u01b0u tr\u00ean RAM, vi\u1ec7c s\u1eed d\u1ee5ng plugin n\u00e0y s\u1ebd l\u00e0m b\u1ea1n t\u1ed1n RAM m\u00e1y ch\u1ee7 r\u1ea5t nhanh, nh\u01b0 m\u1ed9t trang t\u00f4i qu\u1ea3n l\u00fd t\u0103ng t\u1eeb 2 &#8211; 3 l\u1ea7n. Do v\u1eady \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 con dao 2 l\u01b0\u1ee1i n\u1ebfu b\u1ea1n d\u00f9ng t\u00f9y ti\u1ec7n. V\u1edbi cache tr\u00ean disk nh\u01b0 c\u00e1c plugin cache WP-Rocket hay Cache Enabler, v\u00e2n v\u00e2n th\u00ec plugin n\u00e0y t\u00f4i tin s\u1ebd kh\u00f4ng \u1ea3nh h\u01b0\u1edfng nhi\u1ec1u nh\u01b0 l\u00e0 \u0111\u1ed1i v\u1edbi cache ki\u1ec3u RAM. Khi n\u00e0o c\u00f3 c\u01a1 h\u1ed9i ki\u1ec3m tra th\u1ef1c t\u1ebf t\u00f4i s\u1ebd b\u1ed5 sung sau&#8230;T\u00f4i c\u00f3 vi\u1ebft b\u00e0i <a href=\"https:\/\/kiencang.net\/plugin-flying-pages\/\" target=\"_blank\" rel=\"noopener noreferrer\">gi\u1edbi thi\u1ec7u v\u1ec1 Flying Pages \u1edf \u0111\u00e2y<\/a>.<\/li><li>V\u1eabn n\u00f3i v\u1ec1 vi\u1ec7c t\u1ea3i tr\u01b0\u1edbc c\u00e1c li\u00ean k\u1ebft n\u1ed9i b\u1ed9, gi\u1ea3i ph\u00e1p dung h\u00f2a h\u01a1n l\u00e0 b\u1ea1n n\u00ean d\u00f9ng t\u00ednh n\u0103ng t\u1ea3i ngay khi hover chu\u1ed9t, \u0111\u00e2y ch\u00ednh l\u00e0 t\u00ednh n\u0103ng Instant click c\u00f3 tr\u00ean LiteSpeed ho\u1eb7c <a href=\"https:\/\/kiencang.net\/gioi-thieu-instant-page\/\" target=\"_blank\" rel=\"noreferrer noopener\">plugin Instant.page<\/a>;<\/li><li><a href=\"https:\/\/kiencang.net\/preload-prefetch-preconnect\/\" target=\"_blank\" rel=\"noopener noreferrer\">Preload, Prefetch v\u00e0 Preconnect<\/a>: M\u1ed9t t\u00ednh n\u0103ng t\u00f4i m\u1edbi ph\u00e1t hi\u1ec7n th\u1eddi gian g\u1ea7n \u0111\u00e2y, b\u1ea3n th\u00e2n plugin Flying Pages n\u00f3i \u1edf tr\u00ean \u00e1p d\u1ee5ng Prefetch. V\u1edbi 2 c\u00e1i c\u00f2n l\u1ea1i tuy kh\u00f4ng cho t\u1ed1c \u0111\u1ed9 c\u1ea3i thi\u1ec7n nhi\u1ec1u nh\u01b0ng l\u1ea1i r\u1ea5t d\u1ec5 tri\u1ec3n khai, ch\u1ec9 m\u1ed9t v\u00e0i \u0111o\u1ea1n m\u00e3 l\u00e0 xong, nh\u01b0ng d\u00f9 sao b\u1ea1n c\u0169ng kh\u00f4ng n\u00ean ki\u1ec3m tra l\u1ea1i, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c c\u1ea3i ti\u1ebfn th\u1ef1c s\u1ef1 \u0111em l\u1ea1i k\u1ebft qu\u1ea3.<\/li><li><a href=\"http:\/\/perfmatters.io\" target=\"_blank\" rel=\"noopener noreferrer\">Perfmatters<\/a> (xem ph\u1ea7n <a href=\"https:\/\/kiencang.net\/gioi-thieu-plugin-perfmatters\/\" target=\"_blank\" rel=\"noopener noreferrer\">gi\u1edbi thi\u1ec7u plugin Perfmatters \u1edf \u0111\u00e2y<\/a>) ho\u1eb7c <a href=\"http:\/\/tomasz-dobrzynski.com\" target=\"_blank\" rel=\"noopener noreferrer\">Gonzales<\/a> (xem ph\u1ea7n <a href=\"https:\/\/kiencang.net\/plugin-gonzales\/\">gi\u1edbi thi\u1ec7u plugin Gonzales \u1edf \u0111\u00e2y<\/a>) ho\u1eb7c <a href=\"https:\/\/wordpress.org\/plugins\/wp-asset-clean-up\/\" target=\"_blank\" rel=\"noopener noreferrer\">Asset CleanUp<\/a>: T\u00f4i bi\u1ebft \u0111\u1ebfn c\u00e1c plugin n\u00e0y kho\u1ea3ng 1 n\u0103m tr\u01b0\u1edbc trong nh\u00f3m chia s\u1ebb v\u1ec1 WP tr\u00ean Facebook. N\u00f3i chung n\u00f3 th\u00fa v\u1ecb v\u00ec \u0111\u00e2y l\u00e0 ki\u1ec3u t\u0103ng t\u1ed1c kh\u00e1 l\u1ea1: th\u00f4ng qua vi\u1ec7c t\u1eaft b\u1ecf c\u00e1c ch\u1ee9c n\u0103ng kh\u00f4ng c\u1ea7n thi\u1ebft, \u0111i k\u00e8m lu\u00f4n v\u1edbi vi\u1ec7c lo\u1ea1i b\u1ecf CSS v\u00e0 JS kh\u00f4ng d\u00f9ng (d\u01b0\u1edbi d\u1ea1ng file c\u1ee5 th\u1ec3). \u0110\u1eb7c bi\u1ec7t l\u00e0 t\u1eaft c\u00e1c ch\u1ee9c n\u0103ng m\u00e0 ch\u1ec9 c\u1ea7n tr\u00ean m\u1ed9t s\u1ed1 trang, trong khi to\u00e0n trang web l\u1ea1i kh\u00f4ng c\u1ea7n. N\u00f3i c\u00e1ch kh\u00e1c plugin n\u00e0y gi\u00fap b\u1ea1n ch\u1ec9 b\u1eadt ch\u1ee9c n\u0103ng tr\u00ean nh\u1eefng trang c\u1ea7n thi\u1ebft, qua \u0111\u00f3 t\u0103ng t\u1ed1c cho nh\u1eefng trang c\u00f2n l\u1ea1i. 3 Plugin n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn nhi\u1ec1u c\u00f3 l\u1ebd v\u00ec \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3 hi\u1ec7u qu\u1ea3, ng\u01b0\u1eddi d\u00f9ng ph\u1ea3i t\u01b0\u01a1ng \u0111\u1ed1i c\u00f3 hi\u1ec3u bi\u1ebft v\u1ec1 ch\u1ee9c n\u0103ng c\u1ee7a plugin, t\u00f4i tin r\u1eb1ng ai kh\u00f4ng bi\u1ebft s\u01a1 qua v\u1ec1 CSS, JS th\u00ec kh\u00f4ng n\u00ean d\u00f9ng. <\/li><li><strong>T\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 khu v\u1ef1c b\u00ecnh lu\u1eadn tr\u00ean WordPress<\/strong>: \u1ede nh\u1eefng trang web s\u00f4i \u0111\u1ed9ng, b\u00ecnh lu\u1eadn c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh v\u1ea5n \u0111\u1ec1 l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 t\u1ea3i trang, khi \u1ea5y b\u1ea1n c\u1ea7n t\u1ed1i \u01b0u cho n\u00f3. C\u00e1ch l\u00e0m r\u1ea5t \u0111\u01a1n gi\u1ea3n, kh\u00f4ng ph\u1ee9c t\u1ea1p v\u00e0 \u0111\u1ec1u c\u00f3 plugin h\u1ed7 tr\u1ee3 s\u1eb5n mi\u1ec5n ph\u00ed cho b\u1ea1n. V\u1ec1 c\u01a1 b\u1ea3n tri\u1ebft l\u00fd chung v\u1eabn l\u00e0 l\u00e0m gi\u1ea3m t\u1ea3i c\u00e0ng nhi\u1ec1u y\u00eau c\u1ea7u c\u00e0ng t\u1ed1t, v\u00e0 ph\u00e2n chia, c\u0169ng nh\u01b0 lazy load \u1ea3nh \u0111\u1ea1i di\u1ec7n \u0111\u1ec3 n\u00f3 kh\u00f4ng tr\u1edf th\u00e0nh g\u00e1nh n\u1eb7ng trong l\u01b0\u1ee3t t\u1ea3i \u0111\u1ea7u ti\u00ean. B\u1ea1n c\u00f3 th\u1ec3 xem chi ti\u1ebft <a href=\"https:\/\/kiencang.net\/tang-toc-khu-vuc-comment-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e1ch t\u0103ng t\u1ed1c khu v\u1ef1c comments \u1edf \u0111\u00e2y<\/a>.<\/li><li><strong>S\u1eed d\u1ee5ng \u1ea3nh m\u00e3 h\u00f3a base64<\/strong>: T\u0103ng t\u1ed1c web site qua vi\u1ec7c&nbsp;<a href=\"https:\/\/kiencang.net\/hinh-anh-ma-hoa-base64\/\" target=\"_blank\" rel=\"noopener noreferrer\">m\u00e3 h\u00f3a \u1ea3nh b\u1eb1ng base64<\/a> r\u1ed3i \u0111\u01b0a m\u00e3 tr\u1ef1c ti\u1ebfp v\u00e0o HTML, gi\u00fap cho trang kh\u00f4ng c\u1ea7n t\u1ea3i \u1ea3nh t\u1eeb li\u00ean k\u1ebft ngo\u00e0i n\u1eefa. Ch\u1ec9 khuy\u1ebfn kh\u00edch d\u00f9ng cho \u1ea3nh nh\u1ecf d\u01b0\u1edbi 3KB v\u00e0 kh\u00f4ng quan tr\u1ecdng, v\u00ed d\u1ee5 nh\u01b0 \u1ea3nh icon n\u00fat m\u1ea1ng x\u00e3 h\u1ed9i.<\/li><li><strong>S\u1eed d\u1ee5ng phi\u00ean b\u1ea3n PHP t\u0103ng t\u1ed1c<\/strong>: M\u1ed9t s\u1ed1 hosting cho ph\u00e9p b\u1ea1n ch\u1ecdn phi\u00ean b\u1ea3n PHP cho WordPress, th\u01b0\u1eddng th\u00ec phi\u00ean b\u1ea3n m\u1edbi h\u01a1n s\u1ebd gi\u00fap web c\u1ee7a b\u1ea1n ch\u1ea1y m\u01b0\u1ee3t h\u01a1n, n\u00ean b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn t\u00ednh n\u0103ng t\u1ef1 \u0111\u1ed9ng n\u00e2ng c\u1ea5p l\u00ean phi\u00ean b\u1ea3n PHP m\u1edbi nh\u1ea5t (n\u1ebfu c\u00f3). Ngo\u00e0i ra, c\u00f9ng m\u1ed9t phi\u00ean b\u1ea3n PHP, h\u1ecd c\u00f3 th\u1ec3 cung c\u1ea5p cho b\u1ea1n c\u00e1c bi\u1ebfn th\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng t\u0103ng t\u1ed1c h\u01a1n n\u1eefa. V\u00ed d\u1ee5 d\u01b0\u1edbi \u0111\u00e2y, t\u00f4i ch\u1ecdn phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t 7.2 v\u00e0 k\u1ebft h\u1ee3p FastCGI. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 n\u00f3 y\u00eau c\u1ea7u b\u1ea1n c\u00f3 RAM kh\u1ecfe h\u01a1n.<img loading=\"lazy\" decoding=\"async\" width=\"544\" height=\"166\" class=\"size-full wp-image-11365 aligncenter\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/02\/7.2-fastCGI.png\" alt=\"7.2 Fast CGI\"><\/li><li><strong>L\u00e0m s\u1ea1ch Database<\/strong>, lo\u1ea1i b\u1ecf c\u00e1c d\u1eef li\u1ec7u d\u01b0 th\u1eeba \u0111\u1ec3 qu\u00e1 l\u00e2u kh\u00f4ng c\u00f2n c\u1ea7n thi\u1ebft. Ch\u1eb3ng h\u1ea1n nh\u1eefng phi\u00ean b\u1ea3n c\u0169 c\u1ee7a b\u00e0i vi\u1ebft (<a href=\"https:\/\/kiencang.net\/revision-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">ch\u1ee9c n\u0103ng revision c\u1ee7a WordPresss<\/a>), c\u00e1i n\u00e0y c\u00f3 \u00edch khi m\u00e0 b\u1ea1n s\u1eeda ch\u1eefa kh\u00f4ng \u0111\u00fang th\u00ec b\u1ea1n c\u00f3 th\u1ec3 ph\u1ee5c h\u1ed3i nhanh ch\u00f3ng l\u1ea1i b\u00e0i, tuy nhi\u00ean theo th\u1eddi gian n\u00f3 s\u1ebd \u0111\u1ea7y l\u00ean r\u1ea5t nhi\u1ec1u, v\u00e0 t\u1ea5t nhi\u00ean c\u00f3 nhi\u1ec1u phi\u00ean b\u1ea3n c\u0169 b\u1ea1n kh\u00f4ng bao gi\u1edd d\u00f9ng \u0111\u1ebfn. T\u00f4i ch\u1ec9 c\u00f3 375 b\u00e0i vi\u1ebft nh\u01b0ng c\u00f3 \u0111\u1ebfn h\u01a1n 5000 phi\u00ean b\u1ea3n l\u01b0u tr\u1eef! M\u1ea5y h\u00f4m tr\u01b0\u1edbc v\u1eeba xo\u00e1 h\u1ebft r\u1ed3i. L\u01b0u \u00fd lu\u00f4n backup t\u00e0i li\u1ec7u tr\u01b0\u1edbc khi d\u1ecdn Database, ph\u00f2ng khi nh\u1ee1 tay ho\u1eb7c c\u00f3 sai s\u00f3t g\u00ec c\u00f2n c\u00f3 c\u00e1i ph\u1ee5c h\u1ed3i. Plugin \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u1ed1t v\u1ec1 kh\u1ea3 n\u0103ng l\u00e0m \u0111i\u1ec1u n\u00e0y l\u00e0 <a href=\"https:\/\/kiencang.net\/plugin-wp-optimize\/\" target=\"_blank\" rel=\"noopener noreferrer\"><strong>WP-Optimize<\/strong><\/a>. P\/S: H\u00f3a ra <a href=\"https:\/\/kiencang.net\/toi-uu-database-wordpress\/\" target=\"_blank\" rel=\"noopener noreferrer\">t\u1ed1i \u01b0u h\u00f3a c\u01a1 s\u1edf d\u1eef li\u1ec7u trong WordPress<\/a> ph\u1ee9c t\u1ea1p h\u01a1n t\u00f4i ngh\u0129 nhi\u1ec1u. V\u00e0 \u0111\u1ec3 t\u1ed1i \u01b0u s\u00e2u b\u1ea1n n\u00ean n\u00e2ng c\u1ea5p l\u00ean c\u00e1c plugin tr\u1ea3 ph\u00ed,&#8230; M\u1ed9t c\u1ea3n tr\u1edf n\u1eefa l\u00e0 b\u1ea1n c\u1ea7n ph\u1ea3i am hi\u1ec3u nh\u1ea5t \u0111\u1ecbnh v\u1ec1 plugin, theme th\u00ec vi\u1ec7c t\u1ed1i \u01b0u m\u1edbi tr\u00e1nh \u0111\u01b0\u1ee3c l\u1ed7i. N\u1ebfu b\u1ea1n c\u1ea7n m\u1ed9t c\u00e1i t\u00ean l\u00e0m t\u1ed1t c\u00f4ng vi\u1ec7c n\u00e0y th\u00ec <a href=\"https:\/\/kiencang.net\/plugin-advanced-database-cleaner\/\" target=\"_blank\" rel=\"noopener noreferrer\">Advanced Database Cleaner<\/a> l\u00e0 l\u1ef1a ch\u1ecdn x\u1ee9ng \u0111\u00e1ng.<\/li><li><strong>H\u1ea1n ch\u1ebf t\u1ed1i \u0111a c\u00e1c li\u00ean k\u1ebft ngo\u00e0i kh\u00f4ng c\u1ea7n thi\u1ebft<\/strong>. Ch\u1eb3ng h\u1ea1n n\u1ebfu c\u1ea3m th\u1ea5y kh\u00f4ng c\u1ea7n n\u00fat chia s\u1ebb Twiter, Printest th\u00ec kh\u00f4ng n\u00ean g\u1eafn v\u00e0o web. Nh\u1eefng li\u00ean k\u1ebft ngo\u00e0i s\u1ebd l\u00e0m t\u0103ng th\u1eddi gian t\u1ea3i trang.<\/li><li><strong>H\u1ea1n ch\u1ebf c\u00e1c li\u00ean k\u1ebft chuy\u1ec3n h\n\u01b0\u1edbng<\/strong>. T\u00f4i t\u1eebng ph\u1ea1m l\u1ed7i n\u00e0y khi chuy\u1ec3n t\u1eeb kh\u00f4ng-www sang c\u00f3-www, l\u00e0m m\u1ed9t s\u1ed1 \u1ea3nh t\u00f4i ch\u01b0a chuy\u1ec3n b\u1ecb v\u1ea5n \u0111\u1ec1 chuy\u1ec3n h\u01b0\u1edbng, \u1ea3nh th\u00ec v\u1eabn hi\u1ec7n ra th\u00f4i nh\u01b0ng n\u00f3 m\u1ea5t c\u00f4ng chuy\u1ec3n h\u01b0\u1edbng ng\u1ea5m ng\u1ea7m. T\u1ef1 d\u01b0ng th\u00ec kh\u00f4ng ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c l\u1ed7i n\u00e0y \u0111\u00e2u v\u00ec v\u1ec1 m\u1eb7t hi\u1ec3n th\u1ecb kh\u00f4ng c\u00f3 g\u00ec thay \u0111\u1ed5i. B\u1ea1n n\u00ean d\u00f9ng c\u00f4ng c\u1ee5 t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 t\u1ea3i trang \u0111\u1ec3 ki\u1ec3m tra, v\u00ed d\u1ee5 nh\u01b0 c\u1ee7a <a href=\"https:\/\/tools.pingdom.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">tools.pingdom<\/a>. B\u1ea1n v\u00e0o nh\u1eefng c\u00f4ng c\u1ee5 th\u1ebf n\u00e0y c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c nhi\u1ec1u th\u1ee9 hay ho h\u01a1n n\u1eefa. T\u1eeb kho\u00e1 tra:&nbsp;<strong>Website speed test.&nbsp;<\/strong>V\u1ec1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a chuy\u1ec3n h\u01b0\u1edbng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 website, b\u1ea1n tham kh\u1ea3o b\u00e0i vi\u1ebft n\u00e0y: <a href=\"https:\/\/kiencang.net\/toi-thieu-hoa-chuyen-huong\/\" target=\"_blank\" rel=\"noopener noreferrer\">https:\/\/kiencang.net\/toi-thieu-hoa-chuyen-huong\/<\/a><\/li><\/ul>\n\n\n\n<p><strong>Bonus<\/strong>: C\u00e1c k\u1ef9 n\u0103ng, c\u00f4ng c\u1ee5 t\u0103ng t\u1ed1c WordPress thay \u0111\u1ed5i th\u01b0\u1eddng xuy\u00ean, b\u1ea1n c\u00f3 th\u1ec3 gh\u00e9 th\u0103m m\u1ed9t s\u1ed1 nh\u00f3m Facebook ho\u1eb7c trang web sau \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam nhi\u1ec1u th\u00f4ng tin b\u1ed5 \u00edch (h\u1ea7u h\u1ebft l\u00e0 ti\u1ebfng Anh, nh\u01b0ng l\u00e0 ti\u1ebfng Anh k\u1ef9 thu\u1eadt, \u0111\u01a1n gi\u1ea3n l\u00e0 ph\u1ea7n nhi\u1ec1u n\u00ean c\u00e1c b\u1ea1n c\u1ee9 t\u1ef1 tin nh\u00e9).<\/p>\n\n\n\n<ul><li>Nh\u00f3m <a href=\"https:\/\/www.facebook.com\/groups\/wordpressspeedup\/\" target=\"_blank\" rel=\"noopener noreferrer\">WordPress Speed Up<\/a> (nh\u00f3m r\u1ea5t \u0111\u00f4ng th\u00e0nh vi\u00ean);<\/li><li>Website <a href=\"https:\/\/wpspeedmatters.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">WP Speed Matter<\/a> (b\u1ea1n s\u1ebd ng\u1ea1c nhi\u00ean v\u1ec1 t\u1ed1c \u0111\u1ed9 c\u1ee7a trang n\u00e0y);<\/li><li>Nh\u00f3m<a href=\"https:\/\/www.facebook.com\/groups\/wpspeedmatters\/\" target=\"_blank\" rel=\"noopener noreferrer\"> WordPress Speed Matters<\/a> (c\u0169ng thu\u1ed9c v\u1ec1 t\u00e1c gi\u1ea3 c\u1ee7a website tr\u00ean);<\/li><li>Website <a href=\"https:\/\/wpjohnny.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">WPJohnny<\/a> (h\u00ecnh nh\u01b0 b\u1ea1n n\u00e0y g\u1ed1c Vi\u1ec7t Nam, th\u1ea5y t\u00ean l\u00e0 Johnny Nguyen);<\/li><li>Website Speed.Family (!), t\u00f4i th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt c\u00e1c k\u1ef9 thu\u1eadt t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 cho WordPress;<\/li><\/ul>\n\n\n\n<p>C\u00f3 m\u1ed9t trang ti\u1ebfng Vi\u1ec7t c\u1ee7a anh ch\u00e0ng \u0111a t\u00e0i LQ2&#8230; LQ2 c\u00f3 b\u00e0i t\u1ed5ng quan s\u00e2u v\u1ec1 <a href=\"https:\/\/noisystream.lq2music.com\/2018\/01\/cai-dat-mot-web-server-toi-uu-ve-toc-do\/\" target=\"_blank\" rel=\"noopener noreferrer\">c\u00e0i \u0111\u1eb7t web server t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9<\/a>, r\u1ea5t \u0111\u00e1ng \u0111\u1ec3 tham kh\u1ea3o th\u00eam.<\/p>\n\n\n\n<p>~~~<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"21-k\u1ebft-lu\u1eadn\"><span class=\"ez-toc-section\" id=\"21_Ket_luan\"><\/span><span style=\"background-color: #ff0000; color: #ffffff;\">21. K\u1ebft lu\u1eadn #<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Kh\u00f4ng c\u00f3 c\u00f4ng c\u1ee5 n\u00e0o &#8220;t\u1ed1t v\u1edbi t\u1ea5t c\u1ea3 m\u1ecdi ng\u01b0\u1eddi&#8221;, lu\u00f4n c\u00f3 c\u00e1i g\u00ec \u0111\u00f3 th\u00ec h\u1ee3p v\u1edbi b\u1ea1n nh\u01b0ng l\u1ea1i kh\u00f4ng h\u1ee3p v\u1edbi ng\u01b0\u1eddi kh\u00e1c v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, \u0111\u00e2y l\u00e0 chuy\u1ec7n th\u01b0\u1eddng t\u00ecnh v\u00ec m\u1ed7i ng\u01b0\u1eddi c\u00f3 m\u1ed9t nhu c\u1ea7u ri\u00eang. H\u00e3y th\u1eed nghi\u1ec7m \u0111\u1ec3 t\u00ecm ra c\u00e1i ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi b\u1ea1n nh\u00e9.<\/p>\n\n\n\n<p>Gi\u1edd ch\u00fang ta xem l\u1ea1i ti\u00eau \u0111\u1ec1 m\u1ed9t ch\u00fat. N\u1ebfu c\u00f3 kinh ph\u00ed \u1ed5n, b\u1ea1n d\u1ec5 d\u00e0ng l\u00e0m \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u sau:<\/p>\n\n\n\n<ul><li>Ch\u1ecdn \u0111\u01b0\u1ee3c host t\u1ed1t, c\u00f3 RAM t\u1ed1t, dung l\u01b0\u1ee3ng t\u1ed1t, c\u00e0i c\u1eafm s\u1eb5n nhi\u1ec1u c\u00f4ng c\u1ee5 n\u1ec1n t\u1ea3ng gi\u00fap t\u0103ng t\u1ed1c;<\/li><li>Mua \u0111\u01b0\u1ee3c plugin t\u0103ng t\u1ed1c m\u00e0 kh\u00f4ng ph\u1ea3i ng\u1ea1i gi\u00e1 c\u1ea3, c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn g\u1ea7n 100 \u0111\u00f4 v\u1edbi W3 Total Cache hay g\u1ea7n 50 \u0111\u00f4 nh\u01b0 WP-Rocket;<\/li><li>Trong tr\u01b0\u1eddng h\u1ee3p b\u1eaft bu\u1ed9c ph\u1ea3i d\u00f9ng CDN c\u0169ng kh\u00f4ng th\u00e0nh v\u1ea5n \u0111\u1ec1;<\/li><\/ul>\n\n\n\n<p>\u0110\u00fang, m\u1ea1nh v\u00ec g\u1ea1o b\u1ea1o v\u00ec ti\u1ec1n s\u1ebd thu\u1eadn l\u1ee3i h\u01a1n, tuy nhi\u00ean ngay c\u1ea3 khi kh\u00f4ng c\u00f3 \u0111\u1ed3ng n\u00e0o trong tay b\u1ea1n c\u0169ng d\u1ec5 d\u00e0ng t\u0103ng t\u1ed1c \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1c bi\u1ec7n ph\u00e1p nh\u01b0:<\/p>\n\n\n\n<ul><li>T\u1eadn d\u1ee5ng OpenLiteSpeed;<\/li><li>X\u00f3a b\u1ecf plugin d\u01b0 th\u1eeba;<\/li><li>Ch\u1ecdn theme t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 mi\u1ec5n ph\u00ed;<\/li><li>T\u1ed1i \u01b0u ho\u00e1 \u1ea3nh;<\/li><li>Cache ph\u00eda m\u00e1y kh\u00e1ch ch\u1ec9 b\u1eb1ng m\u1ed9t \u0111o\u1ea1n code;<\/li><li>Plugin cache t\u0129nh mi\u1ec5n ph\u00ed;<\/li><li>V\u00e0 m\u1ed9t v\u00e0i m\u1eb9o l\u1eb7t v\u1eb7t kh\u00e1c;<\/li><\/ul>\n\n\n\n<p>Cu\u1ed1i c\u00f9ng th\u00ec chuy\u1ec7n t\u0103ng t\u1ed1c \u0111\u1ed9 website c\u0169ng nh\u01b0 chuy\u1ec7n l\u00e0m gi\u00e0u v\u1eady. B\u1ea1n kh\u00f4ng ph\u1ea3i tr\u1edf th\u00e0nh ng\u01b0\u1eddi gi\u00e0u nh\u1ea5t m\u1edbi tho\u1ea3i m\u00e1i, t\u01b0\u01a1ng t\u1ef1 b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 website nhanh nh\u1ea5t th\u1ebf gi\u1edbi, hay Vi\u1ec7t Nam, hay ngay c\u1ea3 trong l\u0129nh v\u1ef1c c\u1ee7a ri\u00eang b\u1ea1n.<\/p>\n\n\n\n<p>T\u1ea1i sao l\u1ea1i nh\u01b0 v\u1eady? C\u00f3 ai kh\u00f4ng mu\u1ed1n website nhanh nh\u1ea5t?<\/p>\n\n\n\n<p>B\u1edfi v\u00ec m\u1ecdi th\u1ee9 \u0111\u1ec1u c\u1ea7n chi ph\u00ed. B\u1ea1n c\u00e0ng mu\u1ed1n website nhanh v\u00e0 \u1ed5n \u0111\u1ecbnh s\u1ebd c\u00e0ng t\u1ed1n ti\u1ec1n, c\u00f4ng s\u1ee9c, v\u00e0 c\u00e0ng v\u1ec1 sau chi ph\u00ed b\u1ecf ra \u0111\u1ec3 c\u1eaft gi\u1ea3m 0,1 gi\u00e2y s\u1ebd c\u00e0ng \u0111\u1eaft \u0111\u1ecf. 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