{"id":28102,"date":"2025-10-08T11:42:25","date_gmt":"2025-10-08T04:42:25","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=28102"},"modified":"2026-04-09T09:58:04","modified_gmt":"2026-04-09T02:58:04","slug":"containerization-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/containerization-la-gi\/","title":{"rendered":"Containerization l\u00e0 g\u00ec? To\u00e0n t\u1eadp v\u1ec1 c\u00f4ng ngh\u1ec7 Container trong DevOps"},"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\/containerization-la-gi\/#Khai-niem-Containerization-la-gi\" >Kh\u00e1i ni\u1ec7m Containerization l\u00e0 g\u00ec?<\/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\/containerization-la-gi\/#Container-trong-Containerization-la-gi\" >Container trong Containerization l\u00e0 g\u00ec?<\/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\/containerization-la-gi\/#Bang-thuat-ngu-he-sinh-thai-Container\" >B\u1ea3ng thu\u1eadt ng\u1eef h\u1ec7 sinh th\u00e1i Container<\/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\/containerization-la-gi\/#Co-che-hoat-dong-cua-cong-nghe-Containerization\" >C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 Containerization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Containerization-vs-Virtual-Machine-VM-4-Diem-khac-biet-cot-loi\" >Containerization vs Virtual Machine (VM): 4 \u0110i\u1ec3m kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#5-Uu-diem-vuot-troi-cua-Containerization-trong-phat-trien-phan-mem\" >5 \u01afu \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a Containerization trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m<\/a><\/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\/containerization-la-gi\/#Cac-Use-Cases-Ung-dung-thuc-te-pho-bien-cua-Containerization\" >C\u00e1c Use Cases (\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf) ph\u1ed5 bi\u1ebfn c\u1ee7a Containerization<\/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\/containerization-la-gi\/#Cac-nhuoc-diem-va-rao-can-khi-trien-khai-Containerization\" >C\u00e1c nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 r\u00e0o c\u1ea3n khi tri\u1ec3n khai Containerization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#He-sinh-thai-cong-cu-ho-tro-Containerization-pho-bien-nhat\" >H\u1ec7 sinh th\u00e1i c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 Containerization ph\u1ed5 bi\u1ebfn nh\u1ea5t<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Docker-Trai-tim-cua-cuoc-cach-mang-Container\" >Docker: Tr\u00e1i tim c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng Container<\/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\/containerization-la-gi\/#Kubernetes-K8s-Nhac-truong-dieu-phoi-Container\" >Kubernetes (K8s): Nh\u1ea1c tr\u01b0\u1edfng \u0111i\u1ec1u ph\u1ed1i Container<\/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\/containerization-la-gi\/#Tuong-lai-cua-Containerization-Xu-huong-Serverless-va-AI\" >T\u01b0\u01a1ng lai c\u1ee7a Containerization: Xu h\u01b0\u1edbng Serverless v\u00e0 AI<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Cau-hoi-thuong-gap-FAQ-ve-Containerization\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ) v\u1ec1 Containerization<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Containerization-khac-gi-ao-hoa-VM\" >Containerization kh\u00e1c g\u00ec \u1ea3o h\u00f3a (VM)?<\/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\/containerization-la-gi\/#Docker-co-phai-la-containerization-khong\" >Docker c\u00f3 ph\u1ea3i l\u00e0 containerization kh\u00f4ng?<\/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\/containerization-la-gi\/#Container-chay-duoc-code-ngon-ngu-nao\" >Container ch\u1ea1y \u0111\u01b0\u1ee3c code ng\u00f4n ng\u1eef n\u00e0o?<\/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\/containerization-la-gi\/#Suc-chua-cua-server-chay-container-so-voi-VM-nhu-the-nao\" >S\u1ee9c ch\u1ee9a c\u1ee7a server ch\u1ea1y container so v\u1edbi VM nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Tai-sao-container-khoi-dong-nhanh-hon-VM\" >T\u1ea1i sao container kh\u1edfi \u0111\u1ed9ng nhanh h\u01a1n VM?<\/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\/containerization-la-gi\/#Ung-dung-cua-containerization-trong-DevOps-la-gi\" >\u1ee8ng d\u1ee5ng c\u1ee7a containerization trong DevOps l\u00e0 g\u00ec?<\/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\/containerization-la-gi\/#Khi-nao-nen-dung-container-cho-doanh-nghiep-nho\" >Khi n\u00e0o n\u00ean d\u00f9ng container cho doanh nghi\u1ec7p nh\u1ecf?<\/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\/containerization-la-gi\/#Containerization-co-thuc-su-an-toan-tuyet-doi-khong\" >Containerization c\u00f3 th\u1ef1c s\u1ef1 an to\u00e0n tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng?<\/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\/containerization-la-gi\/#Mat-du-lieu-khi-xoa-container-co-dung-khong\" >M\u1ea5t d\u1eef li\u1ec7u khi x\u00f3a container c\u00f3 \u0111\u00fang kh\u00f4ng?<\/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\/containerization-la-gi\/#Qua-trinh-chuyen-doi-sang-microservices-va-container-mat-bao-lau\" >Qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i sang microservices v\u00e0 container m\u1ea5t bao l\u00e2u?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/containerization-la-gi\/#Chinh-phuc-ky-nguyen-Cloud-Native-cung-Containerization\" >Chinh ph\u1ee5c k\u1ef7 nguy\u00ean Cloud Native c\u00f9ng Containerization<\/a><\/li><\/ul><\/nav><\/div>\n<p><!-- OVERVIEW BLOCK --><\/p>\n<div class=\"summary\">\n<p><strong>T\u00f3m t\u1eaft nhanh:<\/strong> Containerization l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p <a href=\"https:\/\/interdata.vn\/blog\/ao-hoa-la-gi\/\">\u1ea3o h\u00f3a<\/a> c\u1ea5p <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/a> (OS-level virtualization), cho ph\u00e9p \u0111\u00f3ng g\u00f3i <a href=\"https:\/\/interdata.vn\/blog\/source-code-la-gi\/\">m\u00e3 ngu\u1ed3n<\/a>, th\u01b0 vi\u1ec7n v\u00e0 c\u00e1c t\u1ec7p c\u1ea5u h\u00ecnh c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0o m\u1ed9t \u0111\u01a1n v\u1ecb th\u1ef1c thi duy nh\u1ea5t g\u1ecdi l\u00e0 container. Thay v\u00ec \u1ea3o h\u00f3a to\u00e0n b\u1ed9 ph\u1ea7n c\u1ee9ng nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/may-chu-server-la-gi\/\">m\u00e1y ch\u1ee7<\/a> \u1ea3o (VM) truy\u1ec1n th\u1ed1ng, c\u00f4ng ngh\u1ec7 n\u00e0y chia s\u1ebb chung nh\u00e2n (Kernel) c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/server-vat-ly-la-gi\/\">m\u00e1y ch\u1ee7 v\u1eadt l\u00fd<\/a>. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng si\u00eau nh\u1eb9, kh\u1edfi \u0111\u1ed9ng trong t\u00ednh b\u1eb1ng mili-gi\u00e2y v\u00e0 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n tri\u1ebft l\u00fd &#8220;n\u00f3 ch\u1ea1y t\u1ed1t tr\u00ean m\u00e1y c\u1ee7a t\u00f4i nh\u01b0ng l\u1ed7i tr\u00ean production&#8221;.<\/p>\n<ul>\n<li>Container ti\u00eau t\u1ed1n \u00edt t\u00e0i nguy\u00ean h\u01a1n <a href=\"https:\/\/interdata.vn\/blog\/virtual-machine-la-gi\/\">Virtual Machine<\/a> (VM) do kh\u00f4ng c\u1ea7n ch\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1ch (<a href=\"https:\/\/interdata.vn\/blog\/guest-os-la-gi\/\">Guest OS<\/a>) ri\u00eang bi\u1ec7t.<\/li>\n<li>C\u01a1 ch\u1ebf c\u00f4 l\u1eadp (isolation) \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n th\u00f4ng qua Namespaces v\u00e0 Cgroups tr\u1ef1c ti\u1ebfp t\u1eeb Linux Kernel.<\/li>\n<li>T\u00ednh di \u0111\u1ed9ng tuy\u1ec7t \u0111\u1ed1i: M\u1ed9t container build tr\u00ean laptop Dev s\u1ebd ch\u1ea1y ch\u00ednh x\u00e1c 100% khi deploy l\u00ean n\u1ec1n t\u1ea3ng Cloud.<\/li>\n<li><a href=\"https:\/\/interdata.vn\/blog\/kubernetes-la-gi\/\">Kubernetes<\/a> v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/docker-la-gi\/\">Docker<\/a> hi\u1ec7n l\u00e0 hai tr\u1ee5 c\u1ed9t kh\u00f4ng th\u1ec3 thay th\u1ebf trong vi\u1ec7c \u0111\u00f3ng g\u00f3i v\u00e0 \u0111i\u1ec1u ph\u1ed1i h\u1ec7 th\u1ed1ng <a href=\"https:\/\/interdata.vn\/blog\/microservices-la-gi\/\">microservices<\/a> quy m\u00f4 l\u1edbn.<\/li>\n<li>Xu h\u01b0\u1edbng t\u01b0\u01a1ng lai \u0111ang d\u1ecbch chuy\u1ec3n m\u1ea1nh m\u1ebd sang Serverless Container v\u00e0 t\u1ed1i \u01b0u h\u00f3a cho c\u00e1c AI\/ML workloads.<\/li>\n<\/ul>\n<\/div>\n<p>Bao nhi\u00eau l\u1ea7n b\u1ea1n ch\u1ee9ng ki\u1ebfn c\u1ea3nh m\u1ed9t \u0111o\u1ea1n code ch\u1ea1y tr\u01a1n tru tr\u00ean laptop c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/lap-trinh-la-gi\/\">l\u1eadp tr\u00ecnh<\/a> vi\u00ean, nh\u01b0ng l\u1ea1i ch\u1ebft \u0111\u1ee9ng ngay l\u1eadp t\u1ee9c khi \u0111\u1ea9y l\u00ean m\u00f4i tr\u01b0\u1eddng Production? L\u1ed7i phi\u00ean b\u1ea3n th\u01b0 vi\u1ec7n. L\u1ed7i xung \u0111\u1ed9t bi\u1ebfn m\u00f4i tr\u01b0\u1eddng. L\u1ed7i c\u1ea5u h\u00ecnh h\u1ec7 \u0111i\u1ec1u h\u00e0nh. Nh\u1eefng s\u1ef1 c\u1ed1 v\u1ee5n v\u1eb7t n\u00e0y t\u1eebng l\u00e0 c\u01a1n \u00e1c m\u1ed9ng ti\u00eau t\u1ed1n h\u00e0ng ng\u00e0n gi\u1edd l\u00e0m vi\u1ec7c c\u1ee7a c\u00e1c \u0111\u1ed9i ng\u0169 IT tr\u00ean to\u00e0n c\u1ea7u.<\/p>\n<p>Gi\u1ea3i ph\u00e1p cho b\u00e0i to\u00e1n n\u00e0y kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c vi\u1ebft code t\u1ed1t h\u01a1n, m\u00e0 n\u1eb1m \u1edf c\u00e1ch ch\u00fang ta v\u1eadn chuy\u1ec3n n\u00f3. L\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb ng\u00e0nh v\u1eadn t\u1ea3i bi\u1ec3n to\u00e0n c\u1ea7u, n\u01a1i m\u1ecdi th\u1ee9 t\u1eeb qu\u1ea7n \u00e1o \u0111\u1ebfn \u00f4 t\u00f4 \u0111\u1ec1u \u0111\u01b0\u1ee3c nh\u00e9t v\u1eeba v\u00e0o c\u00e1c th\u00f9ng container ti\u00eau chu\u1ea9n \u0111\u1ec3 d\u1ec5 d\u00e0ng b\u1ed1c d\u1ee1 l\u00ean m\u1ecdi con t\u00e0u. Ng\u00e0nh ph\u1ea7n m\u1ec1m c\u0169ng \u00e1p d\u1ee5ng m\u1ed9t t\u01b0 duy t\u01b0\u01a1ng t\u1ef1. B\u1eb1ng c\u00e1ch nh\u1ed1t \u1ee9ng d\u1ee5ng v\u00e0o c\u00e1c &#8220;th\u00f9ng h\u00e0ng s\u1ed1&#8221;, ch\u00fang ta c\u00f3 th\u1ec3 di chuy\u1ec3n n\u00f3 \u0111i b\u1ea5t c\u1ee9 \u0111\u00e2u.<\/p>\n<p>\u0110\u00f3 ch\u00ednh l\u00e0 kh\u1edfi ngu\u1ed3n c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng mang t\u00ean Containerization. B\u1ecf qua nh\u1eefng l\u00fd thuy\u1ebft kh\u00f4 khan, b\u00e0i vi\u1ebft n\u00e0y s\u1ebd ph\u1eabu thu\u1eadt chi ti\u1ebft ki\u1ebfn tr\u00fac b\u00ean trong c\u1ee7a m\u1ed9t container, l\u00fd do n\u00f3 \u0111\u00e1nh b\u1ea1i m\u00e1y ch\u1ee7 \u1ea3o truy\u1ec1n th\u1ed1ng, v\u00e0 c\u00e1ch c\u00f4ng ngh\u1ec7 n\u00e0y \u0111ang \u0111\u1ecbnh h\u00ecnh l\u1ea1i to\u00e0n b\u1ed9 n\u1ec1n t\u1ea3ng h\u1ea1 t\u1ea7ng c\u1ee7a c\u00e1c t\u1eadp \u0111o\u00e0n c\u00f4ng ngh\u1ec7 h\u00e0ng \u0111\u1ea7u.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khai-niem-Containerization-la-gi\"><\/span>Kh\u00e1i ni\u1ec7m Containerization l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Containerization l\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00f3ng g\u00f3i m\u00e3 ngu\u1ed3n ph\u1ea7n m\u1ec1m v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n ph\u1ee5 thu\u1ed9c c\u1ee7a n\u00f3 (dependencies, th\u01b0 vi\u1ec7n, c\u1ea5u h\u00ecnh) v\u00e0o m\u1ed9t \u0111\u01a1n v\u1ecb th\u1ef1c thi duy nh\u1ea5t g\u1ecdi l\u00e0 container, gi\u00fap \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 ch\u1ea1y \u1ed5n \u0111\u1ecbnh tr\u00ean b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng \u0111i\u1ec7n to\u00e1n n\u00e0o.<\/strong> Hi\u1ec3u theo ti\u00eau chu\u1ea9n k\u1ef9 thu\u1eadt t\u1eeb c\u00e1c t\u1ed5 ch\u1ee9c nh\u01b0 <a href=\"https:\/\/www.ibm.com\/topics\/containerization\" target=\"_blank\" rel=\"noopener\">IBM<\/a> hay <a href=\"https:\/\/www.redhat.com\/en\/topics\/cloud-native-apps\/what-is-containerization\" target=\"_blank\" rel=\"noopener\">RedHat<\/a>, \u0111\u00e2y l\u00e0 m\u1ed9t h\u00ecnh th\u1ee9c \u1ea3o h\u00f3a c\u1ea5p h\u1ec7 \u0111i\u1ec1u h\u00e0nh (OS-level virtualization). Kh\u00e1c v\u1edbi \u1ea3o h\u00f3a ph\u1ea7n c\u1ee9ng, \u1ea3o h\u00f3a c\u1ea5p OS ph\u00e2n chia t\u00e0i nguy\u00ean tr\u1ef1c ti\u1ebfp t\u1eeb h\u1ec7 \u0111i\u1ec1u h\u00e0nh g\u1ed1c m\u00e0 kh\u00f4ng c\u1ea7n gi\u1ea3 l\u1eadp th\u00eam l\u1edbp m\u00e1y m\u00f3c n\u00e0o kh\u00e1c.<\/p>\n<p>H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng b\u1ea1n \u0111ang chuy\u1ec3n nh\u00e0. Thay v\u00ec th\u00e1o d\u1ee1 t\u1eebng m\u00f3n \u0111\u1ed3 n\u1ed9i th\u1ea5t, mang sang nh\u00e0 m\u1edbi r\u1ed3i l\u1eafp r\u00e1p l\u1ea1i (v\u00e0 th\u01b0\u1eddng xuy\u00ean ph\u00e1t hi\u1ec7n m\u1ea5t v\u00e0i con \u1ed1c), b\u1ea1n \u0111\u1eb7t to\u00e0n b\u1ed9 c\u0103n ph\u00f2ng v\u00e0o m\u1ed9t chi\u1ebfc h\u1ed9p ma thu\u1eadt. Chi\u1ebfc h\u1ed9p n\u00e0y c\u00f3 th\u1ec3 \u0111\u1eb7t \u1edf b\u1ea5t k\u1ef3 m\u1ea3nh \u0111\u1ea5t n\u00e0o v\u00e0 l\u1eadp t\u1ee9c ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng. \u1ee8ng d\u1ee5ng c\u1ee7a b\u1ea1n ch\u00ednh l\u00e0 c\u0103n ph\u00f2ng \u0111\u00f3.<\/p>\n<p><a href=\"https:\/\/www.docker.com\/resources\/what-container\/\" target=\"_blank\" rel=\"noopener\">T\u00e0i li\u1ec7u ch\u00ednh th\u1ee9c t\u1eeb Docker<\/a> \u0111\u1ecbnh ngh\u0129a: <em>&#8220;M\u1ed9t container l\u00e0 m\u1ed9t \u0111\u01a1n v\u1ecb ph\u1ea7n m\u1ec1m ti\u00eau chu\u1ea9n \u0111\u00f3ng g\u00f3i m\u00e3 v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ph\u1ee5 thu\u1ed9c c\u1ee7a n\u00f3 \u0111\u1ec3 \u1ee9ng d\u1ee5ng ch\u1ea1y nhanh ch\u00f3ng v\u00e0 \u0111\u00e1ng tin c\u1eady t\u1eeb m\u00f4i tr\u01b0\u1eddng m\u00e1y t\u00ednh n\u00e0y sang m\u00f4i tr\u01b0\u1eddng m\u00e1y t\u00ednh kh\u00e1c.&#8221;<\/em> S\u1ef1 \u0111\u1ed3ng nh\u1ea5t tuy\u1ec7t \u0111\u1ed1i n\u00e0y ch\u00ednh l\u00e0 l\u00fd do khi\u1ebfn b\u1ea5t k\u1ef3 m\u00f4i tr\u01b0\u1eddng containerization n\u00e0o c\u0169ng tr\u1edf th\u00e0nh l\u00f5i v\u1eadn h\u00e0nh cho quy tr\u00ecnh ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i.<\/p>\n<figure id=\"attachment_40960\" aria-describedby=\"caption-attachment-40960\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-40960\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Containerization.webp\" alt=\"Containerization\" width=\"800\" height=\"597\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Containerization.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Containerization-300x224.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Containerization-768x573.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-40960\" class=\"wp-caption-text\">Containerization<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Container-trong-Containerization-la-gi\"><\/span>Container trong Containerization l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1eady ch\u00ednh x\u00e1c th\u00ec b\u00ean trong &#8220;chi\u1ebfc h\u1ed9p ma thu\u1eadt&#8221; \u0111\u00f3 ch\u1ee9a nh\u1eefng g\u00ec? M\u1ed9t container \u0111\u01a1n l\u1ebb kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t t\u1eadp tin n\u00e9n \u0111\u01a1n thu\u1ea7n. N\u00f3 l\u00e0 m\u1ed9t m\u00f4i tr\u01b0\u1eddng th\u1ef1c thi thu nh\u1ecf, bao g\u1ed3m c\u00e1c th\u00e0nh ph\u1ea7n b\u1eaft bu\u1ed9c sau:<\/p>\n<ul>\n<li><strong>Code (M\u00e3 ngu\u1ed3n):<\/strong> \u1ee8ng d\u1ee5ng c\u1ed1t l\u00f5i m\u00e0 b\u1ea1n ho\u1eb7c \u0111\u1ed9i ng\u0169 l\u1eadp tr\u00ecnh vi\u00ean \u0111\u00e3 vi\u1ebft ra (Node.js, Python, Java&#8230;).<\/li>\n<li><strong>Runtime:<\/strong> M\u00f4i tr\u01b0\u1eddng c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ea1y <a href=\"https:\/\/interdata.vn\/blog\/ngon-ngu-lap-trinh-la-gi\/\">ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh<\/a> \u0111\u00f3 (v\u00ed d\u1ee5: JRE cho <a href=\"https:\/\/interdata.vn\/blog\/ngon-ngu-lap-trinh-java\/\">Java<\/a>, Python Interpreter).<\/li>\n<li><strong>System Tools (C\u00f4ng c\u1ee5 h\u1ec7 th\u1ed1ng):<\/strong> C\u00e1c ti\u1ec7n \u00edch d\u00f2ng l\u1ec7nh c\u01a1 b\u1ea3n \u0111\u1ec3 \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00f4i tr\u01b0\u1eddng b\u00ean trong (nh\u01b0 curl, bash).<\/li>\n<li><strong>System Libraries (Th\u01b0 vi\u1ec7n h\u1ec7 th\u1ed1ng):<\/strong> C\u00e1c t\u1ec7p `.so` ho\u1eb7c `.dll` m\u00e0 \u1ee9ng d\u1ee5ng g\u1ecdi \u0111\u1ebfn \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<p>V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt s\u00e2u, n\u1ebfu b\u1ea1n ki\u1ec3m tra c\u1ea5u tr\u00fac th\u01b0 m\u1ee5c c\u1ee7a m\u1ed9t container (v\u00ed d\u1ee5 qua \u0111\u01b0\u1eddng d\u1eabn <code>\/var\/lib\/docker\/overlay2<\/code> tr\u00ean m\u00e1y ch\u1ee7 Linux), b\u1ea1n s\u1ebd th\u1ea5y n\u00f3 ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean ki\u1ebfn tr\u00fac ph\u00e2n l\u1edbp (layered filesystem). M\u1ed7i th\u01b0 vi\u1ec7n, m\u1ed7i d\u00f2ng l\u1ec7nh th\u00eam v\u00e0o \u0111\u1ec1u t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp (layer) read-only, v\u00e0 tr\u00ean c\u00f9ng l\u00e0 m\u1ed9t l\u1edbp c\u00f3 th\u1ec3 ghi (writable layer) d\u00e0nh ri\u00eang cho container \u0111ang ch\u1ea1y. S\u1ef1 ph\u00e2n l\u1edbp n\u00e0y gi\u00fap t\u00e1i s\u1eed d\u1ee5ng d\u1eef li\u1ec7u c\u1ef1c k\u1ef3 hi\u1ec7u qu\u1ea3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Bang-thuat-ngu-he-sinh-thai-Container\"><\/span>B\u1ea3ng thu\u1eadt ng\u1eef h\u1ec7 sinh th\u00e1i Container<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 kh\u00f4ng b\u1ecb ng\u1ee3p gi\u1eefa h\u00e0ng t\u00e1 t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt, \u0111\u00e2y l\u00e0 t\u1eeb \u0111i\u1ec3n sinh t\u1ed3n thu g\u1ecdn d\u00e0nh cho b\u1ea1n khi b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi container:<\/p>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>Gi\u1ea3i ngh\u0129a k\u1ef9 thu\u1eadt c\u1ed1t l\u00f5i<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Container Image<\/strong><\/td>\n<td>B\u1ea3n thi\u1ebft k\u1ebf t\u0129nh (blueprint) ch\u1ee9a m\u00e3 ngu\u1ed3n v\u00e0 m\u00f4i tr\u01b0\u1eddng. N\u00f3 l\u00e0 khu\u00f4n \u0111\u00fac, \u1edf tr\u1ea1ng th\u00e1i read-only.<\/td>\n<\/tr>\n<tr>\n<td><strong>Container Registry<\/strong><\/td>\n<td>Kho l\u01b0u tr\u1eef t\u1eadp trung \u0111\u1ec3 ch\u1ee9a v\u00e0 ph\u00e2n ph\u1ed1i c\u00e1c Image (VD: Docker Hub, Amazon ECR).<\/td>\n<\/tr>\n<tr>\n<td><strong>Container Engine<\/strong><\/td>\n<td>Ph\u1ea7n m\u1ec1m ch\u1ea1y tr\u00ean m\u00e1y ch\u1ee7 v\u1eadt l\u00fd, nh\u1eadn l\u1ec7nh \u0111\u1ecdc Image v\u00e0 bi\u1ebfn n\u00f3 th\u00e0nh Container s\u1ed1ng (VD: Docker, containerd).<\/td>\n<\/tr>\n<tr>\n<td><strong>Pod<\/strong><\/td>\n<td>\u0110\u01a1n v\u1ecb t\u00ednh to\u00e1n nh\u1ecf nh\u1ea5t trong Kubernetes, c\u00f3 th\u1ec3 ch\u1ee9a m\u1ed9t ho\u1eb7c nhi\u1ec1u container chia s\u1ebb chung m\u1ea1ng l\u01b0\u1edbi.<\/td>\n<\/tr>\n<tr>\n<td><strong>Cluster<\/strong><\/td>\n<td>M\u1ed9t c\u1ee5m g\u1ed3m nhi\u1ec1u m\u00e1y ch\u1ee7 v\u1eadt l\u00fd ho\u1eb7c m\u00e1y ch\u1ee7 \u1ea3o \u0111\u01b0\u1ee3c g\u1ed9p l\u1ea1i \u0111\u1ec3 ch\u1ea1y container di\u1ec7n r\u1ed9ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>Orchestration<\/strong><\/td>\n<td>H\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c tri\u1ec3n khai, qu\u1ea3n l\u00fd, m\u1edf r\u1ed9ng v\u00e0 b\u1ea3o tr\u00ec m\u1ea1ng l\u01b0\u1edbi h\u00e0ng ng\u00e0n container.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Theo <a href=\"https:\/\/interdata.vn\/blog\/cloud-native-la-gi\/\">Cloud Native<\/a> Computing Foundation (CNCF), vi\u1ec7c n\u1eafm v\u1eefng c\u00e1c thu\u1eadt ng\u1eef n\u00e0y l\u00e0 b\u01b0\u1edbc \u0111\u1ec7m \u0111\u1ea7u ti\u00ean \u0111\u1ec3 k\u1ef9 s\u01b0 h\u1ec7 th\u1ed1ng l\u00e0m ch\u1ee7 \u0111\u01b0\u1ee3c kh\u00e1i ni\u1ec7m Cloud Native.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Co-che-hoat-dong-cua-cong-nghe-Containerization\"><\/span>C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 Containerization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u00e1c container c\u00f3 th\u1ec3 ch\u1ea1y chung tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 m\u00e0 kh\u00f4ng d\u1eabm ch\u00e2n l\u00ean nhau? B\u00ed m\u1eadt n\u1eb1m \u1edf ki\u1ebfn tr\u00fac l\u00f5i c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh-linux-la-gi\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux<\/a> (Linux Kernel). D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u00e0nh tr\u00ecnh t\u1eeb l\u00fac vi\u1ebft code \u0111\u1ebfn l\u00fac container \u0111\u01b0\u1ee3c th\u1ef1c thi tr\u00ean m\u00e1y ch\u1ee7 (<a href=\"https:\/\/interdata.vn\/blog\/host-os-la-gi\/\">Host OS<\/a>):<\/p>\n<ol>\n<li><strong>Vi\u1ebft File c\u1ea5u h\u00ecnh (Manifest\/Dockerfile):<\/strong> L\u1eadp tr\u00ecnh vi\u00ean \u0111\u1ecbnh ngh\u0129a c\u00e1c th\u00e0nh ph\u1ea7n c\u1ea7n thi\u1ebft. File n\u00e0y khai b\u00e1o m\u00f4i tr\u01b0\u1eddng g\u1ed1c (base image), c\u00e1c th\u01b0 vi\u1ec7n c\u1ea7n c\u00e0i \u0111\u1eb7t v\u00e0 th\u01b0 m\u1ee5c ch\u1ee9a m\u00e3 ngu\u1ed3n.<\/li>\n<li><strong>\u0110\u00f3ng g\u00f3i th\u00e0nh Image:<\/strong> Container Engine s\u1ebd \u0111\u1ecdc file c\u1ea5u h\u00ecnh, t\u1ea3i c\u00e1c th\u00e0nh ph\u1ea7n v\u1ec1 v\u00e0 \u0111\u00f3ng b\u0103ng ch\u00fang l\u1ea1i th\u00e0nh m\u1ed9t Image b\u1ea5t bi\u1ebfn. B\u01b0\u1edbc n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p t\u1ef1 \u0111\u1ed9ng v\u00e0o quy tr\u00ecnh <a href=\"https:\/\/interdata.vn\/blog\/ci-cd-la-gi\/\">CI\/CD<\/a>.<\/li>\n<li><strong>Kh\u1edfi t\u1ea1o qua Container Engine:<\/strong> Khi c\u00f3 l\u1ec7nh ch\u1ea1y, Engine s\u1ebd xin t\u00e0i nguy\u00ean t\u1eeb Host OS. L\u00fac n\u00e0y, h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux b\u1eaft \u0111\u1ea7u tr\u1ed5 t\u00e0i. N\u00f3 s\u1eed d\u1ee5ng c\u01a1 ch\u1ebf <strong>Namespaces<\/strong> \u0111\u1ec3 t\u1ea1o \u1ea3o gi\u00e1c cho container r\u1eb1ng n\u00f3 \u0111ang s\u1edf h\u1eefu ri\u00eang m\u1ed9t h\u1ec7 th\u1ed1ng m\u1ea1ng, process ID v\u00e0 user \u0111\u1ed9c l\u1eadp.<\/li>\n<li><strong>Ki\u1ec3m so\u00e1t t\u00e0i nguy\u00ean qua Cgroups:<\/strong> \u0110\u1ec3 ng\u0103n m\u1ed9t container b\u1ecb l\u1ed7i &#8220;nu\u1ed1t&#8221; s\u1ea1ch <a href=\"https:\/\/interdata.vn\/blog\/ram-server\/\">RAM<\/a> hay <a href=\"https:\/\/interdata.vn\/blog\/cpu-server\/\">CPU<\/a> c\u1ee7a m\u00e1y ch\u1ee7, Linux Kernel d\u00f9ng <strong>Control Groups (Cgroups)<\/strong> \u0111\u1ec3 thi\u1ebft l\u1eadp h\u1ea1n m\u1ee9c ph\u1ea7n c\u1ee9ng nghi\u00eam ng\u1eb7t. N\u1ebfu container v\u01b0\u1ee3t gi\u1edbi h\u1ea1n, n\u00f3 s\u1ebd b\u1ecb h\u1ec7 th\u1ed1ng &#8220;tr\u1ea3m&#8221; (OOM Killed) ngay l\u1eadp t\u1ee9c m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c container h\u00e0ng x\u00f3m.<\/li>\n<\/ol>\n<p>C\u01a1 ch\u1ebf g\u1ed1c r\u1ec5 n\u00e0y (k\u1ebft h\u1ee3p c\u00f9ng l\u1ec7nh <code>chroot<\/code> \u0111\u1ec3 thay \u0111\u1ed5i th\u01b0 m\u1ee5c g\u1ed1c) cho ph\u00e9p h\u00e0ng tr\u0103m container s\u1ed1ng chung tr\u00ean m\u1ed9t Host OS, chia s\u1ebb chung m\u1ed9t Kernel duy nh\u1ea5t nh\u01b0ng l\u1ea1i ho\u00e0n to\u00e0n m\u00f9 t\u1ecbt v\u1ec1 s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a nhau. Ki\u1ebfn tr\u00fac n\u00e0y gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 r\u00e0o c\u1ea3n t\u00e0i nguy\u00ean m\u00e0 \u1ea3o h\u00f3a truy\u1ec1n th\u1ed1ng v\u1ea5p ph\u1ea3i.<\/p>\n<figure id=\"attachment_40959\" aria-describedby=\"caption-attachment-40959\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-40959\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Co-che-hoat-dong-cua-cong-nghe-Containerization.webp\" alt=\"C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 Containerization\" width=\"800\" height=\"597\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Co-che-hoat-dong-cua-cong-nghe-Containerization.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Co-che-hoat-dong-cua-cong-nghe-Containerization-300x224.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/Co-che-hoat-dong-cua-cong-nghe-Containerization-768x573.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-40959\" class=\"wp-caption-text\">C\u01a1 ch\u1ebf ho\u1ea1t \u0111\u1ed9ng c\u1ee7a c\u00f4ng ngh\u1ec7 Containerization<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Containerization-vs-Virtual-Machine-VM-4-Diem-khac-biet-cot-loi\"><\/span>Containerization vs Virtual Machine (VM): 4 \u0110i\u1ec3m kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1eb7ng n\u1ec1 \u2014 \u0111\u00f3 l\u00e0 t\u1eeb kh\u00f3a ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 m\u00f4 t\u1ea3 th\u1ebf h\u1ec7 <a href=\"https:\/\/interdata.vn\/blog\/virtual-machine-la-gi\/\" target=\"_blank\" rel=\"noopener\">ki\u1ebfn tr\u00fac m\u00e1y ch\u1ee7 \u1ea3o (Virtual Machine)<\/a>. \u0110\u1ec3 hi\u1ec3u s\u1ef1 \u0111\u1ed9t ph\u00e1 c\u1ee7a container, ch\u00fang ta c\u1ea7n \u0111\u1eb7t n\u00f3 l\u00ean b\u00e0n c\u00e2n tr\u1ef1c ti\u1ebfp v\u1edbi VM. \u0110i\u1ec3m kh\u00e1c bi\u1ec7t l\u1edbn nh\u1ea5t n\u1eb1m \u1edf l\u1edbp Guest OS (H\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1ch).<\/p>\n<table>\n<thead>\n<tr>\n<th>Ti\u00eau ch\u00ed so s\u00e1nh<\/th>\n<th>Virtual Machine (M\u00e1y ch\u1ee7 \u1ea3o)<\/th>\n<th>Containerization<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>Ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng<\/strong><\/td>\n<td>C\u1ea7n <a href=\"https:\/\/interdata.vn\/blog\/hypervisor-la-gi\/\">Hypervisor<\/a> qu\u1ea3n l\u00fd. M\u1ed7i VM ph\u1ea3i g\u00e1nh th\u00eam m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1ch (Guest OS) ri\u00eang bi\u1ec7t dung l\u01b0\u1ee3ng l\u00ean t\u1edbi h\u00e0ng GB.<\/td>\n<td>D\u00f9ng chung <a href=\"https:\/\/interdata.vn\/blog\/he-dieu-hanh-server\/\">h\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u00e1y ch\u1ee7<\/a> (Host OS) qua Container Engine. Kh\u00f4ng c\u00f3 Guest OS, k\u00edch th\u01b0\u1edbc ch\u1ec9 t\u1eeb v\u00e0i MB \u0111\u1ebfn v\u00e0i tr\u0103m MB.<\/td>\n<\/tr>\n<tr>\n<td><strong>Th\u1eddi gian kh\u1edfi \u0111\u1ed9ng<\/strong><\/td>\n<td>T\u00ednh b\u1eb1ng ph\u00fat. VM ph\u1ea3i tr\u1ea3i qua qu\u00e1 tr\u00ecnh boot to\u00e0n b\u1ed9 h\u1ec7 \u0111i\u1ec1u h\u00e0nh t\u1eeb \u0111\u1ea7u.<\/td>\n<td>T\u00ednh b\u1eb1ng mili-gi\u00e2y. V\u00ec Kernel \u0111\u00e3 ch\u1ea1y s\u1eb5n, container ch\u1ec9 c\u1ea7n kh\u1edfi \u0111\u1ed9ng process c\u1ee7a \u1ee9ng d\u1ee5ng.<\/td>\n<\/tr>\n<tr>\n<td><strong>Ti\u00eau th\u1ee5 t\u00e0i nguy\u00ean<\/strong><\/td>\n<td>C\u1ef1c k\u1ef3 t\u1ed1n k\u00e9m. Ph\u1ea3i c\u1ea5p ph\u00e1t s\u1eb5n RAM\/CPU t\u0129nh d\u00f9 VM c\u00f3 d\u00f9ng h\u1ebft hay kh\u00f4ng.<\/td>\n<td>Hi\u1ec7u su\u1ea5t cao. RAM v\u00e0 CPU \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e1t \u0111\u1ed9ng theo nhu c\u1ea7u th\u1ef1c t\u1ebf c\u1ee7a process.<\/td>\n<\/tr>\n<tr>\n<td><strong>M\u1ee9c \u0111\u1ed9 c\u00f4 l\u1eadp<\/strong><\/td>\n<td>C\u00f4 l\u1eadp tuy\u1ec7t \u0111\u1ed1i \u1edf c\u1ea5p \u0111\u1ed9 ph\u1ea7n c\u1ee9ng. L\u1ed7i h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1edf VM n\u00e0y kh\u00f4ng l\u00e0m s\u1eadp VM kh\u00e1c.<\/td>\n<td>C\u00f4 l\u1eadp \u1edf c\u1ea5p \u0111\u1ed9 process. An to\u00e0n nh\u01b0ng n\u1ebfu Kernel c\u1ee7a Host OS b\u1ecb l\u1ed7i (Kernel panic), to\u00e0n b\u1ed9 container s\u1ebd s\u1eadp theo.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>D\u1eef li\u1ec7u th\u1ef1c t\u1ebf cho th\u1ea5y, tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd dung l\u01b0\u1ee3ng 32GB RAM, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1y t\u1ed1i \u0111a 10-15 m\u00e1y \u1ea3o. Tuy nhi\u00ean, n\u1ebfu chuy\u1ec3n sang container, con s\u1ed1 \u0111\u00f3 c\u00f3 th\u1ec3 l\u00ean t\u1edbi h\u00e0ng tr\u0103m, th\u1eadm ch\u00ed h\u00e0ng ng\u00e0n \u0111\u01a1n v\u1ecb th\u1ef1c thi m\u00e0 h\u1ec7 th\u1ed1ng v\u1eabn ph\u1ea3n h\u1ed3i m\u01b0\u1ee3t m\u00e0.<\/p>\n<figure id=\"attachment_40961\" aria-describedby=\"caption-attachment-40961\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-40961\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/May-ao-va-Container.webp\" alt=\"M\u00e1y \u1ea3o v\u00e0 Container\" width=\"800\" height=\"597\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/May-ao-va-Container.webp 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/May-ao-va-Container-300x224.webp 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/10\/May-ao-va-Container-768x573.webp 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-40961\" class=\"wp-caption-text\">M\u00e1y \u1ea3o v\u00e0 Container<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"5-Uu-diem-vuot-troi-cua-Containerization-trong-phat-trien-phan-mem\"><\/span>5 \u01afu \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i c\u1ee7a Containerization trong ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Kh\u00f4ng ph\u1ea3i ng\u1eabu nhi\u00ean m\u00e0 c\u00e1c g\u00e3 kh\u1ed5ng l\u1ed3 c\u00f4ng ngh\u1ec7 l\u1ea1i \u0111\u1ed3ng lo\u1ea1t v\u1ee9t b\u1ecf ki\u1ebfn tr\u00fac c\u0169. L\u1ee3i \u00edch m\u00e0 container mang l\u1ea1i t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 ra m\u1eaft s\u1ea3n ph\u1ea9m v\u00e0 t\u00fai ti\u1ec1n c\u1ee7a doanh nghi\u1ec7p.<\/p>\n<ul>\n<li><strong>T\u00ednh di \u0111\u1ed9ng (Portability) v\u00f4 song:<\/strong> V\u1edbi tri\u1ebft l\u00fd &#8220;Write once, run anywhere&#8221;, m\u1ed9t container build tr\u00ean m\u00f4i tr\u01b0\u1eddng Local s\u1ebd ch\u1ea1y gi\u1ed1ng h\u1ec7t tr\u00ean m\u00e1y ch\u1ee7 Test, gi\u1ed1ng h\u1ec7t tr\u00ean AWS, Google Cloud hay m\u00e1y ch\u1ee7 v\u1eadt l\u00fd \u1edf c\u00f4ng ty. Kh\u00f4ng c\u00f2n bi\u1ebfn s\u1ed1 v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li><strong>T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t t\u00e0i nguy\u00ean:<\/strong> Vi\u1ec7c lo\u1ea1i b\u1ecf Guest OS gi\u00fap doanh nghi\u1ec7p ti\u1ebft ki\u1ec7m \u0111\u1ebfn 40% chi ph\u00ed ph\u1ea7n c\u1ee9ng. Thay v\u00ec nu\u00f4i nh\u1eefng m\u00e1y \u1ea3o c\u1ed3ng k\u1ec1nh ti\u00eau t\u1ed1n h\u00e0ng GB RAM ch\u1ec9 \u0111\u1ec3 ch\u1ea1y n\u1ec1n h\u1ec7 \u0111i\u1ec1u h\u00e0nh, m\u1ecdi t\u00e0i nguy\u00ean nay \u0111\u01b0\u1ee3c d\u1ed3n 100% cho vi\u1ec7c x\u1eed l\u00fd logic c\u1ee7a \u1ee9ng d\u1ee5ng.<\/li>\n<li><strong>Kh\u1edfi \u0111\u1ed9ng v\u00e0 thu h\u1ed3i si\u00eau t\u1ed1c:<\/strong> Khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp (traffic) t\u0103ng \u0111\u1ed9t bi\u1ebfn, h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 nh\u00e2n b\u1ea3n th\u00eam h\u00e0ng ch\u1ee5c container trong v\u00e0i gi\u00e2y \u0111\u1ec3 g\u00e1nh t\u1ea3i. Khi h\u1ebft kh\u00e1ch, ch\u00fang l\u1eadp t\u1ee9c t\u1ef1 h\u1ee7y \u0111\u1ec3 tr\u1ea3 l\u1ea1i t\u00e0i nguy\u00ean. M\u00e1y \u1ea3o kh\u00f4ng bao gi\u1edd \u0111\u1ee7 nhanh \u0111\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y.<\/li>\n<li><strong>T\u0103ng t\u1ed1c \u0111\u1ed9 CI\/CD Pipeline:<\/strong> Nh\u1edd k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn, vi\u1ec7c \u0111\u00f3ng g\u00f3i v\u00e0 \u0111\u1ea9y code m\u1edbi l\u00ean m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf di\u1ec5n ra ch\u1edbp nho\u00e1ng. \u0110i\u1ec1u n\u00e0y gi\u00fap <a href=\"https:\/\/interdata.vn\/blog\/ci-cd-la-gi\/\" target=\"_blank\" rel=\"noopener\">t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh CI\/CD<\/a>, cho ph\u00e9p c\u00e1c team Dev deploy h\u00e0ng ch\u1ee5c l\u1ea7n m\u1ed7i ng\u00e0y thay v\u00ec m\u1ed7i th\u00e1ng m\u1ed9t l\u1ea7n.<\/li>\n<li><strong>M\u1ea3nh gh\u00e9p ho\u00e0n h\u1ea3o cho Microservices:<\/strong> H\u1ec7 th\u1ed1ng nguy\u00ean kh\u1ed1i (Monolithic) \u0111ang ch\u1ebft d\u1ea7n. Vi\u1ec7c chia nh\u1ecf \u1ee9ng d\u1ee5ng th\u00e0nh h\u00e0ng ch\u1ee5c service \u0111\u1ed9c l\u1eadp (nh\u01b0 service thanh to\u00e1n, service gi\u1ecf h\u00e0ng) c\u1ea7n m\u1ed9t m\u00f4i tr\u01b0\u1eddng \u0111\u00f3ng g\u00f3i t\u01b0\u01a1ng \u1ee9ng. Container ch\u00ednh l\u00e0 chi\u1ebfc v\u1ecf b\u1ecdc sinh ra \u0111\u1ec3 l\u00e0m vi\u1ec7c \u0111\u00f3.<\/li>\n<\/ul>\n<p>L\u1ea5y Netflix l\u00e0m v\u00ed d\u1ee5 th\u1ef1c ti\u1ec5n. \u0110\u1ee9ng tr\u01b0\u1edbc h\u00e0ng tr\u0103m tri\u1ec7u l\u01b0\u1ee3t stream video m\u1ed7i ng\u00e0y, h\u1ecd \u0111\u00e3 chia nh\u1ecf n\u1ec1n t\u1ea3ng th\u00e0nh h\u00e0ng ng\u00e0n microservices ch\u1ea1y trong c\u00e1c container. Nh\u1edd v\u1eady, Netflix c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt <a href=\"https:\/\/interdata.vn\/blog\/thuat-toan-algorithm\/\">thu\u1eadt to\u00e1n<\/a> \u0111\u1ec1 xu\u1ea5t phim m\u1edbi m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i kh\u1edfi \u0111\u1ed9ng l\u1ea1i h\u1ec7 th\u1ed1ng ph\u00e1t video, \u0111\u1ea3m b\u1ea3o <a href=\"https:\/\/interdata.vn\/blog\/ux-la-gi\/\">tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng<\/a> kh\u00f4ng bao gi\u1edd b\u1ecb gi\u00e1n \u0111o\u1ea1n.<\/p>\n<p><!-- CTA BOX 1: VPS cho Dev\/Test\/CI-CD --><\/p>\n<div style=\"border-left: 4px solid #0f6cbf; background: #f0f7ff; border-radius: 0 8px 8px 0; padding: 20px 24px; margin: 40px 0; max-width: 100%;\">\n<div style=\"display: flex; align-items: center; margin-bottom: 12px;\"><span style=\"font-size: 22px; margin-right: 10px;\">\ud83d\udca1<\/span><strong style=\"color: #1a3c6e; font-size: 17px;\">GI\u1ea2I PH\u00c1P <a href=\"https:\/\/interdata.vn\/blog\/vps-la-gi\/\">VPS<\/a> NVME GI\u00c1 R\u1eba T\u1ed0C \u0110\u1ed8 CAO &#8211; INTERDATA<\/strong><\/div>\n<p style=\"color: #333; font-size: 14px; margin: 0 0 16px 0; line-height: 1.6;\">Kh\u1edfi t\u1ea1o m\u00f4i tr\u01b0\u1eddng lab Docker, d\u1ef1ng CI\/CD Pipeline ho\u1eb7c host c\u00e1c c\u1ee5m Microservices nh\u1ecf ngay l\u1eadp t\u1ee9c. Hi\u1ec7u n\u0103ng v\u01b0\u1ee3t tr\u1ed9i, c\u1ea5u h\u00ecnh si\u00eau ti\u1ebft ki\u1ec7m d\u00e0nh ri\u00eang cho Dev\/Sysadmin.<\/p>\n<p style=\"color: #555; font-size: 13px; margin: 0 0 18px 0;\"><strong style=\"color: #0f6cbf;\">\u2713<\/strong> \u1ed4 c\u1ee9ng NVMe si\u00eau t\u1ed1c \u00a0<strong style=\"color: #0f6cbf;\">\u2713<\/strong> To\u00e0n <a href=\"https:\/\/interdata.vn\/blog\/root-access-la-gi\/\">quy\u1ec1n Root<\/a>\/Admin \u00a0<strong style=\"color: #0f6cbf;\">\u2713<\/strong> Tri\u1ec3n khai t\u1ef1 \u0111\u1ed9ng trong 60s<\/p>\n<p><a style=\"display: inline-block; background: #0f6cbf; color: #fff; font-size: 14px; font-weight: 600; text-decoration: none; padding: 10px 22px; border-radius: 6px;\" href=\"https:\/\/interdata.vn\/thue-vps\/\" target=\"_blank\" rel=\"noopener\">Xem B\u1ea3ng Gi\u00e1 Thu\u00ea VPS R\u1ebb \u2192<\/a><\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Cac-Use-Cases-Ung-dung-thuc-te-pho-bien-cua-Containerization\"><\/span>C\u00e1c Use Cases (\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf) ph\u1ed5 bi\u1ebfn c\u1ee7a Containerization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>T\u1eeb l\u00fd thuy\u1ebft \u0111\u1ebfn ph\u00f2ng m\u00e1y ch\u1ee7, container \u0111ang gi\u1ea3i quy\u1ebft nh\u1eefng b\u00e0i to\u00e1n h\u00f3c b\u00faa nh\u1ea5t c\u1ee7a ng\u00e0nh IT. N\u1ebfu b\u1ea1n \u0111ang t\u1ef1 h\u1ecfi khi n\u00e0o doanh nghi\u1ec7p c\u1ea7n xu\u1ed1ng ti\u1ec1n n\u00e2ng c\u1ea5p, \u0111\u00e2y l\u00e0 4 t\u00ecnh hu\u1ed1ng ti\u00eau bi\u1ec3u nh\u1ea5t:<\/p>\n<ul>\n<li><strong>Tri\u1ec3n khai Ki\u1ebfn tr\u00fac Microservices:<\/strong> Khi <a href=\"https:\/\/interdata.vn\/blog\/microservices-la-gi\/\" target=\"_blank\" rel=\"noopener\">chuy\u1ec3n \u0111\u1ed5i sang ki\u1ebfn tr\u00fac Microservices<\/a>, m\u1ed9t \u1ee9ng d\u1ee5ng l\u1edbn s\u1ebd b\u1ecb x\u00e9 l\u1ebb th\u00e0nh h\u00e0ng tr\u0103m m\u1ea3nh. M\u1ed7i m\u1ea3nh nh\u1ecf n\u00e0y (v\u00ed d\u1ee5: module g\u1eedi email) s\u1ebd \u0111\u01b0\u1ee3c nh\u00e9t v\u00e0o m\u1ed9t container. N\u00f3 cho ph\u00e9p team A vi\u1ebft code b\u1eb1ng Python, team B d\u00f9ng Node.js m\u00e0 v\u1eabn ch\u1ea1y chung m\u01b0\u1ee3t m\u00e0 tr\u00ean c\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>T\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh CI\/CD:<\/strong> Testing t\u1ef1 \u0111\u1ed9ng tr\u1edf n\u00ean c\u1ef1c k\u1ef3 \u0111\u00e1ng tin c\u1eady. C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Jenkins hay GitLab CI s\u1ebd k\u00e9o m\u1ed9t container m\u00f4i tr\u01b0\u1eddng l\u00ean, n\u00e9m code v\u00e0o ch\u1ea1y test, v\u00e0 l\u1eadp t\u1ee9c ti\u00eau di\u1ec7t container \u0111\u00f3 khi xong vi\u1ec7c. M\u1ed9t m\u00f4i tr\u01b0\u1eddng ho\u00e0n to\u00e0n s\u1ea1ch s\u1ebd cho m\u1ecdi l\u1ea7n test.<\/li>\n<li><strong>Tri\u1ec3n khai Hybrid\/Multi-cloud linh ho\u1ea1t:<\/strong> Doanh nghi\u1ec7p kh\u00f4ng mu\u1ed1n b\u1ecb tr\u00f3i bu\u1ed9c (vendor lock-in) v\u00e0o AWS hay Azure. V\u00ec container ch\u1ea1y m\u1ecdi n\u01a1i, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng chuy\u1ec3n d\u1ecbch c\u1ee5m \u1ee9ng d\u1ee5ng t\u1eeb AWS sang Google Cloud ho\u1eb7c \u0111\u01b0a v\u1ec1 m\u00e1y ch\u1ee7 <a href=\"https:\/\/interdata.vn\/blog\/on-premise-la-gi\/\">On-premise<\/a> c\u1ee7a c\u00f4ng ty ch\u1ec9 b\u1eb1ng v\u00e0i d\u00f2ng l\u1ec7nh.<\/li>\n<li><strong>Modernizing Legacy Apps (Hi\u1ec7n \u0111\u1ea1i h\u00f3a \u1ee9ng d\u1ee5ng c\u0169):<\/strong> C\u00e1c ng\u00e2n h\u00e0ng l\u1edbn v\u1edbi h\u1ec7 th\u1ed1ng l\u00f5i b\u1eb1ng Java c\u1ed5 \u0111i\u1ec3n \u0111ang r\u00e1o ri\u1ebft th\u1ef1c hi\u1ec7n \u0111i\u1ec1u n\u00e0y. Thay v\u00ec \u0111\u1eadp \u0111i x\u00e2y l\u1ea1i, h\u1ecd d\u00f9ng container \u0111\u1ec3 &#8220;\u0111\u00f3ng g\u00f3i&#8221; to\u00e0n b\u1ed9 kh\u1ed1i \u1ee9ng d\u1ee5ng c\u0169 c\u00f9ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u0169 \u0111\u00f3 l\u1ea1i, r\u1ed3i mang l\u00ean Cloud ch\u1ea1y ti\u1ebfp. Ti\u1ebft ki\u1ec7m h\u00e0ng tri\u1ec7u USD chi ph\u00ed vi\u1ebft l\u1ea1i code.<\/li>\n<\/ul>\n<p>M\u1ed9t case study kinh \u0111i\u1ec3n l\u00e0 chu\u1ed7i ng\u00e2n h\u00e0ng Goldman Sachs. B\u1eb1ng c\u00e1ch container h\u00f3a h\u00e0ng ng\u00e0n \u1ee9ng d\u1ee5ng ph\u00e2n t\u00edch t\u00e0i ch\u00ednh r\u01b0\u1eddm r\u00e0, h\u1ecd \u0111\u00e3 r\u00fat ng\u1eafn th\u1eddi gian cung c\u1ea5p m\u00e1y ch\u1ee7 cho l\u1eadp tr\u00ecnh vi\u00ean t\u1eeb v\u00e0i tu\u1ea7n xu\u1ed1ng c\u00f2n v\u00e0i ph\u00fat, th\u00fac \u0111\u1ea9y t\u1ed1c \u0111\u1ed9 s\u1ed1 h\u00f3a n\u1ed9i b\u1ed9 l\u00ean m\u1ee9c ch\u01b0a t\u1eebng c\u00f3.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-nhuoc-diem-va-rao-can-khi-trien-khai-Containerization\"><\/span>C\u00e1c nh\u01b0\u1ee3c \u0111i\u1ec3m v\u00e0 r\u00e0o c\u1ea3n khi tri\u1ec3n khai Containerization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>C\u00f4ng ngh\u1ec7 n\u00e0o c\u0169ng c\u00f3 m\u1eb7t t\u1ed1i. Container gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n m\u00f4i tr\u01b0\u1eddng, nh\u01b0ng l\u1ea1i \u0111\u1ebb ra nh\u1eefng c\u01a1n \u0111au \u0111\u1ea7u m\u1edbi cho \u0111\u1ed9i ng\u0169 v\u1eadn h\u00e0nh. R\u00e0o c\u1ea3n l\u1edbn nh\u1ea5t \u0111\u1ebfn t\u1eeb b\u1ea3n ch\u1ea5t chia s\u1ebb nh\u00e2n (Shared Kernel). Kh\u00e1c v\u1edbi s\u1ef1 c\u00f4 l\u1eadp v\u1eadt l\u00fd c\u1ee7a m\u00e1y \u1ea3o, n\u1ebfu m\u1ed9t hacker t\u00ecm \u0111\u01b0\u1ee3c l\u1ed7 h\u1ed5ng \u0111\u1ec3 tho\u00e1t ra kh\u1ecfi container (Container breakout) v\u00e0 can thi\u1ec7p v\u00e0o Host Kernel, to\u00e0n b\u1ed9 c\u00e1c container h\u00e0ng x\u00f3m tr\u00ean m\u00e1y ch\u1ee7 \u0111\u00f3 s\u1ebd b\u1ecb ki\u1ec3m so\u00e1t.<\/p>\n<p>G\u00f3c nh\u00ecn t\u1eeb m\u1ed9t DevOps Engineer th\u1ef1c chi\u1ebfn: C\u01a1n \u00e1c m\u1ed9ng th\u1ef1c s\u1ef1 kh\u00f4ng n\u1eb1m \u1edf vi\u1ec7c ch\u1ea1y m\u1ed9t v\u00e0i container, m\u00e0 l\u00e0 vi\u1ec7c qu\u1ea3n l\u00fd l\u01b0u tr\u1eef (Networking &amp; Storage). Container v\u1ed1n d\u0129 mang t\u00ednh v\u00f4 tr\u1ea1ng th\u00e1i (Stateless) \u2014 khi n\u00f3 ch\u1ebft, m\u1ecdi d\u1eef li\u1ec7u b\u00ean trong b\u1ed1c h\u01a1i. \u0110\u1ec3 l\u01b0u tr\u1eef database b\u1ec1n v\u1eefng (Persistent data), k\u1ef9 s\u01b0 ph\u1ea3i thi\u1ebft l\u1eadp h\u1ec7 th\u1ed1ng Volumes ngo\u00e0i, m\u1ed9t t\u00e1c v\u1ee5 ti\u1ec1m \u1ea9n r\u1ee7i ro m\u1ea5t m\u00e1t d\u1eef li\u1ec7u n\u1ebfu c\u1ea5u h\u00ecnh sai.<\/p>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, \u0111\u01b0\u1eddng cong h\u1ecdc t\u1eadp (learning curve) l\u00e0 c\u1ef1c k\u1ef3 d\u1ed1c. Vi\u1ec7c \u0111\u1eadp b\u1ecf h\u1ec7 th\u1ed1ng truy\u1ec1n th\u1ed1ng \u0111\u1ec3 l\u00e0m quen v\u1edbi m\u1ea1ng l\u01b0\u1edbi <a href=\"https:\/\/interdata.vn\/blog\/sdn-la-gi\/\">SDN<\/a> ph\u1ee9c t\u1ea1p, qu\u1ea3n l\u00fd h\u00e0ng ng\u00e0n <a href=\"https:\/\/interdata.vn\/blog\/dia-chi-ip-la-gi\/\">IP<\/a> \u0111\u1ed9ng thay \u0111\u1ed5i li\u00ean t\u1ee5c m\u1ed7i gi\u00e2y \u0111\u00f2i h\u1ecfi m\u1ed9t \u0111\u1ed9i ng\u0169 c\u00f3 chuy\u00ean m\u00f4n c\u1ef1c s\u00e2u, k\u00e9o theo chi ph\u00ed nh\u00e2n s\u1ef1 t\u0103ng m\u1ea1nh. \u0110\u1eebng bao gi\u1edd b\u1ecf qua b\u00e0i to\u00e1n b\u1ea3o m\u1eadt Container (Container Security) khi quy\u1ebft \u0111\u1ecbnh chuy\u1ec3n \u0111\u1ed5i.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"He-sinh-thai-cong-cu-ho-tro-Containerization-pho-bien-nhat\"><\/span>H\u1ec7 sinh th\u00e1i c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 Containerization ph\u1ed5 bi\u1ebfn nh\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>H\u1ec7 sinh th\u00e1i c\u00f4ng c\u1ee5 container \u0111\u01b0\u1ee3c chia th\u00e0nh hai nh\u00f3m c\u1ed1t l\u00f5i: Nh\u00f3m Container Engine ch\u1ecbu tr\u00e1ch nhi\u1ec7m t\u1ea1o v\u00e0 ch\u1ea1y container l\u1ebb t\u1ebb, trong khi Nh\u00f3m Container Orchestration \u0111\u1ea3m nhi\u1ec7m vai tr\u00f2 \u0111i\u1ec1u ph\u1ed1i m\u1ea1ng l\u01b0\u1edbi h\u00e0ng ng\u00e0n container tr\u00ean <a href=\"https:\/\/interdata.vn\/blog\/server-cluster-la-gi\/\">c\u1ee5m m\u00e1y ch\u1ee7<\/a>.<\/strong> N\u1eafm r\u00f5 s\u1ef1 ph\u00e2n vai n\u00e0y l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft \u0111\u1ec3 x\u00e2y d\u1ef1ng h\u1ec7 th\u1ed1ng.<\/p>\n<p>Theo b\u00e1o c\u00e1o th\u01b0\u1eddng ni\u00ean t\u1eeb Datadog v\u00e0 CNCF, th\u1ecb tr\u01b0\u1eddng hi\u1ec7n t\u1ea1i ch\u1ee9ng ki\u1ebfn s\u1ef1 th\u1ed1ng tr\u1ecb tuy\u1ec7t \u0111\u1ed1i c\u1ee7a m\u1ed9t v\u00e0i c\u00e1i t\u00ean l\u1edbn. D\u00f9 c\u00f3 nhi\u1ec1u gi\u1ea3i ph\u00e1p thay th\u1ebf nh\u01b0 Podman hay containerd, cu\u1ed9c ch\u01a1i v\u1ec1 c\u01a1 b\u1ea3n v\u1eabn xoay quanh hai c\u00f4ng c\u1ee5 n\u1ec1n t\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Docker-Trai-tim-cua-cuoc-cach-mang-Container\"><\/span>Docker: Tr\u00e1i tim c\u1ee7a cu\u1ed9c c\u00e1ch m\u1ea1ng Container<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ra m\u1eaft n\u0103m 2013, <a href=\"https:\/\/interdata.vn\/blog\/docker-la-gi\/\" target=\"_blank\" rel=\"noopener\">n\u1ec1n t\u1ea3ng Docker<\/a> ch\u00ednh l\u00e0 t\u00e1c nh\u00e2n d\u00e2n ch\u1ee7 h\u00f3a c\u00f4ng ngh\u1ec7 containerization. Tr\u01b0\u1edbc \u0111\u00f3, \u1ea3o h\u00f3a c\u1ea5p OS tr\u00ean Linux (LXC) \u0111\u00e3 t\u1ed3n t\u1ea1i nh\u01b0ng c\u1ef1c k\u1ef3 kh\u00f3 s\u1eed d\u1ee5ng. Docker b\u1ecdc m\u1ed9t l\u1edbp <a href=\"https:\/\/interdata.vn\/blog\/ui-la-gi\/\">giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng<\/a> th\u00e2n thi\u1ec7n l\u00ean tr\u00ean, \u0111\u1ecbnh ngh\u0129a ra chu\u1ea9n <a href=\"https:\/\/interdata.vn\/blog\/dockerfile-la-gi\/\">Dockerfile<\/a> d\u1ec5 \u0111\u1ecdc, v\u00e0 t\u1ea1o ra Docker Hub \u2014 m\u1ed9t &#8220;App Store&#8221; kh\u1ed5ng l\u1ed3 cho d\u00e2n IT.<\/p>\n<p>Ng\u00e0y nay, <a href=\"https:\/\/interdata.vn\/blog\/docker-image-la-gi\/\">Docker Image<\/a> \u0111\u00e3 tr\u1edf th\u00e0nh ti\u00eau chu\u1ea9n de facto c\u1ee7a to\u00e0n ng\u00e0nh. M\u1ecdi l\u1eadp tr\u00ecnh vi\u00ean \u0111\u1ec1u b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e2u l\u1ec7nh <code>docker build<\/code> v\u00e0 <code>docker run<\/code>. D\u00f9 quy m\u00f4 h\u1ec7 th\u1ed1ng c\u00f3 l\u1edbn \u0111\u1ebfn \u0111\u00e2u, h\u1ea1t nh\u00e2n th\u1ef1c thi ban \u0111\u1ea7u v\u1eabn lu\u00f4n mang d\u00e1ng d\u1ea5p c\u1ee7a ch\u00fa c\u00e1 voi xanh n\u00e0y.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Kubernetes-K8s-Nhac-truong-dieu-phoi-Container\"><\/span>Kubernetes (K8s): Nh\u1ea1c tr\u01b0\u1edfng \u0111i\u1ec1u ph\u1ed1i Container<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3 10 container, b\u1ea1n d\u00f9ng Docker. Nh\u01b0ng khi c\u00f3 10.000 container ch\u1ea1y tr\u00ean 500 m\u00e1y ch\u1ee7 kh\u00e1c nhau, Docker s\u1ebd b\u1ea5t l\u1ef1c. L\u00e0m sao bi\u1ebft m\u00e1y ch\u1ee7 n\u00e0o \u0111ang r\u1ea3nh \u0111\u1ec3 nh\u00e9t container v\u00e0o? L\u00e0m sao t\u1ef1 \u0111\u1ed9ng kh\u1edfi \u0111\u1ed9ng l\u1ea1i m\u1ed9t container b\u1ecb l\u1ed7i? \u0110\u00f3 l\u00e0 l\u00fac b\u1ea1n c\u1ea7n <a href=\"https:\/\/interdata.vn\/blog\/kubernetes-la-gi\/\" target=\"_blank\" rel=\"noopener\">h\u1ec7 th\u1ed1ng Kubernetes (K8s)<\/a>.<\/p>\n<p>\u0110\u01b0\u1ee3c Google thai ngh\u00e9n v\u00e0 trao t\u1eb7ng l\u1ea1i cho c\u1ed9ng \u0111\u1ed3ng m\u1edf, K8s \u0111\u00f3ng vai tr\u00f2 l\u00e0 m\u1ed9t nh\u1ea1c tr\u01b0\u1edfng. N\u00f3 li\u00ean t\u1ee5c gi\u00e1m s\u00e1t tr\u1ea1ng th\u00e1i h\u1ec7 th\u1ed1ng. N\u1ebfu b\u1ea1n ra l\u1ec7nh &#8220;T\u00f4i lu\u00f4n c\u1ea7n 5 container ch\u1ea1y d\u1ecbch v\u1ee5 gi\u1ecf h\u00e0ng&#8221;, K8s s\u1ebd gi\u00e1m s\u00e1t ng\u00e0y \u0111\u00eam. N\u1ebfu 1 c\u00e1i b\u1ecb s\u1eadp v\u00ec qu\u00e1 t\u1ea3i, K8s s\u1ebd t\u1ef1 \u0111\u1ed9ng t\u00ecm m\u00e1y ch\u1ee7 r\u1ea3nh r\u1ed7i v\u00e0 k\u00edch ho\u1ea1t 1 c\u00e1i m\u1edbi thay th\u1ebf ch\u01b0a t\u1edbi m\u1ed9t gi\u00e2y.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tuong-lai-cua-Containerization-Xu-huong-Serverless-va-AI\"><\/span>T\u01b0\u01a1ng lai c\u1ee7a Containerization: Xu h\u01b0\u1edbng Serverless v\u00e0 AI<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>B\u1ee9c tranh t\u01b0\u01a1ng lai c\u1ee7a containerization kh\u00f4ng ch\u1ec9 d\u1eebng l\u1ea1i \u1edf microservices, m\u00e0 \u0111ang chuy\u1ec3n d\u1ecbch m\u1ea1nh m\u1ebd sang s\u1ef1 k\u1ebft h\u1ee3p v\u1edbi WebAssembly (Wasm) \u0111\u1ec3 \u0111\u1ea1t t\u1ed1c \u0111\u1ed9 kh\u1edfi \u0111\u1ed9ng t\u1ee9c th\u00ec, x\u1eed l\u00fd c\u00e1c model AI n\u1eb7ng tr\u00ean c\u1ee5m Kubernetes, v\u00e0 t\u1ed1i th\u01b0\u1ee3ng l\u00e0 m\u00f4 h\u00ecnh Serverless Container.<\/strong><\/p>\n<p>C\u00e1c \u00f4ng l\u1edbn \u0111ang n\u1ed7 l\u1ef1c x\u00f3a b\u1ecf ho\u00e0n to\u00e0n kh\u00e1i ni\u1ec7m &#8220;qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7&#8221; cho ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i. V\u1edbi c\u00e1c n\u1ec1n t\u1ea3ng nh\u01b0 AWS Fargate hay Google Cloud Run, k\u1ef9 s\u01b0 ch\u1ec9 vi\u1ec7c n\u00e9m container image l\u00ean, h\u1ec7 th\u1ed1ng s\u1ebd t\u1ef1 \u0111\u1ed9ng c\u1ea5p ph\u00e1t t\u00e0i nguy\u00ean t\u00ednh to\u00e1n \u1edf n\u1ec1n (background). B\u1ea1n kh\u00f4ng c\u1ea7n bi\u1ebft b\u00ean d\u01b0\u1edbi l\u00e0 m\u00e1y ch\u1ee7 v\u1eadt l\u00fd hay \u1ea3o, RAM bao nhi\u00eau, h\u1ec7 \u0111i\u1ec1u h\u00e0nh g\u00ec. \u0110\u00e2y l\u00e0 b\u1ea3n ch\u1ea5t c\u1ee7a <a href=\"https:\/\/interdata.vn\/blog\/serverless-phi-may-chu\/\" target=\"_blank\" rel=\"noopener\">m\u00f4 h\u00ecnh \u0111i\u1ec7n to\u00e1n Serverless<\/a>.<\/p>\n<p>H\u01a1n n\u1eefa, v\u1edbi s\u1ef1 b\u00f9ng n\u1ed5 c\u1ee7a AI Generative, c\u00e1c c\u1ee5m K8s \u0111ang \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh s\u00e2u \u0111\u1ec3 l\u1eadp l\u1ecbch (scheduling) v\u00e0 chia s\u1ebb GPU hi\u1ec7u qu\u1ea3 cho c\u00e1c b\u00e0i to\u00e1n hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y. C\u00e1c h\u00e3ng nghi\u00ean c\u1ee9u l\u1edbn nh\u01b0 Gartner hay Forrester \u0111\u1ec1u d\u1ef1 b\u00e1o: h\u01a1n 90% c\u00e1c t\u1ed5 ch\u1ee9c to\u00e0n c\u1ea7u s\u1ebd ch\u1ea1y c\u00e1c \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c container h\u00f3a v\u00e0o n\u0103m 2026, bi\u1ebfn n\u00f3 th\u00e0nh chu\u1ea9n m\u1ef1c \u0111i\u1ec7n to\u00e1n m\u1eb7c \u0111\u1ecbnh c\u1ee7a nh\u00e2n lo\u1ea1i.<\/p>\n<p><!-- CTA BOX 2: Cloud Server cho Kubernetes\/H\u1ec7 th\u1ed1ng l\u1edbn --><\/p>\n<div style=\"border-left: 4px solid #0f6cbf; background: #f0f7ff; border-radius: 0 8px 8px 0; padding: 20px 24px; margin: 40px 0; max-width: 100%;\">\n<div style=\"display: flex; align-items: center; margin-bottom: 12px;\"><span style=\"font-size: 22px; margin-right: 10px;\">\ud83d\udca1<\/span><br \/>\n<strong style=\"color: #1a3c6e; font-size: 17px;\"><a href=\"https:\/\/interdata.vn\/blog\/cloud-server-may-chu-dam-may\/\">CLOUD SERVER<\/a> HI\u1ec6U N\u0102NG CAO B\u00ccNH \u1ed4N GI\u00c1 &#8211; INTERDATA<\/strong><\/div>\n<p style=\"color: #333; font-size: 14px; margin: 0 0 16px 0; line-height: 1.6;\">\u0110\u1ec3 c\u00e1c c\u1ee5m Kubernetes (K8s) m\u1edf r\u1ed9ng m\u01b0\u1ee3t m\u00e0, kh\u00f4ng g\u1eb7p <a href=\"https:\/\/interdata.vn\/blog\/bottleneck-la-gi\/\">bottleneck<\/a>, b\u1ea1n c\u1ea7n m\u1ed9t n\u1ec1n t\u1ea3ng h\u1ea1 t\u1ea7ng th\u1ef1c s\u1ef1 m\u1ea1nh m\u1ebd. H\u1ec7 th\u1ed1ng Cloud Server t\u1ea1i InterData cam k\u1ebft <a href=\"https:\/\/interdata.vn\/blog\/uptime-la-gi\/\">uptime<\/a> 99.9%, c\u1ea5p ph\u00e1t t\u00e0i nguy\u00ean linh ho\u1ea1t, sinh ra \u0111\u1ec3 g\u00e1nh v\u00e1c c\u00e1c h\u1ec7 th\u1ed1ng container quy m\u00f4 l\u1edbn c\u1ee7a doanh nghi\u1ec7p.<\/p>\n<p style=\"color: #555; font-size: 13px; margin: 0 0 18px 0;\"><strong style=\"color: #0f6cbf;\">\u2713<\/strong> <a href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/\">B\u0103ng th\u00f4ng<\/a> kh\u1ed5ng l\u1ed3 \u00a0<strong style=\"color: #0f6cbf;\">\u2713<\/strong> N\u0103ng l\u1ef1c x\u1eed l\u00fd CPU m\u1ea1nh m\u1ebd \u00a0<strong style=\"color: #0f6cbf;\">\u2713<\/strong> H\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt 24\/7 chuy\u00ean s\u00e2u<\/p>\n<p><a style=\"display: inline-block; background: #0f6cbf; color: #fff; font-size: 14px; font-weight: 600; text-decoration: none; padding: 10px 22px; border-radius: 6px;\" href=\"https:\/\/interdata.vn\/cloud-server\/\" target=\"_blank\" rel=\"noopener\">Thu\u00ea Cloud Server Gi\u00e1 R\u1ebb \u2192<\/a><\/p>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-FAQ-ve-Containerization\"><\/span>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ) v\u1ec1 Containerization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Containerization-khac-gi-ao-hoa-VM\"><\/span>Containerization kh\u00e1c g\u00ec \u1ea3o h\u00f3a (VM)?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Containerization \u1ea3o h\u00f3a \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, trong khi VM \u1ea3o h\u00f3a \u1edf c\u1ea5p \u0111\u1ed9 ph\u1ea7n c\u1ee9ng.<\/strong> VM c\u1ea7n m\u1ed9t l\u1edbp Hypervisor v\u00e0 m\u1ed7i m\u00e1y \u1ea3o ph\u1ea3i ch\u1ea1y m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1ch (Guest OS) ri\u00eang bi\u1ec7t r\u1ea5t n\u1eb7ng n\u1ec1. Ng\u01b0\u1ee3c l\u1ea1i, Container d\u00f9ng chung h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a m\u00e1y ch\u1ee7 g\u1ed1c, gi\u00fap n\u00f3 nh\u1eb9 h\u01a1n h\u00e0ng ch\u1ee5c l\u1ea7n v\u00e0 kh\u1edfi \u0111\u1ed9ng g\u1ea7n nh\u01b0 t\u1ee9c th\u00ec.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Docker-co-phai-la-containerization-khong\"><\/span>Docker c\u00f3 ph\u1ea3i l\u00e0 containerization kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Kh\u00f4ng ho\u00e0n to\u00e0n \u0111\u00fang. Docker ch\u1ec9 l\u00e0 n\u1ec1n t\u1ea3ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u1ec3 th\u1ef1c hi\u1ec7n containerization. B\u00ean c\u1ea1nh Docker, th\u1ecb tr\u01b0\u1eddng c\u00f2n r\u1ea5t nhi\u1ec1u c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd kh\u00e1c \u0111ang d\u1ea7n chi\u1ebfm l\u0129nh th\u1ecb ph\u1ea7n, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Podman:<\/strong> C\u00f4ng c\u1ee5 kh\u00f4ng c\u1ea7n daemon ch\u1ea1y ng\u1ea7m, t\u00ednh b\u1ea3o m\u1eadt r\u1ea5t cao.<\/li>\n<li><strong>containerd:<\/strong> Container runtime g\u1ecdn nh\u1eb9 do ch\u00ednh Docker t\u00e1ch ra v\u00e0 quy\u00ean g\u00f3p cho CNCF.<\/li>\n<li><strong>CRI-O:<\/strong> Gi\u1ea3i ph\u00e1p t\u1ed1i gi\u1ea3n thi\u1ebft k\u1ebf ri\u00eang bi\u1ec7t \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch m\u01b0\u1ee3t m\u00e0 v\u1edbi Kubernetes.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Container-chay-duoc-code-ngon-ngu-nao\"><\/span>Container ch\u1ea1y \u0111\u01b0\u1ee3c code ng\u00f4n ng\u1eef n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Container h\u1ed7 tr\u1ee3 h\u1ea7u h\u1ebft m\u1ecdi ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh hi\u1ec7n \u0111\u1ea1i.<\/strong> B\u1ea5t k\u1ec3 \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c vi\u1ebft b\u1eb1ng Python, Java, Node.js, Go, <a href=\"https:\/\/interdata.vn\/blog\/php-la-gi\/\">PHP<\/a> hay C++, ch\u1ec9 c\u1ea7n h\u1ec7 \u0111i\u1ec1u h\u00e0nh b\u00ean trong container (th\u01b0\u1eddng l\u00e0 b\u1ea3n ph\u00e2n ph\u1ed1i Linux thu g\u1ecdn) c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u01b0\u1ee3c runtime c\u1ee7a ng\u00f4n ng\u1eef \u0111\u00f3, b\u1ea1n ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 \u0111\u00f3ng g\u00f3i n\u00f3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Suc-chua-cua-server-chay-container-so-voi-VM-nhu-the-nao\"><\/span>S\u1ee9c ch\u1ee9a c\u1ee7a server ch\u1ea1y container so v\u1edbi VM nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>S\u1ee9c ch\u1ee9a (M\u1eadt \u0111\u1ed9) c\u1ee7a container th\u01b0\u1eddng cao g\u1ea5p 3-4 l\u1ea7n so v\u1edbi Virtual Machine tr\u00ean c\u00f9ng m\u1ed9t ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd (\u01af\u1edbc t\u00ednh theo b\u00e1o c\u00e1o th\u1ef1c t\u1ebf t\u1eeb IBM). V\u00ec container kh\u00f4ng l\u00e3ng ph\u00ed RAM v\u00e0 CPU \u0111\u1ec3 duy tr\u00ec h\u1ec7 \u0111i\u1ec1u h\u00e0nh n\u1ec1n, m\u1ecdi gigabyte b\u1ed9 nh\u1edb \u0111\u1ec1u \u0111\u01b0\u1ee3c \u00e9p ki\u1ec7t cho vi\u1ec7c t\u00ednh to\u00e1n c\u1ee7a \u1ee9ng d\u1ee5ng, cho ph\u00e9p nh\u00e9t h\u00e0ng ng\u00e0n container v\u00e0o m\u1ed9t c\u1ee5m m\u00e1y ch\u1ee7 ti\u00eau chu\u1ea9n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-sao-container-khoi-dong-nhanh-hon-VM\"><\/span>T\u1ea1i sao container kh\u1edfi \u0111\u1ed9ng nhanh h\u01a1n VM?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>T\u1ed1c \u0111\u1ed9 kh\u1edfi \u0111\u1ed9ng c\u1ee7a container t\u00ednh b\u1eb1ng mili-gi\u00e2y, trong khi VM ph\u1ea3i t\u00ednh b\u1eb1ng ph\u00fat. Kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n l\u00e0 VM ph\u1ea3i tr\u1ea3i qua quy tr\u00ecnh boot BIOS \u1ea3o, n\u1ea1p Kernel v\u00e0 kh\u1edfi \u0111\u1ed9ng to\u00e0n b\u1ed9 d\u1ecbch v\u1ee5 c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh. \u0110\u1ed1i v\u1edbi container, Kernel c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e3 ch\u1ea1y s\u1eb5n, thao t\u00e1c kh\u1edfi \u0111\u1ed9ng th\u1ef1c ch\u1ea5t ch\u1ec9 l\u00e0 ch\u1ea1y l\u1ec7nh th\u1ef1c thi m\u1ed9t ti\u1ebfn tr\u00ecnh (process) b\u00ecnh th\u01b0\u1eddng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ung-dung-cua-containerization-trong-DevOps-la-gi\"><\/span>\u1ee8ng d\u1ee5ng c\u1ee7a containerization trong DevOps l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Trong v\u0103n h\u00f3a DevOps, container \u0111\u00f3ng vai tr\u00f2 l\u00e0 ch\u1ea5t x\u00fac t\u00e1c c\u1ed1t l\u00f5i g\u1eafn k\u1ebft qu\u00e1 tr\u00ecnh Dev (ph\u00e1t tri\u1ec3n) v\u00e0 Ops (v\u1eadn h\u00e0nh). N\u00f3 chu\u1ea9n h\u00f3a m\u00f4i tr\u01b0\u1eddng t\u1eeb \u0111\u1ea7u \u0111\u1ebfn cu\u1ed1i. L\u1eadp tr\u00ecnh vi\u00ean cam k\u1ebft code l\u00ean kho l\u01b0u tr\u1eef, c\u00f4ng c\u1ee5 CI\/CD t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng g\u00f3i code \u0111\u00f3 th\u00e0nh m\u1ed9t Container Image, test n\u00f3 trong m\u00f4i tr\u01b0\u1eddng c\u00e1ch ly, v\u00e0 cu\u1ed1i c\u00f9ng n\u00e9m Image \u0111\u00f3 sang cho Ops deploy l\u00ean production. M\u1ecdi th\u1ee9 di\u1ec5n ra tr\u01a1n tru, kh\u00f4ng c\u00e3i v\u00e3 v\u1ec1 s\u1ef1 sai l\u1ec7ch ph\u1ea7n m\u1ec1m.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Khi-nao-nen-dung-container-cho-doanh-nghiep-nho\"><\/span>Khi n\u00e0o n\u00ean d\u00f9ng container cho doanh nghi\u1ec7p nh\u1ecf?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu doanh nghi\u1ec7p c\u1ee7a b\u1ea1n ch\u1ec9 c\u00f3 1 trang web WordPress \u0111\u01a1n gi\u1ea3n v\u00e0 l\u01b0\u1ee3ng truy c\u1eadp \u1ed5n \u0111\u1ecbnh, vi\u1ec7c c\u1ed1 \u0111\u1ea5m \u0103n x\u00f4i chuy\u1ec3n sang containerization ch\u1ec9 l\u00e0m h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p v\u00e0 t\u1ed1n th\u00eam chi ph\u00ed nh\u00e2n s\u1ef1 DevOps. B\u1ea1n ch\u1ec9 n\u00ean \u00e1p d\u1ee5ng khi c\u00f3 nhu c\u1ea7u: (1) Chia nh\u1ecf h\u1ec7 th\u1ed1ng th\u00e0nh microservices, (2) C\u1ea7n c\u1eadp nh\u1eadt t\u00ednh n\u0103ng m\u1edbi nhi\u1ec1u l\u1ea7n m\u1ed7i tu\u1ea7n kh\u00f4ng downtime, ho\u1eb7c (3) Mu\u1ed1n t\u1eadn d\u1ee5ng ki\u1ebfn tr\u00fac Auto-scaling c\u1ee7a Cloud.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Containerization-co-thuc-su-an-toan-tuyet-doi-khong\"><\/span>Containerization c\u00f3 th\u1ef1c s\u1ef1 an to\u00e0n tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>Kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng n\u00e0o an to\u00e0n tuy\u1ec7t \u0111\u1ed1i. Container mang r\u1ee7i ro b\u1ea3o m\u1eadt \u0111\u1eb7c th\u00f9 v\u00ec ch\u00fang chia s\u1ebb chung m\u1ed9t Kernel.<\/strong> N\u1ebfu c\u00f3 l\u1ed7 h\u1ed5ng tr\u00ean Kernel c\u1ee7a m\u00e1y ch\u1ee7, m\u1ed9t container b\u1ecb nhi\u1ec5m m\u00e3 \u0111\u1ed9c c\u00f3 th\u1ec3 l\u00e0m l\u00e2y <a href=\"https:\/\/interdata.vn\/blog\/mang-lan\/\">lan<\/a> ho\u1eb7c s\u1eadp c\u1ea3 h\u1ec7 th\u1ed1ng. K\u1ef9 s\u01b0 lu\u00f4n ph\u1ea3i d\u00f9ng th\u00eam c\u00e1c c\u00f4ng c\u1ee5 qu\u00e9t l\u1ed7 h\u1ed5ng Image v\u00e0 ph\u00e2n quy\u1ec1n ch\u1eb7t ch\u1ebd b\u1eb1ng Role-Based Access Control (RBAC).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Mat-du-lieu-khi-xoa-container-co-dung-khong\"><\/span>M\u1ea5t d\u1eef li\u1ec7u khi x\u00f3a container c\u00f3 \u0111\u00fang kh\u00f4ng?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00fang, nh\u01b0ng ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 ph\u00f2ng tr\u00e1nh \u0111\u01b0\u1ee3c. \u0110\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u b\u1ec1n v\u1eefng (persistent data), b\u1ea1n c\u1ea7n t\u00e1ch l\u1edbp l\u01b0u tr\u1eef ra kh\u1ecfi v\u00f2ng \u0111\u1eddi c\u1ee7a container th\u00f4ng qua hai b\u01b0\u1edbc:<\/p>\n<ol>\n<li>Kh\u1edfi t\u1ea1o m\u1ed9t &#8220;Volume&#8221; tr\u00ean m\u00e1y ch\u1ee7 v\u1eadt l\u00fd ho\u1eb7c d\u1ecbch v\u1ee5 <a href=\"https:\/\/interdata.vn\/blog\/cloud-storage-la-gi\/\">Cloud Storage<\/a> b\u00ean ngo\u00e0i.<\/li>\n<li>G\u1eafn (Mount) Volume \u0111\u00f3 v\u00e0o b\u00ean trong \u0111\u01b0\u1eddng d\u1eabn c\u1ee7a container (V\u00ed d\u1ee5 th\u01b0 m\u1ee5c ch\u1ee9a Database). Khi container b\u1ecb x\u00f3a, d\u1eef li\u1ec7u v\u1eabn n\u1eb1m an to\u00e0n tr\u00ean Volume.<\/li>\n<\/ol>\n<h3><span class=\"ez-toc-section\" id=\"Qua-trinh-chuyen-doi-sang-microservices-va-container-mat-bao-lau\"><\/span>Qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i sang microservices v\u00e0 container m\u1ea5t bao l\u00e2u?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Th\u1eddi gian ph\u1ee5 thu\u1ed9c ho\u00e0n to\u00e0n v\u00e0o quy m\u00f4 kh\u1ed1i m\u00e3 ngu\u1ed3n c\u0169 (Legacy code) v\u00e0 n\u0103ng l\u1ef1c c\u1ee7a \u0111\u1ed9i ng\u0169. V\u1edbi m\u1ed9t \u1ee9ng d\u1ee5ng c\u1ee1 v\u1eeba, vi\u1ec7c vi\u1ebft Dockerfile v\u00e0 chuy\u1ec3n \u0111\u1ed5i c\u00f3 th\u1ec3 m\u1ea5t t\u1eeb 1 \u0111\u1ebfn 3 th\u00e1ng. Tuy nhi\u00ean, vi\u1ec7c b\u00f3c t\u00e1ch m\u1ed9t kh\u1ed1i Monolithic kh\u1ed5ng l\u1ed3 th\u00e0nh c\u00e1c microservices \u0111\u1ed9c l\u1eadp \u0111\u1ec3 ch\u1ea1y t\u1ed1i \u01b0u tr\u00ean Kubernetes th\u01b0\u1eddng k\u00e9o d\u00e0i t\u1eeb 1 \u0111\u1ebfn 2 n\u0103m \u0111\u1ed1i v\u1edbi c\u00e1c t\u1eadp \u0111o\u00e0n t\u00e0i ch\u00ednh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Chinh-phuc-ky-nguyen-Cloud-Native-cung-Containerization\"><\/span>Chinh ph\u1ee5c k\u1ef7 nguy\u00ean Cloud Native c\u00f9ng Containerization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u1ea2o h\u00f3a ph\u1ea7n c\u1ee9ng \u0111\u00e3 l\u00e0m t\u1ed1t nhi\u1ec7m v\u1ee5 c\u1ee7a n\u00f3 trong th\u1eadp k\u1ef7 tr\u01b0\u1edbc, nh\u01b0ng t\u1ed1c \u0111\u1ed9 xoay chuy\u1ec3n c\u1ee7a kinh doanh k\u1ef9 thu\u1eadt s\u1ed1 hi\u1ec7n nay \u0111\u00f2i h\u1ecfi m\u1ed9t c\u1ed7 m\u00e1y linh ho\u1ea1t h\u01a1n. Containerization kh\u00f4ng \u0111\u01a1n thu\u1ea7n ch\u1ec9 l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt \u0111\u00f3ng g\u00f3i m\u00e3 ngu\u1ed3n m\u1edbi. N\u00f3 l\u00e0 n\u1ec1n m\u00f3ng tri\u1ebft l\u00fd c\u1ea5u tr\u00fac l\u1ea1i c\u00e1ch ch\u00fang ta ngh\u0129 v\u1ec1 vi\u1ec7c ph\u00e1t tri\u1ec3n, ph\u00e2n ph\u1ed1i v\u00e0 v\u1eadn h\u00e0nh ph\u1ea7n m\u1ec1m tr\u00ean quy m\u00f4 to\u00e0n c\u1ea7u.<\/p>\n<p>T\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n c\u00e2u b\u00e0o ch\u1eefa &#8220;l\u1ed7i t\u1ea1i m\u00f4i tr\u01b0\u1eddng&#8221;, t\u1ed1i \u01b0u h\u00f3a t\u1eebng megabyte b\u1ed9 nh\u1edb cho \u0111\u1ebfn vi\u1ec7c tr\u1ea3i \u0111\u01b0\u1eddng cho ki\u1ebfn tr\u00fac vi d\u1ecbch v\u1ee5 kh\u1ed5ng l\u1ed3. M\u1ecdi th\u1ee9 b\u1eaft \u0111\u1ea7u b\u1eb1ng m\u1ed9t quy\u1ebft \u0111\u1ecbnh duy nh\u1ea5t: \u0111\u00f3ng h\u1ed9p \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n l\u1ea1i. H\u00e3y k\u1ebft h\u1ee3p h\u1ec7 sinh th\u00e1i m\u1ea1nh m\u1ebd n\u00e0y c\u00f9ng h\u1ea1 t\u1ea7ng Cloud linh ho\u1ea1t, v\u00e0 b\u1ea1n \u0111\u00e3 n\u1eafm trong tay ch\u00eca kh\u00f3a \u0111\u1ec3 tri\u1ec3n khai s\u1ea3n ph\u1ea9m v\u1edbi t\u1ed1c \u0111\u1ed9 c\u1ee7a nh\u1eefng g\u00e3 kh\u1ed5ng l\u1ed3 thung l\u0169ng Silicon.<\/p>\n<p><strong>N\u1ebfu b\u1ea1n c\u1ea7n t\u01b0 v\u1ea5n chuy\u00ean s\u00e2u gi\u1ea3i ph\u00e1p Cloud Server ho\u1eb7c M\u00e1y ch\u1ee7 \u1ea3o VPS, h\u00e3y li\u00ean h\u1ec7 InterData ngay:<\/strong><\/p>\n<ul>\n<li><strong>Website: <a href=\"https:\/\/interdata.vn\/\" target=\"_blank\" rel=\"noopener\">interdata.vn<\/a><\/strong><\/li>\n<li><strong>Facebook: <a href=\"https:\/\/facebook.com\/interdata.com.vn\/\" target=\"_blank\" rel=\"nofollow noopener\">facebook.com\/interdata.com.vn<\/a><\/strong><\/li>\n<li><strong>Hotline: 1900636822<\/strong><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>T\u00f3m t\u1eaft nhanh: Containerization l\u00e0 g\u00ec? \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u1ea3o h\u00f3a c\u1ea5p h\u1ec7 \u0111i\u1ec1u h\u00e0nh (OS-level virtualization), cho ph\u00e9p \u0111\u00f3ng g\u00f3i m\u00e3 ngu\u1ed3n, th\u01b0 vi\u1ec7n v\u00e0 c\u00e1c t\u1ec7p c\u1ea5u h\u00ecnh c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0o m\u1ed9t \u0111\u01a1n v\u1ecb th\u1ef1c thi duy nh\u1ea5t g\u1ecdi l\u00e0 container. Thay v\u00ec \u1ea3o h\u00f3a to\u00e0n b\u1ed9 ph\u1ea7n c\u1ee9ng nh\u01b0<\/p>\n","protected":false},"author":2,"featured_media":40960,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-28102","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\/28102","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=28102"}],"version-history":[{"count":9,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/28102\/revisions"}],"predecessor-version":[{"id":40962,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/28102\/revisions\/40962"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/40960"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=28102"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=28102"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=28102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}