{"id":2087,"date":"2020-01-04T08:00:32","date_gmt":"2020-01-04T01:00:32","guid":{"rendered":"https:\/\/webvocuc.com\/blog\/?p=2087"},"modified":"2021-12-27T15:45:23","modified_gmt":"2021-12-27T08:45:23","slug":"huong-dan-cac-cong-cu-tang-toc-do-load-website-phan-2","status":"publish","type":"post","link":"https:\/\/webvocuc.com\/blog\/huong-dan-cac-cong-cu-tang-toc-do-load-website-phan-2.html","title":{"rendered":"H\u01b0\u1edbng d\u1eabn c\u00e1c c\u00f4ng c\u1ee5 t\u0103ng t\u1ed1c \u0111\u1ed9 load website ph\u1ea7n 2"},"content":{"rendered":"

H\u01b0\u1edbng d\u1eabn c\u00e1c c\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 load website ph\u1ea7n 1<\/a><\/strong><\/p>\n

C\u00e1c c\u00e1ch t\u0103ng t\u1ed1c \u0111\u1ed9 load website<\/strong><\/a> l\u00e0 g\u00ec? T\u00ecm hi\u1ec3u c\u00e1c c\u00e1ch ph\u1ed5 bi\u1ebfn hi\u1ec7n nay, \u0111\u1ec3 c\u00f3 cho m\u00ecnh nh\u1eefng s\u1ef1 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u nh\u1ea5t \u0111\u1ec3 ph\u00e1t tri\u1ec3n website to\u00e0n di\u1ec7n.<\/p>\n

\"t\u0103ng<\/p>\n

7. Gi\u1ea3m th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a m\u00e1y ch\u1ee7<\/h2>\n

N\u1ebfu nh\u01b0 b\u1ea1n c\u00f3 \u0111ang \u0111\u1eb7t ra m\u1ee5c ti\u00eau ph\u1ea3i gi\u1ea3m th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a m\u00e1y ch\u1ee7 xu\u1ed1ng ch\u1ec9 d\u01b0\u1edbi 200ms \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u qu\u1ea3. \u0110i\u1ec1u \u0111\u1ea5y l\u00e0 ho\u00e0n to\u00e0n c\u00f3 th\u1ec3, b\u1ea1n c\u00f3 th\u1ec3 l\u00e0m theo c\u00e1c b\u01b0\u1edbc sau \u0111\u00e2y:<\/p>\n

S\u1eed d\u1ee5ng Web application monitoring solution ki\u1ec3m tra \u0111\u1ec3 ph\u00e2n t\u00edch v\u00e0 ti\u1ebfn h\u00e0nh lo\u1ea1i b\u1ecf c\u00e1c y\u1ebfu t\u1ed1 l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn qu\u00e1 tr\u00ecnh t\u0103ng t\u1ed1c \u0111\u1ed9 load website c\u1ee7a b\u1ea1n.<\/p>\n

S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 h\u1ed9 tr\u1ee3 nh\u01b0 Yslow \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 t\u1ed1c \u0111\u1ed9 trang web. Sau \u0111\u00f3 th\u1ef1c hi\u1ec7n theo c\u00e1c c\u00e1ch kh\u1eafc ph\u1ee5c m\u00e0 sau khi ph\u00e2n t\u00edch Yslow s\u1ebd g\u1ee3i \u00fd. C\u00f4ng c\u1ee5 kh\u00e1c c\u0169ng ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 b\u1ea1n d\u00f9ng \u0111\u00f3 l\u00e0 PageSpeed c\u1ee7a Google \u0111\u1ec3 t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 hi\u1ec7u su\u1ea5t t\u1ed1c \u0111\u1ed9 th\u1ef1c t\u1ebf.<\/p>\n

Ho\u1eb7c c\u00f3 m\u1ed9t c\u00e1ch kh\u00e1c \u0111\u00f3 l\u00e0 b\u1ea1n n\u00ean t\u00ecm ki\u1ebfm m\u1ed9t \u0111\u1ecba ch\u1ec9 cho thu\u00ea m\u00e1y ch\u1ee7 uy t\u00edn, ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ec3 website c\u1ea3u b\u1ea1n ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t.<\/p>\n

8. Thu\u1ed9c t\u00ednh SRC t\u0103ng t\u1ed1c \u0111\u1ed9 load website<\/h2>\n

Sau khi b\u1ea1n \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c \u0111\u00fang k\u00edch th\u01b0\u1edbc th\u00ec \u0111\u1ecbnh d\u1ea1ng m\u00e3 code cho h\u00ecnh \u1ea3nh c\u0169ng c\u1ea7n ph\u1ea3i \u0111\u00fang. Kh\u00f4ng n\u00ean \u0111\u1ec3 m\u00e3 h\u00ecnh \u1ea3nh b\u1ecb tr\u1ed1ng.<\/p>\n

Trong HTML, m\u00e3 d\u00f9ng cho h\u00ecnh \u1ea3nh bao g\u1ed3m: <img src=\u201d\u201d>. Khi m\u00e3 h\u00ecnh \u1ea3nh kh\u00f4ng c\u00f3 thu\u1ed9c t\u00ednh SRC, tr\u00ecnh duy\u1ec7t web s\u1ebd y\u00eau c\u1ea7u ch\u1ec9 d\u1eabn v\u1ec1 th\u01b0 m\u1ee5c c\u1ee7a trang. Vi\u1ec7c n\u00e0y l\u00e0m t\u0103ng th\u00eam l\u01b0u l\u01b0\u1ee3ng kh\u00f4ng c\u1ea7n thi\u1ebft s\u1eed d\u1ee5ng v\u00e0o m\u00e1y ch\u1ee7. C\u00f3 khi ng\u01b0\u1eddi d\u00f9ng s\u1ebd th\u1ea5y b\u00e1o h\u00ecnh \u1ea3nh d\u1eef li\u1ec7u h\u1ecfng\/kh\u00f4ng t\u1ea3i \u0111\u01b0\u1ee3c.<\/p>\n

B\u1ea1n n\u00ean ch\u1ec9nh s\u1eeda h\u00ecnh ngay t\u1eeb \u0111\u1ea7u tr\u01b0\u1edbc khi b\u1ea1n ti\u1ebfn h\u00e0nh upload l\u00ean th\u00eam \u0111\u1ee7 thu\u1ed9c t\u00ednh SRC v\u00e0 ch\u1eafc ch\u1eafn c\u00f3 m\u1ed9t URL h\u1ee3p l\u1ec7. B\u1ea1n c\u0169ng c\u00f3 th\u1ec3 ti\u1ebfn h\u00e0nh th\u00eam plugin WP Smush.it v\u00e0o trang web, n\u00f3 s\u1ebd ph\u1ea7n n\u00e0o gi\u00fap t\u0103ng t\u1ed1c h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean nhanh h\u01a1n.<\/p>\n

\"t\u0103ng<\/p>\n

9. B\u1eadt ch\u1ebf \u0111\u1ed9 n\u00e9n t\u0103ng t\u1ed1c \u0111\u1ed9 load website<\/h2>\n

Nh\u1eefng trang web c\u00f3 n\u1ed9i dung ch\u1ea5t l\u01b0\u1ee3ng cao h\u1ea7u h\u1ebft \u0111\u1ec1u c\u00f3 dung l\u01b0\u1ee3ng 100Kb tr\u1edf l\u00ean. Ch\u00fang kh\u00e1 l\u1edbn n\u00ean \u0111\u00f2i h\u1ecfi t\u00e0i nguy\u00ean v\u00e0 l\u00e0m cho t\u1ed1c \u0111\u1ed9 t\u1ea3i trang b\u1ecb gi\u1ea3m \u0111i. \u0110i\u1ec1u b\u1ea1n c\u1ea7n l\u00e0m l\u00fac n\u00e0y l\u00e0 ti\u1ebfn h\u00e0nh n\u00e9n l\u1ea1i.<\/p>\n

Vi\u1ec7c n\u00e9n s\u1ebd gi\u00fap dung l\u01b0\u1ee3ng b\u0103ng th\u00f4ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c gi\u1ea3m \u0111i. Gi\u1ea3m ph\u1ea3n h\u1ed3i t\u1eeb HTTP. \u0110\u1ec3 th\u1ef1c hi\u1ec7n n\u00e9n b\u1ea1n c\u00f3 th\u1ec3 s\u1ef1 d\u1ee5ng c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 l\u00e0 Gzip. \u0110a s\u1ed1 c\u00e1c m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 n\u00e9n c\u00e1c t\u1ec7p \u1edf \u0111\u1ecbnh d\u1ea1ng Gzip. Nghi\u00ean c\u1ee9u t\u1eeb Yahoo \u0111\u00e3 cho th\u1ea5y vi\u1ec7c n\u00e9n n\u00e0y l\u00e0m gi\u1ea3m th\u1eddi gian t\u1ea3i trang xu\u1ed1ng 70%. B\u1edfi 90% l\u01b0u l\u01b0\u1ee3ng internet hi\u1ec7n gi\u1edd \u0111\u1ec1u ch\u1ea1y qua tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 Gzip.<\/p>\n

10. S\u1eed d\u1ee5ng CDN<\/h2>\n

Kho\u1ea3ng c\u00e1ch t\u1eeb m\u00e1y ch\u1ee7 \u0111\u1ec3 l\u01b0u tr\u1eef \u0111\u1ebfn ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 \u1edf c\u00e0ng xa th\u00ec s\u1ebd web c\u1ee7a b\u1ea1n s\u1ebd ch\u1ea1y c\u00e0ng ch\u1eadm. T\u1ea5t nhi\u00ean r\u1ed3i v\u00ec \u0111\u01b0\u1eddng truy\u1ec1n xa. C\u00f4ng c\u1ee5 CDN s\u1ebd gi\u00fap b\u1ea1n ph\u1ea7n ph\u1ed1i c\u00e1c t\u1ec7p trong website tr\u00ean m\u1ea1ng l\u01b0\u1edbi m\u00e1y ch\u1ee7 to\u00e0n c\u1ea7u. L\u00fac n\u00e0y khi mu\u1ed1n truy c\u1eadp website th\u00ec b\u1ea1n s\u1ebd ch\u1ec9 c\u1ea7n ph\u1ea3i \u0111\u1ee3i \u0111\u1ec3 k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 g\u1ea7n nh\u1ea5t. T\u1ed1c \u0111\u1ed9 t\u1ea3i web ch\u1eafc ch\u1eafn \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n

\"t\u0103ng<\/p>\n

11. Gi\u1ea3m b\u1edbt t\u00e0i nguy\u00ean t\u0103ng t\u1ed1c \u0111\u1ed9 load website<\/h2>\n

Ngu\u1ed3n t\u00e0i nguy\u00ean WYSIWYG cho ph\u00e9p b\u1ea1n c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t website d\u1ec5 d\u00e0ng. C\u1ea5u h\u00ecnh giao di\u1ec7n website theo nh\u1eefng g\u00ec m\u00e0 b\u1ea1n mong mu\u1ed1n \u0111\u01b0a t\u1edbi ng\u01b0\u1eddi d\u00f9ng. Ch\u00ednh v\u00ec v\u1eady m\u00e0 \u0111\u00f4i khi s\u1ebd d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng nhi\u1ec1u m\u00e3 l\u1ed9n x\u1ed9n g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bi\u1ec7n ph\u00e1p c\u1ea3i thi\u1ec7n t\u0103ng t\u1ed1c \u0111\u1ed9 load website. V\u1eady th\u00ec ti\u1ebfn h\u00e0nh lo\u1ea1i b\u1ecf \u0111i nh\u1eefng t\u00e0i nguy\u00ean kh\u00f4ng c\u1ea7n thi\u1ebft.<\/p>\n

\u0110\u1ec3 gi\u1ea3m b\u1edbt t\u00e0i nguy\u00ean c\u1ee7a website th\u00ec Memcached l\u00e0 m\u1ed9t trong nh\u1eefng s\u1ef1 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o. B\u1edfi n\u00f3 \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p c\u00f3 t\u00e1c d\u1ee5ng gi\u1ea3m t\u1ea3i c\u01a1 s\u1edf d\u1eef li\u1ec7u cho \u1ee9ng d\u1ee5ng, website v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 truy c\u1eadp cho trang web c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n

Theo \u0111\u1ec1 xu\u1ea5t c\u1ee7a Google<\/a> th\u00ec b\u1ea1n n\u00ean:<\/p>\n