{"id":12407125,"date":"2026-06-06T12:48:25","date_gmt":"2026-06-06T04:48:25","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/wordpress-%e7%bd%91%e7%ab%99%e9%80%9f%e5%ba%a6%e4%bc%98%e5%8c%96%e7%bb%88%e6%9e%81%e6%8c%87%e5%8d%97%ef%bc%9a%e4%bb%8e%e5%8a%a0%e8%bd%bd%e6%97%b6%e9%97%b4%e5%88%b0%e6%a0%b8%e5%bf%83%e6%80%a7%e8%83%bd\/"},"modified":"2026-06-06T13:07:36","modified_gmt":"2026-06-06T05:07:36","slug":"wordpress-speed-optimization-guide-12407125","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/wordpress\/wordpress-speed-optimization-guide-12407125\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u t\u1ed1c \u0111\u1ed9 WordPress to\u00e0n di\u1ec7n: T\u1eeb th\u1eddi gian t\u1ea3i \u0111\u1ebfn c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ed1t l\u00f5i"},"content":{"rendered":"

Trong m\u00f4i tr\u01b0\u1eddng internet ng\u00e0y nay, t\u1ed1c \u0111\u1ed9 t\u1ea3i trang l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t quy\u1ebft \u0111\u1ecbnh tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, th\u1ee9 h\u1ea1ng tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm (SEO) v\u00e0 t\u1ef7 l\u1ec7 chuy\u1ec3n \u0111\u1ed5i (conversion rate). M\u1ed9t trang web WordPress t\u1ea3i ch\u1eadm s\u1ebd tr\u1ef1c ti\u1ebfp d\u1eabn \u0111\u1ebfn vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng r\u1eddi b\u1ecf trang web v\u00e0 do \u0111\u00f3 l\u00e0m gi\u1ea3m doanh thu. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd t\u00ecm hi\u1ec3u s\u00e2u r\u1ed9ng v\u1ec1 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a to\u00e0n di\u1ec7n, t\u1eeb th\u1eddi gian t\u1ea3i trang \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ed1t l\u00f5i c\u1ee7a m\u00e1y ch\u1ee7, nh\u1eb1m gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng m\u1ed9t trang web nhanh ch\u00f3ng v\u00e0 m\u01b0\u1ee3t m\u00e0.<\/p>\n\n\n\n

C\u00e1c ch\u1ec9 s\u1ed1 c\u1ed1t l\u00f5i v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111o l\u01b0\u1eddng \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a WordPress<\/h2>\n\n\n\n

Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh t\u1ed1i \u01b0u h\u00f3a, b\u1ea1n c\u1ea7n bi\u1ebft c\u00e1ch \u0111\u00e1nh gi\u00e1 t\u1ed1c \u0111\u1ed9 trang web. C\u00e1c ch\u1ec9 s\u1ed1 quan tr\u1ecdng bao g\u1ed3m th\u1eddi gian \u0111\u1ec3 n\u1ed9i dung \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb l\u1ea7n \u0111\u1ea7u ti\u00ean (First Content Paint), th\u1eddi gian \u0111\u1ec3 to\u00e0n b\u1ed9 n\u1ed9i dung \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb (Maximum Content Paint), v\u00e0 \u0111\u1ed9 l\u1ec7ch trong vi\u1ec7c s\u1eafp x\u1ebfp c\u00e1c th\u00e0nh ph\u1ea7n tr\u00ean trang (Cumulative Layout Shift). Vi\u1ec7c hi\u1ec3<\/p>\n\n\n\n

S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u1ed5 bi\u1ebfn \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u n\u0103ng.<\/h3>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng nhi\u1ec1u c\u00f4ng c\u1ee5 kh\u00e1c nhau \u0111\u1ec3 \u0111o l\u01b0\u1eddng hi\u1ec7u su\u1ea5t c\u1ee7a trang web. Google PageSpeed Insights v\u00e0 GTmetrix l\u00e0 hai c\u00f4ng c\u1ee5 mi\u1ec5n ph\u00ed ph\u1ed5 bi\u1ebfn nh\u1ea5t, ch\u00fang cung c\u1ea5p c\u00e1c \u0111\u00e1nh gi\u00e1 chi ti\u1ebft c\u00f9ng c\u00e1c g\u1ee3i \u00fd v\u1ec1 c\u00e1ch c\u1ea3i thi\u1ec7n trang web. WebPageTest l\u1ea1i cho ph\u00e9p th\u1ef1c hi\u1ec7n nh\u1eefng b\u00e0i ki\u1ec3m tra s\u00e2u h\u01a1n, bao g\u1ed3m t\u00ecnh h\u00ecnh t\u1ea3i trang trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba l\u00fd v\u00e0 m\u1ea1ng kh\u00e1c nhau.<\/p>\n

\u0110\u1ecdc th\u00eam H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u h\u00f3a WordPress t\u1ed1i th\u01b0\u1ee3ng: Chi\u1ebfn l\u01b0\u1ee3c to\u00e0n di\u1ec7n \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 v\u00e0 hi\u1ec7u su\u1ea5t trang web<\/a>\u3002<\/p>\n\n\n\n\n

Hi\u1ec3u v\u1ec1 th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a m\u00e1y ch\u1ee7 (Server Response Time) v\u00e0 th\u1eddi gian kh\u1edfi t\u1ea1o trang (Time To First Byte \u2013 TTFB)<\/h3>\n\n\n\n

Th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a m\u00e1y ch\u1ee7, hay c\u00f2n g\u1ecdi l\u00e0 th\u1eddi gian \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c byte \u0111\u1ea7u ti\u00ean c\u1ee7a d\u1eef li\u1ec7u tr\u1ea3 v\u1ec1, l\u00e0 m\u1ed9t ch\u1ec9 s\u1ed1 tr\u1ef1c ti\u1ebfp \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u n\u0103ng c\u1ee7a m\u00e1y ch\u1ee7. M\u1ed9t gi\u00e1 tr\u1ecb TTFB (Time To First Byte) qu\u00e1 cao th\u01b0\u1eddng cho th\u1ea5y c\u00f3 v\u1ea5n \u0111\u1ec1 v\u1edbi c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 ho\u1eb7c \u1ee9ng d\u1ee5ng. B\u1ea1n c\u00f3 th\u1ec3 \u0111o \u0111\u01b0\u1ee3c th\u1eddi gian n\u00e0y b\u1eb1ng c\u00e1ch xem th\u1eddi gian \u201cch\u1edd \u0111\u1ee3i\u201d cho y\u00eau c\u1ea7u \u0111\u1ea7u ti\u00ean trong tab \u201cM\u1ea1ng\u201d (Network) c\u1ee7a c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n tr\u00ecnh duy\u1ec7t (browser developer tools).<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n UltaHost \u2013 Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 WordPress chuy\u00ean nghi\u1ec7p <\/strong>\r\n
B\u1ea3o \u0111\u1ea3m ho\u00e0n ti\u1ec1n trong 30 ng\u00e0y, b\u0103ng th\u00f4ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng gi\u1edbi h\u1ea1n, b\u1ea3o v\u1ec7 DDoS mi\u1ec5n ph\u00ed, mua 3 n\u0103m \u01b0u \u0111\u00e3i 50%<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Logo\r\n \r\n <\/a>\r\n \r\n \r\n Truy c\u1eadp trang <\/a>\r\n <\/div>\r\n<\/div>\n\n\n\n\n\n\n

Chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c t\u1ea3i c\u00e1c t\u00e0i nguy\u00ean ph\u00eda tr\u01b0\u1edbc (front-end resources)<\/h2>\n\n\n\n

T\u1ed1i \u01b0u h\u00f3a ph\u00eda tr\u01b0\u1edbc (front-end optimization) ch\u1ee7 y\u1ebfu t\u1eadp trung v\u00e0o c\u00e1c t\u00e0i nguy\u00ean m\u00e0 tr\u00ecnh duy\u1ec7t ng\u01b0\u1eddi d\u00f9ng c\u1ea7n x\u1eed l\u00fd khi t\u1ea3i trang, bao g\u1ed3m HTML, CSS, JavaScript v\u00e0 h\u00ecnh \u1ea3nh. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a nh\u1eefng ph\u1ea7n n\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 tr\u1ea3i nghi\u1ec7m t\u1ea3i trang c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u1ec1 m\u1eb7t th\u1ecb gi\u00e1c.<\/p>\n\n\n\n

\u56fe\u7247\u8d44\u6e90\u7684\u538b\u7f29\u4e0e\u61d2\u52a0\u8f7d<\/h3>\n\n\n\n

H\u00ecnh \u1ea3nh th\u01b0\u1eddng l\u00e0 lo\u1ea1i t\u00e0i nguy\u00ean chi\u1ebfm nhi\u1ec1u dung l\u01b0\u1ee3ng nh\u1ea5t tr\u00ean trang web. B\u1ea1n n\u00ean s\u1eed d\u1ee5ng c\u00e1c plugin nh\u01b0 ShortPixel ho\u1eb7c Imagify \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng n\u00e9n h\u00ecnh \u1ea3nh, \u0111\u1ed3ng th\u1eddi c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng c\u00e1c \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh th\u1ebf h\u1ec7 m\u1edbi nh\u01b0 WebP. C\u00f4ng ngh\u1ec7 t\u1ea3i ch\u1eadm (lazy loading) cho ph\u00e9p tr\u00ec ho\u00e3n vi\u1ec7c t\u1ea3i c\u00e1c h\u00ecnh \u1ea3nh kh\u00f4ng n\u1eb1m tr\u00ean trang \u0111\u1ea7u ti\u00ean, ch\u1ec9 t\u1ea3i ch\u00fang khi ng\u01b0\u1eddi d\u00f9ng cu\u1ed9n \u0111\u1ebfn v\u1ecb tr\u00ed t\u01b0\u01a1ng \u1ee9ng. Nhi\u1ec1u giao di\u1ec7n web hi\u1ec7n \u0111\u1ea1i v\u00e0 plugin l\u01b0u tr\u1eef (cache) \u0111\u00e3 t\u00edch h\u1ee3p s\u1eb5n t\u00ednh n\u0103ng n\u00e0y.<\/p>\n\n\n\n

\u5408\u5e76\u4e0e\u6700\u5c0f\u5316 CSS \u53ca JavaScript \u6587\u4ef6<\/h3>\n\n\n\n

Vi\u1ec7c gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u HTTP l\u00e0 m\u1ed9t nguy\u00ean t\u1eafc v\u00e0ng trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a ph\u00eda tr\u01b0\u1edbc (front-end optimization). B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p nhi\u1ec1u t\u1ec7p CSS ho\u1eb7c JS th\u00e0nh m\u1ed9t t\u1ec7p duy nh\u1ea5t, b\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 s\u1ed1 l\u1ea7n y\u00eau c\u1ea7u \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn m\u00e1y ch\u1ee7. \u0110\u1ed3ng th\u1eddi, s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c k\u00fd t\u1ef1 tr\u1eafng, ch\u00fa th\u00edch v\u00e0 \u0111o\u1ea1n m\u00e3 kh\u00f4ng c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e3 ngu\u1ed3n; qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cminimization\u201d (vi\u1ec7c l\u00e0m nh\u1ecf g\u1ecdn m\u00e3 ngu\u1ed3n). V\u00ed d\u1ee5, plugin Autoptimize c\u00f3 th\u1ec3 t\u1ef1 \u0111\u1ed9ng th\u1ef1c hi\u1ec7n nh\u1eefng c\u00f4ng vi\u1ec7c n\u00e0y cho b\u1ea1n.<\/p>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111\u01a1n gi\u1ea3n, minh h\u1ecda c\u00e1ch th\u1ef1c hi\u1ec7n \u0111i\u1ec1u \u0111\u00f3: functions.php<\/code> Ng\u01b0\u1eddi d\u00f9ng t\u1ef1 th\u1ef1c hi\u1ec7n vi\u1ec7c \u0111\u01b0a c\u00e1c t\u1eadp l\u1ec7nh (script) v\u00e0o h\u00e0ng \u0111\u1ee3i (queue) v\u00e0 ch\u1ec9 \u0111\u1ecbnh phi\u00ean b\u1ea3n c\u1ee5 th\u1ec3 c\u1ee7a ch\u00fang, nh\u1eb1m t\u1eadn d\u1ee5ng t\u00ednh n\u0103ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong b\u1ed9 nh\u1edb \u0111\u1ec7m (cache) c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/p>\n

\u0110\u1ecdc th\u00eam H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u h\u00f3a WordPress to\u00e0n di\u1ec7n: 20 m\u1eb9o th\u1ef1c t\u1ebf \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 website v\u00e0 c\u1ea3i thi\u1ec7n th\u1ee9 h\u1ea1ng<\/a>\u3002<\/p>\n\n\n\n\n

function my_theme_scripts() {\n    wp_enqueue_script( 'my-main-js', get_template_directory_uri() . '\/js\/main.min.js', array(), '1.0.0', true );\n}\nadd_action( 'wp_enqueue_scripts', 'my_theme_scripts' );<\/code><\/pre>\n\n\n\n
(Take advantage of browser caching and content delivery networks.)<\/h3>\n\n\n\n
B\u1eb1ng c\u00e1ch thi\u1ebft l\u1eadp c\u00e1c ti\u00eau \u0111\u1ec1 \u0111\u1ec7m HTTP (HTTP cache headers), b\u1ea1n c\u00f3 th\u1ec3 y\u00eau c\u1ea7u tr\u00ecnh duy\u1ec7t l\u01b0u tr\u1eef c\u00e1c t\u00e0i nguy\u00ean t\u0129nh (nh\u01b0 h\u00ecnh \u1ea3nh, CSS, JS) trong m\u1ed9t th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp l\u1ea1i, c\u00e1c t\u00e0i nguy\u00ean n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i tr\u1ef1c ti\u1ebfp t\u1eeb b\u1ed9 nh\u1edb \u0111\u1ec7m tr\u00ean m\u00e1y t\u00ednh c\u1ee7a h\u1ecd thay v\u00ec ph\u1ea3i y\u00eau c\u1ea7u l\u1ea1i t\u1eeb m\u00e1y ch\u1ee7. C\u00e1c ti\u1ec7n \u00edch nh\u01b0 W3 Total Cache ho\u1eb7c WP Rocket c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n th\u1ef1c hi\u1ec7n vi\u1ec7c c\u1ea5u h\u00ecnh n\u00e0y m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, vi\u1ec7c s\u1eed d\u1ee5ng CDN (Content Delivery Network) s\u1ebd gi\u00fap ph\u00e2n ph\u1ed1i c\u00e1c t\u00e0i nguy\u00ean t\u0129nh \u0111\u1ebfn nh\u1eefng m\u00e1y ch\u1ee7 g\u1ea7n h\u1ecd h\u01a1n, t\u1eeb \u0111\u00f3 \u0111\u00e1ng k\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang web.<\/p>\n\n\n\n
T\u1ed1i \u01b0u h\u00f3a s\u00e2u v\u1ec1 hi\u1ec7u n\u0103ng c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 ph\u1ea7n m\u1ec1m ph\u00eda sau (backend)<\/h2>\n\n\n\n
Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a ph\u00eda sau (back-end optimization) t\u1eadp trung v\u00e0o c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 v\u00e0 hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd y\u00eau c\u1ea7u c\u1ee7a ph\u1ea7n l\u00f5i WordPress. \u0110\u00e2y th\u01b0\u1eddng l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u n\u0103ng c\u01a1 b\u1ea3n.<\/p>\n\n\n\n
Ch\u1ecdn m\u1ed9t m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef v\u00e0 phi\u00ean b\u1ea3n PHP c\u00f3 hi\u1ec7u su\u1ea5t cao<\/h3>\n\n\n\n
C\u00e1c m\u00e1y ch\u1ee7 chia s\u1ebb th\u01b0\u1eddng l\u00e0 nguy\u00ean nh\u00e2n g\u00e2y ra h\u1ea1n ch\u1ebf v\u1ec1 hi\u1ec7u n\u0103ng. H\u00e3y c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p l\u00ean m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud server), m\u00e1y ch\u1ee7 \u1ea3o VPS (virtual private server) ho\u1eb7c d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef WordPress chuy\u00ean nghi\u1ec7p. \u0110\u1ed3ng th\u1eddi, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng phi\u00ean b\u1ea3n PHP b\u1ea1n \u0111ang s\u1eed d\u1ee5ng l\u00e0 phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t v\u00e0 \u1ed5n \u0111\u1ecbnh nh\u1ea5t (v\u00ed d\u1ee5: PHP 8.x mang l\u1ea1i hi\u1ec7u su\u1ea5t cao h\u01a1n nhi\u1ec1u l\u1ea7n so v\u1edbi PHP 5.6). B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra v\u00e0 thay \u0111\u1ed5i phi\u00ean b\u1ea3n PHP th\u00f4ng qua b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u00e1y ch\u1ee7 ho\u1eb7c s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u201cSite Health\u201d.<\/p>\n\n\r\n
\r\n     \r\n  
\r\n    \r\n      Hosting.com - l\u01b0u tr\u1eef chia s\u1ebb    <\/strong>\r\n    
Hi\u1ec7u n\u0103ng cao, \u0111\u01b0\u1ee3c trang b\u1ecb CPU AMD EPYC, l\u01b0u tr\u1eef SSD NVMe v\u00e0 LiteSpeed, h\u1ed7 tr\u1ee3 chuy\u00ean gia n\u1ed9i b\u1ed9 24 gi\u1edd\/ng\u00e0y, c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt ti\u00ean ti\u1ebfn bao g\u1ed3m SSL, ch\u1ed1ng brute force, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u00e0 b\u1ea3o v\u1ec7 DDoS, ti\u1ebft ki\u1ec7m t\u1edbi 73%.<\/div>\r\n  <\/div>\r\n\r\n  
\r\n          \r\n                  \"Logo\r\n          \r\n              <\/a>\r\n    \r\n    \r\n       Truy c\u1eadp trang    <\/a>\r\n  <\/div>\r\n<\/div>\n\n\n\n\n\n\n
Vi\u1ec7c d\u1ecdn d\u1eb9p v\u00e0 t\u1ed1i \u01b0u h\u00f3a \u0111\u1ecbnh k\u1ef3 c\u01a1 s\u1edf d\u1eef li\u1ec7u (database) l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t c\u1ee7a h\u1ec7 th\u1ed1ng. C\u00e1c thao t\u00e1c n\u00e0y bao g\u1ed3m:<\/h3>\n\n\n\n
Theo th\u1eddi gian, c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a WordPress s\u1ebd t\u00edch l\u0169y m\u1ed9t l\u01b0\u1ee3ng l\u1edbn c\u00e1c phi\u00ean b\u1ea3n \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i, nh\u1eefng b\u00ecnh lu\u1eadn kh\u00f4ng c\u1ea7n thi\u1ebft v\u00e0 d\u1eef li\u1ec7u \u0111\u00e3 h\u1ebft h\u1ea1n. Nh\u1eefng d\u1eef li\u1ec7u th\u1eeba n\u00e0y s\u1ebd l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 th\u1ef1c hi\u1ec7n c\u00e1c truy v\u1ea5n. Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ti\u1ec7n \u00edch m\u1edf r\u1ed9ng (plugin) nh\u01b0 WP-Optimize \u0111\u1ec3 d\u1ecdn d\u1eb9p v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch \u0111\u1ecbnh k\u1ef3 l\u00e0 r\u1ea5t quan tr\u1ecdng. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a c\u00e1c b\u1ea3ng trong c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m b\u1edbt t\u00ecnh tr\u1ea1ng ph\u00e2n m\u1ea3nh d\u1eef li\u1ec7u v\u00e0 n\u00e2ng cao hi\u1ec7u su\u1ea5t th\u1ef1c<\/p>\n\n\n\n
Th\u1ef1c hi\u1ec7n c\u01a1 ch\u1ebf l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng (object caching)<\/h3>\n\n\n\n
Caching \u0111\u1ed1i t\u01b0\u1ee3ng (object caching) cho ph\u00e9p l\u01b0u tr\u1eef k\u1ebft qu\u1ea3 c\u1ee7a c\u00e1c truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p trong b\u1ed9 nh\u1edb, gi\u00fap tr\u00e1nh vi\u1ec7c truy v\u1ea5n c\u00f9ng d\u1eef li\u1ec7u nhi\u1ec1u l\u1ea7n. \u0110\u1ed1i v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 kh\u00f4ng h\u1ed7 tr\u1ee3 caching trong b\u1ed9 nh\u1edb, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ti\u1ec7n \u00edch m\u1edf r\u1ed9ng (plugins) \u0111\u1ec3 l\u01b0u d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c \u0111\u1ec7m v\u00e0o \u0111\u0129a. \u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi d\u00f9ng c\u00f3 nhu c\u1ea7u cao h\u01a1n, vi\u1ec7c c\u00e0i \u0111\u1eb7t c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Redis ho\u1eb7c Memcached k\u00e8m theo c\u00e1c ti\u1ec7n \u00edch b\u1ed5 sung (ch\u1eb3ng h\u1ea1n Redis Object Cache) s\u1ebd mang l\u1ea1i nh\u1eefng c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 v\u1ec1 hi\u1ec7u su\u1ea5t. Qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf c\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ee7.<\/p>\n\n\n\n
C\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u01b0u tr\u1eef \u0111\u1ec7m n\u00e2ng cao v\u00e0 qu\u1ea3n l\u00fd ti\u1ec7n \u00edch m\u1edf r\u1ed9ng (plugins)<\/h2>\n\n\n\n
\u0110\u1ec7m (cache) l\u00e0 n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n cho vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 trang web WordPress. M\u1ed9t chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec7m ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 bi\u1ebfn \u0111\u1ed5i m\u1ed9t trang web \u0111\u1ed9ng th\u00e0nh nh\u1eefng trang g\u1ea7n nh\u01b0 t\u0129nh ch\u1ec9 trong ch\u1ed1c l\u00e1t.<\/p>\n
\u0110\u1ecdc th\u00eam H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n t\u1ed1i \u01b0u h\u00f3a WordPress: 20 m\u1eb9o th\u1ef1c t\u1ebf \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 v\u00e0 th\u1ee9 h\u1ea1ng<\/a>\u3002<\/p>\n\n\n\n\n
C\u1ea5u h\u00ecnh b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 t\u1ea3i tr\u01b0\u1edbc cho trang web<\/h3>\n\n\n\n
Tr\u00ecnh l\u01b0u tr\u1eef trang (page caching) t\u1ea1o ra c\u00e1c b\u1ea3n sao HTML t\u0129nh c\u1ee7a trang web v\u00e0 cung c\u1ea5p ch\u00fang tr\u1ef1c ti\u1ebfp cho ng\u01b0\u1eddi truy c\u1eadp, b\u1ecf qua ho\u00e0n to\u00e0n qu\u00e1 tr\u00ecnh x\u1eed l\u00fd b\u1edfi PHP v\u00e0 MySQL. \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng bi\u1ec7n ph\u00e1p t\u0103ng t\u1ed1c hi\u1ec7u qu\u1ea3 nh\u1ea5t. C\u00f2n vi\u1ec7c t\u1ea3i tr\u01b0\u1edbc n\u1ed9i dung (preloading) th\u00ec di\u1ec5n ra sau khi tr\u00ecnh l\u01b0u tr\u1eef \u0111\u00e3 t\u1ea1o xong c\u00e1c b\u1ea3n sao; n\u00f3 m\u00f4 ph\u1ecfng c\u00e1c l\u1ec7nh truy c\u1eadp v\u00e0o to\u00e0n b\u1ed9 c\u00e1c trang tr\u00ean trang web, \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u1ea5t c\u1ea3 c\u00e1c trang \u0111\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef s\u1eb5n tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
H\u00e3y \u0111\u00e1nh gi\u00e1 v\u00e0 l\u1ef1a ch\u1ecdn c\u00e1c ti\u1ec7n \u00edch t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 m\u1ed9t c\u00e1ch th\u1eadn tr\u1ecdng.<\/h3>\n\n\n\n
C\u00e1c plugin kh\u00f4ng ch\u1ec9 mang l\u1ea1i nh\u1eefng t\u00ednh n\u0103ng h\u1eefu \u00edch m\u00e0 c\u00f2n c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh nguy\u00ean nh\u00e2n g\u00e2y gi\u1ea3m hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng. B\u1ea1n n\u00ean ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u00e1c plugin \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00e0i \u0111\u1eb7t, t\u1eaft b\u1ecf v\u00e0 x\u00f3a nh\u1eefng plugin kh\u00f4ng c\u1ea7n thi\u1ebft. Khi l\u1ef1a ch\u1ecdn plugin \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t, h\u00e3y \u01b0u ti\u00ean nh\u1eefng s\u1ea3n ph\u1ea9m c\u00f3 ch\u1ee9c n\u0103ng r\u00f5 r\u00e0ng, m\u00e3 ngu\u1ed3n g\u1ecdn g\u00e0ng v\u00e0 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt th\u01b0\u1eddng xuy\u00ean. H\u00e3y tr\u00e1nh s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u plugin l\u01b0u tr\u1eef d\u1eef li\u1ec7u (cache) ho\u1eb7c plugin t\u1ed1i \u01b0u h\u00f3a c\u00f3 ch\u1ee9c n\u0103ng tr\u00f9ng l\u1eb7p, v\u00ec ch\u00fang c\u00f3 th\u1ec3 g\u00e2y xung \u0111\u1ed9t l\u1eabn nhau v\u00e0 d\u1eabn \u0111\u1ebfn k\u1ebft qu\u1ea3 ng\u01b0\u1ee3c l\u1ea1i (<\/p>\n\n\r\n
\r\n     \r\n  
\r\n    \r\n      M\u00e1y ch\u1ee7 chia s\u1ebb c\u1ee7a InterServer    <\/strong>\r\n    
L\u01b0u tr\u1eef chia s\u1ebb v\u1edbi m\u1ee9c ph\u00ed $2,50 USD m\u1ed7i th\u00e1ng, gi\u1ea3m gi\u00e1 $0,1 USD trong th\u00e1ng \u0111\u1ea7u ti\u00ean, m\u00e3 gi\u1ea3m gi\u00e1 tryinterserver, v\u1edbi 461 \u1ee9ng d\u1ee5ng \u0111\u00e1m m\u00e2y v\u00e0 c\u00e0i \u0111\u1eb7t ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t.<\/div>\r\n  <\/div>\r\n\r\n  
\r\n          \r\n                  \"Logo\r\n          \r\n              <\/a>\r\n    \r\n    \r\n       Truy c\u1eadp trang    <\/a>\r\n  <\/div>\r\n<\/div>\n\n\n\n\n\n\n
Ho\u00e3n vi\u1ec7c th\u1ef1c thi c\u00e1c \u0111o\u1ea1n JavaScript kh\u00f4ng quan tr\u1ecdng.<\/h3>\n\n\n\n
Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c t\u1eadp l\u1ec7nh JavaScript \u0111\u1ec1u c\u1ea7n \u0111\u01b0\u1ee3c t\u1ea3i v\u00e0o trang web ngay t\u1eeb khi trang \u0111\u01b0\u1ee3c m\u1edf. Vi\u1ec7c \u0111\u00e1nh d\u1ea5u nh\u1eefng t\u1eadp l\u1ec7nh kh\u00f4ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn n\u1ed9i dung trang ch\u1ee7 (ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c n\u00fat chia s\u1ebb tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i, m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng c\u1ee7a c\u00e1c \u00f4 b\u00ecnh lu\u1eadn) \u0111\u1ec3 ch\u00fang \u0111\u01b0\u1ee3c t\u1ea3i ch\u1eadm h\u01a1n ho\u1eb7c theo c\u00e1ch \u0111\u1ed3ng b\u1ed9 (asynchronously) s\u1ebd gi\u00fap \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u1ed9i dung c\u1ed1t l\u00f5i c\u1ee7a trang \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb \u0111\u00fang th\u1eddi \u0111i\u1ec3m. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua c\u00e1c plugin ho\u1eb7c b\u1eb1ng c\u00e1ch ch\u1ec9nh s\u1eeda m\u00e3 ngu\u1ed3n th\u1ee7 c\u00f4ng.<\/p>\n\n\n\n
T\u00f3m l\u1ea1i<\/h2>\n\n\n\n
WordPress \u7f51\u7ad9\u901f\u5ea6\u4f18\u5316\u662f\u4e00\u4e2a\u7cfb\u7edf\u6027\u7684\u5de5\u7a0b\uff0c\u9700\u8981\u4ece\u524d\u7aef\u8d44\u6e90\u3001\u670d\u52a1\u5668\u540e\u7aef\u3001\u7f13\u5b58\u7b56\u7565\u548c\u63d2\u4ef6\u7ba1\u7406\u7b49\u591a\u4e2a\u7ef4\u5ea6\u534f\u540c\u63a8\u8fdb\u3002\u4ece\u6d4b\u91cf\u6027\u80fd\u73b0\u72b6\u5f00\u59cb\uff0c\u4f18\u5148\u5904\u7406\u5f71\u54cd\u6700\u5927\u7684\u74f6\u9888\uff0c\u4f8b\u5982\u542f\u7528\u9875\u9762\u7f13\u5b58\u3001\u4f18\u5316\u56fe\u7247\u3001\u5347\u7ea7 PHP \u7248\u672c\u548c\u6e05\u7406\u6570\u636e\u5e93\u3002\u8bb0\u4f4f\uff0c\u4f18\u5316\u662f\u4e00\u4e2a\u6301\u7eed\u7684\u8fc7\u7a0b\uff0c\u5b9a\u671f\u76d1\u6d4b\u548c\u7ef4\u62a4\u662f\u4fdd\u6301\u7f51\u7ad9\u9ad8\u901f\u8fd0\u884c\u7684\u5173\u952e\u3002\u4e00\u4e2a\u5feb\u901f\u7684\u7f51\u7ad9\u4e0d\u4ec5\u80fd\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u548c SEO \u6392\u540d\uff0c\u6700\u7ec8\u4e5f\u5c06\u8f6c\u5316\u4e3a\u66f4\u9ad8\u7684\u4e1a\u52a1\u6210\u679c\u3002<\/p>\n\n\n\n
FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n
T\u1ea1i sao giao di\u1ec7n qu\u1ea3n tr\u1ecb (backend) c\u1ee7a trang web WordPress c\u1ee7a t\u00f4i c\u0169ng ch\u1ea1y ch\u1eadm?<\/h3>\n\n\n\n
T\u1ed1c \u0111\u1ed9 ch\u1ea1y c\u1ee7a n\u1ec1n t\u1ea3ng (backend) ch\u1eadm th\u01b0\u1eddng c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1c plugin v\u00e0 giao di\u1ec7n (theme) \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. M\u1ed9t s\u1ed1 plugin c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n nhi\u1ec1u thao t\u00e1c truy v\u1ea5n (query) ho\u1eb7c t\u1ea3i c\u00e1c t\u1eadp l\u1ec7nh (script) c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn trong n\u1ec1n. B\u1ea1n n\u00ean t\u1eaft t\u1eebng plugin m\u1ed9t \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n g\u00e2y ra v\u1ea5n \u0111\u1ec1. \u0110\u1ed3ng th\u1eddi, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng b\u1ea1n \u0111ang s\u1eed d\u1ee5ng phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t c\u1ee7a WordPress, giao di\u1ec7n v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c plugin. Thi\u1ebfu t\u00e0i nguy\u00ean m\u00e1y ch\u1ee7 (\u0111\u1eb7c bi\u1ec7t l\u00e0 gi\u1edbi h\u1ea1n v\u1ec1 b\u1ed9 nh\u1edb) c\u0169ng l\u00e0 m\u1ed9t nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn; b\u1ea1n c\u00f3 th\u1ec3 th\u1eed t\u0103ng l\u01b0\u1ee3ng t\u00e0i nguy\u00ean cung c\u1ea5p cho m\u00e1y ch\u1ee7. wp-config.php<\/code> Th\u00eam gi\u1edbi h\u1ea1n v\u1ec1 l\u01b0\u1ee3ng b\u1ed9 nh\u1edb s\u1eed d\u1ee5ng trong t\u1ec7p tin, v\u00ed d\u1ee5:define('WP_MEMORY_LIMIT', '256M');<\/code>\u3002<\/p>\n\n\n\n
Sau khi s\u1eed d\u1ee5ng plugin l\u01b0u tr\u1eef d\u1eef li\u1ec7u (cache), t\u1ea1i sao n\u1ed9i dung m\u1edbi \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt tr\u00ean trang web kh\u00f4ng hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c?<\/h3>\n\n\n\n
\u0110\u00e2y l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a c\u01a1 ch\u1ebf \u0111\u1ec7m (cache). C\u00e1c plugin \u0111\u1ec7m \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp website b\u1eb1ng c\u00e1ch cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng nh\u1eefng trang HTML t\u0129nh thay v\u00ec t\u1ea1o ch\u00fang t\u1eeb c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch th\u1eddi gian th\u1ef1c. Khi b\u1ea1n c\u1eadp nh\u1eadt b\u00e0i vi\u1ebft ho\u1eb7c trang n\u00e0o \u0111\u00f3, b\u1ea1n c\u1ea7n x\u00f3a b\u1ed9 \u0111\u1ec7m t\u01b0\u01a1ng \u1ee9ng \u0111\u1ec3 n\u1ed9i dung m\u1edbi \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb cho ng\u01b0\u1eddi d\u00f9ng. H\u1ea7u h\u1ebft c\u00e1c plugin \u0111\u1ec7m \u0111\u1ec1u cung c\u1ea5p ch\u1ee9c n\u0103ng x\u00f3a \u0111\u1ec7m th\u1ee7 c\u00f4ng, v\u00e0 b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp \u0111\u1ec3 ch\u00fang t\u1ef1 \u0111\u1ed9ng x\u00f3a \u0111\u1ec7m c\u1ee7a b\u00e0i vi\u1ebft \u0111\u00f3 m\u1ed7i khi n\u00f3 \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n\n\n\n
T\u00f4i n\u00ean ch\u1ecdn plugin b\u1ed9 nh\u1edb \u0111\u1ec7m n\u00e0o?<\/h3>\n\n\n\n
L\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o tr\u00ecnh \u0111\u1ed9 k\u1ef9 thu\u1eadt c\u1ee7a b\u1ea1n v\u00e0 nhu c\u1ea7u c\u1ee5 th\u1ec3. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 h\u1ea7u h\u1ebft ng\u01b0\u1eddi d\u00f9ng, WP Rocket l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi (d\u00f9 c\u00f3 ph\u00ed), v\u00ec n\u00f3 d\u1ec5 c\u1ea5u h\u00ecnh v\u00e0 c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng h\u1eefu \u00edch. N\u1ebfu b\u1ea1n th\u00edch c\u00e1c gi\u1ea3i ph\u00e1p mi\u1ec5n ph\u00ed, W3 Total Cache r\u1ea5t m\u1ea1nh m\u1ebd nh\u01b0ng qu\u00e1 tr\u00ecnh c\u1ea5u h\u00ecnh h\u01a1i ph\u1ee9c t\u1ea1p; trong khi \u0111\u00f3, LiteSpeed Cache mang l\u1ea1i hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u h\u00f3a tuy\u1ec7t v\u1eddi cho c\u00e1c trang web ch\u1ea1y tr\u00ean m\u00e1y ch\u1ee7 LiteSpeed. Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t l\u00e0 th\u1eed c\u00e1c c\u00f4ng c\u1ee5 n\u00e0y trong m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m tr\u01b0\u1edbc, \u0111\u1ec3 quan s\u00e1t hi\u1ec7u qu\u1ea3 v\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a ch\u00fang.<\/p>\n\n\n\n
L\u00e0m th\u1ebf n\u00e0o n\u1ebfu \u0111i\u1ec3m s\u1ed1 trong b\u00e0i ki\u1ec3m tra t\u1ed1c \u0111\u1ed9 sau khi t\u1ed1i \u01b0u h\u00f3a v\u1eabn kh\u00f4ng cao?<\/h3>\n\n\n\n
\u9996\u5148\uff0c\u786e\u8ba4\u4f60\u6d4b\u8bd5\u7684\u662f\u5df2\u7f13\u5b58\u7684\u9875\u9762\uff08\u53ef\u4ee5\u591a\u6b21\u5237\u65b0\u540e\u518d\u6d4b\uff09\u3002\u5176\u6b21\uff0c\u901f\u5ea6\u6d4b\u8bd5\u5de5\u5177\uff08\u5982 PageSpeed Insights\uff09\u7684\u67d0\u4e9b\u5efa\u8bae\u53ef\u80fd\u4e0d\u9002\u7528\u4e8e\u6240\u6709\u7f51\u7ad9\uff0c\u9700\u8981\u6743\u8861\u5229\u5f0a\u3002\u4f8b\u5982\uff0c\u201c\u6d88\u9664\u6e32\u67d3\u963b\u585e\u8d44\u6e90\u201d\u53ef\u80fd\u6d89\u53ca\u590d\u6742\u7684\u4ee3\u7801\u62c6\u5206\u3002\u6700\u540e\uff0c\u4e00\u4e9b\u201c\u5f85\u6539\u8fdb\u201d\u9879\u53ef\u80fd\u6e90\u4e8e\u4f60\u65e0\u6cd5\u76f4\u63a5\u63a7\u5236\u7684\u5916\u90e8\u670d\u52a1\uff0c\u5982\u7b2c\u4e09\u65b9\u5b57\u4f53\u3001\u5d4c\u5165\u4ee3\u7801\u7b49\u3002\u6b64\u65f6\u5e94\u805a\u7126\u4e8e\u4f60\u6240\u80fd\u63a7\u5236\u7684\u6838\u5fc3\u9879\u76ee\uff0c\u5982 TTFB\u3001\u56fe\u7247\u4f18\u5316\u548c\u6838\u5fc3\u7f51\u9875\u6307\u6807\u3002<\/p>","protected":false},"excerpt":{"rendered":"
B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch to\u00e0n di\u1ec7n c\u00e1ch t\u1ed1i \u01b0u h\u00f3a t\u1ed1c \u0111\u1ed9 trang web WordPress, bao g\u1ed3m vi\u1ec7c \u0111o l\u01b0\u1eddng c\u00e1c ch\u1ec9 s\u1ed1 c\u1ed1t l\u00f5i, t\u1ed1i \u01b0u h\u00f3a qu\u00e1 tr\u00ecnh t\u1ea3i c\u00e1c t\u00e0i nguy\u00ean ph\u00eda tr\u01b0\u1edbc (n\u00e9n h\u00ecnh \u1ea3nh, t\u1ea3i ch\u1eadm, k\u1ebft h\u1ee3p CSS\/JS), tinh ch\u1ec9nh ph\u00eda m\u00e1y ch\u1ee7 (l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p l\u01b0u tr\u1eef, phi\u00ean b\u1ea3n PHP, d\u1ecdn d\u1eb9p c\u01a1 s\u1edf d\u1eef li\u1ec7u, l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng), c\u0169ng nh\u01b0 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c l\u01b0u tr\u1eef n\u00e2ng cao, nh\u1eb1m gi\u00fap b\u1ea1n n\u00e2ng cao hi\u1ec7u su\u1ea5t trang web v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng.<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[400,598,402,4212,401],"knowledge_category":[280],"class_list":["post-12407125","knowledge_post","type-knowledge_post","status-publish","hentry","tag-wordpress-optimization","tag-frontend-optimization","tag-performance-improvement","tag-server-response","tag-website-speed","knowledge_category-wordpress"],"acf":{"site_seo_keywords":"WordPress\u901f\u5ea6\u4f18\u5316,\u7f51\u7ad9\u52a0\u8f7d\u65f6\u95f4,\u6838\u5fc3\u6027\u80fd\u63d0\u5347,\u56fe\u7247\u538b\u7f29\u61d2\u52a0\u8f7d,\u9875\u9762\u7f13\u5b58\u914d\u7f6e,CDN\u52a0\u901f,\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4,\u6570\u636e\u5e93\u4f18\u5316"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12407125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":3,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12407125\/revisions"}],"predecessor-version":[{"id":12407132,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12407125\/revisions\/12407132"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12407125"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12407125"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12407125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}