{"id":13310,"date":"2019-03-25T23:03:11","date_gmt":"2019-03-25T16:03:11","guid":{"rendered":"https:\/\/speed.family\/?p=13310"},"modified":"2019-03-25T23:03:11","modified_gmt":"2019-03-25T16:03:11","slug":"huong-dan-su-dung-pingdom","status":"publish","type":"post","link":"https:\/\/kiencang.net\/huong-dan-su-dung-pingdom\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng Pingdom \u0111\u1ec3 ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 website"},"content":{"rendered":"\n<p>Tr\u01b0\u1edbc khi \u0111o v\u00e0o chi ti\u1ebft, b\u1ea1n n\u00ean \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y: <a href=\"https:\/\/kiencang.net\/diem-so-toc-do-khong-quan-trong\/\">T\u1ea1i sao \u0111i\u1ec3m s\u1ed1 Google PageSpeed, Pingdom v\u00e0 GTmetrix l\u1ea1i kh\u00f4ng quan tr\u1ecdng<\/a>.<\/p>\n\n\n<p><a href=\"https:\/\/kiencang.net\/tang-toc-wordpress\/\">T\u1ed1c \u0111\u1ed9 website<\/a> l\u00e0 y\u1ebfu t\u1ed1 r\u1ea5t quan tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c website th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, khi m\u00e0 ch\u1ec9 <a href=\"https:\/\/kiencang.net\/toi-uu-hoa-toc-do-web-tong-quan-chuong-1\/\">n\u1eeda gi\u00e2y ho\u1eb7c m\u1ed9t gi\u00e2y gi\u1ea3m \u0111\u01b0\u1ee3c c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n c\u00f3 l\u1eddi thay v\u00ec l\u1ed7 v\u1ed1n<\/a>.<\/p>\n\n\n<p>H\u00f4m nay t\u00f4i s\u1ebd h\u01b0\u1edbng d\u1eabn c\u00e1c b\u1ea1n s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 Pingdom \u0111\u1ec3 ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 website, n\u00f3 n\u1eb1m trong nh\u00f3m c\u00f4ng c\u1ee5 h\u00e0ng \u0111\u1ea7u v\u1ec1 l\u0129nh v\u1ef1c n\u00e0y. Tr\u01b0\u1edbc ti\u00ean b\u1ea1n v\u00e0o trang web sau: <a href=\"https:\/\/tools.pingdom.com\/\">https:\/\/tools.pingdom.com\/<\/a><\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"1017\" height=\"225\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/test-pingdom.png\" alt=\"nh\u1eadp URL v\u00e0 ch\u1ecdn \u0111\u1ecba \u0111i\u1ec3m ki\u1ec3m tra\" class=\"wp-image-13311\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/test-pingdom.png 1017w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/test-pingdom-300x66.png 300w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/test-pingdom-768x170.png 768w\" sizes=\"(max-width: 1017px) 100vw, 1017px\" \/><figcaption>Nh\u1eadp URL v\u00e0 ch\u1ecdn \u0111\u1ecba \u0111i\u1ec3m<\/figcaption><\/figure>\n\n\n<p>\u1ede ph\u1ea7n <em>URL<\/em> b\u1ea1n nh\u1eadp \u0111\u1ecba ch\u1ec9 website mu\u1ed1n ki\u1ec3m tra, ho\u1eb7c trang c\u1ee5 th\u1ec3 m\u00e0 b\u1ea1n mu\u1ed1n. C\u00f2n \u1edf ph\u1ea7n <em>Test from<\/em> n\u00ean ch\u1ecdn Asia &#8211; Japan &#8211; Tokyo (t\u1ee9c l\u00e0 \u0111\u1ecba ch\u1ec9 d\u00f9ng \u0111\u1ec3 gi\u1ea3 l\u1eadp v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, t\u1ed1t nh\u1ea5t l\u00e0 Vi\u1ec7t Nam, nh\u01b0ng v\u00ec h\u1ecd kh\u00f4ng c\u00f3 l\u1ef1a ch\u1ecdn n\u00e0y, n\u00ean b\u1ea1n s\u1ebd ch\u1ecdn \u0111\u1ecba ch\u1ec9 thay th\u1ebf g\u1ea7n Vi\u1ec7t Nam nh\u1ea5t, trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y l\u00e0 Nh\u1eadt B\u1ea3n. N\u1ebfu ng\u01b0\u1eddi d\u00f9ng ch\u1ee7 y\u1ebfu c\u1ee7a b\u1ea1n \u1edf n\u01a1i kh\u00e1c, h\u00e3y ch\u1ecdn v\u1ecb tr\u00ed g\u1ea7n \u0111\u00f3 nh\u1ea5t c\u00f3 th\u1ec3). Cu\u1ed1i c\u00f9ng b\u1ea1n nh\u1ea5n <strong>START TEST<\/strong> \u0111\u1ec3 b\u1eaft \u0111\u1ea7u ti\u1ebfn h\u00e0nh ki\u1ec3m tra.<\/p>\n\n\n<p>K\u00e9o xu\u1ed1ng b\u1ea1n s\u1ebd th\u1ea5y k\u1ebft qu\u1ea3 nh\u01b0 th\u1ebf n\u00e0y:<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"756\" height=\"310\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/ket-qua-pingdom.png\" alt=\"k\u1ebft qu\u1ea3 pingdom\" class=\"wp-image-13312\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/ket-qua-pingdom.png 756w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/ket-qua-pingdom-300x123.png 300w\" sizes=\"(max-width: 756px) 100vw, 756px\" \/><\/figure>\n\n\n<p>Trong \u0111\u00f3:<\/p>\n\n\n<ul><li><strong>Performance grade<\/strong> l\u00e0 <em>\u0111i\u1ec3m hi\u1ec7u su\u1ea5t, t\u1ed1c \u0111\u1ed9 t\u1ed5ng quan<\/em> c\u1ee7a trang web. Trong \u0111\u00f3 A th\u00ec t\u1ed1t h\u01a1n B, B t\u1ed1t h\u01a1n C, C t\u1ed1t h\u01a1n D, v\u00e0 c\u1ee9 nh\u01b0 v\u1eady. Trang c\u00e0ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a t\u1ed1t th\u00ec \u0111i\u1ec3m s\u1ed1 c\u00e0ng cao.<\/li><li><strong>Page size<\/strong> l\u00e0 <em>dung l\u01b0\u1ee3ng to\u00e0n trang<\/em>, nh\u01b0 trang tr\u00ean c\u00f3 dung l\u01b0\u1ee3ng 221,2 KB, kh\u00e1 l\u00e0 nh\u1eb9.<\/li><li><strong>Load time<\/strong> ch\u1ec9 <em>th\u1eddi gian c\u1ea7n \u0111\u1ec3 t\u1ea3i to\u00e0n b\u1ed9 trang<\/em>, trang n\u00e0y c\u00f3 t\u1ed1c \u0111\u1ed9 t\u1ea3i 1,17s t\u1ea1i th\u1eddi \u0111i\u1ec3m ki\u1ec3m tra. Kh\u00f4ng gi\u1ed1ng c\u00e1c ch\u1ec9 s\u1ed1 kh\u00e1c, con s\u1ed1 n\u00e0y c\u00f3 th\u1ec3 thay \u0111\u1ed5i v\u00e0o l\u1ea7n ki\u1ec3m tra kh\u00e1c, d\u00f9 trang c\u1ee7a b\u1ea1n kh\u00f4ng thay \u0111\u1ed5i g\u00ec, v\u00ec t\u1ed1c \u0111\u1ed9 trang kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o website c\u1ee7a b\u1ea1n m\u00e0 c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ea1ng v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan kh\u00e1c.<\/li><li><strong>Requests<\/strong> l\u00e0 s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i trong trang (c\u00e1c link \u1ea3nh, CSS, JS, v\u00e2n v\u00e2n). Trang n\u00e0y c\u0169ng \u00edt, khi n\u00f3 ch\u1ec9 c\u00f3 12 k\u1ebft n\u1ed1i.<\/li><\/ul>\n\n\n<p>Nh\u1eefng trang kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u t\u1ed1t, \u0111i\u1ec3m s\u1ed1 c\u00f3 th\u1ec3 kh\u00e1 t\u1ec7, th\u00ed d\u1ee5 nh\u01b0 trang d\u01b0\u1edbi \u0111\u00e2y (m\u1ed9t web kh\u00e1c do t\u00f4i qu\u1ea3n l\u00fd):<\/p>\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"745\" height=\"306\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/hieu-suat-thap.png\" alt=\"trang c\u00f3 \u0111i\u1ec3m s\u1ed1 th\u1ea5p\" class=\"wp-image-13333\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/hieu-suat-thap.png 745w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/hieu-suat-thap-300x123.png 300w\" sizes=\"(max-width: 745px) 100vw, 745px\" \/><\/figure>\n\n\n<p>N\u00f3 c\u00f3 \u0111i\u1ec3m hi\u1ec7u su\u1ea5t ch\u1ec9 77, x\u1ebfp h\u1ea1ng C, v\u00e0 th\u1eddi gian t\u1ea3i trang l\u00ean \u0111\u1ebfn h\u01a1n 4 gi\u00e2y.<\/p>\n\n\n<p>C\u00f3 m\u1ed9t \u0111i\u1ec3m l\u01b0u \u00fd l\u00e0 load time (th\u1eddi gian t\u1ea3i to\u00e0n b\u1ed9 trang) th\u1ea5p kh\u00f4ng \u0111\u1ed3ng ngh\u0129a v\u1edbi performance grade (hi\u1ec7u su\u1ea5t) cao. \u0110\u00e2y l\u00e0 hai kh\u00e1i ni\u1ec7m kh\u00e1c nhau. M\u1ed9t trang c\u00f3 r\u1ea5t nhi\u1ec1u \u1ea3nh ch\u1eafc ch\u1eafn c\u00f3 th\u1eddi gian t\u1ea3i to\u00e0n b\u1ed9 trang l\u1edbn nh\u01b0ng n\u1ebfu n\u00f3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u t\u1ed1t th\u00ec v\u1eabn c\u00f3 \u0111i\u1ec3m hi\u1ec7u su\u1ea5t cao, nh\u01b0 v\u00ed d\u1ee5 sau:<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/thoi-gian-hieu-suat.png\" alt=\"\" class=\"wp-image-13334\"\/><\/figure>\n\n\n<p>N\u00f3 c\u0169ng gi\u1ed1ng nh\u01b0 chuy\u1ec7n c\u00e2n n\u1eb7ng v\u00e0 t\u1ed1c \u0111\u1ed9 l\u00e0 hai chuy\u1ec7n kh\u00e1c nhau (Usain Bolt c\u00f3 c\u00e2n n\u1eb7ng l\u00ean t\u1edbi 94 Kg, nh\u01b0ng anh ta l\u1ea1i l\u00e0 ng\u01b0\u1eddi ch\u1ea1y nhanh nh\u1ea5t th\u1ebf gi\u1edbi)&#8230;<\/p>\n\n\n<p>K\u00e9o ti\u1ebfp xu\u1ed1ng b\u00ean d\u01b0\u1edbi, b\u1ea1n s\u1ebd th\u1ea5y ph\u1ea7n \u0111\u00e1nh gi\u00e1 \u0111i\u1ec3m s\u1ed1 v\u00e0 xem b\u1ea3n th\u00e2n \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 \u1edf \u0111\u00e2u:<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/danh-gia-diem-so.png\" alt=\"\u0111\u00e1nh gi\u00e1 \u0111i\u1ec3m s\u1ed1 hi\u1ec7u su\u1ea5t\" class=\"wp-image-13313\"\/><\/figure>\n\n\n<p>Nh\u01b0 h\u00ecnh tr\u00ean cho th\u1ea5y h\u1ea7u h\u1ebft m\u1ecdi th\u1ee9 \u0111\u1ec1u \u1ed5n (\u0111i\u1ec3m A), c\u00f3 2 c\u00e1i c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n c\u00f3 \u0111i\u1ec3m D v\u00e0 B.<\/p>\n\n\n<p>C\u00f2n Response codes\/m\u00e3 ph\u1ea3n h\u1ed3i l\u00e0 200 cho th\u1ea5y trang \u0111ang truy c\u1eadp b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n<p>Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o \u0111i\u1ec3m s\u1ed1 c\u0169ng \u0111\u1eb9p nh\u01b0 m\u01a1 nh\u01b0 v\u1eady, \u0111i\u1ec3m s\u1ed1 t\u1ed1t c\u1ee7a trang tr\u00ean d\u0129 nhi\u00ean m\u1ed9t ph\u1ea7n do \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u, nh\u01b0ng kh\u00f4ng th\u1ec3 kh\u00f4ng nh\u1eafc \u0111\u1ebfn l\u00fd do quan tr\u1ecdng kh\u00e1c l\u00e0 n\u00f3 c\u00f3 k\u1ebft c\u1ea5u \u0111\u01a1n gi\u1ea3n. M\u1ed9t trang kh\u00e1c do t\u00f4i qu\u1ea3n l\u00fd c\u0169ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u, nh\u01b0ng \u0111i\u1ec3m s\u1ed1 th\u00ec k\u00e9m h\u01a1n kh\u00e1 nhi\u1ec1u:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/diem-so-khong-tot.png\" alt=\"\u0111i\u1ec3m s\u1ed1 kh\u00f4ng t\u1ed1t\" class=\"wp-image-13318\"\/><\/figure><\/div>\n\n\n<p>C\u00f3 \u0111\u1ebfn 3 \u0111i\u1ec3m F v\u00e0 m\u1ed9t \u0111i\u1ec3m D. \u0110i\u1ec3m F g\u1ed3m kh\u00f4ng n\u00e9n gzip, qu\u00e1 nhi\u1ec1u y\u00eau c\u1ea7u (requests), v\u00e0 kh\u00f4ng b\u1ed5 sung th\u1eddi gian h\u1ebft h\u1ea1n. \u0110i\u1ec3m D li\u00ean quan \u0111\u1ebfn vi\u1ec7c <a href=\"https:\/\/kiencang.net\/toi-thieu-thoi-gian-tra-cuu-dns\/\">th\u1eddi gian t\u00ecm ki\u1ebfm DNS<\/a> qu\u00e1 d\u00e0i.<\/p>\n\n\n<p>\u0110\u00f4i khi Pingdom \u0111\u00e1nh gi\u00e1 \u0111i\u1ec3m s\u1ed1 n\u00e9n kh\u00f4ng ch\u00ednh x\u00e1c, v\u00ec trang tr\u00ean tuy kh\u00f4ng c\u00f3 n\u00e9n gzip nh\u01b0ng n\u00f3 l\u1ea1i c\u00f3 <a href=\"https:\/\/kiencang.net\/nen-brotli-la-gi\/\">n\u00e9n Brotli<\/a> c\u00f2n t\u1ed1t h\u01a1n gzip nh\u01b0ng Pingdom l\u1ea1i kh\u00f4ng nh\u1eadn ra.<\/p>\n\n\n<p>Ph\u1ea7n th\u00fa v\u1ecb h\u01a1n \u1edf b\u00ean d\u01b0\u1edbi n\u1eefa. \u0110\u1ea7u ti\u00ean l\u00e0 Content size by content type \/ K\u00edch c\u1ee1 n\u1ed9i dung theo ki\u1ec3u n\u1ed9i dung:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"553\" height=\"219\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-va-kich-co.png\" alt=\"n\u1ed9i dung v\u00e0 k\u00edch c\u1ee1 t\u01b0\u01a1ng \u1ee9ng\" class=\"wp-image-13314\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-va-kich-co.png 553w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-va-kich-co-300x119.png 300w\" sizes=\"(max-width: 553px) 100vw, 553px\" \/><\/figure><\/div>\n\n\n<p>V\u1edbi th\u00f4ng tin n\u00e0y b\u1ea1n s\u1ebd th\u1ea5y th\u00e0nh ph\u1ea7n n\u00e0o tr\u00ean trang \u0111ang chi\u1ebfm nhi\u1ec1u dung l\u01b0\u1ee3ng nh\u1ea5t, ch\u1eb3ng h\u1ea1n \u1edf tr\u00ean JavaScript chi\u1ebfm nhi\u1ec1u nh\u1ea5t, sau \u0111\u00f3 l\u00e0 CSS, r\u1ed3i HTML v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 \u1ea3nh. N\u00f3i chung trong \u0111a s\u1ed1 c\u00e1c trang, dung l\u01b0\u1ee3ng tuy\u1ec7t \u0111\u1ed1i (t\u00ednh theo KB) c\u1ee7a JS v\u00e0 CSS t\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh (v\u00ec n\u00f3 th\u01b0\u1eddng l\u00e0 b\u1ed9 khung chung c\u1ee7a c\u1ea3 trang web), c\u00f2n HTML v\u00e0 Image s\u1ebd thay \u0111\u1ed5i nhi\u1ec1u, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1ea3nh.<\/p>\n\n\n<p>V\u00ed d\u1ee5 v\u1ec1 m\u1ed9t trang kh\u00e1c c\u0169ng n\u1eb1m trong c\u00f9ng t\u00ean mi\u1ec1n tr\u00ean:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"547\" height=\"246\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-kich-co-trang-2.png\" alt=\"n\u1ed9i dung, k\u00edch c\u1ee1 trang kh\u00e1c\" class=\"wp-image-13315\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-kich-co-trang-2.png 547w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-kich-co-trang-2-300x135.png 300w\" sizes=\"(max-width: 547px) 100vw, 547px\" \/><\/figure><\/div>\n\n\n<p>K\u1ebft qu\u1ea3 tr\u00ean cho th\u1ea5y JS v\u00e0 CSS v\u1eabn gi\u1eef nguy\u00ean nh\u01b0ng \u1ea3nh th\u00ec chi\u1ebfm dung l\u01b0\u1ee3ng nhi\u1ec1u nh\u1ea5t (\u0111\u00e2y l\u00e0 \u0111i\u1ec1u th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra trong \u0111a s\u1ed1 c\u00e1c trang) v\u00e0 HTML \u00edt nh\u1ea5t (\u0111\u00e2y c\u0169ng l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed5 bi\u1ebfn).<\/p>\n\n\n<p>Ngay b\u00ean tay ph\u1ea3i l\u00e0 th\u1ed1ng k\u00ea v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng request theo ki\u1ec3u n\u1ed9i dung:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"553\" height=\"248\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/so-request-kieu-noi-dung.png\" alt=\"s\u1ed1 l\u01b0\u1ee3ng request theo ki\u1ec3u n\u1ed9i dung\" class=\"wp-image-13320\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/so-request-kieu-noi-dung.png 553w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/so-request-kieu-noi-dung-300x135.png 300w\" sizes=\"(max-width: 553px) 100vw, 553px\" \/><\/figure><\/div>\n\n\n<p>V\u00ec \u0111\u00e2y l\u00e0 trang \u0111\u01a1n gi\u1ea3n n\u00ean s\u1ed1 l\u01b0\u1ee3ng request \u00edt. C\u00f2n khi trang ph\u1ee9c t\u1ea1p h\u01a1n, s\u1ed1 l\u01b0\u1ee3ng request c\u0169ng t\u0103ng theo:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/trang-co-nhieu-request.png\" alt=\"rang c\u00f3 nhi\u1ec1u request\" class=\"wp-image-13321\"\/><\/figure><\/div>\n\n\n<p>N\u00f3i chung b\u1ea1n c\u00e0ng s\u1eed d\u1ee5ng nhi\u1ec1u plugin (n\u1ebfu b\u1ea1n <a href=\"https:\/\/kiencang.net\/category\/wordpress\/\">d\u00f9ng WordPress<\/a>), v\u00e0 c\u00f3 <a href=\"https:\/\/kiencang.net\/toi-uu-hoa-cho-bai-viet-dai\/\">n\u1ed9i dung d\u00e0i<\/a>, nhi\u1ec1u \u1ea3nh th\u00ec kh\u1ea3 n\u0103ng s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u s\u1ebd c\u00e0ng l\u1edbn.<\/p>\n\n\n<p>Ti\u1ebfp theo l\u00e0 ph\u1ea7n k\u00edch th\u01b0\u1edbc n\u1ed9i dung theo t\u00ean mi\u1ec1n<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-theo-ten-mien.png\" alt=\"k\u00edch th\u01b0\u1edbc n\u1ed9i dung theo t\u00ean mi\u1ec1n\" class=\"wp-image-13324\"\/><\/figure><\/div>\n\n\n<p>Nh\u01b0 h\u00ecnh tr\u00ean, ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y t\u00ean mi\u1ec1n chimcat.r.worldss.net chi\u1ebfm \u0111\u1ebfn 72,32% dung l\u01b0\u1ee3ng c\u1ee7a to\u00e0n trang web (c\u0169ng d\u1ec5 hi\u1ec3u v\u00ec \u0111\u00e2y l\u00e0 t\u00ean mi\u1ec1n <a href=\"https:\/\/kiencang.net\/cdn-la-gi\/\">CDN<\/a> c\u1ee7a trang Chim c\u1eaft). Sau \u0111\u00f3 l\u00e0 c\u1ee7a Google tag, ti\u1ebfp \u0111\u1ebfn m\u1edbi l\u00e0 c\u1ee7a t\u00ean mi\u1ec1n g\u1ed1c, cu\u1ed1i c\u00f9ng l\u00e0 Google Analytics.<\/p>\n\n\n<p>Ch\u00fang ta s\u1ebd xem v\u00ed d\u1ee5 kh\u00e1c c\u1ee7a m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"552\" height=\"365\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-ten-mien-khac.png\" alt=\"k\u00edch c\u1ee1 n\u1ed9i dung theo t\u00ean mi\u1ec1n kh\u00e1c\" class=\"wp-image-13325\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-ten-mien-khac.png 552w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/noi-dung-ten-mien-khac-300x198.png 300w\" sizes=\"(max-width: 552px) 100vw, 552px\" \/><\/figure><\/div>\n\n\n<p>C\u00e1c v\u1ecb tr\u00ed t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi theo dung l\u01b0\u1ee3ng nh\u01b0 sau:<\/p>\n\n\n<ol><li>T\u1eeb CDN c\u1ee7a t\u00ean mi\u1ec1n<\/li><li>T\u1eeb Facebook<\/li><li>T\u1eeb Youtube<\/li><li>T\u1eeb font c\u1ee7a Google<\/li><li>T\u1eeb trang ytimg.com (\u1ea3nh \u0111\u1ea1i cho <a href=\"https:\/\/kiencang.net\/tang-toc-video-youtube-wordpress\/\">video c\u1ee7a Youtube<\/a>, nh\u01b0ng kh\u00e1c t\u00ean mi\u1ec1n n\u00ean n\u00f3 v\u1eabn t\u00ednh l\u00e0 t\u00ean mi\u1ec1n kh\u00e1c)<\/li><li>B\u00e2y gi\u1edd m\u1edbi \u0111\u1ebfn t\u00ean mi\u1ec1n g\u1ed1c<\/li><li>T\u1eadp h\u1ee3p nh\u1eefng th\u1ee9 kh\u00e1c \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o trong nh\u00f3m kh\u00e1c<\/li><\/ol>\n\n\n<p>Ph\u1ea7n cu\u1ed1i trong nh\u00f3m n\u00e0y l\u00e0 n\u00f3 th\u1ed1ng k\u00ea s\u1ed1 l\u01b0\u1ee3ng request theo t\u00ean mi\u1ec1n:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img loading=\"lazy\" decoding=\"async\" width=\"552\" height=\"254\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/request-theo-ten-mien.png\" alt=\"s\u1ed1 l\u01b0\u1ee3ng request theo t\u00ean mi\u1ec1n\" class=\"wp-image-13327\" srcset=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/request-theo-ten-mien.png 552w, https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/request-theo-ten-mien-300x138.png 300w\" sizes=\"(max-width: 552px) 100vw, 552px\" \/><\/figure><\/div>\n\n\n<p>V\u00ed d\u1ee5 v\u1ec1 m\u1ed9t t\u00ean mi\u1ec1n kh\u00e1c:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/request-theo-ten-mien-khac.png\" alt=\"s\u1ed1 l\u01b0\u1ee3ng request theo t\u00ean mi\u1ec1n kh\u00e1c\" class=\"wp-image-13328\"\/><\/figure><\/div>\n\n\n<p>Ti\u1ebfp \u0111\u1ebfn l\u00e0 ph\u1ea7n cu\u1ed1i c\u00f9ng, n\u01a1i b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng t\u00ecm \u0111\u01b0\u1ee3c nhi\u1ec1u v\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 nh\u1ea5t. N\u00f3 l\u00e0m \u0111\u01b0\u1ee3c nh\u01b0 v\u1eady v\u00ec ph\u1ea7n n\u00e0y th\u1ed1ng k\u00ea chi ti\u1ebft th\u1eddi gian li\u00ean quan \u0111\u1ebfn t\u1eebng th\u00e0nh ph\u1ea7n c\u1ee7a website d\u01b0\u1edbi d\u1ea1ng <a href=\"https:\/\/kiencang.net\/waterfall-toc-do-website\/\">b\u1ea3ng waterfall<\/a>.<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/tung-thanh-phan-tai-ve-1024x554.png\" alt=\"t\u1eebng th\u00e0nh ph\u1ea7n t\u1ea3i v\u1ec1\" class=\"wp-image-13329\"\/><\/figure>\n\n\n<p>\u1ede ph\u1ea7n Sort by b\u1ea1n s\u1ebd l\u1ef1a ch\u1ecdn \u0111\u01b0\u1ee3c ti\u00eau ch\u00ed th\u1ed1ng k\u00ea:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/sap-xep.png\" alt=\"\" class=\"wp-image-13330\"\/><\/figure><\/div>\n\n\n<p>V\u00ed d\u1ee5 v\u1ec1 m\u1ed9t s\u1ed1 ki\u1ec3u:<\/p>\n\n\n<ul><li>Load order: th\u1ee9 t\u1ef1 t\u1ea3i v\u1ec1 &#8211; n\u00f3 s\u1ebd s\u1eafp x\u1ebfp c\u00e1c b\u1ed9 ph\u1eadn trang web theo th\u1ee9 t\u1ef1 t\u1ea3i v\u1ec1<\/li><li>Load time: th\u1eddi gian t\u1ea3i &#8211; n\u00f3 s\u1ebd s\u1eafp x\u1ebfp c\u00e1c b\u1ed9 ph\u1eadn trang web theo t\u1ed5ng th\u1eddi gian t\u1ea3i v\u1ec1<\/li><li>DNS Time: th\u1eddi gian truy v\u1ea5n DNS<\/li><li>Content Type: ki\u1ec3u n\u1ed9i dung<\/li><\/ul>\n\n\n<p>C\u00f2n Rising theo m\u1eb7c \u0111\u1ecbnh ngh\u0129a l\u00e0 t\u1eeb nh\u1ecf \u0111\u1ebfn l\u1edbn, t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn sau, b\u1ea1n b\u1ecf tick n\u00f3 s\u1ebd s\u1eafp x\u1ebfp ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n\n\n<p>Filter \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u1ecdc, ch\u1eb3ng h\u1ea1n b\u1ea1n mu\u1ed1n l\u1ecdc ri\u00eang xem CSS t\u1ea3i th\u1ebf n\u00e0o th\u00ec g\u00f5 .css v\u00e0o \u0111\u1ea5y, xem JS t\u1ea3i th\u1ebf n\u00e0o th\u00ec g\u00f5 .js v\u00e0o. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 mu\u1ed1n xem m\u1ed9t t\u00ean mi\u1ec1n c\u1ee5 th\u1ec3 t\u1ea3i th\u1ebf n\u00e0o th\u00ec c\u0169ng g\u00f5 v\u00e0o \u0111\u00f3 \u0111\u1ec3 xem th\u1ed1ng k\u00ea.<\/p>\n\n\n<p>V\u00ed d\u1ee5 t\u00f4i mu\u1ed1n xem trang t\u1ea3i <a href=\"https:\/\/kiencang.net\/gif-png-jpg-hoac-svg\/\">\u1ea3nh PNG<\/a> nh\u01b0 th\u1ebf n\u00e0o, t\u00f4i g\u00f5 .png v\u00e0o:<\/p>\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/anh-png-tai-the-nao-1024x411.png\" alt=\"\u1ea3nh PNG t\u1ea3i nh\u01b0 th\u1ebf n\u00e0o, nhanh ch\u1eadm ra sao\" class=\"wp-image-13335\"\/><\/figure>\n\n\n<p>\u1ea2nh tr\u00ean cho th\u1ea5y c\u00f3 \u1ea3nh c\u00f3 dung l\u01b0\u1ee3ng kh\u00e1 nh\u1ecf nh\u01b0ng l\u1ea1i m\u1ea5t nhi\u1ec1u th\u1eddi gian nh\u1ea5t \u0111\u1ec3 t\u1ea3i v\u1ec1&#8230;<\/p>\n\n\n<p>C\u00f2n \u1edf ph\u1ea7n Legend, th\u1eddi gian c\u1ee7a t\u1eebng nhi\u1ec7m v\u1ee5 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a nh\u01b0 sau:<\/p>\n\n\n<ul><li>DNS: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web t\u00ecm ki\u1ebfm th\u00f4ng tin DNS<\/li><li>SSL: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web \u0111ang th\u1ef1c hi\u1ec7n t\u1ea1o k\u1ebft n\u1ed1i b\u1ea3o m\u1eadt SSL<\/li><li>Connect: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7<\/li><li>Send: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web g\u1eedi d\u1eef li\u1ec7u y\u00eau c\u1ea7u cho m\u00e1y ch\u1ee7<\/li><li>Wait: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web \u0111\u1ee3i d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 k\u1ebft xu\u1ea5t xong<\/li><li>Receive: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web nh\u1eadn d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 (th\u1eddi gian d\u1eef li\u1ec7u di chuy\u1ec3n t\u1eeb m\u00e1y ch\u1ee7 \u0111\u1ebfn tr\u00ecnh duy\u1ec7t)<\/li><li>Blocked: Th\u1eddi gian Tr\u00ecnh duy\u1ec7t web ch\u01b0a s\u1eb5n s\u00e0ng g\u1eedi<\/li><\/ul>\n\n\n<p>C\u00e1c bi\u1ec3u t\u01b0\u1ee3ng b\u00ean tr\u00e1i ngo\u00e0i c\u00f9ng b\u1ea3ng file \u0111\u01b0\u1ee3c gi\u1ea3i ngh\u0129a nh\u01b0 sau:<\/p>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter\"><img decoding=\"async\" src=\"https:\/\/kiencang.net\/wp-content\/uploads\/2019\/03\/giai-nghia-bieu-tuong.png\" alt=\"gi\u1ea3i ngh\u0129a c\u00e1c bi\u1ec3u t\u01b0\u1ee3ng\" class=\"wp-image-13336\"\/><\/figure><\/div>\n\n\n<ul><li>HTML Document: T\u00e0i li\u1ec7u HTML<\/li><li>JavaScript: file JavaScript<\/li><li>CSS: file CSS<\/li><li>Image: file \u1ea3nh<\/li><li>Text\/Plain: T\u00e0i li\u1ec7u v\u0103n b\u1ea3n thu\u1ea7n<\/li><li>Other: T\u1ea5t c\u1ea3 ki\u1ec3u n\u1ed9i dung kh\u00f4ng r\u00f5 kh\u00e1c<\/li><li>Warning: C\u00e1c y\u00eau c\u1ea7u nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i 4XX, 5XX ho\u1eb7c kh\u00f4ng th\u1ec3 t\u1ea3i v\u1ec1<\/li><li>Redirect: C\u00e1c y\u00eau c\u1ea7u nh\u1eadn \u0111\u01b0\u1ee3c ph\u1ea3n h\u1ed3i 3XX v\u00e0 th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c chuy\u1ec3n h\u01b0\u1edbng<\/li><\/ul>\n\n\n<h2 class=\"wp-block-heading\">T\u1ea1i sao ph\u1ea7n n\u00e0y l\u1ea1i quan tr\u1ecdng?<\/h2>\n\n\n<p>\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a WordPress l\u00e0 n\u00f3 gi\u1ed1ng lego l\u1eafp g\u1eafp. Trang c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c t\u1ea1o t\u1eeb nhi\u1ec1u plugin v\u00e0 b\u1ea1n kh\u00f4ng hi\u1ec3u ng\u01b0\u1eddi t\u1ea1o ra plugin \u0111\u00f3 thi\u1ebft k\u1ebf nh\u01b0 th\u1ebf n\u00e0o. \u0110i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn h\u1ec7 qu\u1ea3 l\u00e0 trang c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i v\u1ec1 nhi\u1ec1u th\u1ee9 m\u00e0 b\u1ea1n kh\u00f4ng ng\u1edd t\u1edbi! Ngay c\u1ea3 khi b\u1ea1n d\u00f9ng c\u00e1c plugin t\u1ed1i \u01b0u h\u00f3a nh\u01b0:<\/p>\n\n\n<ul><li><a href=\"https:\/\/kiencang.net\/plugin-nen-anh-wordpress\/\">Plugin t\u1ed1i \u01b0u \u1ea3nh<\/a><\/li><li>Plugin t\u1ea1o cache (th\u00ed d\u1ee5 W3 Total Cache)<\/li><li>Plugin r\u00fat g\u1ecdn CSS, JS (th\u00ed d\u1ee5 <a href=\"https:\/\/kiencang.net\/plugin-autoptimize\/\">plugin Autoptimize<\/a>)<\/li><li>V\u00e2n v\u00e2n<\/li><\/ul>\n\n\n<p>Th\u00ec v\u1eabn c\u00f3 nh\u1eefng chi ti\u1ebft l\u1eaft l\u00e9o m\u00e0 trang web gi\u1ea5u k\u00edn. Ph\u1ea7n cu\u1ed1i c\u1ee7a Pingdom gi\u00fap ch\u00fang ta t\u00ecm ra c\u00e1c chi ti\u1ebft \u0111\u00f3.<\/p>\n\n\n<p>Ch\u1eb3ng h\u1ea1n nh\u1edd ph\u1ea7n n\u00e0y m\u00e0 t\u00f4i bi\u1ebft \u0111\u01b0\u1ee3c c\u00f3 plugin khi\u1ebfn website ph\u1ea3i t\u1ea3i font kh\u00f4ng c\u1ea7n thi\u1ebft kh\u00e1 n\u1eb7ng, m\u1ed9t s\u1ed1 t\u00e0i nguy\u00ean kh\u00f4ng t\u1ea3i t\u1eeb CDN m\u00e0 v\u1eabn t\u1ea3i t\u1eeb t\u00ean mi\u1ec1n g\u1ed1c, h\u00f3a ra c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm t\u00f9y ch\u1ec9nh c\u1ee7a Google t\u1ea3i r\u1ea5t nh\u1eb9 nh\u00e0ng (ch\u1ec9 kho\u1ea3ng 0,2 gi\u00e2y).<\/p>\n\n\n<p>Nh\u1edd nh\u1eefng th\u00f4ng tin nh\u01b0 v\u1eady b\u1ea1n c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh s\u00e2u h\u01a1n n\u1eefa nh\u1eb1m t\u1ed1i \u0111a h\u00f3a kh\u1ea3 n\u0103ng t\u1ed1i \u01b0u.<\/p>\n\n\n<p>Ch\u00fac website c\u1ee7a b\u1ea1n nhanh nh\u01b0 Chim c\u1eaft.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tr\u01b0\u1edbc khi \u0111o v\u00e0o chi ti\u1ebft, b\u1ea1n n\u00ean \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y: T\u1ea1i sao \u0111i\u1ec3m s\u1ed1 Google PageSpeed, Pingdom v\u00e0 GTmetrix l\u1ea1i kh\u00f4ng quan tr\u1ecdng. T\u1ed1c \u0111\u1ed9 website l\u00e0 y\u1ebfu t\u1ed1 r\u1ea5t quan tr\u1ecdng, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1edbi c\u00e1c website th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, khi m\u00e0 ch\u1ec9 n\u1eeda gi\u00e2y ho\u1eb7c m\u1ed9t gi\u00e2y gi\u1ea3m \u0111\u01b0\u1ee3c c\u00f3 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":13999,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[260],"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 s\u1eed d\u1ee5ng Pingdom \u0111\u1ec3 ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 website &#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\/huong-dan-su-dung-pingdom\/\" \/>\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 s\u1eed d\u1ee5ng Pingdom \u0111\u1ec3 ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 website &#8226; Ki\u1ebfn c\u00e0ng\" \/>\n<meta property=\"og:description\" content=\"Tr\u01b0\u1edbc khi \u0111o v\u00e0o chi ti\u1ebft, b\u1ea1n n\u00ean \u0111\u1ecdc b\u00e0i vi\u1ebft n\u00e0y: T\u1ea1i sao \u0111i\u1ec3m s\u1ed1 Google PageSpeed, Pingdom v\u00e0 GTmetrix l\u1ea1i kh\u00f4ng quan tr\u1ecdng. 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