{"id":30949,"date":"2025-07-21T09:15:56","date_gmt":"2025-07-21T02:15:56","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=30949"},"modified":"2025-07-21T09:15:56","modified_gmt":"2025-07-21T02:15:56","slug":"server-side-rendering-ssr","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/","title":{"rendered":"Server-Side Rendering l\u00e0 g\u00ec? \u01afu, Nh\u01b0\u1ee3c \u0111i\u1ec3m SSR c\u1ea3i thi\u1ec7n SEO"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_85 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/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\"><span class=\"ez-toc-js-icon-con\"><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><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Server-Side-Rendering-la-gi\" >Server-Side Rendering l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai\" >T\u1ea1i sao SSR l\u1ea1i quan tr\u1ecdng v\u1edbi website hi\u1ec7n \u0111\u1ea1i?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Cai-thien-hieu-suat-va-toc-do-tai-trang\" >C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Toi-uu-SEO-manh-me\" >T\u1ed1i \u01b0u SEO m\u1ea1nh m\u1ebd<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Trai-nghiem-nguoi-dung-tot-hon\" >Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t h\u01a1n<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Ho-tro-cac-thiet-bi-cu-hoac-mang-yeu\" >H\u1ed7 tr\u1ee3 c\u00e1c thi\u1ebft b\u1ecb c\u0169 ho\u1eb7c m\u1ea1ng y\u1ebfu<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#SSR-hoat-dong-nhu-the-nao\" >SSR ho\u1ea1t \u0111\u1ed9ng nh\u01b0 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-8\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet\" >SSR so v\u1edbi Client-Side Rendering (CSR): \u0110i\u1ec3m kh\u00e1c bi\u1ec7t<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Cach-thuc-hien-thi-noi-dung\" >C\u00e1ch th\u1ee9c hi\u1ec3n th\u1ecb n\u1ed9i dung<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Thoi-gian-tai-trang-ban-dau\" >Th\u1eddi gian t\u1ea3i trang ban \u0111\u1ea7u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Tuong-tac-nguoi-dung\" >T\u01b0\u01a1ng t\u00e1c ng\u01b0\u1eddi d\u00f9ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Kha-nang-SEO\" >Kh\u1ea3 n\u0103ng SEO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Tai-trong-server\" >T\u1ea3i tr\u1ecdng server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Kich-thuoc-HTML-va-so-luong-yeu-cau-HTTP\" >K\u00edch th\u01b0\u1edbc HTML v\u00e0 s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u HTTP<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Kha-nang-hoat-dong-tren-thiet-bi-va-mang-yeu\" >Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng tr\u00ean thi\u1ebft b\u1ecb v\u00e0 m\u1ea1ng y\u1ebfu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Do-phuc-tap-phat-trien-va-trien-khai\" >\u0110\u1ed9 ph\u1ee9c t\u1ea1p ph\u00e1t tri\u1ec3n v\u00e0 tri\u1ec3n khai<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Uu-diem-va-nhuoc-diem-cua-SSR\" >\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Uu-diem-cua-SSR\" >\u01afu \u0111i\u1ec3m c\u1ee7a SSR<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Nhuoc-diem-cua-SSR\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Khi-nao-nen-su-dung-SSR\" >Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng SSR?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Website-co-yeu-cau-SEO-cao\" >Website c\u00f3 y\u00eau c\u1ea7u SEO cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Website-can-toc-do-tai-trang-ban-dau-cuc-nhanh\" >Website c\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang ban \u0111\u1ea7u c\u1ef1c nhanh<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Website-co-luong-lon-noi-dung-tinh-hoac-it-thay-doi\" >Website c\u00f3 l\u01b0\u1ee3ng l\u1edbn n\u1ed9i dung t\u0129nh ho\u1eb7c \u00edt thay \u0111\u1ed5i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Ung-dung-phuc-vu-da-dang-thiet-bi-va-ket-noi-mang\" >\u1ee8ng d\u1ee5ng ph\u1ee5c v\u1ee5 \u0111a d\u1ea1ng thi\u1ebft b\u1ecb v\u00e0 k\u1ebft n\u1ed1i m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Website-can-hieu-suat-cao\" >Website c\u1ea7n hi\u1ec7u su\u1ea5t cao<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Ung-dung-co-cac-yeu-cau-ve-kha-nang-tiep-can\" >\u1ee8ng d\u1ee5ng c\u00f3 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Cac-Framework-va-Thu-vien-ho-tro-SSR-pho-bien\" >C\u00e1c Framework v\u00e0 Th\u01b0 vi\u1ec7n h\u1ed7 tr\u1ee3 SSR ph\u1ed5 bi\u1ebfn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Nextjs-cho-React\" >Next.js (cho React)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Nuxtjs-cho-Vuejs\" >Nuxt.js (cho Vue.js)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Remix-cho-React\" >Remix (cho React)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#SvelteKit-cho-Svelte\" >SvelteKit (cho Svelte)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Express-Nodejs\" >Express (Node.js)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Nhung-luu-y-quan-trong-khi-trien-khai-SSR\" >Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng khi tri\u1ec3n khai SSR<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Quan-ly-trang-thai-State-Management\" >Qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i (State Management)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Xu-ly-du-lieu-Data-Fetching\" >X\u1eed l\u00fd d\u1eef li\u1ec7u (Data Fetching)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Loi-Hydration\" >L\u1ed7i Hydration<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Toi-uu-hieu-suat-server\" >T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t server<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Caching-Bo-nho-dem\" >Caching (B\u1ed9 nh\u1edb \u0111\u1ec7m)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/#Quan-ly-moi-truong\" >Qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1c trang web l\u1edbn nh\u01b0 Wikipedia hay Shopee c\u00f3 th\u1ec3 t\u1ea3i nhanh \u0111\u1ebfn v\u1eady, ngay c\u1ea3 tr\u00ean k\u1ebft n\u1ed1i m\u1ea1ng y\u1ebfu? Hay l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1ch \u0111\u1ec3 website c\u1ee7a m\u00ecnh &#8220;th\u00e2n thi\u1ec7n&#8221; h\u01a1n v\u1edbi Google? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf k\u1ef9 thu\u1eadt <strong>Server-Side Rendering (SSR)<\/strong>. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd c\u00f9ng b\u1ea1n \u0111i s\u00e2u t\u00ecm hi\u1ec3u <strong><a href=\"https:\/\/interdata.vn\/blog\/server-side-rendering-ssr\/\">Server-Side Rendering l\u00e0 g\u00ec<\/a><\/strong>, c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng, l\u1ee3i \u00edch v\u00e0 nh\u1eefng \u0111i\u1ec1u b\u1ea1n c\u1ea7n bi\u1ebft \u0111\u1ec3 tri\u1ec3n khai n\u00f3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Server-Side-Rendering-la-gi\"><\/span>Server-Side Rendering l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>SSR (Server-Side Rendering) l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt trong ph\u00e1t tri\u1ec3n web, n\u01a1i c\u00e1c trang web \u0111\u01b0\u1ee3c &#8220;d\u1ef1ng&#8221; (render) th\u00e0nh m\u00e3 HTML ho\u00e0n ch\u1ec9nh ngay tr\u00ean m\u00e1y ch\u1ee7 (server) tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c g\u1eedi v\u1ec1 tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng<\/strong>. Thay v\u00ec g\u1eedi v\u1ec1 m\u1ed9t trang tr\u1eafng tinh ch\u1ec9 ch\u1ee9a c\u00e1c file JavaScript \u0111\u1ec3 tr\u00ecnh duy\u1ec7t t\u1ef1 x\u1eed l\u00fd v\u00e0 hi\u1ec3n th\u1ecb, server \u0111\u00e3 l\u00e0m s\u1eb5n c\u00f4ng vi\u1ec7c \u0111\u00f3.<\/p>\n<figure id=\"attachment_30958\" aria-describedby=\"caption-attachment-30958\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Server-Side-Rendering-la-gi.jpg\" alt=\"Server-Side Rendering l\u00e0 g\u00ec?\" width=\"800\" height=\"500\" class=\"size-full wp-image-30958\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Server-Side-Rendering-la-gi.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Server-Side-Rendering-la-gi-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Server-Side-Rendering-la-gi-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Server-Side-Rendering-la-gi-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-30958\" class=\"wp-caption-text\">Server-Side Rendering l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>Khi b\u1ea1n truy c\u1eadp m\u1ed9t trang web s\u1eed d\u1ee5ng SSR, server s\u1ebd nh\u1eadn y\u00eau c\u1ea7u c\u1ee7a b\u1ea1n, l\u1ea5y d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft, sau \u0111\u00f3 x\u00e2y d\u1ef1ng to\u00e0n b\u1ed9 c\u1ea5u tr\u00fac HTML c\u1ee7a trang \u0111\u00f3. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t file HTML \u0111\u00e3 c\u00f3 s\u1eb5n n\u1ed9i dung \u0111\u1ea7y \u0111\u1ee7 \u0111\u01b0\u1ee3c g\u1eedi th\u1eb3ng \u0111\u1ebfn tr\u00ecnh duy\u1ec7t c\u1ee7a b\u1ea1n.<\/p>\n<p>Tr\u00ecnh duy\u1ec7t ch\u1ec9 vi\u1ec7c nh\u1eadn v\u00e0 hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c, gi\u00fap ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y n\u1ed9i dung nhanh ch\u00f3ng m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd \u0111\u1ee3i qu\u00e1 tr\u00ecnh x\u1eed l\u00fd JavaScript ph\u1ee9c t\u1ea1p \u1edf ph\u00eda client.<\/p>\n<p>SSR l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p r\u1ea5t h\u1eefu \u00edch trong vi\u1ec7c t\u1ea1o ra nh\u1eefng trang web nhanh ch\u00f3ng v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi SEO, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 t\u1ea3i trang nhanh v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u01b0\u1ee3t m\u00e0.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai\"><\/span>T\u1ea1i sao SSR l\u1ea1i quan tr\u1ecdng v\u1edbi website hi\u1ec7n \u0111\u1ea1i?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Ng\u00e0y nay, t\u1ed1c \u0111\u1ed9 t\u1ea3i trang v\u00e0 kh\u1ea3 n\u0103ng hi\u1ec3n th\u1ecb n\u1ed9i dung l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n cho b\u1ea5t k\u1ef3 website n\u00e0o. SSR n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p then ch\u1ed1t gi\u00fap gi\u1ea3i quy\u1ebft c\u00e1c th\u00e1ch th\u1ee9c n\u00e0y, mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cai-thien-hieu-suat-va-toc-do-tai-trang\"><\/span>C\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a SSR l\u00e0 kh\u1ea3 n\u0103ng gi\u00fap ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y n\u1ed9i dung trang web nhanh ch\u00f3ng. Khi s\u1eed d\u1ee5ng SSR, tr\u00ecnh duy\u1ec7t nh\u1eadn \u0111\u01b0\u1ee3c m\u1ed9t trang HTML \u0111\u00e3 ho\u00e0n ch\u1ec9nh, c\u00f3 ngh\u0129a l\u00e0 n\u1ed9i dung c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd JavaScript t\u1ea3i xu\u1ed1ng, ph\u00e2n t\u00edch c\u00fa ph\u00e1p v\u00e0 th\u1ef1c thi.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t quan tr\u1ecdng nh\u01b0 <strong>First Contentful Paint (FCP)<\/strong> v\u00e0 <strong>Largest Contentful Paint (LCP)<\/strong> \u2013 nh\u1eefng ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng th\u1eddi gian n\u1ed9i dung \u0111\u1ea7u ti\u00ean ho\u1eb7c n\u1ed9i dung l\u1edbn nh\u1ea5t xu\u1ea5t hi\u1ec7n tr\u00ean m\u00e0n h\u00ecnh.<\/p>\n<p>V\u00ed d\u1ee5, khi b\u1ea1n v\u00e0o m\u1ed9t trang tin t\u1ee9c, v\u1edbi SSR, ti\u00eau \u0111\u1ec1 v\u00e0 c\u00e1c b\u00e0i vi\u1ebft s\u1ebd hi\u1ec7n ra ngay l\u1eadp t\u1ee9c. B\u1ea1n kh\u00f4ng ph\u1ea3i \u0111\u1ee3i m\u1ed9t kho\u1ea3ng th\u1eddi gian &#8220;tr\u1eafng&#8221; tr\u01b0\u1edbc khi n\u1ed9i dung d\u1ea7n d\u1ea7n hi\u1ec7n l\u00ean. Tr\u1ea3i nghi\u1ec7m t\u1ee9c th\u00ec n\u00e0y gi\u00fap gi\u1eef ch\u00e2n ng\u01b0\u1eddi d\u00f9ng v\u00e0 gi\u1ea3m t\u1ef7 l\u1ec7 tho\u00e1t trang.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Toi-uu-SEO-manh-me\"><\/span>T\u1ed1i \u01b0u SEO m\u1ea1nh m\u1ebd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u01b0 Google, Bing s\u1eed d\u1ee5ng c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh t\u1ef1 \u0111\u1ed9ng g\u1ecdi l\u00e0 &#8220;bots&#8221; ho\u1eb7c &#8220;crawlers&#8221; \u0111\u1ec3 \u0111\u1ecdc v\u00e0 l\u1eadp ch\u1ec9 m\u1ee5c n\u1ed9i dung website. V\u1edbi <strong>Client-Side Rendering (CSR)<\/strong>, n\u1ed9i dung th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea3i \u0111\u1ed9ng b\u1eb1ng JavaScript, \u0111i\u1ec1u n\u00e0y \u0111\u00f4i khi g\u00e2y kh\u00f3 kh\u0103n cho c\u00e1c bot t\u00ecm ki\u1ebfm trong vi\u1ec7c thu th\u1eadp \u0111\u1ea7y \u0111\u1ee7 v\u00e0 ch\u00ednh x\u00e1c n\u1ed9i dung.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, SSR cung c\u1ea5p cho c\u00e1c bot t\u00ecm ki\u1ebfm m\u1ed9t phi\u00ean b\u1ea3n HTML \u0111\u00e3 ho\u00e0n ch\u1ec9nh c\u1ee7a trang web ngay t\u1eeb l\u1ea7n \u0111\u1ea7u ti\u00ean. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u00e1c bot d\u1ec5 d\u00e0ng &#8220;\u0111\u1ecdc&#8221; v\u00e0 hi\u1ec3u \u0111\u01b0\u1ee3c to\u00e0n b\u1ed9 n\u1ed9i dung, t\u1eeb \u0111\u00f3 l\u1eadp ch\u1ec9 m\u1ee5c ch\u00ednh x\u00e1c h\u01a1n. K\u1ebft qu\u1ea3 l\u00e0 website c\u1ee7a b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng x\u1ebfp h\u1ea1ng cao h\u01a1n tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, t\u0103ng l\u01b0\u1ee3ng truy c\u1eadp t\u1ef1 nhi\u00ean.<\/p>\n<figure id=\"attachment_30962\" aria-describedby=\"caption-attachment-30962\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai.jpg\" alt=\"T\u1ea1i sao SSR l\u1ea1i quan tr\u1ecdng v\u1edbi website hi\u1ec7n \u0111\u1ea1i\" width=\"800\" height=\"500\" class=\"size-full wp-image-30962\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Tai-sao-SSR-lai-quan-trong-voi-website-hien-dai-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-30962\" class=\"wp-caption-text\">T\u1ea1i sao SSR l\u1ea1i quan tr\u1ecdng v\u1edbi website hi\u1ec7n \u0111\u1ea1i?<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Trai-nghiem-nguoi-dung-tot-hon\"><\/span>Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng t\u1ed1t h\u01a1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>T\u1ed1c \u0111\u1ed9 l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t cho tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng, theo nghi\u00ean c\u1ee9u c\u1ee7a Google, kh\u1ea3 n\u0103ng ng\u01b0\u1eddi d\u00f9ng tho\u00e1t kh\u1ecfi trang t\u0103ng 32% n\u1ebfu th\u1eddi gian t\u1ea3i trang t\u0103ng t\u1eeb 1 gi\u00e2y l\u00ean 3 gi\u00e2y. SSR gi\u00fap gi\u1ea3m thi\u1ec3u th\u1eddi gian ch\u1edd \u0111\u1ee3i, mang l\u1ea1i c\u1ea3m gi\u00e1c m\u01b0\u1ee3t m\u00e0 v\u00e0 ph\u1ea3n h\u1ed3i nhanh ch\u00f3ng cho ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>H\u01a1n n\u1eefa, v\u1edbi SSR, ngay c\u1ea3 khi JavaScript ch\u01b0a t\u1ea3i xong ho\u1eb7c g\u1eb7p l\u1ed7i, ng\u01b0\u1eddi d\u00f9ng v\u1eabn c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y n\u1ed9i dung c\u01a1 b\u1ea3n c\u1ee7a trang. \u0110i\u1ec1u n\u00e0y t\u1ea1o ra m\u1ed9t tr\u1ea3i nghi\u1ec7m \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u00e1ng tin c\u1eady h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ho-tro-cac-thiet-bi-cu-hoac-mang-yeu\"><\/span>H\u1ed7 tr\u1ee3 c\u00e1c thi\u1ebft b\u1ecb c\u0169 ho\u1eb7c m\u1ea1ng y\u1ebfu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng c\u0169 ho\u1eb7c k\u1ebft n\u1ed1i m\u1ea1ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh th\u01b0\u1eddng g\u1eb7p kh\u00f3 kh\u0103n khi t\u1ea3i v\u00e0 x\u1eed l\u00fd m\u1ed9t l\u01b0\u1ee3ng l\u1edbn JavaScript c\u1ea7n thi\u1ebft cho c\u00e1c \u1ee9ng d\u1ee5ng CSR. SSR chuy\u1ec3n ph\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c x\u1eed l\u00fd sang ph\u00eda m\u00e1y ch\u1ee7, gi\u1ea3m g\u00e1nh n\u1eb7ng cho thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi d\u00f9ng.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u1edf nh\u1eefng khu v\u1ef1c c\u00f3 h\u1ea1 t\u1ea7ng m\u1ea1ng ch\u01b0a ph\u00e1t tri\u1ec3n, gi\u00fap website c\u1ee7a b\u1ea1n ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng l\u1edbn ng\u01b0\u1eddi d\u00f9ng ti\u1ec1m n\u0103ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SSR-hoat-dong-nhu-the-nao\"><\/span>SSR ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 h\u00ecnh dung r\u00f5 h\u01a1n, h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng m\u1ed9t k\u1ecbch b\u1ea3n \u0111\u01a1n gi\u1ea3n khi b\u1ea1n truy c\u1eadp m\u1ed9t trang web s\u1eed d\u1ee5ng Server-Side Rendering. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1i nh\u00ecn t\u1ed5ng quan v\u1ec1 quy tr\u00ecnh SSR v\u00e0 c\u00e1ch n\u00f3 t\u1ea1o ra v\u00e0 ph\u1ee5c v\u1ee5 c\u00e1c trang web:<\/p>\n<article>\n<ul>\n<li><strong>Ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp m\u1ed9t URL<\/strong>: Ng\u01b0\u1eddi d\u00f9ng s\u1ebd \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn m\u1ed9t URL c\u1ee5 th\u1ec3, ch\u1eb3ng h\u1ea1n nh\u01b0 prismic.io, qua tr\u00ecnh duy\u1ec7t c\u1ee7a h\u1ecd.<\/li>\n<li><strong>M\u00e1y ch\u1ee7 nh\u1eadn y\u00eau c\u1ea7u trang<\/strong>: H\u00e0nh \u0111\u1ed9ng n\u00e0y g\u1eedi m\u1ed9t y\u00eau c\u1ea7u \u0111\u1ebfn m\u00e1y ch\u1ee7, m\u00e1y ch\u1ee7 nh\u1eadn y\u00eau c\u1ea7u v\u00e0 x\u00e1c \u0111\u1ecbnh tuy\u1ebfn \u0111\u01b0\u1eddng ho\u1eb7c URL mong mu\u1ed1n.<\/li>\n<li><strong>L\u1ea5y d\u1eef li\u1ec7u<\/strong>: M\u00e1y ch\u1ee7 l\u1ea5y d\u1eef li\u1ec7u c\u1ea7n thi\u1ebft t\u1eeb c\u00e1c c\u01a1 s\u1edf d\u1eef li\u1ec7u, API b\u00ean ngo\u00e0i, ho\u1eb7c c\u00e1c ngu\u1ed3n d\u1eef li\u1ec7u li\u00ean quan. D\u1eef li\u1ec7u n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1n v\u00e0o m\u1eabu HTML.<\/li>\n<li><strong>Render m\u1eabu<\/strong>: M\u00e1y ch\u1ee7 t\u1ea1o m\u00e3 HTML b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng c\u1ee5 t\u1ea1o m\u1eabu ho\u1eb7c m\u1ed9t framework k\u1ebft h\u1ee3p d\u1eef li\u1ec7u \u0111\u00e3 l\u1ea5y v\u1edbi c\u1ea5u tr\u00fac trang \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a tr\u01b0\u1edbc. Qu\u00e1 tr\u00ecnh n\u00e0y bao g\u1ed3m vi\u1ec7c hi\u1ec3n th\u1ecb n\u1ed9i dung, \u00e1p d\u1ee5ng ki\u1ec3u d\u00e1ng v\u00e0 th\u00eam b\u1ea5t k\u1ef3 ch\u1ee9c n\u0103ng c\u1ea7n thi\u1ebft n\u00e0o.<\/li>\n<li><strong>G\u1eedi trang \u0111\u00e3 render<\/strong>: Sau khi m\u1eabu \u0111\u01b0\u1ee3c render v\u00e0 HTML \u0111\u01b0\u1ee3c t\u1ea1o ra, m\u00e1y ch\u1ee7 g\u1eedi trang \u0111\u00e3 ho\u00e0n ch\u1ec9nh \u0111\u1ebfn tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng nh\u01b0 m\u1ed9t ph\u1ea3n h\u1ed3i cho y\u00eau c\u1ea7u.<\/li>\n<li><strong>Hi\u1ec3n th\u1ecb trang<\/strong>: Tr\u00ecnh duy\u1ec7t c\u1ee7a ng\u01b0\u1eddi d\u00f9ng s\u1ebd hi\u1ec3n th\u1ecb trang m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd \u0111\u1ee3i th\u00eam vi\u1ec7c th\u1ef1c thi JavaScript v\u00ec vi\u1ec7c t\u1ea3i trang ban \u0111\u1ea7u kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e3 JavaScript.<\/li>\n<li><strong>Rehydration (T\u00e1i t\u1ea1o t\u01b0\u01a1ng t\u00e1c)<\/strong>: C\u00f9ng v\u1edbi HTML \u0111\u00e3 render, m\u00e1y ch\u1ee7 c\u0169ng g\u1eedi JavaScript c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c t\u01b0\u01a1ng t\u00e1c v\u00e0 h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a ph\u00eda client. JavaScript n\u00e0y ch\u1ecbu tr\u00e1ch nhi\u1ec7m &#8220;rehydrate&#8221; (t\u00e1i t\u1ea1o) HTML t\u0129nh th\u00e0nh m\u1ed9t \u1ee9ng d\u1ee5ng web ho\u00e0n to\u00e0n t\u01b0\u01a1ng t\u00e1c, \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i m\u01b0\u1ee3t m\u00e0 t\u1eeb vi\u1ec7c render ph\u00eda server sang t\u01b0\u01a1ng t\u00e1c ph\u00eda client. V\u00ed d\u1ee5, gi\u1ea3 s\u1eed \u1ee9ng d\u1ee5ng c\u00f3 m\u1ed9t n\u00fat g\u1eedi bi\u1ec3u m\u1eabu, qu\u00e1 tr\u00ecnh rehydration s\u1ebd g\u1eafn s\u1ef1 ki\u1ec7n click v\u00e0o n\u00fat, \u0111\u1ea3m b\u1ea3o n\u00f3 s\u1ebd k\u00edch ho\u1ea1t khi ng\u01b0\u1eddi d\u00f9ng nh\u1ea5n. N\u1ebfu kh\u00f4ng c\u00f3 rehydration, n\u00fat s\u1ebd kh\u00f4ng th\u1ec3 t\u01b0\u01a1ng t\u00e1c khi nh\u1ea5n v\u00e0o.<\/li>\n<li><strong>L\u1eb7p l\u1ea1i quy tr\u00ecnh render<\/strong>: Khi ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u h\u01b0\u1edbng \u0111\u1ebfn c\u00e1c trang kh\u00e1c, tr\u00ecnh duy\u1ec7t g\u1eedi c\u00e1c y\u00eau c\u1ea7u m\u1edbi \u0111\u1ebfn m\u00e1y ch\u1ee7, v\u00e0 quy tr\u00ecnh n\u00e0y s\u1ebd l\u1eb7p l\u1ea1i.<\/li>\n<\/ul>\n<p>V\u1edbi SSR, c\u00f4ng vi\u1ec7c n\u1eb7ng nh\u1ecdc trong qu\u00e1 tr\u00ecnh t\u1ea1o trang x\u1ea3y ra tr\u00ean m\u00e1y ch\u1ee7. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c tr\u1ea3i nghi\u1ec7m c\u00e1c trang t\u1ea3i nhanh v\u00e0 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y n\u1ed9i dung c\u1ee7a trang web ngay l\u1eadp t\u1ee9c.<\/p>\n<\/article>\n<h2><span class=\"ez-toc-section\" id=\"SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet\"><\/span>SSR so v\u1edbi Client-Side Rendering (CSR): \u0110i\u1ec3m kh\u00e1c bi\u1ec7t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 so s\u00e1nh chi ti\u1ebft gi\u1eefa Server-Side Rendering (SSR) v\u00e0 Client-Side Rendering (CSR) \u0111\u1ec3 b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang:<\/p>\n<article>\n<h3><span class=\"ez-toc-section\" id=\"Cach-thuc-hien-thi-noi-dung\"><\/span>C\u00e1ch th\u1ee9c hi\u1ec3n th\u1ecb n\u1ed9i dung<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR (Server-Side Rendering): <\/strong>N\u1ed9i dung HTML c\u1ee7a trang web \u0111\u01b0\u1ee3c t\u1ea1o ra ho\u00e0n ch\u1ec9nh tr\u00ean <strong>m\u00e1y ch\u1ee7<\/strong> tr\u01b0\u1edbc khi g\u1eedi \u0111\u1ebfn tr\u00ecnh duy\u1ec7t ng\u01b0\u1eddi d\u00f9ng. Khi ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp, h\u1ecd nh\u1eadn \u0111\u01b0\u1ee3c trang \u0111\u00e3 \u0111\u01b0\u1ee3c render s\u1eb5n, c\u00f3 th\u1ec3 xem ngay m\u00e0 kh\u00f4ng c\u1ea7n ch\u1edd JavaScript ch\u1ea1y. Sau \u0111\u00f3, JavaScript tr\u00ean client s\u1ebd \u0111\u01b0\u1ee3c t\u1ea3i \u0111\u1ec3 th\u00eam t\u00ednh n\u0103ng t\u01b0\u01a1ng t\u00e1c.<\/li>\n<li><strong>CSR (Client-Side Rendering): <\/strong>M\u00e1y ch\u1ee7 ch\u1ec9 g\u1eedi m\u1ed9t trang HTML r\u1ea5t \u0111\u01a1n gi\u1ea3n, ch\u1ee7 y\u1ebfu ch\u1ee9a c\u00e1c t\u1eadp tin JavaScript. Tr\u00ecnh duy\u1ec7t ng\u01b0\u1eddi d\u00f9ng s\u1ebd t\u1ea3i v\u00e0 ch\u1ea1y JavaScript \u0111\u1ec3 t\u1ea1o ra n\u1ed9i dung trang web m\u1ed9t c\u00e1ch \u0111\u1ed9ng ngay tr\u00ean <strong>m\u00e1y kh\u00e1ch<\/strong> (client). N\u1ed9i dung hi\u1ec3n th\u1ecb ch\u1eadm h\u01a1n l\u00fac \u0111\u1ea7u v\u00ec ph\u1ea3i ch\u1edd JavaScript t\u1ea3i v\u00e0 th\u1ef1c thi.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Thoi-gian-tai-trang-ban-dau\"><\/span>Th\u1eddi gian t\u1ea3i trang ban \u0111\u1ea7u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> Th\u1eddi gian t\u1ea3i trang \u0111\u1ea7u nhanh h\u01a1n v\u00ec tr\u00ecnh duy\u1ec7t nh\u1eadn \u0111\u01b0\u1ee3c HTML \u0111\u1ea7y \u0111\u1ee7, c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb ngay n\u1ed9i dung m\u00e0 kh\u00f4ng ch\u1edd JavaScript x\u1eed l\u00fd. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch v\u1edbi k\u1ebft n\u1ed1i m\u1ea1ng ch\u1eadm ho\u1eb7c thi\u1ebft b\u1ecb c\u1ea5u h\u00ecnh th\u1ea5p.<\/li>\n<li><strong>CSR:<\/strong> Th\u1eddi gian t\u1ea3i trang \u0111\u1ea7u ch\u1eadm h\u01a1n do tr\u00ecnh duy\u1ec7t ph\u1ea3i t\u1ea3i v\u00e0 th\u1ef1c thi to\u00e0n b\u1ed9 JavaScript tr\u01b0\u1edbc khi hi\u1ec3n th\u1ecb n\u1ed9i dung.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Tuong-tac-nguoi-dung\"><\/span>T\u01b0\u01a1ng t\u00e1c ng\u01b0\u1eddi d\u00f9ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> M\u1eb7c d\u00f9 trang \u0111\u01b0\u1ee3c render s\u1eb5n, c\u00e1c t\u01b0\u01a1ng t\u00e1c \u0111\u1ed9ng v\u1eabn c\u1ea7n JavaScript tr\u00ean client \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng. Tuy nhi\u00ean, c\u00e1c c\u1eadp nh\u1eadt UI ph\u1ee9c t\u1ea1p c\u00f3 th\u1ec3 ch\u1eadm h\u01a1n do ph\u1ea3i g\u1eedi y\u00eau c\u1ea7u tr\u1edf l\u1ea1i server ho\u1eb7c x\u1eed l\u00fd th\u00eam.<\/li>\n<li><strong>CSR:<\/strong> T\u01b0\u01a1ng t\u00e1c m\u01b0\u1ee3t m\u00e0 v\u00e0 linh ho\u1ea1t h\u01a1n, v\u00ec tr\u00ecnh duy\u1ec7t tr\u1ef1c ti\u1ebfp x\u1eed l\u00fd m\u1ecdi thay \u0111\u1ed5i UI, kh\u00f4ng c\u1ea7n t\u1ea3i l\u1ea1i trang t\u1eeb server.<\/li>\n<\/ul>\n<figure id=\"attachment_30965\" aria-describedby=\"caption-attachment-30965\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet.jpg\" alt=\"SSR so v\u1edbi Client-Side Rendering (CSR): \u0110i\u1ec3m kh\u00e1c bi\u1ec7t\" width=\"800\" height=\"500\" class=\"size-full wp-image-30965\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/SSR-so-voi-Client-Side-Rendering-CSR-Diem-khac-biet-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-30965\" class=\"wp-caption-text\">SSR so v\u1edbi Client-Side Rendering (CSR): \u0110i\u1ec3m kh\u00e1c bi\u1ec7t<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Kha-nang-SEO\"><\/span>Kh\u1ea3 n\u0103ng SEO<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> T\u1ed1t h\u01a1n cho SEO v\u00ec c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u1eadn \u0111\u01b0\u1ee3c n\u1ed9i dung HTML \u0111\u1ea7y \u0111\u1ee7 ngay t\u1eeb l\u1ea7n t\u1ea3i \u0111\u1ea7u, d\u1ec5 d\u00e0ng l\u1eadp ch\u1ec9 m\u1ee5c v\u00e0 x\u1ebfp h\u1ea1ng. C\u0169ng gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec3n th\u1ecb khi chia s\u1ebb tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i.<\/li>\n<li><strong>CSR:<\/strong> G\u1eb7p kh\u00f3 kh\u0103n v\u1edbi SEO do n\u1ed9i dung \u0111\u01b0\u1ee3c t\u1ea1o \u0111\u1ed9ng b\u1eb1ng JavaScript, khi\u1ebfn c\u00e1c bot t\u00ecm ki\u1ebfm kh\u00f3 thu th\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7y \u0111\u1ee7, tr\u1eeb khi c\u00f3 th\u00eam k\u1ef9 thu\u1eadt h\u1ed7 tr\u1ee3 nh\u01b0 prerendering ho\u1eb7c dynamic rendering.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Tai-trong-server\"><\/span>T\u1ea3i tr\u1ecdng server<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> Server ph\u1ea3i x\u1eed l\u00fd v\u00e0 render HTML cho m\u1ed7i y\u00eau c\u1ea7u, d\u1eabn \u0111\u1ebfn t\u1ea3i cao h\u01a1n, \u0111\u1eb7c bi\u1ec7t v\u1edbi l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng chi ph\u00ed h\u1ea1 t\u1ea7ng.<\/li>\n<li><strong>CSR:<\/strong> Gi\u1ea3m t\u1ea3i cho server v\u00ec ch\u1ec9 g\u1eedi d\u1eef li\u1ec7u th\u00f4 v\u00e0 t\u1eadp tin JavaScript, ph\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c render \u0111\u01b0\u1ee3c chuy\u1ec3n sang client.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Kich-thuoc-HTML-va-so-luong-yeu-cau-HTTP\"><\/span>K\u00edch th\u01b0\u1edbc HTML v\u00e0 s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u HTTP<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> HTML tr\u1ea3 v\u1ec1 l\u1edbn h\u01a1n do \u0111\u00e3 bao g\u1ed3m n\u1ed9i dung \u0111\u1ea7y \u0111\u1ee7, c\u00f3 th\u1ec3 l\u00e0m t\u0103ng b\u0103ng th\u00f4ng. M\u1ed7i l\u1ea7n chuy\u1ec3n trang th\u01b0\u1eddng y\u00eau c\u1ea7u t\u1ea3i l\u1ea1i to\u00e0n b\u1ed9 trang.<\/li>\n<li><strong>CSR:<\/strong> HTML ban \u0111\u1ea7u nh\u1ecf g\u1ecdn, sau \u0111\u00f3 t\u1ea3i th\u00eam c\u00e1c t\u00e0i nguy\u00ean JavaScript \u0111\u1ec3 render n\u1ed9i dung. C\u00e1c t\u01b0\u01a1ng t\u00e1c sau th\u01b0\u1eddng kh\u00f4ng c\u1ea7n t\u1ea3i l\u1ea1i trang, gi\u1ea3m s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u HTTP.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Kha-nang-hoat-dong-tren-thiet-bi-va-mang-yeu\"><\/span>Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng tr\u00ean thi\u1ebft b\u1ecb v\u00e0 m\u1ea1ng y\u1ebfu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> Ph\u00f9 h\u1ee3p h\u01a1n v\u1edbi ng\u01b0\u1eddi d\u00f9ng c\u00f3 thi\u1ebft b\u1ecb c\u1ea5u h\u00ecnh th\u1ea5p ho\u1eb7c m\u1ea1ng ch\u1eadm v\u00ec n\u1ed9i dung \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb nhanh m\u00e0 kh\u00f4ng c\u1ea7n x\u1eed l\u00fd n\u1eb7ng tr\u00ean client.<\/li>\n<li><strong>CSR:<\/strong> C\u00f3 th\u1ec3 g\u00e2y tr\u1ea3i nghi\u1ec7m k\u00e9m n\u1ebfu thi\u1ebft b\u1ecb y\u1ebfu ho\u1eb7c m\u1ea1ng ch\u1eadm do ph\u1ea3i t\u1ea3i v\u00e0 ch\u1ea1y JavaScript nhi\u1ec1u.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Do-phuc-tap-phat-trien-va-trien-khai\"><\/span>\u0110\u1ed9 ph\u1ee9c t\u1ea1p ph\u00e1t tri\u1ec3n v\u00e0 tri\u1ec3n khai<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>SSR:<\/strong> Ph\u1ee9c t\u1ea1p h\u01a1n trong ph\u00e1t tri\u1ec3n v\u00e0 tri\u1ec3n khai, c\u1ea7n qu\u1ea3n l\u00fd \u0111\u1ed3ng b\u1ed9 d\u1eef li\u1ec7u gi\u1eefa server v\u00e0 client, x\u1eed l\u00fd rendering tr\u00ean server.<\/li>\n<li><strong>CSR:<\/strong> \u0110\u01a1n gi\u1ea3n h\u01a1n v\u1ec1 m\u1eb7t tri\u1ec3n khai, t\u1eadp trung v\u00e0o ph\u00e1t tri\u1ec3n front-end, nh\u01b0ng c\u1ea7n ch\u00fa \u00fd t\u1ed1i \u01b0u hi\u1ec7u n\u0103ng JavaScript.<\/li>\n<\/ul>\n<p><strong>K\u1ebft lu\u1eadn:\u00a0<\/strong><\/p>\n<p>SSR ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c website c\u1ea7n SEO t\u1ed1t, t\u1ea3i trang nhanh l\u1ea7n \u0111\u1ea7u, ng\u01b0\u1eddi d\u00f9ng c\u00f3 m\u1ea1ng ho\u1eb7c thi\u1ebft b\u1ecb y\u1ebfu, v\u00ed d\u1ee5 nh\u01b0 trang tin t\u1ee9c, th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, landing page. CSR\u00a0ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng web t\u01b0\u01a1ng t\u00e1c cao, SPA, n\u01a1i tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng m\u01b0\u1ee3t m\u00e0 v\u00e0 linh ho\u1ea1t \u0111\u01b0\u1ee3c \u01b0u ti\u00ean h\u01a1n, v\u00ed d\u1ee5 nh\u01b0 dashboard, \u1ee9ng d\u1ee5ng m\u1ea1ng x\u00e3 h\u1ed9i.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Uu-diem-va-nhuoc-diem-cua-SSR\"><\/span>\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>D\u01b0\u1edbi \u0111\u00e2y, InterData s\u1ebd \u0111i\u1ec3m qua m\u1ed9t s\u1ed1 \u01b0u &#8211; nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Server-Side Rendering \u0111\u1ec3 gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 Server-Side Rendering l\u00e0 g\u00ec.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uu-diem-cua-SSR\"><\/span>\u01afu \u0111i\u1ec3m c\u1ee7a SSR<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Th\u1eddi gian t\u1ea3i trang ban \u0111\u1ea7u nhanh h\u01a1n<\/strong>: SSR gi\u00fap tr\u00ecnh duy\u1ec7t nh\u1eadn \u0111\u01b0\u1ee3c HTML ho\u00e0n ch\u1ec9nh ngay t\u1eeb server, n\u00ean ng\u01b0\u1eddi d\u00f9ng th\u1ea5y n\u1ed9i dung nhanh h\u01a1n so v\u1edbi ch\u1edd JavaScript t\u1ea3i v\u00e0 x\u1eed l\u00fd tr\u00ean client.<\/li>\n<li><strong>T\u1ed1i \u01b0u SEO t\u1ed1t<\/strong>: V\u00ec c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm nh\u1eadn \u0111\u01b0\u1ee3c HTML \u0111\u1ea7y \u0111\u1ee7, d\u1ec5 d\u00e0ng thu th\u1eadp d\u1eef li\u1ec7u v\u00e0 l\u1eadp ch\u1ec9 m\u1ee5c, c\u1ea3i thi\u1ec7n th\u1ee9 h\u1ea1ng t\u00ecm ki\u1ebfm.<\/li>\n<li><strong>Ch\u1ea1y \u0111\u01b0\u1ee3c tr\u00ean h\u1ea7u h\u1ebft tr\u00ecnh duy\u1ec7t, k\u1ec3 c\u1ea3 khi JavaScript b\u1ecb t\u1eaft<\/strong>: SSR kh\u00f4ng ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o JavaScript ph\u00eda client n\u00ean trang v\u1eabn hi\u1ec3n th\u1ecb \u0111\u01b0\u1ee3c n\u1ed9i dung.<\/li>\n<li><strong>D\u1ec5 ph\u00e1t tri\u1ec3n v\u00e0 b\u1ea3o tr\u00ec<\/strong>: \u0110\u01a1n gi\u1ea3n h\u01a1n khi ch\u1ec9 c\u1ea7n code m\u1ed9t d\u1ef1 \u00e1n web, kh\u00f4ng c\u1ea7n t\u00e1ch ri\u00eang front-end v\u00e0 back-end nh\u01b0 CSR.<\/li>\n<li><strong>C\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng<\/strong>: Gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng &#8220;tr\u1eafng trang&#8221; khi t\u1ea3i, ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y n\u1ed9i dung ngay l\u1eadp t\u1ee9c, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n hi\u1ec3n th\u1ecb khi chia s\u1ebb tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i.<\/li>\n<li><strong>T\u0103ng t\u00ednh b\u1ea3o m\u1eadt<\/strong>: Gi\u1ea3m b\u1edbt vi\u1ec7c th\u1ef1c thi JavaScript tr\u00ean client, h\u1ea1n ch\u1ebf r\u1ee7i ro b\u1ea3o m\u1eadt nh\u01b0 cross-site scripting (XSS).<\/li>\n<\/ul>\n<figure id=\"attachment_30963\" aria-describedby=\"caption-attachment-30963\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Uu-diem-va-nhuoc-diem-cua-SSR.jpg\" alt=\"\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR\" width=\"800\" height=\"500\" class=\"size-full wp-image-30963\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Uu-diem-va-nhuoc-diem-cua-SSR.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Uu-diem-va-nhuoc-diem-cua-SSR-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Uu-diem-va-nhuoc-diem-cua-SSR-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Uu-diem-va-nhuoc-diem-cua-SSR-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-30963\" class=\"wp-caption-text\">\u01afu \u0111i\u1ec3m v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Nhuoc-diem-cua-SSR\"><\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SSR<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110i c\u00f9ng v\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m, Server-Side Rendering c\u0169ng t\u1ed3n t\u1ea1i m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0 sau:<\/p>\n<ul>\n<li><strong>T\u0103ng t\u1ea3i cho m\u00e1y ch\u1ee7:<\/strong> V\u00ec m\u00e1y ch\u1ee7 ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c d\u1ef1ng HTML cho m\u1ed7i y\u00eau c\u1ea7u, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 t\u0103ng g\u00e1nh n\u1eb7ng x\u1eed l\u00fd cho server, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn ho\u1eb7c nhi\u1ec1u logic ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>Th\u1eddi gian ph\u1ea3n h\u1ed3i ban \u0111\u1ea7u c\u00f3 th\u1ec3 cao h\u01a1n ch\u00fat:<\/strong> M\u1eb7c d\u00f9 n\u1ed9i dung hi\u1ec3n th\u1ecb nhanh, nh\u01b0ng th\u1eddi gian \u0111\u1ec3 server x\u1eed l\u00fd v\u00e0 g\u1eedi HTML v\u1ec1 c\u00f3 th\u1ec3 l\u00e2u h\u01a1n so v\u1edbi vi\u1ec7c g\u1eedi m\u1ed9t file HTML tr\u1ed1ng r\u1ed7ng c\u1ee7a CSR. Tuy nhi\u00ean, th\u1eddi gian n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u00e1nh \u0111\u1ed5i l\u1ea5y vi\u1ec7c n\u1ed9i dung hi\u1ec3n th\u1ecb ngay l\u1eadp t\u1ee9c.<\/li>\n<li><strong>Ph\u1ee9c t\u1ea1p khi tri\u1ec3n khai:<\/strong> Vi\u1ec7c thi\u1ebft l\u1eadp v\u00e0 qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng SSR c\u00f3 th\u1ec3 ph\u1ee9c t\u1ea1p h\u01a1n so v\u1edbi CSR thu\u1ea7n t\u00fay. N\u00f3 y\u00eau c\u1ea7u ki\u1ebfn th\u1ee9c v\u1ec1 c\u1ea3 frontend v\u00e0 backend, c\u0169ng nh\u01b0 qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i (state management) gi\u1eefa server v\u00e0 client.<\/li>\n<li><strong>K\u00edch th\u01b0\u1edbc bundle JavaScript l\u1edbn h\u01a1n:<\/strong> Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p, c\u00e1c th\u01b0 vi\u1ec7n JavaScript c\u1ea7n ch\u1ea1y c\u1ea3 \u1edf ph\u00eda server v\u00e0 client, c\u00f3 th\u1ec3 l\u00e0m t\u0103ng k\u00edch th\u01b0\u1edbc t\u1ed5ng th\u1ec3 c\u1ee7a bundle JavaScript \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn tr\u00ecnh duy\u1ec7t, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian t\u1ea3i JavaScript cu\u1ed1i c\u00f9ng.<\/li>\n<\/ul>\n<p>Vi\u1ec7c c\u00e2n nh\u1eafc gi\u1eefa \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ph\u00f9 h\u1ee3p cho d\u1ef1 \u00e1n c\u1ee7a b\u1ea1n. InterData lu\u00f4n t\u01b0 v\u1ea5n k\u1ef9 l\u01b0\u1ee1ng cho kh\u00e1ch h\u00e0ng v\u1ec1 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khi-nao-nen-su-dung-SSR\"><\/span>Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng SSR?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>SSR kh\u00f4ng ph\u1ea3i l\u00e0 gi\u1ea3i ph\u00e1p &#8220;ph\u00e9p m\u00e0u&#8221; cho m\u1ecdi lo\u1ea1i website. Vi\u1ec7c l\u1ef1a ch\u1ecdn SSR n\u00ean d\u1ef1a tr\u00ean c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng tr\u01b0\u1eddng h\u1ee3p m\u00e0 <strong>SSR<\/strong> th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Website-co-yeu-cau-SEO-cao\"><\/span>Website c\u00f3 y\u00eau c\u1ea7u SEO cao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c trang nh\u01b0 website tin t\u1ee9c, blog, trang th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, danh m\u1ee5c s\u1ea3n ph\u1ea9m, ho\u1eb7c b\u1ea5t k\u1ef3 trang web n\u00e0o m\u00e0 th\u1ee9 h\u1ea1ng tr\u00ean c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng. V\u1edbi SSR, Googlebots v\u00e0 c\u00e1c crawler kh\u00e1c s\u1ebd d\u1ec5 d\u00e0ng l\u1eadp ch\u1ec9 m\u1ee5c n\u1ed9i dung c\u1ee7a b\u1ea1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Website-can-toc-do-tai-trang-ban-dau-cuc-nhanh\"><\/span>Website c\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1ea3i trang ban \u0111\u1ea7u c\u1ef1c nhanh<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0 vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng nh\u00ecn th\u1ea5y n\u1ed9i dung ngay l\u1eadp t\u1ee9c l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u, v\u00ed d\u1ee5 c\u00e1c trang \u0111\u00edch (landing pages), c\u1ed5ng th\u00f4ng tin, ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 l\u01b0\u1ee3ng l\u1edbn ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng ki\u00ean nh\u1eabn ch\u1edd \u0111\u1ee3i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Website-co-luong-lon-noi-dung-tinh-hoac-it-thay-doi\"><\/span>Website c\u00f3 l\u01b0\u1ee3ng l\u1edbn n\u1ed9i dung t\u0129nh ho\u1eb7c \u00edt thay \u0111\u1ed5i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c trang nh\u01b0 trang gi\u1edbi thi\u1ec7u, ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt, \u0111i\u1ec1u kho\u1ea3n s\u1eed d\u1ee5ng, ho\u1eb7c c\u00e1c b\u00e0i vi\u1ebft blog c\u00f3 th\u1ec3 h\u01b0\u1edfng l\u1ee3i t\u1eeb SSR v\u00ec n\u1ed9i dung c\u1ee7a ch\u00fang \u00edt khi thay \u0111\u1ed5i, gi\u00fap server c\u00f3 th\u1ec3 render hi\u1ec7u qu\u1ea3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung-dung-phuc-vu-da-dang-thiet-bi-va-ket-noi-mang\"><\/span>\u1ee8ng d\u1ee5ng ph\u1ee5c v\u1ee5 \u0111a d\u1ea1ng thi\u1ebft b\u1ecb v\u00e0 k\u1ebft n\u1ed1i m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu \u0111\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng c\u1ee7a b\u1ea1n bao g\u1ed3m c\u1ea3 nh\u1eefng ng\u01b0\u1eddi d\u00f9ng thi\u1ebft b\u1ecb c\u0169, c\u00f3 c\u1ea5u h\u00ecnh y\u1ebfu, ho\u1eb7c k\u1ebft n\u1ed1i m\u1ea1ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh, SSR s\u1ebd \u0111\u1ea3m b\u1ea3o h\u1ecd v\u1eabn c\u00f3 tr\u1ea3i nghi\u1ec7m t\u1ed1t v\u00ec ph\u1ea7n l\u1edbn vi\u1ec7c x\u1eed l\u00fd \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf ph\u00eda server.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Website-can-hieu-suat-cao\"><\/span>Website c\u1ea7n hi\u1ec7u su\u1ea5t cao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng \u1ee9ng d\u1ee5ng m\u00e0 th\u1eddi gian hi\u1ec3n th\u1ecb n\u1ed9i dung \u0111\u1ea7u ti\u00ean (First Contentful Paint) l\u00e0 ch\u1ec9 s\u1ed1 quan tr\u1ecdng, SSR gi\u00fap \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung-dung-co-cac-yeu-cau-ve-kha-nang-tiep-can\"><\/span>\u1ee8ng d\u1ee5ng c\u00f3 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SSR gi\u00fap \u0111\u1ea3m b\u1ea3o n\u1ed9i dung c\u00f3 s\u1eb5n ngay l\u1eadp t\u1ee9c cho c\u00e1c c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 nh\u01b0 tr\u00ecnh \u0111\u1ecdc m\u00e0n h\u00ecnh, c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu b\u1ea1n \u0111ang x\u00e2y d\u1ef1ng m\u1ed9t \u1ee9ng d\u1ee5ng n\u1ed9i b\u1ed9 ph\u1ee9c t\u1ea1p, c\u00f3 nhi\u1ec1u t\u01b0\u01a1ng t\u00e1c ng\u01b0\u1eddi d\u00f9ng sau khi t\u1ea3i ban \u0111\u1ea7u v\u00e0 SEO kh\u00f4ng ph\u1ea3i l\u00e0 \u01b0u ti\u00ean h\u00e0ng \u0111\u1ea7u (v\u00ed d\u1ee5: \u1ee9ng d\u1ee5ng qu\u1ea3n l\u00fd d\u1ef1 \u00e1n, dashboard), CSR c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-Framework-va-Thu-vien-ho-tro-SSR-pho-bien\"><\/span>C\u00e1c Framework v\u00e0 Th\u01b0 vi\u1ec7n h\u1ed7 tr\u1ee3 SSR ph\u1ed5 bi\u1ebfn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 vi\u1ec7c tri\u1ec3n khai SSR tr\u1edf n\u00ean d\u1ec5 d\u00e0ng v\u00e0 hi\u1ec7u qu\u1ea3 h\u01a1n, c\u1ed9ng \u0111\u1ed3ng ph\u00e1t tri\u1ec3n web \u0111\u00e3 t\u1ea1o ra nhi\u1ec1u framework v\u00e0 th\u01b0 vi\u1ec7n m\u1ea1nh m\u1ebd. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 c\u00e1i t\u00ean n\u1ed5i b\u1eadt:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nextjs-cho-React\"><\/span>Next.js (cho React)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Next.js (cho React) l\u00e0 m\u1ed9t trong nh\u1eefng framework SSR \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng v\u00e0 s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t hi\u1ec7n nay, \u0111\u1eb7c bi\u1ec7t d\u00e0nh cho c\u00e1c d\u1ef1 \u00e1n React.<\/p>\n<p>Next.js cung c\u1ea5p nhi\u1ec1u t\u00ednh n\u0103ng &#8220;out-of-the-box&#8221; nh\u01b0 \u0111\u1ecbnh tuy\u1ebfn (routing), t\u1ed1i \u01b0u h\u00f3a h\u00ecnh \u1ea3nh, ph\u00e2n chia code t\u1ef1 \u0111\u1ed9ng, v\u00e0 h\u1ed7 tr\u1ee3 c\u1ea3 SSR, Static Site Generation (SSG) v\u00e0 Incremental Static Regeneration (ISR).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nuxtjs-cho-Vuejs\"><\/span>Nuxt.js (cho Vue.js)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>T\u01b0\u01a1ng t\u1ef1 Next.js cho React, Nuxt.js l\u00e0 m\u1ed9t framework SSR m\u1ea1nh m\u1ebd cho Vue.js. N\u00f3 cung c\u1ea5p c\u1ea5u tr\u00fac d\u1ef1 \u00e1n r\u00f5 r\u00e0ng, \u0111\u1ecbnh tuy\u1ebfn t\u1ef1 \u0111\u1ed9ng, qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i, v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o ra c\u00e1c \u1ee9ng d\u1ee5ng SSR, SSG ho\u1eb7c Universal.<\/p>\n<p>Nuxt.js gi\u00fap c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n Vue x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng performant v\u00e0 SEO-friendly m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Remix-cho-React\"><\/span>Remix (cho React)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Remix l\u00e0 m\u1ed9t framework web m\u1edbi n\u1ed5i, t\u1eadp trung v\u00e0o hi\u1ec7u su\u1ea5t v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng b\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng c\u00e1c ti\u00eau chu\u1ea9n web v\u00e0 nguy\u00ean t\u1eafc SSR.<\/p>\n<p>Remix \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web m\u1ea1nh m\u1ebd, c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, v\u1edbi tr\u1ecdng t\u00e2m l\u00e0 t\u1ed1c \u0111\u1ed9 v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i khi g\u1eb7p l\u1ed7i m\u1ea1ng. Remix nh\u1ea5n m\u1ea1nh v\u00e0o vi\u1ec7c x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 l\u1ed7i ngay tr\u00ean server.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SvelteKit-cho-Svelte\"><\/span>SvelteKit (cho Svelte)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SvelteKit l\u00e0 framework cho Svelte \u2013 m\u1ed9t c\u00f4ng c\u1ee5 bi\u00ean d\u1ecbch (compiler) thay v\u00ec framework truy\u1ec1n th\u1ed1ng. SvelteKit gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c \u1ee9ng d\u1ee5ng web v\u1edbi SSR, SSG v\u00e0 c\u00e1c t\u00ednh n\u0103ng kh\u00e1c m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, t\u1ea1o ra m\u00e3 JavaScript nh\u1ecf g\u1ecdn v\u00e0 nhanh ch\u00f3ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Express-Nodejs\"><\/span>Express (Node.js)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1eb7c d\u00f9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t framework chuy\u00ean v\u1ec1 frontend nh\u01b0 nh\u1eefng c\u00e1i t\u00ean tr\u00ean, Express l\u00e0 m\u1ed9t framework backend ph\u1ed5 bi\u1ebfn cho Node.js. B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng Express c\u00f9ng v\u1edbi c\u00e1c th\u01b0 vi\u1ec7n frontend nh\u01b0 React hay Vue \u0111\u1ec3 t\u1ef1 x\u00e2y d\u1ef1ng m\u1ed9t h\u1ec7 th\u1ed1ng SSR t\u00f9y ch\u1ec9nh t\u1eeb \u0111\u1ea7u. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u00f2i h\u1ecfi nhi\u1ec1u c\u00f4ng s\u1ee9c h\u01a1n nh\u01b0ng mang l\u1ea1i s\u1ef1 linh ho\u1ea1t t\u1ed1i \u0111a.<\/p>\n<p>L\u1ef1a ch\u1ecdn framework ph\u00f9 h\u1ee3p ph\u1ee5 thu\u1ed9c v\u00e0o ng\u00f4n ng\u1eef v\u00e0 th\u01b0 vi\u1ec7n frontend m\u00e0 b\u1ea1n \u0111\u00e3 quen thu\u1ed9c, c\u0169ng nh\u01b0 y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n. V\u1edbi s\u1ef1 h\u1ed7 tr\u1ee3 t\u1eeb c\u00e1c framework n\u00e0y, vi\u1ec7c tri\u1ec3n khai SSR \u0111\u00e3 tr\u1edf n\u00ean d\u1ec5 ti\u1ebfp c\u1eadn h\u01a1n r\u1ea5t nhi\u1ec1u so v\u1edbi tr\u01b0\u1edbc \u0111\u00e2y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Nhung-luu-y-quan-trong-khi-trien-khai-SSR\"><\/span>Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng khi tri\u1ec3n khai SSR<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Vi\u1ec7c tri\u1ec3n khai SSR \u0111\u00f2i h\u1ecfi s\u1ef1 c\u1ea9n tr\u1ecdng v\u00e0 ki\u1ebfn th\u1ee9c v\u1ec1 c\u1ea3 frontend v\u00e0 backend. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 v\u00e0 \u1ed5n \u0111\u1ecbnh, h\u00e3y l\u01b0u \u00fd c\u00e1c \u0111i\u1ec3m sau:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quan-ly-trang-thai-State-Management\"><\/span>Qu\u1ea3n l\u00fd tr\u1ea1ng th\u00e1i (State Management)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong m\u1ed9t \u1ee9ng d\u1ee5ng SSR, tr\u1ea1ng th\u00e1i c\u1ee7a \u1ee9ng d\u1ee5ng c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ed3ng b\u1ed9 h\u00f3a gi\u1eefa server v\u00e0 client. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 d\u1eef li\u1ec7u m\u00e0 server s\u1eed d\u1ee5ng \u0111\u1ec3 render HTML ban \u0111\u1ea7u c\u1ea7n ph\u1ea3i \u0111\u01b0\u1ee3c &#8220;truy\u1ec1n&#8221; xu\u1ed1ng ph\u00eda client \u0111\u1ec3 c\u00e1c th\u00e0nh ph\u1ea7n JavaScript c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng b\u1ecb m\u1ea5t tr\u1ea1ng th\u00e1i. C\u00e1c th\u01b0 vi\u1ec7n nh\u01b0 Redux, Zustand ho\u1eb7c Vuex \u0111\u1ec1u c\u00f3 c\u00e1c c\u01a1 ch\u1ebf \u0111\u1ec3 h\u1ed7 tr\u1ee3 SSR.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Xu-ly-du-lieu-Data-Fetching\"><\/span>X\u1eed l\u00fd d\u1eef li\u1ec7u (Data Fetching)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u1eef li\u1ec7u c\u1ea7n thi\u1ebft \u0111\u1ec3 render trang ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ea5y \u1edf ph\u00eda server tr\u01b0\u1edbc khi HTML \u0111\u01b0\u1ee3c g\u1eedi \u0111i. B\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o c\u00e1c cu\u1ed9c g\u1ecdi API \u0111\u1ec3 l\u1ea5y d\u1eef li\u1ec7u di\u1ec5n ra hi\u1ec7u qu\u1ea3 v\u00e0 nhanh ch\u00f3ng. Qu\u00e1 tr\u00ecnh n\u00e0y kh\u00f4ng n\u00ean l\u00e0m ch\u1eadm \u0111\u00e1ng k\u1ec3 th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a server.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Loi-Hydration\"><\/span>L\u1ed7i Hydration<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn khi tri\u1ec3n khai SSR. Hydration l\u00e0 qu\u00e1 tr\u00ecnh m\u00e0 JavaScript \u1edf ph\u00eda client &#8220;g\u1eafn&#8221; v\u00e0o HTML \u0111\u00e3 \u0111\u01b0\u1ee3c server render. N\u1ebfu c\u00f3 s\u1ef1 kh\u00f4ng kh\u1edbp gi\u1eefa HTML m\u00e0 server render v\u00e0 HTML m\u00e0 JavaScript ph\u00eda client mong \u0111\u1ee3i (v\u00ed d\u1ee5, do s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 d\u1eef li\u1ec7u ho\u1eb7c c\u1ea5u tr\u00fac DOM), l\u1ed7i hydration c\u00f3 th\u1ec3 x\u1ea3y ra, d\u1eabn \u0111\u1ebfn c\u00e1c h\u00e0nh vi kh\u00f4ng mong mu\u1ed1n ho\u1eb7c l\u1ed7i hi\u1ec3n th\u1ecb. B\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o code ch\u1ea1y \u1edf c\u1ea3 server v\u00e0 client t\u1ea1o ra c\u00f9ng m\u1ed9t c\u1ea5u tr\u00fac DOM.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Toi-uu-hieu-suat-server\"><\/span>T\u1ed1i \u01b0u hi\u1ec7u su\u1ea5t server<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u00ec server ch\u1ecbu tr\u00e1ch nhi\u1ec7m render HTML, b\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o server c\u1ee7a m\u00ecnh \u0111\u1ee7 m\u1ea1nh \u0111\u1ec3 x\u1eed l\u00fd l\u01b0\u1ee3ng l\u1edbn y\u00eau c\u1ea7u. T\u1ed1i \u01b0u h\u00f3a code backend, s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb \u0111\u1ec7m (caching) hi\u1ec7u qu\u1ea3, v\u00e0 l\u1ef1a ch\u1ecdn h\u1ea1 t\u1ea7ng server ph\u00f9 h\u1ee3p l\u00e0 r\u1ea5t quan tr\u1ecdng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Caching-Bo-nho-dem\"><\/span>Caching (B\u1ed9 nh\u1edb \u0111\u1ec7m)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1eed d\u1ee5ng caching \u1edf nhi\u1ec1u c\u1ea5p \u0111\u1ed9 (cache HTML \u0111\u00e3 render, cache d\u1eef li\u1ec7u t\u1eeb API) c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ea3i cho server v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i. V\u00ed d\u1ee5, v\u1edbi c\u00e1c trang \u00edt thay \u0111\u1ed5i, b\u1ea1n c\u00f3 th\u1ec3 cache to\u00e0n b\u1ed9 HTML c\u1ee7a trang \u0111\u00f3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Quan-ly-moi-truong\"><\/span>Qu\u1ea3n l\u00fd m\u00f4i tr\u01b0\u1eddng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5 code n\u00e0o ch\u1ea1y \u1edf ph\u00eda server v\u00e0 code n\u00e0o ch\u1ea1y \u1edf ph\u00eda client. M\u1ed9t s\u1ed1 API c\u1ee7a tr\u00ecnh duy\u1ec7t (v\u00ed d\u1ee5: <code>window<\/code>, <code>document<\/code>) kh\u00f4ng t\u1ed3n t\u1ea1i tr\u00ean m\u00f4i tr\u01b0\u1eddng server-side Node.js v\u00e0 ng\u01b0\u1ee3c l\u1ea1i. B\u1ea1n c\u1ea7n c\u00f3 c\u01a1 ch\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c \u0111o\u1ea1n code n\u00e0y ch\u1ec9 ch\u1ea1y \u0111\u00fang m\u00f4i tr\u01b0\u1eddng c\u1ee7a ch\u00fang.<\/p>\n<p>Vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c l\u01b0u \u00fd n\u00e0y s\u1ebd gi\u00fap b\u1ea1n tri\u1ec3n khai m\u1ed9t \u1ee9ng d\u1ee5ng Server-Side Rendering m\u1ea1nh m\u1ebd v\u00e0 \u1ed5n \u0111\u1ecbnh, mang l\u1ea1i hi\u1ec7u qu\u1ea3 cao nh\u1ea5t.<\/p>\n<figure id=\"attachment_30964\" aria-describedby=\"caption-attachment-30964\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhung-luu-y-quan-trong-khi-trien-khai-SSR.jpg\" alt=\"Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng khi tri\u1ec3n khai SSR\" width=\"800\" height=\"500\" class=\"size-full wp-image-30964\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhung-luu-y-quan-trong-khi-trien-khai-SSR.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhung-luu-y-quan-trong-khi-trien-khai-SSR-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhung-luu-y-quan-trong-khi-trien-khai-SSR-768x480.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/06\/Nhung-luu-y-quan-trong-khi-trien-khai-SSR-750x469.jpg 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-30964\" class=\"wp-caption-text\">Nh\u1eefng l\u01b0u \u00fd quan tr\u1ecdng khi tri\u1ec3n khai SSR<\/figcaption><\/figure>\n<p>Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n c\u00e1i nh\u00ecn to\u00e0n di\u1ec7n v\u1ec1 <strong>SSR (Server-Side Rendering)<\/strong>. Vi\u1ec7c hi\u1ec3u v\u00e0 \u00e1p d\u1ee5ng \u0111\u00fang k\u1ef9 thu\u1eadt n\u00e0y s\u1ebd gi\u00fap b\u1ea1n x\u00e2y d\u1ef1ng nh\u1eefng website kh\u00f4ng ch\u1ec9 nhanh, hi\u1ec7u qu\u1ea3 m\u00e0 c\u00f2n &#8220;th\u00e2n thi\u1ec7n&#8221; v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm, mang l\u1ea1i l\u1ee3i th\u1ebf c\u1ea1nh tranh \u0111\u00e1ng k\u1ec3.<\/p>\n<p>\u0110\u1ec3 \u0111\u1ea3m b\u1ea3o website c\u1ee7a b\u1ea1n lu\u00f4n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 m\u1ea1nh m\u1ebd, \u0111\u1eb7c bi\u1ec7t khi tri\u1ec3n khai c\u00e1c gi\u1ea3i ph\u00e1p nh\u01b0 SSR, vi\u1ec7c c\u00f3 m\u1ed9t h\u1ea1 t\u1ea7ng server v\u1eefng ch\u1eafc l\u00e0 c\u1ef1c k\u1ef3 quan tr\u1ecdng. Tham kh\u1ea3o <strong>d\u1ecbch v\u1ee5 VPS gi\u00e1 r\u1ebb &#8211; Hi\u1ec7u n\u0103ng cao, c\u1ea5u h\u00ecnh m\u1ea1nh<\/strong> c\u1ee7a <a href=\"https:\/\/interdata.vn\/\"><strong>InterData<\/strong> <\/a>\u0111\u1ec3 website c\u1ee7a b\u1ea1n lu\u00f4n s\u1eb5n s\u00e0ng ph\u1ee5c v\u1ee5 ng\u01b0\u1eddi d\u00f9ng m\u1ed9t c\u00e1ch t\u1ed1t nh\u1ea5t.<\/p>\n<\/article>\n","protected":false},"excerpt":{"rendered":"<p>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1c trang web l\u1edbn nh\u01b0 Wikipedia hay Shopee c\u00f3 th\u1ec3 t\u1ea3i nhanh \u0111\u1ebfn v\u1eady, ngay c\u1ea3 tr\u00ean k\u1ebft n\u1ed1i m\u1ea1ng y\u1ebfu? Hay l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1ch \u0111\u1ec3 website c\u1ee7a m\u00ecnh &#8220;th\u00e2n thi\u1ec7n&#8221; h\u01a1n v\u1edbi Google? C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf k\u1ef9 thu\u1eadt Server-Side Rendering (SSR). B\u00e0i vi\u1ebft n\u00e0y s\u1ebd c\u00f9ng<\/p>\n","protected":false},"author":11,"featured_media":30966,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[140],"tags":[],"class_list":["post-30949","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-lap-trinh"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30949","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=30949"}],"version-history":[{"count":4,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30949\/revisions"}],"predecessor-version":[{"id":32031,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30949\/revisions\/32031"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/30966"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=30949"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=30949"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=30949"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}