{"id":13244,"date":"2019-03-17T18:22:09","date_gmt":"2019-03-17T11:22:09","guid":{"rendered":"https:\/\/speed.family\/?p=13244"},"modified":"2023-07-24T17:56:31","modified_gmt":"2023-07-24T10:56:31","slug":"toi-uu-hoa-toc-do-web-tong-quan-chuong-1","status":"publish","type":"post","link":"https:\/\/kiencang.net\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 website cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u (Ch\u01b0\u01a1ng 1)"},"content":{"rendered":"\n<p><em>B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn chuy\u00ean s\u00e2u n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n th\u1ea5y vi\u1ec7c c\u00f3 m\u1ed9t website t\u1ea3i nhanh quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o. Ngo\u00e0i ra l\u00e0 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 m\u1eb9o m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ti\u1ebfn h\u00e0nh (DIY) \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trang.<\/em><\/p>\n\n\n\n<p>T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, t\u1ed1c \u0111\u1ed9 trang web (website performance optimization) &#8211; t\u00e2m \u0111i\u1ec3m c\u1ee7a thi\u1ebft k\u1ebf trang web v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 c\u00f4ng ngh\u1ec7 l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh quy\u1ebft \u0111\u1ecbnh th\u00e0nh c\u00f4ng cho c\u00e1c doanh nghi\u1ec7p tr\u1ef1c tuy\u1ebfn hi\u1ec7n \u0111\u1ea1i (modern online businesses). <\/p>\n\n\n\n<p>Suy cho c\u00f9ng th\u00ec ch\u00ednh hi\u1ec7u su\u1ea5t k\u00e9m \u1ea5n t\u01b0\u1ee3ng s\u1ebd gi\u1ebft ch\u1ebft l\u1ee3i nhu\u1eadn doanh nghi\u1ec7p khi ng\u01b0\u1eddi d\u00f9ng b\u1ecb tra t\u1ea5n b\u1eb1ng vi\u1ec7c ph\u1ea3i \u0111\u1ee3i c\u00e1c trang web ch\u1eadm ch\u1ea1p, ng\u01b0\u1eddi xem b\u1ef1c b\u1ed9i s\u1eb5n s\u00e0ng t\u00ecm c\u00e1c trang kh\u00e1c thay th\u1ebf (alternatives) &#8211; thi\u1ebfu ki\u00ean nh\u1eabn (impatience) l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh trong th\u1eddi \u0111\u1ea1i k\u1ef9 thu\u1eadt s\u1ed1 ng\u00e0y nay!<\/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-6577d74e6e79f\" ><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-6577d74e6e79f\"  type=\"checkbox\" id=\"item-6577d74e6e79f\"><\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Va_day_nhanh_toc_do_ban_hang\" title=\"V\u00e0 \u0111\u1ea9y nhanh t\u1ed1c \u0111\u1ed9 b\u00e1n h\u00e0ng!\">V\u00e0 \u0111\u1ea9y nhanh t\u1ed1c \u0111\u1ed9 b\u00e1n h\u00e0ng!<\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Chinh_xac_thi_toc_do_trang_web_la_gi_vay\" title=\"Ch\u00ednh x\u00e1c th\u00ec t\u1ed1c \u0111\u1ed9 trang web l\u00e0 g\u00ec v\u1eady?\">Ch\u00ednh x\u00e1c th\u00ec t\u1ed1c \u0111\u1ed9 trang web l\u00e0 g\u00ec v\u1eady?<\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Cham_u_Nhung_cham_la_the_nao\" title=\"Ch\u1eadm \u01b0? Nh\u01b0ng ch\u1eadm l\u00e0 th\u1ebf n\u00e0o? \">Ch\u1eadm \u01b0? Nh\u01b0ng ch\u1eadm l\u00e0 th\u1ebf n\u00e0o? <\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Va_chuyen_gi_xay_ra_neu_ho_khong_toi_uu\" title=\"V\u00e0 chuy\u1ec7n g\u00ec x\u1ea3y ra n\u1ebfu h\u1ecd kh\u00f4ng t\u1ed1i \u01b0u?\">V\u00e0 chuy\u1ec7n g\u00ec x\u1ea3y ra n\u1ebfu h\u1ecd kh\u00f4ng t\u1ed1i \u01b0u?<\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Va_dieu_gi_xay_ra_khi_chung_ta_tang_toc\" title=\"V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00fang ta t\u0103ng t\u1ed1c?\">V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00fang ta t\u0103ng t\u1ed1c?<\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Chap_nhan_y_tuong_hieu_suat_trang_web_%E2%80%93_Khoa_hoc_than_kinh_va_Nhip_dieu\" title=\"Ch\u1ea5p nh\u1eadn \u00fd t\u01b0\u1edfng hi\u1ec7u su\u1ea5t trang web &#8211; Khoa h\u1ecdc th\u1ea7n kinh v\u00e0 Nh\u1ecbp \u0111i\u1ec7u\">Ch\u1ea5p nh\u1eadn \u00fd t\u01b0\u1edfng hi\u1ec7u su\u1ea5t trang web &#8211; Khoa h\u1ecdc th\u1ea7n kinh v\u00e0 Nh\u1ecbp \u0111i\u1ec7u<\/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\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/#Cau_hoi_hoc_bua_ve_tam_ly_hoc_thuc_dung\" title=\"C\u00e2u h\u1ecfi h\u00f3c b\u00faa v\u1ec1 t\u00e2m l\u00fd h\u1ecdc th\u1ef1c d\u1ee5ng\">C\u00e2u h\u1ecfi h\u00f3c b\u00faa v\u1ec1 t\u00e2m l\u00fd h\u1ecdc th\u1ef1c d\u1ee5ng<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"va-d\u1ea9y-nhanh-t\u1ed1c-d\u1ed9-ban-hang\"><span class=\"ez-toc-section\" id=\"Va_day_nhanh_toc_do_ban_hang\"><\/span>V\u00e0 \u0111\u1ea9y nhanh t\u1ed1c \u0111\u1ed9 b\u00e1n h\u00e0ng!<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Ch\u00fang t\u00f4i vi\u1ebft s\u00e1u ch\u01b0\u01a1ng chuy\u00ean s\u00e2u h\u01b0\u1edbng d\u1eabn v\u1ec1 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 cho b\u1ea1n th\u1ea5y t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c c\u00f3 \u0111\u01b0\u1ee3c trang web t\u1ed1c \u0111\u1ed9 cao (snappy website)! C\u00f3 v\u00f4 s\u1ed1 nghi\u00ean c\u1ee9u v\u00e0 ki\u1ec3m tra benchmark\/\u0111i\u1ec3m chu\u1ea9n ch\u1ee9ng minh t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 t\u1ea3i trang l\u00e0 m\u1ed9t trong nh\u1eefng chi ph\u00ed \u0111\u1ea7u t\u01b0 ph\u1ea3i ch\u0103ng nh\u1ea5t v\u00e0 c\u00f3 ROI cao nh\u1ea5t!<\/p>\n\n\n\n<p>Trong h\u01b0\u1edbng d\u1eabn ngay sau \u0111\u00e2y, ch\u00fang t\u00f4i c\u1ed1 g\u1eafng gi\u1ea3i th\u00edch chi ti\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 k\u1ef9 thu\u1eadt \u0111\u1ed3ng th\u1eddi \u0111\u01b0a ra cho b\u1ea1n h\u01b0\u1edbng d\u1eabn d\u1ec5 th\u1ef1c hi\u1ec7n \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u tri\u1ec3n khai ngay l\u1eadp t\u1ee9c! Ch\u00fang t\u00f4i hy v\u1ecdng b\u1ea1n s\u1ebd th\u1ea5y n\u00f3 c\u00f3 \u00edch v\u00e0 \u0111\u00e1ng \u0111\u1ec3 chia s\u1ebb!<\/p>\n\n\n\n<p>Trang web c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang cao k\u00edch th\u00edch ng\u01b0\u1eddi d\u00f9ng tr\u1ea3i nghi\u1ec7m, t\u01b0\u01a1ng t\u00e1c, quay tr\u1edf l\u1ea1i v\u00e0 d\u0129 nhi\u00ean: t\u0103ng doanh s\u1ed1. Ph\u1ea3n h\u1ed3i trang web t\u1ee9c th\u1eddi l\u00e0m t\u0103ng t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i (conversion rates), v\u00e0 m\u1ed7i 1 gi\u00e2y ch\u1eadm tr\u1ec5 trong vi\u1ec7c t\u1ea3i trang l\u00e0m gi\u1ea3m s\u1ef1 h\u00e0i l\u00f2ng c\u1ee7a kh\u00e1ch h\u00e0ng (customer satisfaction) 16 ph\u1ea7n tr\u0103m, gi\u1ea3m l\u01b0\u1ee3t xem trang (page view) 11 ph\u1ea7n tr\u0103m v\u00e0 gi\u1ea3m chuy\u1ec3n \u0111\u1ed5i 7 ph\u1ea7n tr\u0103m, c\u00e1c con s\u1ed1 tr\u00ean \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn t\u1eeb nghi\u00ean c\u1ee9u g\u1ea7n \u0111\u00e2y c\u1ee7a <a href=\"http:\/\/loadstorm.com\/2014\/04\/infographic-web-performance-impacts-conversion-rates\/\" target=\"_blank\" rel=\"noreferrer noopener\">Aberdeen Group<\/a>.<\/p>\n\n\n\n<p><strong>Ch\u01b0\u01a1ng 1: Gi\u1edbi thi\u1ec7u v\u1ec1 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 trang web<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"chinh-xac-thi-t\u1ed1c-d\u1ed9-trang-web-la-gi-v\u1eady\"><span class=\"ez-toc-section\" id=\"Chinh_xac_thi_toc_do_trang_web_la_gi_vay\"><\/span>Ch\u00ednh x\u00e1c th\u00ec t\u1ed1c \u0111\u1ed9 trang web l\u00e0 g\u00ec v\u1eady?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Thu\u1eadt ng\u1eef t\u1ed1c \u0111\u1ed9 trang (page speed) v\u1ec1 c\u01a1 b\u1ea3n \u0111\u1ec1 c\u1eadp \u0111\u1ebfn \u0111\u1ed9 d\u00e0i th\u1eddi gian m\u00e0 trang web ho\u1eb7c n\u1ed9i dung \u0111a ph\u01b0\u01a1ng ti\u1ec7n kh\u00e1c t\u1ea3i t\u1eeb m\u00e1y ch\u1ee7 web v\u00e0 hi\u1ec3n th\u1ecb tr\u00ean tr\u00ecnh duy\u1ec7t web ng\u01b0\u1eddi d\u00f9ng (requesting web browser). Th\u1eddi gian t\u1ea3i trang (page load time) l\u00e0 kho\u1ea3ng th\u1eddi gian gi\u1eefa l\u00fac click v\u00e0o li\u00ean k\u1ebft v\u00e0 l\u00fac hi\u1ec3n th\u1ecb to\u00e0n b\u1ed9 n\u1ed9i dung (entire content) t\u1eeb trang web tr\u00ean tr\u00ecnh duy\u1ec7t web y\u00eau c\u1ea7u.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"235\" height=\"300\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/page-load-time.png\" alt=\"\" class=\"wp-image-13250\"\/><figcaption class=\"wp-element-caption\">&#8211; Th\u1eddi gian t\u1ea3i trang<\/figcaption><\/figure><\/div>\n\n\n<p>C\u00f3 ba y\u1ebfu t\u1ed1 c\u1ed1t l\u00f5i c\u1ea7n ph\u1ea3i hi\u1ec3u v\u1ec1 t\u1ed1c \u0111\u1ed9 trang trong b\u1ed1i c\u1ea3nh c\u1ee7a tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng v\u00e0 hi\u1ec7u su\u1ea5t website:<\/p>\n\n\n\n<ul>\n<li>Quan \u0111i\u1ec3m v\u1ec1 th\u1eddi gian trong vi\u1ec7c ph\u00e2n ph\u1ed1i t\u00e0i li\u1ec7u \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u song song v\u1edbi n\u1ed9i dung HTML k\u00e8m theo (accompanying) cho tr\u00ecnh duy\u1ec7t. <\/li>\n\n\n\n<li>Tr\u00ecnh duy\u1ec7t \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u t\u1ea3i trang.<\/li>\n\n\n\n<li>Quan \u0111i\u1ec3m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i (end-user) khi trang web \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u hi\u1ec3n th\u1ecb tr\u00ean tr\u00ecnh duy\u1ec7t &#8211; \u0111\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p th\u1ef1c nghi\u1ec7m quan tr\u1ecdng nh\u1ea5t\/c\u0103n b\u1ea3n nh\u1ea5t \u0111\u1ec3 \u0111o t\u1ed1c \u0111\u1ed9 trang web.<\/li>\n<\/ul>\n\n\n\n<p>Hi\u1ec7u su\u1ea5t trang web cu\u1ed1i c\u00f9ng <strong>\u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1ee9 h\u1ea1ng tr\u00ean m\u00e1y t\u00ecm ki\u1ebfm<\/strong> d\u1ef1a theo c\u00e1c thu\u1eadt to\u00e1n \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ed9c quy\u1ec1n v\u00e0 b\u00ed m\u1eadt (c\u1ee7a c\u00e1c c\u00f4ng ty m\u00e1y t\u00ecm ki\u1ebfm\/ND), k\u1ebft h\u1ee3p c\u00e1c y\u1ebfu t\u1ed1 quan tr\u1ecdng bao g\u1ed3m t\u1ed1c \u0111\u1ed9 trang, tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, \u0111\u00e1p \u1ee9ng c\u1ee7a trang web v\u00e0 r\u1ea5t nhi\u1ec1u ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t kh\u00e1c c\u1ee7a website.<\/p>\n\n\n\n<p>Nguy\u00ean t\u1eafc t\u1ed1i quan tr\u1ecdng trong vi\u1ec7c t\u1ed1i \u0111a h\u00f3a hi\u1ec7u su\u1ea5t trang web l\u00e0 t\u1eadp trung v\u00e0o t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 trang ngay t\u1eeb l\u00fac ban \u0111\u1ea7u. C\u00e1c plugin t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, c\u00e1c \u0111o\u1ea1n m\u00e3 ph\u00eda m\u00e1y ch\u1ee7, v\u00e0 c\u00e1c \u0111i\u1ec1u ch\u1ec9nh\/tinh ch\u1ec9nh cu\u1ed1i c\u00f9ng ch\u1ec9 c\u00f3 t\u00e1c \u0111\u1ed9ng t\u1ed1i thi\u1ec3u &#8211; cho d\u00f9 l\u00e0 \u0111\u00e1ng ch\u00fa \u00fd &#8211; \u1ea3nh h\u01b0\u1edfng l\u00ean t\u1ed1c \u0111\u1ed9 trang v\u00e0 th\u1eddi gian t\u1ea3i trang. Tuy nhi\u00ean, nh\u1eefng nh\u00e0 ph\u00e1t tri\u1ec3n web v\u00e0 ch\u1ee7 doanh nghi\u1ec7p kinh doanh tr\u1ef1c tuy\u1ebfn c\u00f3 xu h\u01b0\u1edbng kh\u00f4ng \u0111\u00e1nh gi\u00e1 cao t\u1ea7m quan tr\u1ecdng c\u1ee7a th\u1eddi gian t\u1ea3i trang trong c\u00e1c chi\u1ebfn l\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 thi\u1ebft k\u1ebf website c\u1ee7a h\u1ecd.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ch\u1eadm-\u01b0-nh\u01b0ng-ch\u1eadm-la-th\u1ebf-nao\"><span class=\"ez-toc-section\" id=\"Cham_u_Nhung_cham_la_the_nao\"><\/span>Ch\u1eadm \u01b0? Nh\u01b0ng ch\u1eadm l\u00e0 th\u1ebf n\u00e0o? <span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>L\u00e0 b\u1ea5t k\u1ef3 \u0111i\u1ec1u g\u00ec ch\u1eadm h\u01a1n so v\u1edbi m\u1ed9t c\u00e1i ch\u1edbp m\u1eaft &#8211; t\u1ee9c l\u00e0 <a href=\"http:\/\/www.nytimes.com\/2012\/03\/01\/technology\/impatient-web-users-flee-slow-loading-sites.html?pagewanted=all\">400 mili gi\u00e2y<\/a>. C\u00e1c k\u1ef9 s\u01b0 c\u1ee7a Google ph\u00e1t hi\u1ec7n ra r\u1eb1ng th\u1eddi gian t\u1ea3i trang c\u00f3 \u0111\u1ed9 d\u00e0i c\u1ea3m nh\u1eadn v\u1eeba \u0111\u1ee7 0,4 gi\u00e2y l\u00e0 \u0111\u1ee7 d\u00e0i \u0111\u1ec3 l\u00e0m ng\u01b0\u1eddi d\u00f9ng t\u00ecm ki\u1ebfm \u00edt \u0111i.<\/p>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 \u0111\u00e3 \u0111i m\u1ed9t ch\u1eb7ng \u0111\u01b0\u1eddng d\u00e0i trong n\u1ed7 l\u1ef1c c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng internet. Th\u1ebf gi\u1edbi m\u1ea1ng qu\u00e1 \u0111\u00f4ng \u0111\u00fac c\u1ee7a nh\u1eefng n\u0103m 1990 \u0111\u01b0\u1ee3c g\u00e1n nh\u00e3n m\u1ed9t c\u00e1ch ch\u00e2m bi\u1ebfm l\u00e0 World Wide Wait (\u0110\u1ee3i ch\u1edd), nh\u01b0ng c\u00e1c s\u00e1ng ch\u1ebf trong c\u1ed9ng \u0111\u1ed3ng v\u00e0 c\u00f4ng ngh\u1ec7 m\u1ea1ng \u0111\u00e3 c\u00e1ch m\u1ea1ng h\u00f3a c\u00e1ch th\u00f4ng tin k\u1ef9 thu\u1eadt s\u1ed1 truy\u1ec1n t\u1ea3i qua internet. Th\u1ebf h\u1ec7 k\u1ebf ti\u1ebfp c\u1ee7a kinh doanh tr\u1ef1c tuy\u1ebfn c\u00f3 t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n l\u1ef1c h\u1ecd c\u1ea7n \u0111\u1ec3 ph\u00e2n ph\u1ed1i n\u1ed9i dung t\u1ee9c th\u1eddi (instantaneously), nh\u01b0ng \u0111\u1ec3 t\u1eadn d\u1ee5ng v\u00e0 b\u1ed5 sung c\u00e1c ngu\u1ed3n l\u1ef1c n\u00e0y, c\u00e1c doanh nghi\u1ec7p c\u1ea7n t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 trang web \u0111\u1ec3 n\u00f3 \u0111em l\u1ea1i tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote\">\n<p>Chuy\u00ean gia t\u1ed1c \u0111\u1ed9, nh\u00e0 khoa h\u1ecdc m\u00e1y t\u00ednh c\u1ee7a Microsoft l\u00e0 Harry Shum tin r\u1eb1ng 0,25 gi\u00e2y kh\u00e1c bi\u1ec7t trong t\u1ed1c \u0111\u1ed9 t\u1ea3i trang &#8211; nhanh h\u01a1n ho\u1eb7c ch\u1eadm h\u01a1n &#8211; l\u00e0 con s\u1ed1 k\u1ef3 di\u1ec7u ch\u1ec9 ra l\u1ee3i th\u1ebf c\u1ea1nh tranh c\u1ee7a c\u00e1c doanh nghi\u1ec7p tr\u1ef1c tuy\u1ebfn.<\/p>\n<\/blockquote>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"va-chuy\u1ec7n-gi-x\u1ea3y-ra-n\u1ebfu-h\u1ecd-khong-t\u1ed1i-\u01b0u\"><span class=\"ez-toc-section\" id=\"Va_chuyen_gi_xay_ra_neu_ho_khong_toi_uu\"><\/span>V\u00e0 chuy\u1ec7n g\u00ec x\u1ea3y ra n\u1ebfu h\u1ecd kh\u00f4ng t\u1ed1i \u01b0u?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><a href=\"http:\/\/loadstorm.com\/2014\/04\/infographic-web-performance-impacts-conversion-rates\/\">1 trong 4 ng\u01b0\u1eddi d\u00f9ng<\/a> s\u1ebd r\u1eddi b\u1ecf (abandon) trang web n\u1ebfu n\u00f3 t\u1ed1n h\u01a1n 4 gi\u00e2y \u0111\u1ec3 t\u1ea3i. 46 ph\u1ea7n tr\u0103m ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng gh\u00e9 th\u0103m l\u1ea1i c\u00e1c trang web c\u00f3 t\u1ed1c \u0111\u1ed9 th\u1ea5p. C\u00e1c ch\u1ee7 web ch\u1ec9 c\u00f3 5 gi\u00e2y \u0111\u1ec3 thu h\u00fat ng\u01b0\u1eddi gh\u00e9 th\u0103m tr\u01b0\u1edbc khi h\u1ecd c\u00e2n nh\u1eafc r\u1eddi \u0111i. 74 ph\u1ea7n tr\u0103m ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp v\u00e0o trang tr\u00ean di \u0111\u1ed9ng s\u1ebd r\u1eddi \u0111i n\u1ebfu n\u00f3 m\u1ea5t h\u01a1n 5 gi\u00e2y \u0111\u1ec3 t\u1ea3i v\u1ec1. T\u1eebng gi\u00e2y b\u1ecb tr\u00ec ho\u00e3n c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn <a href=\"http:\/\/www.fastcompany.com\/1825005\/how-one-second-could-cost-amazon-16-billion-sales\">kho\u1ea3n l\u1ed7 1,6 t\u1ef7 \u0111\u00f4 la h\u00e0ng n\u0103m<\/a> cho nh\u1eefng c\u00f4ng ty tr\u1ef1c tuy\u1ebfn l\u1edbn nh\u01b0 Amazon.<\/p>\n\n\n\n<p><a href=\"http:\/\/blog.kissmetrics.com\/loading-time\/\">47 ph\u1ea7n tr\u0103m<\/a> kh\u00e1ch h\u00e0ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed (ecommerce customer) <strong>mong mu\u1ed1n th\u1eddi gian t\u1ea3i trang l\u00e0 \u00edt h\u01a1n hai gi\u00e2y<\/strong> tr\u01b0\u1edbc khi h\u1ecd c\u00e2n nh\u1eafc r\u1eddi \u0111i &#8211; 40 ph\u1ea7n tr\u0103m ng\u01b0\u1eddi d\u00f9ng s\u1ebd r\u1eddi b\u1ecf trang \u1edf gi\u00e2y ch\u1edd \u0111\u1ee3i th\u1ee9 ba, tr\u01b0\u1edbc khi c\u1ea3 c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch hi\u1ec7u su\u1ea5t k\u1ecbp ghi nh\u1eadn s\u1ef1 hi\u1ec7n di\u1ec7n c\u1ee7a h\u1ecd tr\u00ean trang. Th\u1eddi gian t\u1ea3i trung b\u00ecnh cao nh\u1ea5t cho c\u00e1c chuy\u1ec3n \u0111\u1ed5i ch\u1ec9 l\u00e0 2 gi\u00e2y &#8211; nhanh h\u01a1n h\u00e0ng tri\u1ec7u c\u00e1c website hi\u1ec7n c\u00f3.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"va-di\u1ec1u-gi-x\u1ea3y-ra-khi-chung-ta-tang-t\u1ed1c\"><span class=\"ez-toc-section\" id=\"Va_dieu_gi_xay_ra_khi_chung_ta_tang_toc\"><\/span>V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi ch\u00fang ta t\u0103ng t\u1ed1c?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Khi Mozilla t\u0103ng t\u1ed1c \u0111\u1ed9 trang l\u00ean 2,2 gi\u00e2y, s\u1ed1 l\u01b0\u1ee3ng t\u1ea3i v\u1ec1 c\u1ee7a tr\u00ecnh duy\u1ec7t Firefox t\u0103ng 15,4% t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi <a href=\"http:\/\/loadstorm.com\/2014\/04\/infographic-web-performance-impacts-conversion-rates\/\">10 tri\u1ec7u l\u01b0\u1ee3t t\u1ea3i v\u1ec1 m\u1ed7i n\u0103m<\/a>! Walmart <a href=\"http:\/\/www.websitemagazine.com\/content\/blogs\/posts\/archive\/2014\/03\/21\/5-reasons-visitors-leave-your-website.aspx\">th\u1ea5y r\u1eb1ng t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i t\u0103ng 2 ph\u1ea7n tr\u0103m v\u1edbi m\u1ed7i 1 gi\u00e2y<\/a> \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n trong t\u1ed1c \u0111\u1ed9 t\u1ea3i. C\u00e1c con s\u1ed1 kh\u00f4ng bi\u1ebft n\u00f3i d\u1ed1i.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"ch\u1ea5p-nh\u1eadn-y-t\u01b0\u1edfng-hi\u1ec7u-su\u1ea5t-trang-web-khoa-h\u1ecdc-th\u1ea7n-kinh-va-nh\u1ecbp-di\u1ec7u\"><span class=\"ez-toc-section\" id=\"Chap_nhan_y_tuong_hieu_suat_trang_web_%E2%80%93_Khoa_hoc_than_kinh_va_Nhip_dieu\"><\/span>Ch\u1ea5p nh\u1eadn \u00fd t\u01b0\u1edfng hi\u1ec7u su\u1ea5t trang web &#8211; Khoa h\u1ecdc th\u1ea7n kinh v\u00e0 Nh\u1ecbp \u0111i\u1ec7u<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>100 mili gi\u00e2y. \u0110\u00e2y l\u00e0 \u0111\u1ed9 d\u00e0i m\u00e0 th\u00f9y Ch\u1ea9m (Occipital lobe) trong n\u00e3o b\u1ed9 c\u1ee7a ch\u00fang ta l\u01b0u gi\u1eef th\u00f4ng tin \u0111\u1ed3 h\u1ecda d\u01b0\u1edbi d\u1ea1ng b\u1ed9 nh\u1edb c\u1ea3m gi\u00e1c (Sensory memory).<\/p>\n\n\n\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i Google g\u1ee3i \u00fd r\u1eb1ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang d\u01b0\u1edbi 100 mili gi\u00e2y cho ng\u01b0\u1eddi d\u00f9ng c\u1ea3m t\u01b0\u1edfng r\u1eb1ng \u0111\u00e1p \u1ee9ng c\u1ee7a trang web l\u00e0 ngay l\u1eadp t\u1ee9c v\u00ec b\u1ed9 nh\u1edb c\u1ea3m gi\u00e1c x\u1eed l\u00fd trong n\u00e3o b\u1ed9 c\u1ee7a ch\u00fang ta l\u00e0m vi\u1ec7c theo t\u1eebng \u0111\u1ee3t 100 mili gi\u00e2y. B\u1ed9 nh\u1edb l\u01b0u tr\u1eef t\u1ef1 x\u00f3a b\u1ea3n th\u00e2n n\u00f3 sau 0,1 gi\u00e2y khi c\u00e1c t\u1ebf b\u00e0o c\u1ea3m quang trong m\u1eaft chuy\u1ec3n th\u00eam th\u00f4ng tin \u0111\u1ebfn th\u00f9y Ch\u1ea9m.<\/p>\n\n\n\n<p>1 gi\u00e2y t\u1ea3i trang l\u00e0 \u0111\u1ee7 \u0111\u1ec3 duy tr\u00ec s\u1ef1 ch\u00fa \u00fd &#8211; ng\u01b0\u1eddi d\u00f9ng c\u1ea3m th\u1ea5y l\u00e0m ch\u1ee7 c\u00e1c ho\u1ea1t \u0111\u1ed9ng duy\u1ec7t web c\u1ee7a h\u1ecd, v\u00e0 c\u0103ng th\u1eb3ng tinh th\u1ea7n kh\u00f4ng t\u0103ng th\u00eam tr\u1eeb khi trang web kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c mong mu\u1ed1n.<\/p>\n\n\n\n<p>V\u1edbi s\u1ef1 tr\u00ec ho\u00e3n kho\u1ea3ng 10 gi\u00e2y, s\u1ee9c ch\u00fa \u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c gi\u1eef n\u1eefa. C\u1ea3m gi\u00e1c n\u00f4n n\u00f3ng, b\u1ef1c t\u1ee9c, v\u00e0 th\u1ea5y b\u1ecb b\u1ecf r\u01a1i th\u01b0\u1eddng \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 ng\u0103n ng\u01b0\u1eddi d\u00f9ng gh\u00e9 l\u1ea1i c\u00e1c trang web ch\u1eadm ch\u1ea1p m\u1ed9t l\u1ea7n n\u1eefa.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"cau-h\u1ecfi-hoc-bua-v\u1ec1-tam-ly-h\u1ecdc-th\u1ef1c-d\u1ee5ng\"><span class=\"ez-toc-section\" id=\"Cau_hoi_hoc_bua_ve_tam_ly_hoc_thuc_dung\"><\/span>C\u00e2u h\u1ecfi h\u00f3c b\u00faa v\u1ec1 t\u00e2m l\u00fd h\u1ecdc th\u1ef1c d\u1ee5ng<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>D\u00f9 v\u1eady, r\u1eddi b\u1ecf m\u1ed9t trang web v\u00ec l\u00fd do t\u1ed1c \u0111\u1ed9 ch\u1eadm th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 c\u00e1ch th\u1ee9c nhanh nh\u1ea5t \u0111\u1ec3 truy c\u1eadp th\u00f4ng tin mong mu\u1ed1n tr\u00ean web. M\u1ed9t ng\u01b0\u1eddi d\u00f9ng trung b\u00ecnh s\u1ebd b\u1ecf ra th\u00eam v\u00e0i ph\u00fat \u0111\u1ec3 duy\u1ec7t c\u00e1c trang \u0111\u00e1p \u1ee9ng nhanh nh\u01b0ng kh\u00f4ng c\u00f3 n\u1ed9i dung li\u00ean quan, thay v\u00ec \u0111\u1ee3i th\u00eam v\u00e0i gi\u00e2y \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c th\u00f4ng tin li\u00ean quan h\u01a1n t\u1eeb c\u00e1c trang web ch\u1eadm.<\/p>\n\n\n\n<p>V\u00e0 ch\u00fang ta c\u0169ng ph\u1ea3i \u0111\u1ec3 \u00fd \u0111\u1ebfn bi\u1ec3n th\u00f4ng tin tr\u00ean web, ng\u01b0\u1eddi d\u00f9ng sau c\u00f9ng c\u00f3 th\u1ec3 t\u00ecm th\u00f4ng tin h\u1ecd c\u1ea7n tr\u00ean nhi\u1ec1u trang web ho\u1eb7c m\u1ed9t n\u01a1i n\u00e0o \u0111\u00f3 kh\u00e1c. Nh\u01b0ng suy cho c\u00f9ng th\u00ec ng\u01b0\u1eddi thua cu\u1ed9c l\u00e0 c\u00e1c doanh nghi\u1ec7p kinh doanh tr\u1ef1c tuy\u1ebfn kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn kh\u00e1ch h\u00e0ng online c\u1ee7a h\u1ecd \u0111\u1ee7 nhanh, m\u1eb7c cho h\u1ecd c\u00f3 l\u01b0u tr\u1eef th\u00f4ng tin v\u00e0 d\u1ecbch v\u1ee5 ch\u00ednh x\u00e1c m\u00e0 ng\u01b0\u1eddi d\u00f9ng mu\u1ed1n.<\/p>\n\n\n\n<p>Th\u1eadt l\u1ea1 nh\u01b0ng \u0111\u00e2y l\u00e0 th\u1ef1c t\u1ebf, ng\u01b0\u1eddi d\u00f9ng s\u1eb5n s\u00e0ng b\u1ecf nhi\u1ec1u th\u1eddi gian h\u01a1n \u0111\u1ec3 duy\u1ec7t, l\u01b0\u1edbt c\u00e1c th\u00f4ng tin kh\u00e1c thay v\u00ec ch\u1ec9 ph\u1ea3i \u0111\u1ee3i v\u00e0i gi\u00e2y cho trang web m\u00e0 h\u1ecd th\u1ef1c s\u1ef1 c\u1ea7n. Tr\u1ea3i nghi\u1ec7m n\u00e0y t\u01b0\u01a1ng t\u1ef1 v\u1edbi <a href=\"http:\/\/www.nytimes.com\/2012\/08\/19\/opinion\/sunday\/why-waiting-in-line-is-torture.html?adxnnl=1&amp;pagewanted=all&amp;adxnnlx=1406030555-u0KaqI9sdCGatXF1sCIKjQ\">s\u1ef1 c\u1ed1 \u1edf s\u00e2n bay Houston<\/a> c\u00e1ch \u0111\u00e2y v\u00e0i n\u0103m \u0111\u00e3 d\u1eabn \u0111\u1ebfn m\u1ed9t gi\u1ea3i ph\u00e1p th\u00f4ng minh.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"302\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/tam-ly-con-nguoi.jpg\" alt=\"\" class=\"wp-image-13251\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/tam-ly-con-nguoi.jpg 1000w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/tam-ly-con-nguoi-300x91.jpg 300w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/tam-ly-con-nguoi-768x232.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><figcaption class=\"wp-element-caption\">T\u00e2m l\u00fd con ng\u01b0\u1eddi r\u1ea5t k\u1ef3 l\u1ea1 so v\u1edbi logic th\u00f4ng th\u01b0\u1eddng<\/figcaption><\/figure>\n\n\n\n<p>H\u00e0nh kh\u00e1ch \u1edf s\u00e2n bay ph\u1ea3i t\u1ed1n 1 ph\u00fat \u0111i b\u1ed9 \u0111\u1ec3 t\u1edbi n\u01a1i nh\u1eadn h\u00e0nh l\u00fd v\u00e0 \u0111\u1ee3i th\u00eam 7 ph\u00fat \u0111\u1ec3 th\u1ef1c s\u1ef1 nh\u1eadn \u0111\u01b0\u1ee3c h\u00e0nh l\u00fd tr\u00ean tay. Trung t\u00e2m quan h\u1ec7 kh\u00e1ch h\u00e0ng nh\u1eadn \u0111\u01b0\u1ee3c v\u00f4 s\u1ed1 l\u1eddi ph\u00e0n n\u00e0n v\u1ec1 d\u1ecbch v\u1ee5 kh\u00e1ch h\u00e0ng ch\u1eadm ch\u1ea1p.<\/p>\n\n\n\n<p>V\u00ec th\u1ebf gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh s\u00e2n bay \u0111\u01b0a ra m\u1ed9t gi\u1ea3i ph\u00e1p &#8220;ranh m\u00e3nh&#8221; \u0111\u1ec3 &#8220;gi\u1ea3i quy\u1ebft&#8221; v\u1ea5n \u0111\u1ec1 n\u00e0y. H\u1ecd di chuy\u1ec3n c\u00e1c c\u1ed5ng nh\u1eadn \u0111\u1ed3 ra xa v\u00e0 chuy\u1ec3n h\u00e0nh l\u00fd \u0111\u1ebfn b\u0103ng chuy\u1ec1n ngo\u00e0i c\u00f9ng. <\/p>\n\n\n\n<p>H\u00e0nh kh\u00e1ch gi\u1edd ph\u1ea3i t\u1ed1n 6 ph\u00fat \u0111\u1ec3 \u0111i b\u1ed9 \u0111\u1ebfn khu v\u1ef1c nh\u1eadn h\u00e0nh l\u00fd v\u00e0 h\u1ecd s\u1ebd \u0111\u01b0\u1ee3c nh\u1eadn h\u00e0nh l\u00fd tr\u00ean tay trong 2 ph\u00fat sau. K\u1ebft qu\u1ea3? Kh\u00f4ng c\u00f3 l\u1eddi ph\u00e0n n\u00e0n n\u00e0o c\u1ea3. Kh\u00f4ng c\u00f3 h\u00e0nh kh\u00e1ch n\u00e0o kh\u00f4ng h\u00e0i l\u00f2ng c\u1ea3 &#8211; ngo\u1ea1i tr\u1eeb m\u1ed9t s\u1ed1 \u0111\u00f4i ch\u00e2n \u0111\u00e3 m\u1ecfi m\u1ec7t.<\/p>\n\n\n\n<p>T\u01b0\u01a1ng t\u1ef1 nh\u01b0 v\u1eady, c\u00e1c thang m\u00e1y c\u00f3 g\u01b0\u01a1ng v\u00ec th\u1ebf h\u00e0nh kh\u00e1ch b\u1eadn r\u1ed9n \u0111\u1ec3 soi v\u00e0 kh\u00f4ng c\u00f2n ngh\u0129 v\u1ec1 th\u1eddi gian di chuy\u1ec3n n\u1eefa. H\u00e0nh vi n\u00e0y c\u1ee7a h\u00e0nh kh\u00e1ch c\u0169ng t\u01b0\u01a1ng t\u1ef1 v\u1edbi ng\u01b0\u1eddi duy\u1ec7t web trong th\u1ebf gi\u1edbi m\u1ea1ng. V\u00e0 c\u00f9ng c\u00e1c nguy\u00ean l\u00fd chung \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho kinh doanh tr\u1ef1c tuy\u1ebfn: <strong>\u0111\u1ed9 d\u00e0i ch\u1edd \u0111\u1ee3i cho \u0111\u1ed1i t\u01b0\u1ee3ng m\u1ee5c ti\u00eau \u0111\u1ecbnh ngh\u0129a tr\u1ea3i nghi\u1ec7m c\u1ee7a s\u1ef1 ch\u1edd \u0111\u1ee3i<\/strong>.<\/p>\n\n\n\n<p>Gi\u1edd, kinh doanh tr\u1ef1c tuy\u1ebfn c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c v\u1edbi t\u00e2m l\u00fd con ng\u01b0\u1eddi gi\u1ed1ng nh\u01b0 s\u00e2n bay Houston th\u1ef1c hi\u1ec7n v\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9, nh\u01b0ng h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 c\u00f4ng th\u1ee9c c\u1ee5 th\u1ec3 \u0111\u1ec3 l\u00e0m cho th\u1eddi gian ph\u1ea3n h\u1ed3i trang web c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c cho t\u1eebng c\u00e1 nh\u00e2n c\u1ee5 th\u1ec3. Ho\u1eb7c h\u1ecd th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 <strong>gi\u1ea3m th\u1eddi gian ch\u1edd \u0111\u1ee3i<\/strong> trong vi\u1ec7c cung c\u1ea5p n\u1ed9i dung y\u00eau c\u1ea7u cho kh\u00e1ch truy c\u1eadp tr\u1ef1c tuy\u1ebfn c\u1ee7a h\u1ecd b\u1eb1ng m\u1ed9t trang web ph\u1ea3n h\u1ed3i nhanh &#8211; b\u1ea5t c\u1ee9 l\u00e0 c\u00e1i g\u00ec khi trang web \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p ph\u1ea3n h\u1ed3i t\u1ee9c th\u1eddi v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng li\u1ec1n m\u1ea1ch, ch\u1ea5t l\u01b0\u1ee3ng cao. <\/p>\n\n\n\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y s\u1ebd t\u1eadp trung v\u00e0o th\u1ef1c h\u00e0nh sau, v\u00e0 s\u1ebd th\u1ef1c s\u1ef1 gi\u00fap b\u1ea1n t\u1ed1i \u0111a h\u00f3a ti\u1ec1m n\u0103ng kinh doanh tr\u1ef1c tuy\u1ebfn b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t trang web v\u00e0 t\u1eeb \u0111\u00f3 n\u00e2ng cao s\u1ef1 h\u00e0i l\u00f2ng, v\u00e0 l\u00f2ng trung th\u00e0nh c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n\n\n\n<p><em>(H\u1ebft ch\u01b0\u01a1ng 1 &#8211; Theo <a href=\"https:\/\/kinsta.com\/learn\/page-speed\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">A Beginner\u2019s Guide to Website Speed Optimization c\u1ee7a Kinsta<\/a>. V\u1ec1 Kinsta, \u0111\u00e2y l\u00e0 c\u00f4ng ty cung c\u1ea5p d\u1ecbch v\u1ee5 hosting cao c\u1ea5p d\u00e0nh cho WordPress, \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a cho t\u1ed1c \u0111\u1ed9)<\/em><\/p>\n\n\n\n<p>Xem th\u00eam c\u00e1c ch\u01b0\u01a1ng kh\u00e1c:<\/p>\n\n\n\n<ul>\n<li><a href=\"https:\/\/kiencang.net\/toi-uu-hoa-toc-do-web-tong-quan-chuong-2\/\">Ch\u01b0\u01a1ng 2: Hi\u1ec7u su\u1ea5t c\u1ee7a trang web \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u00e0nh c\u00f4ng trong kinh doanh nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/kiencang.net\/kiem-tra-toc-do-website-chuong-5\/\">Ch\u01b0\u01a1ng 5: Ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 website \u2013 X\u00e1c \u0111\u1ecbnh n\u01a1i g\u00e2y ra v\u1ea5n \u0111\u1ec1 th\u1eaft c\u1ed5 chai hi\u1ec7u su\u1ea5t<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/kiencang.net\/lam-the-nao-de-cai-thien-toc-do-website-chuong-6\/\">Ch\u01b0\u01a1ng 6: L\u00e0m th\u1ebf n\u00e0o c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 website<\/a> <\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn chuy\u00ean s\u00e2u n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n th\u1ea5y vi\u1ec7c c\u00f3 m\u1ed9t website t\u1ea3i nhanh quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o. Ngo\u00e0i ra l\u00e0 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 m\u1eb9o m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ti\u1ebfn h\u00e0nh (DIY) \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trang. T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, t\u1ed1c \u0111\u1ed9 trang web (website &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[293],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 website cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u (Ch\u01b0\u01a1ng 1) &#8226; Ki\u1ebfn c\u00e0ng<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/kiencang.net\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 website cho ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u (Ch\u01b0\u01a1ng 1) &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn chuy\u00ean s\u00e2u n\u00e0y s\u1ebd ch\u1ec9 cho b\u1ea1n th\u1ea5y vi\u1ec7c c\u00f3 m\u1ed9t website t\u1ea3i nhanh quan tr\u1ecdng nh\u01b0 th\u1ebf n\u00e0o. Ngo\u00e0i ra l\u00e0 c\u00e1c h\u01b0\u1edbng d\u1eabn v\u00e0 m\u1eb9o m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ti\u1ebfn h\u00e0nh (DIY) \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 trang. 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