{"id":30064,"date":"2025-11-19T08:00:20","date_gmt":"2025-11-19T01:00:20","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=30064"},"modified":"2026-01-30T08:57:35","modified_gmt":"2026-01-30T01:57:35","slug":"serverless-phi-may-chu","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/","title":{"rendered":"Serverless Computing L\u00e0 G\u00ec? H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n T\u1eeb A-Z V\u1ec1 Ki\u1ebfn Tr\u00fac Kh\u00f4ng M\u00e1y Ch\u1ee7"},"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\/serverless-phi-may-chu\/#Serverless-Computing-la-gi-Hieu-dung-ve-kien-truc-khong-may-chu\" >Serverless Computing l\u00e0 g\u00ec? Hi\u1ec3u \u0111\u00fang v\u1ec1 ki\u1ebfn tr\u00fac kh\u00f4ng m\u00e1y ch\u1ee7<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Dinh-nghia-chuyen-sau\" >\u0110\u1ecbnh ngh\u0129a chuy\u00ean s\u00e2u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Cac-thanh-phan-cot-loi-cua-Serverless\" >C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a Serverless<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Kien-truc-Serverless-hoat-dong-nhu-the-nao\" >Ki\u1ebfn tr\u00fac Serverless ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Mo-hinh-Event-driven-Huong-su-kien\" >M\u00f4 h\u00ecnh Event-driven (H\u01b0\u1edbng s\u1ef1 ki\u1ec7n)<\/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\/serverless-phi-may-chu\/#Tinh-chat-Stateless-Phi-trang-thai\" >T\u00ednh ch\u1ea5t Stateless (Phi tr\u1ea1ng th\u00e1i)<\/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\/serverless-phi-may-chu\/#Danh-gia-uu-nhuoc-diem-cua-Serverless-Co-nen-su-dung-khong\" >\u0110\u00e1nh gi\u00e1 \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Serverless: C\u00f3 n\u00ean s\u1eed d\u1ee5ng kh\u00f4ng?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Loi-ich-vuot-troi\" >L\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Thach-thuc-can-luu-y\" >Th\u00e1ch th\u1ee9c c\u1ea7n l\u01b0u \u00fd<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#So-sanh-Serverless-vs-Containers-vs-Virtual-Machines-VM\" >So s\u00e1nh Serverless vs. Containers vs. Virtual Machines (VM)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Serverless-vs-Containers-Kubernetes\" >Serverless vs. Containers (Kubernetes)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Cac-truong-hop-su-dung-Use-Cases-thuc-te-cua-Serverless\" >C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng (Use Cases) th\u1ef1c t\u1ebf c\u1ee7a Serverless<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#1-Xu-ly-da-phuong-tien-Multimedia-Processing\" >1. X\u1eed l\u00fd \u0111a ph\u01b0\u01a1ng ti\u1ec7n (Multimedia Processing)<\/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\/serverless-phi-may-chu\/#2-Xay-dung-RESTful-APIs\" >2. X\u00e2y d\u1ef1ng RESTful APIs<\/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\/serverless-phi-may-chu\/#3-Tac-vu-dinh-ky-Scheduled-Tasks-Cron-Jobs\" >3. T\u00e1c v\u1ee5 \u0111\u1ecbnh k\u1ef3 (Scheduled Tasks \/ Cron Jobs)<\/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\/serverless-phi-may-chu\/#4-Ung-dung-Chatbot-va-IoT\" >4. \u1ee8ng d\u1ee5ng Chatbot v\u00e0 IoT<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Khi-nao-KHONG-nen-dung-Serverless\" >Khi n\u00e0o KH\u00d4NG n\u00ean d\u00f9ng Serverless?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Top-3-nen-tang-Serverless-tot-nhat-hien-nay\" >Top 3 n\u1ec1n t\u1ea3ng Serverless t\u1ed1t nh\u1ea5t hi\u1ec7n nay<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#1-AWS-Lambda-Amazon-Web-Services\" >1. AWS Lambda (Amazon Web Services)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#2-Microsoft-Azure-Functions\" >2. Microsoft Azure Functions<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#3-Google-Cloud-Functions\" >3. Google Cloud Functions<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Xu-huong-Serverless-trong-nam-2026-va-tuong-lai\" >Xu h\u01b0\u1edbng Serverless trong n\u0103m 2026 v\u00e0 t\u01b0\u01a1ng lai<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Cau-hoi-thuong-gap-ve-Serverless-FAQs\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Serverless (FAQs)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Serverless-co-thuc-su-re-hon-may-chu-truyen-thong-khong\" >Serverless c\u00f3 th\u1ef1c s\u1ef1 r\u1ebb h\u01a1n m\u00e1y ch\u1ee7 truy\u1ec1n th\u1ed1ng kh\u00f4ng?<\/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\/serverless-phi-may-chu\/#Cold-start-la-gi-va-lam-sao-de-khac-phuc\" >Cold start l\u00e0 g\u00ec v\u00e0 l\u00e0m sao \u0111\u1ec3 kh\u1eafc ph\u1ee5c?<\/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\/serverless-phi-may-chu\/#Ngon-ngu-lap-trinh-nao-ho-tro-Serverless-tot-nhat\" >Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh n\u00e0o h\u1ed7 tr\u1ee3 Serverless t\u1ed1t nh\u1ea5t?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Serverless-co-an-toan-khong\" >Serverless c\u00f3 an to\u00e0n kh\u00f4ng?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Loi-ket\" >L\u1eddi k\u1ebft<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/#Ban-da-san-sang-chuyen-doi-len-may\" >B\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng chuy\u1ec3n \u0111\u1ed5i l\u00ean m\u00e2y?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p class=\"sapo\"><strong>T\u00f3m t\u1eaft n\u1ed9i dung:<\/strong> B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u00e0 to\u00e0n di\u1ec7n v\u1ec1 Serverless Computing (\u0110i\u1ec7n to\u00e1n kh\u00f4ng m\u00e1y ch\u1ee7). B\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u \u0111\u1ecbnh ngh\u0129a ch\u00ednh x\u00e1c, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng, ph\u00e2n t\u00edch \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m, so s\u00e1nh v\u1edbi c\u00e1c m\u00f4 h\u00ecnh c\u0169 v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng th\u1ef1c t\u1ebf. InterData bi\u00ean so\u1ea1n n\u1ed9i dung n\u00e0y nh\u1eb1m gi\u00fap c\u00e1c l\u1eadp tr\u00ecnh vi\u00ean, ki\u1ebfn tr\u00fac s\u01b0 h\u1ec7 th\u1ed1ng v\u00e0 nh\u00e0 qu\u1ea3n l\u00fd c\u00f4ng ngh\u1ec7 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn cho h\u1ea1 t\u1ea7ng doanh nghi\u1ec7p.<\/p>\n<p>H\u1ea1 t\u1ea7ng c\u00f4ng ngh\u1ec7 th\u00f4ng tin \u0111\u00e3 tr\u1ea3i qua nhi\u1ec1u b\u01b0\u1edbc chuy\u1ec3n m\u00ecnh m\u1ea1nh m\u1ebd trong v\u00e0i th\u1eadp k\u1ef7 qua. Ch\u00fang ta b\u1eaft \u0111\u1ea7u t\u1eeb nh\u1eefng ph\u00f2ng m\u00e1y ch\u1ee7 v\u1eadt l\u00fd c\u1ed3ng k\u1ec1nh, t\u1ed1n k\u00e9m chi ph\u00ed v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec (Bare Metal). Sau \u0111\u00f3, c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a (Virtual Machines) xu\u1ea5t hi\u1ec7n, cho ph\u00e9p t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean ph\u1ea7n c\u1ee9ng t\u1ed1t h\u01a1n. Ti\u1ebfp \u0111\u1ebfn l\u00e0 k\u1ef7 nguy\u00ean c\u1ee7a Container v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/kubernetes-la-gi\/\">Kubernetes<\/a>, gi\u00fap vi\u1ec7c \u0111\u00f3ng g\u00f3i v\u00e0 tri\u1ec3n khai \u1ee9ng d\u1ee5ng tr\u1edf n\u00ean linh ho\u1ea1t h\u01a1n bao gi\u1edd h\u1ebft.<\/p>\n<p>Tuy nhi\u00ean, d\u00f9 s\u1eed d\u1ee5ng m\u00e1y \u1ea3o hay Container, c\u00e1c \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt v\u1eabn ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi m\u1ed9t g\u00e1nh n\u1eb7ng l\u1edbn: qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7. B\u1ea1n v\u1eabn ph\u1ea3i lo l\u1eafng v\u1ec1 vi\u1ec7c c\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh, v\u00e1 l\u1ed7i b\u1ea3o m\u1eadt, v\u00e0 c\u1ea5u h\u00ecnh kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng (scaling). \u0110\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u cho s\u1ef1 ra \u0111\u1eddi c\u1ee7a <strong>Serverless Computing<\/strong> (\u0110i\u1ec7n to\u00e1n kh\u00f4ng m\u00e1y ch\u1ee7).<\/p>\n<p>Serverless \u0111\u1ea1i di\u1ec7n cho m\u1ed9t b\u01b0\u1edbc ti\u1ebfn h\u00f3a, n\u01a1i c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ch\u1ec9 c\u1ea7n t\u1eadp trung v\u00e0o vi\u1ec7c vi\u1ebft m\u00e3 (code) \u0111\u1ec3 ph\u1ee5c v\u1ee5 kh\u00e1ch h\u00e0ng. M\u1ecdi v\u1ea5n \u0111\u1ec1 v\u1ec1 h\u1ea1 t\u1ea7ng, v\u1eadn h\u00e0nh m\u00e1y ch\u1ee7 \u0111\u1ec1u \u0111\u01b0\u1ee3c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y x\u1eed l\u00fd. B\u00e0i vi\u1ebft n\u00e0y s\u1ebd \u0111i s\u00e2u v\u00e0o chi ti\u1ebft k\u1ef9 thu\u1eadt v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a Serverless, gi\u00fap b\u1ea1n n\u1eafm b\u1eaft xu h\u01b0\u1edbng c\u00f4ng ngh\u1ec7 quan tr\u1ecdng n\u00e0y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Serverless-Computing-la-gi-Hieu-dung-ve-kien-truc-khong-may-chu\"><\/span>Serverless Computing l\u00e0 g\u00ec? Hi\u1ec3u \u0111\u00fang v\u1ec1 ki\u1ebfn tr\u00fac kh\u00f4ng m\u00e1y ch\u1ee7<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Nhi\u1ec1u ng\u01b0\u1eddi th\u01b0\u1eddng nh\u1ea7m l\u1eabn khi nghe \u0111\u1ebfn thu\u1eadt ng\u1eef &#8220;Serverless&#8221;. Th\u1ef1c t\u1ebf, Serverless kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 &#8220;kh\u00f4ng c\u00f3 m\u00e1y ch\u1ee7&#8221;. C\u00e1c m\u00e1y ch\u1ee7 v\u1eadt l\u00fd v\u1eabn t\u1ed3n t\u1ea1i v\u00e0 ho\u1ea1t \u0111\u1ed9ng h\u1ebft c\u00f4ng su\u1ea5t \u0111\u1ec3 ch\u1ea1y m\u00e3 ngu\u1ed3n c\u1ee7a b\u1ea1n. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf ch\u1ed7, b\u1ea1n v\u1edbi t\u01b0 c\u00e1ch l\u00e0 ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c nh\u00e0 ph\u00e1t tri\u1ec3n, kh\u00f4ng c\u1ea7n ph\u1ea3i nh\u00ecn th\u1ea5y, qu\u1ea3n l\u00fd hay t\u01b0\u01a1ng t\u00e1c tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 \u0111\u00f3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Dinh-nghia-chuyen-sau\"><\/span>\u0110\u1ecbnh ngh\u0129a chuy\u00ean s\u00e2u<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Serverless Computing l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh th\u1ef1c thi <a href=\"https:\/\/interdata.vn\/blog\/cloud-computing-la-gi\/\">\u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y<\/a>. Trong m\u00f4 h\u00ecnh n\u00e0y, nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y (Cloud Provider) ch\u1ecbu tr\u00e1ch nhi\u1ec7m ho\u00e0n to\u00e0n v\u1ec1 vi\u1ec7c ph\u00e2n b\u1ed5 t\u00e0i nguy\u00ean, qu\u1ea3n l\u00fd h\u1ea1 t\u1ea7ng v\u00e0 v\u1eadn h\u00e0nh m\u00e1y ch\u1ee7. Ng\u01b0\u1eddi d\u00f9ng ch\u1ec9 c\u1ea7n t\u1ea3i l\u00ean c\u00e1c \u0111o\u1ea1n m\u00e3 (function) v\u00e0 h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng ch\u1ea1y ch\u00fang khi c\u00f3 s\u1ef1 ki\u1ec7n k\u00edch ho\u1ea1t.<\/p>\n<p>\u0110i\u1ec3m \u0111\u1eb7c tr\u01b0ng nh\u1ea5t c\u1ee7a Serverless l\u00e0 m\u00f4 h\u00ecnh t\u00ednh ph\u00ed &#8220;Pay-as-you-go&#8221; (D\u00f9ng bao nhi\u00eau tr\u1ea3 b\u1ea5y nhi\u00eau). B\u1ea1n ch\u1ec9 ph\u1ea3i tr\u1ea3 ti\u1ec1n cho th\u1eddi gian th\u1ef1c t\u1ebf m\u00e0 \u0111o\u1ea1n m\u00e3 c\u1ee7a b\u1ea1n ch\u1ea1y. Khi m\u00e3 kh\u00f4ng ch\u1ea1y, b\u1ea1n kh\u00f4ng t\u1ed1n b\u1ea5t k\u1ef3 chi ph\u00ed n\u00e0o. \u0110i\u1ec1u n\u00e0y kh\u00e1c bi\u1ec7t ho\u00e0n to\u00e0n v\u1edbi vi\u1ec7c thu\u00ea m\u00e1y ch\u1ee7 \u1ea3o (<a href=\"https:\/\/interdata.vn\/blog\/vps-la-gi\/\">VPS<\/a>) theo th\u00e1ng, n\u01a1i b\u1ea1n ph\u1ea3i tr\u1ea3 ti\u1ec1n ngay c\u1ea3 khi m\u00e1y ch\u1ee7 nh\u00e0n r\u1ed7i.<\/p>\n<figure id=\"attachment_38765\" aria-describedby=\"caption-attachment-38765\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38765\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-1.webp\" alt=\"Serverless Computing\" width=\"750\" height=\"409\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-1.webp 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-1-300x164.webp 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-38765\" class=\"wp-caption-text\">Serverless Computing<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Cac-thanh-phan-cot-loi-cua-Serverless\"><\/span>C\u00e1c th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i c\u1ee7a Serverless<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 Serverless, ch\u00fang ta c\u1ea7n ph\u00e2n t\u00e1ch ki\u1ebfn tr\u00fac n\u00e0y th\u00e0nh hai th\u00e0nh ph\u1ea7n ch\u00ednh th\u01b0\u1eddng \u0111\u01b0\u1ee3c nh\u1eafc \u0111\u1ebfn:<\/p>\n<h4>1. FaaS (Function-as-a-Service)<\/h4>\n<p>FaaS l\u00e0 linh h\u1ed3n c\u1ee7a ki\u1ebfn tr\u00fac Serverless. \u0110\u00e2y l\u00e0 n\u01a1i ch\u1ee9a logic x\u1eed l\u00fd nghi\u1ec7p v\u1ee5 c\u1ee7a \u1ee9ng d\u1ee5ng. Thay v\u00ec vi\u1ebft m\u1ed9t \u1ee9ng d\u1ee5ng nguy\u00ean kh\u1ed1i (Monolithic) kh\u1ed5ng l\u1ed3, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n chia nh\u1ecf \u1ee9ng d\u1ee5ng th\u00e0nh c\u00e1c h\u00e0m (function) ri\u00eang bi\u1ec7t. M\u1ed7i h\u00e0m th\u1ef1c hi\u1ec7n m\u1ed9t nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3. V\u00ed d\u1ee5: m\u1ed9t h\u00e0m \u0111\u1ec3 x\u1eed l\u00fd \u0111\u0103ng nh\u1eadp, m\u1ed9t h\u00e0m \u0111\u1ec3 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh, m\u1ed9t h\u00e0m \u0111\u1ec3 g\u1eedi email. C\u00e1c d\u1ecbch v\u1ee5 n\u1ed5i ti\u1ebfng bao g\u1ed3m AWS Lambda, Google Cloud Functions, v\u00e0 Azure Functions.<\/p>\n<h4>2. BaaS (Backend-as-a-Service)<\/h4>\n<p>BaaS \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c d\u1ecbch v\u1ee5 b\u00ean th\u1ee9 ba \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ed7 tr\u1ee3 logic c\u1ee7a \u1ee9ng d\u1ee5ng m\u00e0 kh\u00f4ng c\u1ea7n b\u1ea1n t\u1ef1 x\u00e2y d\u1ef1ng backend. C\u00e1c d\u1ecbch v\u1ee5 n\u00e0y bao g\u1ed3m c\u01a1 s\u1edf d\u1eef li\u1ec7u (cloud databases), x\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng (authentication), <a href=\"https:\/\/interdata.vn\/blog\/file-storage-la-gi\/\">l\u01b0u tr\u1eef t\u1ec7p<\/a> tin (storage) ho\u1eb7c g\u1eedi th\u00f4ng b\u00e1o \u0111\u1ea9y (push notifications). Khi k\u1ebft h\u1ee3p FaaS (x\u1eed l\u00fd logic) v\u1edbi BaaS (qu\u1ea3n l\u00fd d\u1eef li\u1ec7u v\u00e0 tr\u1ea1ng th\u00e1i), b\u1ea1n c\u00f3 m\u1ed9t ki\u1ebfn tr\u00fac Serverless ho\u00e0n ch\u1ec9nh.<\/p>\n<p>Theo c\u00e1c b\u00e1o c\u00e1o t\u1eeb c\u00e1c t\u1ed5 ch\u1ee9c nghi\u00ean c\u1ee9u th\u1ecb tr\u01b0\u1eddng nh\u01b0 Gartner hay IDC, th\u1ecb tr\u01b0\u1eddng Serverless \u0111ang t\u0103ng tr\u01b0\u1edfng v\u1edbi t\u1ed1c \u0111\u1ed9 ch\u00f3ng m\u1eb7t. C\u00e1c doanh nghi\u1ec7p \u0111ang chuy\u1ec3n d\u1ecbch ng\u00e2n s\u00e1ch t\u1eeb vi\u1ec7c duy tr\u00ec ph\u1ea7n c\u1ee9ng sang ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, v\u00e0 Serverless l\u00e0 c\u00f4ng c\u1ee5 \u0111\u1eafc l\u1ef1c \u0111\u1ec3 hi\u1ec7n th\u1ef1c h\u00f3a m\u1ee5c ti\u00eau \u0111\u00f3.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Kien-truc-Serverless-hoat-dong-nhu-the-nao\"><\/span>Ki\u1ebfn tr\u00fac Serverless ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_38764\" aria-describedby=\"caption-attachment-38764\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38764\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-hoat-dong-cua-Serverless.webp\" alt=\"C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Serverless\" width=\"750\" height=\"409\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-hoat-dong-cua-Serverless.webp 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-hoat-dong-cua-Serverless-300x164.webp 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-38764\" class=\"wp-caption-text\">C\u00e1ch ho\u1ea1t \u0111\u1ed9ng c\u1ee7a Serverless<\/figcaption><\/figure>\n<p>\u0110\u1ec3 v\u1eadn h\u00e0nh hi\u1ec7u qu\u1ea3, Serverless d\u1ef1a tr\u00ean m\u1ed9t s\u1ed1 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u01a1 b\u1ea3n nh\u01b0ng m\u1ea1nh m\u1ebd. Hi\u1ec3u r\u00f5 c\u01a1 ch\u1ebf n\u00e0y gi\u00fap c\u00e1c k\u1ef9 s\u01b0 t\u1ea1i InterData v\u00e0 c\u00e1c b\u1ea1n \u0111\u1ed9c gi\u1ea3 thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng t\u1ed1i \u01b0u h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mo-hinh-Event-driven-Huong-su-kien\"><\/span>M\u00f4 h\u00ecnh Event-driven (H\u01b0\u1edbng s\u1ef1 ki\u1ec7n)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ki\u1ebfn tr\u00fac Serverless ho\u1ea1t \u0111\u1ed9ng ho\u00e0n to\u00e0n d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n (Events). M\u1ed9t function (h\u00e0m) s\u1ebd \u1edf tr\u1ea1ng th\u00e1i &#8220;ng\u1ee7&#8221; cho \u0111\u1ebfn khi c\u00f3 m\u1ed9t s\u1ef1 ki\u1ec7n \u0111\u00e1nh th\u1ee9c n\u00f3. Quy tr\u00ecnh di\u1ec5n ra nh\u01b0 sau:<\/p>\n<ol>\n<li><strong>S\u1ef1 ki\u1ec7n k\u00edch ho\u1ea1t (Trigger):<\/strong> M\u1ed9t s\u1ef1 ki\u1ec7n x\u1ea3y ra. S\u1ef1 ki\u1ec7n n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t y\u00eau c\u1ea7u HTTP t\u1eeb ng\u01b0\u1eddi d\u00f9ng (truy c\u1eadp website), m\u1ed9t t\u1ec7p tin v\u1eeba \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean kho l\u01b0u tr\u1eef, ho\u1eb7c m\u1ed9t thay \u0111\u1ed5i trong c\u01a1 s\u1edf d\u1eef li\u1ec7u.<\/li>\n<li><strong>C\u1ea5p ph\u00e1t t\u00e0i nguy\u00ean:<\/strong> Nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y nh\u1eadn di\u1ec7n s\u1ef1 ki\u1ec7n v\u00e0 ngay l\u1eadp t\u1ee9c t\u00ecm ki\u1ebfm, c\u1ea5p ph\u00e1t m\u1ed9t l\u01b0\u1ee3ng t\u00e0i nguy\u00ean t\u00ednh to\u00e1n (CPU, <a href=\"https:\/\/interdata.vn\/blog\/ram-server\/\">RAM<\/a>) ph\u00f9 h\u1ee3p \u0111\u1ec3 ch\u1ea1y h\u00e0m t\u01b0\u01a1ng \u1ee9ng.<\/li>\n<li><strong>Th\u1ef1c thi (Execution):<\/strong> \u0110o\u1ea1n m\u00e3 (code) c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean v\u00e0 ch\u1ea1y \u0111\u1ec3 x\u1eed l\u00fd s\u1ef1 ki\u1ec7n \u0111\u00f3.<\/li>\n<li><strong>Gi\u1ea3i ph\u00f3ng t\u00e0i nguy\u00ean:<\/strong> Ngay sau khi \u0111o\u1ea1n m\u00e3 ch\u1ea1y xong v\u00e0 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3, h\u1ea1 t\u1ea7ng s\u1ebd t\u1ef1 \u0111\u1ed9ng thu h\u1ed3i t\u00e0i nguy\u00ean. Function quay tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Tinh-chat-Stateless-Phi-trang-thai\"><\/span>T\u00ednh ch\u1ea5t Stateless (Phi tr\u1ea1ng th\u00e1i)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt quan tr\u1ecdng c\u1ee7a FaaS l\u00e0 t\u00ednh phi tr\u1ea1ng th\u00e1i. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed7i l\u1ea7n m\u1ed9t function ch\u1ea1y, n\u00f3 \u0111\u01b0\u1ee3c coi l\u00e0 m\u1ed9t phi\u00ean l\u00e0m vi\u1ec7c ho\u00e0n to\u00e0n m\u1edbi v\u00e0 \u0111\u1ed9c l\u1eadp. Function kh\u00f4ng l\u01b0u gi\u1eef b\u1ea5t k\u1ef3 d\u1eef li\u1ec7u n\u00e0o c\u1ee7a l\u1ea7n ch\u1ea1y tr\u01b0\u1edbc \u0111\u00f3 trong b\u1ed9 nh\u1edb c\u1ee5c b\u1ed9 c\u1ee7a ch\u00ednh n\u00f3.<\/p>\n<p>N\u1ebfu \u1ee9ng d\u1ee5ng c\u1ea7n l\u01b0u tr\u1eef d\u1eef li\u1ec7u (v\u00ed d\u1ee5: gi\u1ecf h\u00e0ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, th\u00f4ng tin phi\u00ean \u0111\u0103ng nh\u1eadp), d\u1eef li\u1ec7u \u0111\u00f3 ph\u1ea3i \u0111\u01b0\u1ee3c ghi v\u00e0o m\u1ed9t d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef b\u1ec1n v\u1eefng b\u00ean ngo\u00e0i (Stateful storage) nh\u01b0 Database ho\u1eb7c Cache (Redis\/Memcached). T\u00ednh ch\u1ea5t stateless n\u00e0y cho ph\u00e9p c\u00e1c function c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c nh\u00e2n b\u1ea3n v\u00e0 ch\u1ea1y song song h\u00e0ng ngh\u00ecn b\u1ea3n (instances) c\u00f9ng l\u00fac m\u00e0 kh\u00f4ng g\u1eb7p xung \u0111\u1ed9t d\u1eef li\u1ec7u, t\u1ea1o n\u00ean kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00f4 h\u1ea1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Danh-gia-uu-nhuoc-diem-cua-Serverless-Co-nen-su-dung-khong\"><\/span>\u0110\u00e1nh gi\u00e1 \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Serverless: C\u00f3 n\u00ean s\u1eed d\u1ee5ng kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>B\u1ea5t k\u1ef3 c\u00f4ng ngh\u1ec7 n\u00e0o c\u0169ng t\u1ed3n t\u1ea1i hai m\u1eb7t. Vi\u1ec7c l\u1ef1a ch\u1ecdn Serverless c\u1ea7n d\u1ef1a tr\u00ean s\u1ef1 c\u00e2n nh\u1eafc k\u1ef9 l\u01b0\u1ee1ng gi\u1eefa l\u1ee3i \u00edch kinh t\u1ebf v\u00e0 c\u00e1c r\u00e0o c\u1ea3n k\u1ef9 thu\u1eadt.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Loi-ich-vuot-troi\"><\/span>L\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>1. T\u1ed1i \u01b0u chi ph\u00ed (Pay-as-you-go)<\/strong><\/p>\n<p>\u0110\u00e2y l\u00e0 l\u1ee3i th\u1ebf l\u1edbn nh\u1ea5t. B\u1ea1n kh\u00f4ng ph\u1ea3i tr\u1ea3 ti\u1ec1n cho th\u1eddi gian ch\u1edd (idle time). N\u1ebfu website c\u1ee7a b\u1ea1n c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp th\u1ea5p v\u00e0o ban \u0111\u00eam, chi ph\u00ed Serverless v\u00e0o th\u1eddi \u0111i\u1ec3m \u0111\u00f3 g\u1ea7n nh\u01b0 b\u1eb1ng 0. \u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n kh\u1edfi nghi\u1ec7p ho\u1eb7c c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh, m\u00f4 h\u00ecnh n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 ng\u00e2n s\u00e1ch so v\u1edbi vi\u1ec7c thu\u00ea m\u00e1y ch\u1ee7 c\u1ed1 \u0111\u1ecbnh.<\/p>\n<p><strong>2. Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u1ef1 \u0111\u1ed9ng (Auto-scaling)<\/strong><\/p>\n<p>H\u1ec7 th\u1ed1ng Serverless c\u00f3 kh\u1ea3 n\u0103ng co gi\u00e3n c\u1ef1c k\u1ef3 linh ho\u1ea1t. N\u1ebfu \u0111\u1ed9t nhi\u00ean c\u00f3 10.000 ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp c\u00f9ng l\u00fac, nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y s\u1ebd t\u1ef1 \u0111\u1ed9ng kh\u1edfi t\u1ea1o 10.000 b\u1ea3n sao c\u1ee7a function \u0111\u1ec3 ph\u1ee5c v\u1ee5. B\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i c\u1ea5u h\u00ecnh Load Balancer hay thi\u1ebft l\u1eadp c\u00e1c quy t\u1eafc Auto-scaling ph\u1ee9c t\u1ea1p nh\u01b0 tr\u00ean EC2 hay Kubernetes.<\/p>\n<p><strong>3. T\u0103ng t\u1ed1c \u0111\u1ed9 ra m\u1eaft s\u1ea3n ph\u1ea9m (Time-to-market)<\/strong><\/p>\n<p>Do kh\u00f4ng m\u1ea5t th\u1eddi gian qu\u1ea3n l\u00fd h\u1ea1 t\u1ea7ng, c\u00e0i \u0111\u1eb7t OS hay v\u00e1 l\u1ed7i b\u1ea3o m\u1eadt, \u0111\u1ed9i ng\u0169 l\u1eadp tr\u00ecnh vi\u00ean c\u00f3 th\u1ec3 t\u1eadp trung 100% th\u1eddi gian v\u00e0o vi\u1ec7c vi\u1ebft logic nghi\u1ec7p v\u1ee5. \u0110i\u1ec1u n\u00e0y gi\u00fap r\u00fat ng\u1eafn v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, \u0111\u01b0a t\u00ednh n\u0103ng m\u1edbi \u0111\u1ebfn tay ng\u01b0\u1eddi d\u00f9ng nhanh h\u01a1n.<\/p>\n<figure id=\"attachment_38766\" aria-describedby=\"caption-attachment-38766\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38766\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-2.webp\" alt=\"Serverless Computing\" width=\"750\" height=\"409\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-2.webp 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Serverless-Computing-2-300x164.webp 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-38766\" class=\"wp-caption-text\">Serverless Computing<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Thach-thuc-can-luu-y\"><\/span>Th\u00e1ch th\u1ee9c c\u1ea7n l\u01b0u \u00fd<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>1. V\u1ea5n \u0111\u1ec1 Cold Start (\u0110\u1ed9 tr\u1ec5 kh\u1edfi \u0111\u1ed9ng)<\/strong><\/p>\n<p>Khi m\u1ed9t function kh\u00f4ng \u0111\u01b0\u1ee3c g\u1ecdi trong m\u1ed9t kho\u1ea3ng th\u1eddi gian, nh\u00e0 cung c\u1ea5p s\u1ebd thu h\u1ed3i t\u00e0i nguy\u00ean \u0111\u1ec3 ti\u1ebft ki\u1ec7m \u0111i\u1ec7n n\u0103ng. Khi c\u00f3 y\u00eau c\u1ea7u m\u1edbi \u0111\u1ebfn, h\u1ec7 th\u1ed1ng c\u1ea7n th\u1eddi gian \u0111\u1ec3 &#8220;\u0111\u00e1nh th\u1ee9c&#8221; function, t\u1ea3i code v\u00e0 kh\u1edfi t\u1ea1o m\u00f4i tr\u01b0\u1eddng ch\u1ea1y. Qu\u00e1 tr\u00ecnh n\u00e0y g\u1ecdi l\u00e0 Cold Start v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra \u0111\u1ed9 tr\u1ec5 t\u1eeb v\u00e0i tr\u0103m mili-gi\u00e2y \u0111\u1ebfn v\u00e0i gi\u00e2y. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng trong c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u ph\u1ea3n h\u1ed3i t\u1ee9c th\u00ec.<\/p>\n<p><strong>2. Vendor Lock-in (Ph\u1ee5 thu\u1ed9c nh\u00e0 cung c\u1ea5p)<\/strong><\/p>\n<p>M\u1ed7i nh\u00e0 cung c\u1ea5p (AWS, Azure, Google) c\u00f3 c\u00e1ch tri\u1ec3n khai Serverless v\u00e0 c\u00e1c d\u1ecbch v\u1ee5 v\u1ec7 tinh (Trigger, Database, Logging) kh\u00e1c nhau. M\u00e3 ngu\u1ed3n vi\u1ebft cho AWS Lambda c\u00f3 th\u1ec3 kh\u00f4ng ch\u1ea1y ngay \u0111\u01b0\u1ee3c tr\u00ean Google Cloud Functions m\u00e0 c\u1ea7n ch\u1ec9nh s\u1eeda nhi\u1ec1u. Vi\u1ec7c ph\u1ee5 thu\u1ed9c s\u00e2u v\u00e0o m\u1ed9t h\u1ec7 sinh th\u00e1i khi\u1ebfn vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i nh\u00e0 cung c\u1ea5p trong t\u01b0\u01a1ng lai tr\u1edf n\u00ean kh\u00f3 kh\u0103n v\u00e0 t\u1ed1n k\u00e9m.<\/p>\n<p><strong>3. Kh\u00f3 kh\u0103n trong Debug v\u00e0 Monitoring<\/strong><\/p>\n<p>Trong ki\u1ebfn tr\u00fac Serverless, m\u1ed9t y\u00eau c\u1ea7u \u0111\u01a1n gi\u1ea3n c\u00f3 th\u1ec3 \u0111i qua nhi\u1ec1u function v\u00e0 d\u1ecbch v\u1ee5 kh\u00e1c nhau. Vi\u1ec7c theo d\u00f5i lu\u1ed3ng \u0111i c\u1ee7a d\u1eef li\u1ec7u v\u00e0 x\u00e1c \u0111\u1ecbnh l\u1ed7i (debug) trong m\u00f4i tr\u01b0\u1eddng ph\u00e2n t\u00e1n n\u00e0y ph\u1ee9c t\u1ea1p h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng nguy\u00ean kh\u1ed1i truy\u1ec1n th\u1ed1ng. C\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t chuy\u00ean d\u1ee5ng l\u00e0 \u0111i\u1ec1u b\u1eaft bu\u1ed9c.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"So-sanh-Serverless-vs-Containers-vs-Virtual-Machines-VM\"><\/span>So s\u00e1nh Serverless vs. Containers vs. Virtual Machines (VM)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 h\u00ecnh dung r\u00f5 h\u01a1n v\u1ecb tr\u00ed c\u1ee7a Serverless, ch\u00fang ta h\u00e3y \u0111\u1eb7t n\u00f3 l\u00ean b\u00e0n c\u00e2n so s\u00e1nh v\u1edbi hai m\u00f4 h\u00ecnh ph\u1ed5 bi\u1ebfn kh\u00e1c l\u00e0 M\u00e1y \u1ea3o (VM) v\u00e0 Container.<\/p>\n<figure class=\"table\">\n<table>\n<thead>\n<tr>\n<th>Ti\u00eau ch\u00ed<\/th>\n<th>Virtual Machines (VM)<\/th>\n<th>Containers (Docker\/K8s)<\/th>\n<th>Serverless (FaaS)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u0110\u01a1n v\u1ecb qu\u1ea3n l\u00fd<\/strong><\/td>\n<td>M\u00e1y ch\u1ee7 \u1ea3o, H\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/td>\n<td>\u1ee8ng d\u1ee5ng, Container<\/td>\n<td>Function (H\u00e0m), Code<\/td>\n<\/tr>\n<tr>\n<td><strong>Chi ph\u00ed<\/strong><\/td>\n<td>C\u1ed1 \u0111\u1ecbnh theo gi\u1edd\/th\u00e1ng (k\u1ec3 c\u1ea3 khi kh\u00f4ng d\u00f9ng)<\/td>\n<td>C\u1ed1 \u0111\u1ecbnh theo c\u1ee5m Cluster (tr\u1ea3 ti\u1ec1n cho Node)<\/td>\n<td>Ch\u00ednh x\u00e1c theo th\u1eddi gian ch\u1ea1y (ms) v\u00e0 b\u1ed9 nh\u1edb<\/td>\n<\/tr>\n<tr>\n<td><strong>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong><\/td>\n<td>Ch\u1eadm (ph\u00fat), c\u1ea7n c\u1ea5u h\u00ecnh th\u1ee7 c\u00f4ng<\/td>\n<td>Nhanh (gi\u00e2y), c\u1ea7n c\u1ea5u h\u00ecnh rules<\/td>\n<td>T\u1ee9c th\u00ec (mili-gi\u00e2y), ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td><strong>B\u1ea3o tr\u00ec<\/strong><\/td>\n<td>Cao (OS, Security patch, Network)<\/td>\n<td>Trung b\u00ecnh (Qu\u1ea3n l\u00fd Cluster, Orchestration)<\/td>\n<td>Th\u1ea5p (Ch\u1ec9 lo v\u1ec1 Code)<\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u1eddi gian t\u1ed3n t\u1ea1i<\/strong><\/td>\n<td>L\u00e2u d\u00e0i (months\/years)<\/td>\n<td>L\u00e2u d\u00e0i ho\u1eb7c ng\u1eafn h\u1ea1n<\/td>\n<td>R\u1ea5t ng\u1eafn (v\u00e0i ph\u00fat r\u1ed3i h\u1ee7y)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Serverless-vs-Containers-Kubernetes\"><\/span>Serverless vs. Containers (Kubernetes)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Nhi\u1ec1u ng\u01b0\u1eddi ph\u00e2n v\u00e2n gi\u1eefa vi\u1ec7c d\u00f9ng Kubernetes hay Serverless. Kubernetes mang l\u1ea1i quy\u1ec1n ki\u1ec3m so\u00e1t t\u1ed1i \u0111a v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 h\u1ec7 th\u1ed1ng, ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng microservices ph\u1ee9c t\u1ea1p, c\u1ea7n ch\u1ea1y l\u00e2u d\u00e0i v\u00e0 c\u00f3 c\u1ea5u h\u00ecnh m\u1ea1ng \u0111\u1eb7c th\u00f9. Ng\u01b0\u1ee3c l\u1ea1i, Serverless ph\u00f9 h\u1ee3p cho c\u00e1c t\u00e1c v\u1ee5 ng\u1eafn, \u0111\u1ed9c l\u1eadp, \u01b0u ti\u00ean t\u1ed1c \u0111\u1ed9 tri\u1ec3n khai v\u00e0 s\u1ef1 \u0111\u01a1n gi\u1ea3n. Ng\u00e0y nay, xu h\u01b0\u1edbng k\u1ebft h\u1ee3p c\u1ea3 hai (ch\u1ea1y Containers tr\u00ean n\u1ec1n t\u1ea3ng Serverless nh\u01b0 AWS Fargate) \u0111ang tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-truong-hop-su-dung-Use-Cases-thuc-te-cua-Serverless\"><\/span>C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng (Use Cases) th\u1ef1c t\u1ebf c\u1ee7a Serverless<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_38763\" aria-describedby=\"caption-attachment-38763\" style=\"width: 750px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-38763\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cac-truong-hop-su-dung-Serverless.webp\" alt=\"C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng Serverless\" width=\"750\" height=\"409\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cac-truong-hop-su-dung-Serverless.webp 750w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cac-truong-hop-su-dung-Serverless-300x164.webp 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><figcaption id=\"caption-attachment-38763\" class=\"wp-caption-text\">C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng Serverless<\/figcaption><\/figure>\n<p>Kh\u00f4ng ph\u1ea3i m\u1ecdi \u1ee9ng d\u1ee5ng \u0111\u1ec1u ph\u00f9 h\u1ee3p v\u1edbi Serverless. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh \u0111\u00fang tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng (Use Case) l\u00e0 ch\u00eca kh\u00f3a th\u00e0nh c\u00f4ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng k\u1ecbch b\u1ea3n m\u00e0 Serverless t\u1ecfa s\u00e1ng r\u1ef1c r\u1ee1 nh\u1ea5t.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-Xu-ly-da-phuong-tien-Multimedia-Processing\"><\/span>1. X\u1eed l\u00fd \u0111a ph\u01b0\u01a1ng ti\u1ec7n (Multimedia Processing)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 v\u00ed d\u1ee5 kinh \u0111i\u1ec3n. Khi ng\u01b0\u1eddi d\u00f9ng t\u1ea3i m\u1ed9t h\u00ecnh \u1ea3nh l\u00ean \u1ee9ng d\u1ee5ng, s\u1ef1 ki\u1ec7n &#8220;upload th\u00e0nh c\u00f4ng&#8221; s\u1ebd k\u00edch ho\u1ea1t m\u1ed9t function. Function n\u00e0y th\u1ef1c hi\u1ec7n vi\u1ec7c thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc \u1ea3nh (resize), n\u00e9n \u1ea3nh, t\u1ea1o thumbnail cho mobile v\u00e0 desktop, sau \u0111\u00f3 l\u01b0u l\u1ea1i v\u00e0o kho ch\u1ee9a. Sau khi x\u1eed l\u00fd xong, function t\u1eaft. Quy tr\u00ecnh n\u00e0y t\u1eadn d\u1ee5ng t\u1ed1i \u0111a kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng: d\u00f9 c\u00f3 1 ng\u01b0\u1eddi hay 1.000 ng\u01b0\u1eddi upload \u1ea3nh c\u00f9ng l\u00fac, h\u1ec7 th\u1ed1ng v\u1eabn x\u1eed l\u00fd m\u01b0\u1ee3t m\u00e0.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-Xay-dung-RESTful-APIs\"><\/span>2. X\u00e2y d\u1ef1ng RESTful APIs<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>K\u1ebft h\u1ee3p Amazon API Gateway v\u1edbi AWS Lambda (ho\u1eb7c t\u01b0\u01a1ng t\u1ef1 tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng kh\u00e1c) cho ph\u00e9p b\u1ea1n x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng backend API c\u1ef1c k\u1ef3 m\u1ea1nh m\u1ebd. API Gateway nh\u1eadn request t\u1eeb ng\u01b0\u1eddi d\u00f9ng, chuy\u1ec3n ti\u1ebfp \u0111\u1ebfn Lambda \u0111\u1ec3 x\u1eed l\u00fd logic (v\u00ed d\u1ee5: l\u1ea5y th\u00f4ng tin s\u1ea3n ph\u1ea9m t\u1eeb DB), v\u00e0 tr\u1ea3 k\u1ebft qu\u1ea3 v\u1ec1. M\u00f4 h\u00ecnh n\u00e0y gi\u00fap ti\u1ebft ki\u1ec7m chi ph\u00ed l\u1edbn cho c\u00e1c website c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp kh\u00f4ng \u0111\u1ec1u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3-Tac-vu-dinh-ky-Scheduled-Tasks-Cron-Jobs\"><\/span>3. T\u00e1c v\u1ee5 \u0111\u1ecbnh k\u1ef3 (Scheduled Tasks \/ Cron Jobs)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Thay v\u00ec ph\u1ea3i duy tr\u00ec m\u1ed9t m\u00e1y ch\u1ee7 ch\u1ea1y 24\/7 ch\u1ec9 \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u1ed9t c\u00f4ng vi\u1ec7c sao l\u01b0u d\u1eef li\u1ec7u (backup) v\u00e0o l\u00fac 2 gi\u1edd s\u00e1ng, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t Serverless function ch\u1ea1y \u0111\u00fang v\u00e0o gi\u1edd \u0111\u00f3. Function ch\u1ea1y xong vi\u1ec7c v\u00e0 t\u1eaft, b\u1ea1n ch\u1ec9 t\u1ed1n ti\u1ec1n cho v\u00e0i ph\u00fat ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3 m\u1ed7i ng\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"4-Ung-dung-Chatbot-va-IoT\"><\/span>4. \u1ee8ng d\u1ee5ng Chatbot v\u00e0 IoT<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>D\u1eef li\u1ec7u t\u1eeb c\u00e1c c\u1ea3m bi\u1ebfn IoT ho\u1eb7c tin nh\u1eafn t\u1eeb Chatbot th\u01b0\u1eddng \u0111\u1ebfn m\u1ed9t c\u00e1ch ng\u1eabu nhi\u00ean v\u00e0 b\u1ea5t ng\u1edd. Serverless l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u n\u00e0y v\u00ec kh\u1ea3 n\u0103ng ph\u1ea3n \u1ee9ng t\u1ee9c th\u00ec v\u1edbi s\u1ef1 ki\u1ec7n v\u00e0 chi ph\u00ed th\u1ea5p khi kh\u00f4ng c\u00f3 d\u1eef li\u1ec7u.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khi-nao-KHONG-nen-dung-Serverless\"><\/span>Khi n\u00e0o KH\u00d4NG n\u00ean d\u00f9ng Serverless?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>B\u1ea1n c\u1ea7n c\u00e2n nh\u1eafc k\u1ef9 n\u1ebfu \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m sau:<\/p>\n<ul>\n<li><strong>T\u00e1c v\u1ee5 d\u00e0i h\u1ea1n (Long-running processes):<\/strong> H\u1ea7u h\u1ebft c\u00e1c n\u1ec1n t\u1ea3ng FaaS \u0111\u1ec1u gi\u1edbi h\u1ea1n th\u1eddi gian ch\u1ea1y c\u1ee7a m\u1ed9t h\u00e0m (v\u00ed d\u1ee5: AWS Lambda t\u1ed1i \u0111a 15 ph\u00fat). C\u00e1c t\u00e1c v\u1ee5 train AI model hay render video d\u00e0i kh\u00f4ng ph\u00f9 h\u1ee3p.<\/li>\n<li><strong>Y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 c\u1ef1c th\u1ea5p (Ultra-low latency):<\/strong> N\u1ebfu \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n l\u00e0 giao d\u1ecbch ch\u1ee9ng kho\u00e1n t\u1ea7n su\u1ea5t cao hay game th\u1eddi gian th\u1ef1c, v\u1ea5n \u0111\u1ec1 Cold Start c\u00f3 th\u1ec3 l\u00e0 r\u00e0o c\u1ea3n kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Top-3-nen-tang-Serverless-tot-nhat-hien-nay\"><\/span>Top 3 n\u1ec1n t\u1ea3ng Serverless t\u1ed1t nh\u1ea5t hi\u1ec7n nay<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Th\u1ecb tr\u01b0\u1eddng \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y hi\u1ec7n nay b\u1ecb chi ph\u1ed1i b\u1edfi ba &#8220;\u00f4ng l\u1edbn&#8221;, v\u00e0 h\u1ecd c\u0169ng l\u00e0 nh\u1eefng ng\u01b0\u1eddi d\u1eabn \u0111\u1ea7u trong cu\u1ed9c \u0111ua Serverless.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-AWS-Lambda-Amazon-Web-Services\"><\/span>1. AWS Lambda (Amazon Web Services)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u01b0\u1ee3c gi\u1edbi thi\u1ec7u v\u00e0o n\u0103m 2014, AWS Lambda l\u00e0 ng\u01b0\u1eddi ti\u00ean phong v\u00e0 hi\u1ec7n l\u00e0 d\u1ecbch v\u1ee5 ph\u1ed5 bi\u1ebfn nh\u1ea5t. Lambda s\u1edf h\u1eefu h\u1ec7 sinh th\u00e1i t\u00edch h\u1ee3p r\u1ed9ng l\u1edbn, h\u1ed7 tr\u1ee3 nhi\u1ec1u ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh (Node.js, Python, Java, Go, C#&#8230;) v\u00e0 c\u00f3 c\u1ed9ng \u0111\u1ed3ng h\u1ed7 tr\u1ee3 kh\u1ed5ng l\u1ed3. S\u1ef1 tr\u01b0\u1edfng th\u00e0nh v\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt gi\u00fap AWS Lambda ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 c\u00f3 nhi\u1ec1u t\u00ednh n\u0103ng n\u00e2ng cao.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-Microsoft-Azure-Functions\"><\/span>2. Microsoft Azure Functions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Azure Functions l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c doanh nghi\u1ec7p \u0111ang s\u1eed d\u1ee5ng h\u1ec7 sinh th\u00e1i c\u1ee7a Microsoft. \u0110i\u1ec3m m\u1ea1nh c\u1ee7a Azure l\u00e0 kh\u1ea3 n\u0103ng t\u00edch h\u1ee3p m\u01b0\u1ee3t m\u00e0 v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 doanh nghi\u1ec7p nh\u01b0 Office 365, Dynamics 365 v\u00e0 h\u1ed7 tr\u1ee3 tuy\u1ec7t v\u1eddi cho ng\u00f4n ng\u1eef .NET\/C#. Azure c\u0169ng cung c\u1ea5p m\u00f4 h\u00ecnh l\u1eadp tr\u00ecnh linh ho\u1ea1t v\u00e0 c\u00f4ng c\u1ee5 ph\u00e1t tri\u1ec3n m\u1ea1nh m\u1ebd tr\u00ean Visual Studio.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"3-Google-Cloud-Functions\"><\/span>3. Google Cloud Functions<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Google Cloud Platform (GCP) n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u v\u00e0 AI. Google Cloud Functions th\u1eeba h\u01b0\u1edfng s\u1ee9c m\u1ea1nh n\u00e0y, l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c t\u00e1c v\u1ee5 li\u00ean quan \u0111\u1ebfn ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn (Big Data) v\u00e0 t\u00edch h\u1ee3p v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 Firebase hay Google Assistant. GCP c\u0169ng \u0111ang \u0111\u1ea9y m\u1ea1nh h\u01b0\u1edbng \u0111i m\u1edf v\u1edbi d\u1ef1 \u00e1n Knative, cho ph\u00e9p ch\u1ea1y Serverless tr\u00ean Kubernetes.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Xu-huong-Serverless-trong-nam-2026-va-tuong-lai\"><\/span>Xu h\u01b0\u1edbng Serverless trong n\u0103m 2026 v\u00e0 t\u01b0\u01a1ng lai<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng ngh\u1ec7 kh\u00f4ng bao gi\u1edd \u0111\u1ee9ng y\u00ean. Serverless \u0111ang ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c nh\u01b0\u1ee3c \u0111i\u1ec3m hi\u1ec7n t\u1ea1i v\u00e0 m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng.<\/p>\n<p><strong>Serverless t\u1ea1i bi\u00ean (Edge Computing):<\/strong> Xu h\u01b0\u1edbng \u0111\u01b0a kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n l\u1ea1i g\u1ea7n ng\u01b0\u1eddi d\u00f9ng h\u01a1n \u0111ang l\u00ean ng\u00f4i. C\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 Lambda@Edge hay Cloudflare Workers cho ph\u00e9p ch\u1ea1y code ngay t\u1ea1i c\u00e1c tr\u1ea1m CDN (<a href=\"https:\/\/interdata.vn\/blog\/cdn-la-gi\/\">m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung<\/a>), gi\u1ea3m \u0111\u1ed9 tr\u1ec5 xu\u1ed1ng m\u1ee9c t\u1ed1i thi\u1ec3u v\u00e0 t\u0103ng tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng to\u00e0n c\u1ea7u.<\/p>\n<p><strong>C\u01a1 s\u1edf d\u1eef li\u1ec7u Serverless (Serverless Database):<\/strong> Tr\u01b0\u1edbc \u0111\u00e2y, FaaS m\u1edf r\u1ed9ng t\u1ed1t nh\u01b0ng Database l\u1ea1i l\u00e0 \u0111i\u1ec3m ngh\u1ebdn. Gi\u1edd \u0111\u00e2y, s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 Amazon Aurora Serverless hay MongoDB Atlas gi\u00fap l\u1edbp d\u1eef li\u1ec7u c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 \u0111\u1ed9ng co gi\u00e3n theo nhu c\u1ea7u, t\u1ea1o n\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng Serverless \u0111\u1ed3ng b\u1ed9 t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i.<\/p>\n<p><strong>C\u1ea3i thi\u1ec7n Cold Start:<\/strong> C\u00e1c nh\u00e0 cung c\u1ea5p \u0111ang \u00e1p d\u1ee5ng nhi\u1ec1u c\u00f4ng ngh\u1ec7 m\u1edbi nh\u01b0 Provisioned Concurrency (Gi\u1eef \u1ea5m function) hay t\u1ed1i \u01b0u h\u00f3a m\u00f4i tr\u01b0\u1eddng ch\u1ea1y (Runtime) \u0111\u1ec3 gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a th\u1eddi gian kh\u1edfi \u0111\u1ed9ng, \u0111\u01b0a Serverless \u0111\u1ebfn g\u1ea7n h\u01a1n v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u hi\u1ec7u n\u0103ng cao.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-ve-Serverless-FAQs\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p v\u1ec1 Serverless (FAQs)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Serverless-co-thuc-su-re-hon-may-chu-truyen-thong-khong\"><\/span>Serverless c\u00f3 th\u1ef1c s\u1ef1 r\u1ebb h\u01a1n m\u00e1y ch\u1ee7 truy\u1ec1n th\u1ed1ng kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o m\u00f4 h\u00ecnh s\u1eed d\u1ee5ng (Traffic pattern) c\u1ee7a b\u1ea1n. Serverless th\u01b0\u1eddng r\u1ebb h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp th\u1ea5p, trung b\u00ecnh ho\u1eb7c bi\u1ebfn \u0111\u1ed9ng th\u1ea5t th\u01b0\u1eddng (l\u00fac cao l\u00fac th\u1ea5p). Tuy nhi\u00ean, n\u1ebfu \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp cao v\u00e0 \u1ed5n \u0111\u1ecbnh li\u00ean t\u1ee5c 24\/7, vi\u1ec7c thu\u00ea m\u00e1y ch\u1ee7 d\u00e0nh ri\u00eang (Reserved Instances) ho\u1eb7c VM truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 s\u1ebd kinh t\u1ebf h\u01a1n do \u0111\u01a1n gi\u00e1 tr\u00ean m\u1ed7i gi\u1edd t\u00ednh to\u00e1n c\u1ee7a Serverless th\u01b0\u1eddng cao h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cold-start-la-gi-va-lam-sao-de-khac-phuc\"><\/span>Cold start l\u00e0 g\u00ec v\u00e0 l\u00e0m sao \u0111\u1ec3 kh\u1eafc ph\u1ee5c?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cold start l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ed9 tr\u1ec5 x\u1ea3y ra khi function \u0111\u01b0\u1ee3c kh\u1edfi t\u1ea1o l\u1ea1i sau m\u1ed9t th\u1eddi gian kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng. \u0110\u1ec3 kh\u1eafc ph\u1ee5c, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng t\u00ednh n\u0103ng &#8220;Provisioned Concurrency&#8221; (tr\u00ean AWS) \u0111\u1ec3 gi\u1eef cho m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng function lu\u00f4n \u1edf tr\u1ea1ng th\u00e1i s\u1eb5n s\u00e0ng (warm). Ngo\u00e0i ra, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a code, gi\u1ea3m k\u00edch th\u01b0\u1edbc g\u00f3i deployment v\u00e0 ch\u1ecdn ng\u00f4n ng\u1eef c\u00f3 th\u1eddi gian kh\u1edfi \u0111\u1ed9ng nhanh (nh\u01b0 Node.js, Go) c\u0169ng gi\u00fap gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ngon-ngu-lap-trinh-nao-ho-tro-Serverless-tot-nhat\"><\/span>Ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh n\u00e0o h\u1ed7 tr\u1ee3 Serverless t\u1ed1t nh\u1ea5t?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>H\u1ea7u h\u1ebft c\u00e1c n\u1ec1n t\u1ea3ng Serverless \u0111\u1ec1u h\u1ed7 tr\u1ee3 \u0111a ng\u00f4n ng\u1eef. Tuy nhi\u00ean, Node.js v\u00e0 Python l\u00e0 hai ng\u00f4n ng\u1eef ph\u1ed5 bi\u1ebfn nh\u1ea5t do th\u1eddi gian kh\u1edfi \u0111\u1ed9ng nhanh, c\u00fa ph\u00e1p g\u1ecdn nh\u1eb9 v\u00e0 th\u01b0 vi\u1ec7n phong ph\u00fa. Go c\u0169ng l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi cho hi\u1ec7u n\u0103ng cao. Java v\u00e0 C# (.NET Core) c\u0169ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 t\u1ed1t nh\u01b0ng th\u01b0\u1eddng c\u00f3 th\u1eddi gian Cold start l\u00e2u h\u01a1n m\u1ed9t ch\u00fat.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Serverless-co-an-toan-khong\"><\/span>Serverless c\u00f3 an to\u00e0n kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Serverless r\u1ea5t an to\u00e0n n\u1ebfu \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u00fang. Nh\u00e0 cung c\u1ea5p \u0111\u00e1m m\u00e2y ch\u1ecbu tr\u00e1ch nhi\u1ec7m b\u1ea3o m\u1eadt h\u1ea1 t\u1ea7ng v\u1eadt l\u00fd, m\u1ea1ng v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh. Tuy nhi\u00ean, b\u1ea1n v\u1eabn ph\u1ea3i ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 b\u1ea3o m\u1eadt \u1edf t\u1ea7ng \u1ee9ng d\u1ee5ng (Application Security), qu\u1ea3n l\u00fd quy\u1ec1n truy c\u1eadp (IAM) v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u. Vi\u1ec7c chia nh\u1ecf \u1ee9ng d\u1ee5ng th\u00e0nh nhi\u1ec1u function c\u0169ng gi\u00fap gi\u1ea3m thi\u1ec3u r\u1ee7i ro: n\u1ebfu m\u1ed9t function b\u1ecb t\u1ea5n c\u00f4ng, k\u1ebb t\u1ea5n c\u00f4ng kh\u00f3 c\u00f3 th\u1ec3 chi\u1ebfm quy\u1ec1n ki\u1ec3m so\u00e1t to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Loi-ket\"><\/span>L\u1eddi k\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Serverless Computing kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t xu h\u01b0\u1edbng nh\u1ea5t th\u1eddi m\u00e0 l\u00e0 m\u1ed9t b\u01b0\u1edbc ti\u1ebfn t\u1ea5t y\u1ebfu trong qu\u00e1 tr\u00ecnh t\u1ed1i \u01b0u h\u00f3a vi\u1ec7c ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m. Gi\u1ea3i ph\u00e1p n\u00e0y gi\u1ea3i ph\u00f3ng c\u00e1c doanh nghi\u1ec7p kh\u1ecfi g\u00e1nh n\u1eb7ng qu\u1ea3n tr\u1ecb h\u1ea1 t\u1ea7ng, cho ph\u00e9p h\u1ecd t\u1eadp trung ngu\u1ed3n l\u1ef1c v\u00e0o vi\u1ec7c t\u1ea1o ra gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i v\u00e0 \u0111\u1ed5i m\u1edbi s\u00e1ng t\u1ea1o.<\/p>\n<p>M\u1eb7c d\u00f9 v\u1eabn c\u00f2n nh\u1eefng th\u00e1ch th\u1ee9c nh\u01b0 Cold Start hay Vendor Lock-in, nh\u01b0ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a c\u00f4ng ngh\u1ec7, c\u00e1c r\u00e0o c\u1ea3n n\u00e0y \u0111ang d\u1ea7n \u0111\u01b0\u1ee3c x\u00f3a b\u1ecf. \u0110\u1ed1i v\u1edbi c\u00e1c startup mu\u1ed1n \u0111i nhanh, ho\u1eb7c c\u00e1c doanh nghi\u1ec7p mu\u1ed1n t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed cho c\u00e1c t\u00e1c v\u1ee5 c\u1ee5 th\u1ec3, Serverless l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn kh\u00f4ng th\u1ec3 b\u1ecf qua.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ban-da-san-sang-chuyen-doi-len-may\"><\/span>B\u1ea1n \u0111\u00e3 s\u1eb5n s\u00e0ng chuy\u1ec3n \u0111\u1ed5i l\u00ean m\u00e2y?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ki\u1ebfn tr\u00fac Serverless m\u1edf ra c\u01a1 h\u1ed9i tuy\u1ec7t v\u1eddi \u0111\u1ec3 hi\u1ec7n \u0111\u1ea1i h\u00f3a \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n. Tuy nhi\u00ean, vi\u1ec7c thi\u1ebft k\u1ebf m\u1ed9t h\u1ec7 th\u1ed1ng Serverless chu\u1ea9n ch\u1ec9nh \u0111\u00f2i h\u1ecfi ki\u1ebfn th\u1ee9c chuy\u00ean s\u00e2u. H\u00e3y b\u1eaft \u0111\u1ea7u th\u1eed nghi\u1ec7m v\u1edbi m\u1ed9t d\u1ef1 \u00e1n nh\u1ecf \u0111\u1ec3 c\u1ea3m nh\u1eadn s\u1ee9c m\u1ea1nh c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y. N\u1ebfu b\u1ea1n c\u1ea7n <strong>t\u01b0 v\u1ea5n v\u1ec1 h\u1ea1 t\u1ea7ng \u0111\u00e1m m\u00e2y<\/strong> v\u00e0 c\u00e1c gi\u1ea3i ph\u00e1p <a href=\"https:\/\/interdata.vn\/cloud-server\/\"><strong>thu\u00ea m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y<\/strong><\/a> t\u1ed1i \u01b0u, InterData lu\u00f4n s\u1eb5n s\u00e0ng \u0111\u1ed3ng h\u00e0nh c\u00f9ng b\u1ea1n.<\/p>\n<ul>\n<li><strong>WEBSITE: <a href=\"https:\/\/interdata.vn\/\">interdata.vn<\/a><\/strong><\/li>\n<li><strong>HOTLINE: <a href=\"tel:1900636822\">1900 636 822<\/a><\/strong><\/li>\n<li><strong>FANPAGE: <a href=\"https:\/\/facebook.com\/interdata.com.vn\" target=\"_blank\" rel=\"nofollow noopener\">facebook.com\/interdata.com.vn<\/a><\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>T\u00f3m t\u1eaft n\u1ed9i dung: B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p m\u1ed9t c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u00e0 to\u00e0n di\u1ec7n v\u1ec1 Serverless Computing (\u0110i\u1ec7n to\u00e1n kh\u00f4ng m\u00e1y ch\u1ee7). B\u1ea1n s\u1ebd t\u00ecm hi\u1ec3u \u0111\u1ecbnh ngh\u0129a ch\u00ednh x\u00e1c, c\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng, ph\u00e2n t\u00edch \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m, so s\u00e1nh v\u1edbi c\u00e1c m\u00f4 h\u00ecnh c\u0169 v\u00e0 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/p>\n","protected":false},"author":11,"featured_media":38767,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-30064","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cloud-server"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30064","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=30064"}],"version-history":[{"count":10,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30064\/revisions"}],"predecessor-version":[{"id":38769,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/30064\/revisions\/38769"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/38767"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=30064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=30064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=30064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}