{"id":35596,"date":"2025-11-06T10:48:44","date_gmt":"2025-11-06T03:48:44","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=35596"},"modified":"2025-11-06T10:48:44","modified_gmt":"2025-11-06T03:48:44","slug":"cach-khac-phuc-vps-bi-lag","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/","title":{"rendered":"VPS b\u1ecb lag? 10+ Nguy\u00ean nh\u00e2n &#038; 13+ C\u00e1ch kh\u1eafc ph\u1ee5c VPS ch\u1eadm, gi\u1eadt"},"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\/cach-khac-phuc-vps-bi-lag\/#VPS-bi-lag-la-gi\" >VPS b\u1ecb lag l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#7-Dau-hieu-nhan-biet-VPS-dang-bi-qua-tai\" >7 D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft VPS \u0111ang b\u1ecb qu\u00e1 t\u1ea3i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#10-Nguyen-nhan-VPS-bi-lag\" >10+ Nguy\u00ean nh\u00e2n VPS b\u1ecb lag\u00a0<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Cau-hinh-VPS-khong-du-dap-ung-Thieu-tai-nguyen\" >C\u1ea5u h\u00ecnh VPS kh\u00f4ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng (Thi\u1ebfu t\u00e0i nguy\u00ean)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Van-de-ve-duong-truyen-mang\" >V\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u01b0\u1eddng truy\u1ec1n m\u1ea1ng<\/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\/cach-khac-phuc-vps-bi-lag\/#VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc\" >VPS b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c nhi\u1ec5m m\u00e3 \u0111\u1ed9c<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham\" >H\u1ea1 t\u1ea7ng m\u00e1y ch\u1ee7 y\u1ebfu khi\u1ebfn VPS ho\u1ea1t \u0111\u1ed9ng ch\u1eadm<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach\" >VPS ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u \u0111\u00fang c\u00e1ch<\/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\/cach-khac-phuc-vps-bi-lag\/#Database-khong-duoc-toi-uu\" >Database kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag\" >Qu\u00e1 nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n l\u00e0m VPS b\u1ecb lag<\/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\/cach-khac-phuc-vps-bi-lag\/#Ma-nguon-code-hoac-plugintheme-bi-loi\" >M\u00e3 ngu\u1ed3n (code) ho\u1eb7c plugin\/theme b\u1ecb l\u1ed7i<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Chay-qua-nhieu-dich-vu-khong-can-thiet\" >Ch\u1ea1y qu\u00e1 nhi\u1ec1u d\u1ecbch v\u1ee5 kh\u00f4ng c\u1ea7n thi\u1ebft<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Van-de-tu-chinh-nha-cung-cap-VPS-shared-resource\" >V\u1ea5n \u0111\u1ec1 t\u1eeb ch\u00ednh nh\u00e0 cung c\u1ea5p VPS (shared resource)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#13-Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat\" >13+ C\u00e1ch kh\u1eafc ph\u1ee5c VPS b\u1ecb lag hi\u1ec7u qu\u1ea3 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-15\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Khoi-dong-lai-VPS-va-modem-mang\" >Kh\u1edfi \u0111\u1ed9ng l\u1ea1i VPS v\u00e0 modem m\u1ea1ng<\/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\/cach-khac-phuc-vps-bi-lag\/#Doi-mang-Internet-hoac-dung-4G5G\" >\u0110\u1ed5i m\u1ea1ng Internet ho\u1eb7c d\u00f9ng 4G\/5G<\/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\/cach-khac-phuc-vps-bi-lag\/#Ket-noi-qua-VPS-trung-gian\" >K\u1ebft n\u1ed1i qua VPS trung gian<\/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\/cach-khac-phuc-vps-bi-lag\/#Su-dung-CDN-de-tang-toc-truy-cap\" >S\u1eed d\u1ee5ng CDN \u0111\u1ec3 t\u0103ng t\u1ed1c truy c\u1eadp<\/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\/cach-khac-phuc-vps-bi-lag\/#Toi-uu-hoa-noi-dung-website-de-giam-lag\" >T\u1ed1i \u01b0u h\u00f3a n\u1ed9i dung website \u0111\u1ec3 gi\u1ea3m lag<\/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\/cach-khac-phuc-vps-bi-lag\/#Theo-doi-VPS-va-giam-sat-mang-dinh-ky\" >Theo d\u00f5i VPS v\u00e0 gi\u00e1m s\u00e1t m\u1ea1ng \u0111\u1ecbnh k\u1ef3<\/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\/cach-khac-phuc-vps-bi-lag\/#Go-bo-ung-dung-dich-vu-du-thua\" >G\u1ee1 b\u1ecf \u1ee9ng d\u1ee5ng, d\u1ecbch v\u1ee5 d\u01b0 th\u1eeba<\/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\/cach-khac-phuc-vps-bi-lag\/#Toi-uu-hoa-website-va-ung-dung-tren-VPS\" >T\u1ed1i \u01b0u h\u00f3a website v\u00e0 \u1ee9ng d\u1ee5ng tr\u00ean VPS<\/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\/cach-khac-phuc-vps-bi-lag\/#Nang-cap-tai-nguyen-VPS-khi-can-thiet\" >N\u00e2ng c\u1ea5p t\u00e0i nguy\u00ean VPS khi c\u1ea7n thi\u1ebft<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Tang-cuong-bao-mat-cho-he-thong-VPS\" >T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt cho h\u1ec7 th\u1ed1ng VPS<\/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\/cach-khac-phuc-vps-bi-lag\/#Su-dung-mang-tuong-thich-khi-truy-cap-quoc-te\" >S\u1eed d\u1ee5ng m\u1ea1ng t\u01b0\u01a1ng th\u00edch khi truy c\u1eadp qu\u1ed1c t\u1ebf<\/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\/cach-khac-phuc-vps-bi-lag\/#Ap-dung-bien-phap-bao-mat-nang-cao\" >\u00c1p d\u1ee5ng bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt n\u00e2ng cao<\/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\/cach-khac-phuc-vps-bi-lag\/#Lien-he-nha-cung-cap-hoac-chuyen-sang-nha-cung-cap-VPS-uy-tin\" >Li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p ho\u1eb7c chuy\u1ec3n sang nh\u00e0 cung c\u1ea5p VPS uy t\u00edn<\/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\/cach-khac-phuc-vps-bi-lag\/#Khi-nao-ban-nen-nang-cap-hoac-doi-nha-cung-cap-VPS\" >Khi n\u00e0o b\u1ea1n n\u00ean n\u00e2ng c\u1ea5p ho\u1eb7c \u0111\u1ed5i nh\u00e0 cung c\u1ea5p VPS?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#InterData-%E2%80%93-Nha-cung-cap-dich-vu-VPS-on-dinh-uy-tin-tai-Viet-Nam\" >InterData &#8211; Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 VPS \u1ed5n \u0111\u1ecbnh, uy t\u00edn t\u1ea1i Vi\u1ec7t Nam<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Cac-bien-phap-toi-uu-chu-dong-de-phong-tranh-VPS-bi-lag\" >C\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 ph\u00f2ng tr\u00e1nh VPS b\u1ecb lag<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Cau-hoi-thuong-gap-FAQ\" >C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#VPS-Viet-Nam-hay-VPS-nuoc-ngoai-de-bi-lag-hon\" >VPS Vi\u1ec7t Nam hay VPS n\u01b0\u1edbc ngo\u00e0i d\u1ec5 b\u1ecb lag h\u01a1n?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Tai-sao-VPS-moi-mua-da-bi-cham\" >T\u1ea1i sao VPS m\u1edbi mua \u0111\u00e3 b\u1ecb ch\u1eadm?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/interdata.vn\/blog\/cach-khac-phuc-vps-bi-lag\/#Su-dung-control-panel-cPanel-DirectAdmin-co-lam-VPS-lag-hon-khong\" >S\u1eed d\u1ee5ng control panel (cPanel, DirectAdmin) c\u00f3 l\u00e0m VPS lag h\u01a1n kh\u00f4ng?<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<p><strong>VPS b\u1ecb lag\u00a0\u0111\u1ed9t ng\u1ed9t<\/strong> khi\u1ebfn website ng\u1eebng ph\u1ea3n h\u1ed3i, c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n \u0111\u00ecnh tr\u1ec7 v\u00e0 g\u00e2y ra s\u1ef1 b\u1ef1c b\u1ed9i kh\u00f4ng h\u1ec1 nh\u1ecf? \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 ng\u01b0\u1eddi d\u00f9ng m\u00e1y ch\u1ee7 \u1ea3o g\u1eb7p ph\u1ea3i. B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd \u0111i s\u00e2u ph\u00e2n t\u00edch<strong> nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i g\u00e2y VPS lag<\/strong>, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p c\u00e1c h\u01b0\u1edbng d\u1eabn chi ti\u1ebft \u0111\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 tay <strong>ki\u1ec3m tra, kh\u1eafc ph\u1ee5c v\u00e0 ph\u00f2ng tr\u00e1nh VPS b\u1ecb lag<\/strong>, gi\u00fap m\u00e1y ch\u1ee7 \u1ea3o c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 m\u01b0\u1ee3t m\u00e0 tr\u1edf l\u1ea1i.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"VPS-bi-lag-la-gi\"><\/span><strong>VPS b\u1ecb lag l\u00e0 g\u00ec?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>VPS b\u1ecb lag<\/strong> l\u00e0 t\u00ecnh tr\u1ea1ng hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y ch\u1ee7 \u1ea3o (Virtual Private Server) suy gi\u1ea3m, d\u1eabn \u0111\u1ebfn c\u00e1c t\u00e1c v\u1ee5 x\u1eed l\u00fd b\u1ecb ch\u1eadm, th\u1eddi gian ph\u1ea3n h\u1ed3i k\u00e9o d\u00e0i v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng cu\u1ed1i b\u1ecb \u1ea3nh h\u01b0\u1edfng ti\u00eau c\u1ef1c. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ed7i c\u1ee5 th\u1ec3 m\u00e0 l\u00e0 m\u1ed9t &#8220;tri\u1ec7u ch\u1ee9ng&#8221; chung cho th\u1ea5y VPS \u0111ang g\u1eb7p v\u1ea5n \u0111\u1ec1 \u1edf m\u1ed9t ho\u1eb7c nhi\u1ec1u kh\u00eda c\u1ea1nh.<\/p>\n<figure id=\"attachment_35617\" aria-describedby=\"caption-attachment-35617\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35617\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-lag-la-gi-1.jpg\" alt=\"VPS b\u1ecb lag l\u00e0 g\u00ec\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-lag-la-gi-1.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-lag-la-gi-1-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-lag-la-gi-1-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35617\" class=\"wp-caption-text\">VPS b\u1ecb lag l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>T\u00f9y v\u00e0o m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, t\u00ecnh tr\u1ea1ng VPS b\u1ecb lag bi\u1ec3u hi\u1ec7n theo nhi\u1ec1u c\u00e1ch kh\u00e1c nhau:<\/p>\n<ul>\n<li><strong>V\u1edbi ch\u1ee7 website:<\/strong> Website t\u1ea3i trang ch\u1eadm ch\u1ea1p, h\u00ecnh \u1ea3nh m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 hi\u1ec3n th\u1ecb, kh\u00e1ch h\u00e0ng ph\u1ea3i ch\u1edd \u0111\u1ee3i l\u00e2u&#8230;<\/li>\n<li><strong>V\u1edbi ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb server game:<\/strong> Ng\u01b0\u1eddi ch\u01a1i game b\u1ecb t\u0103ng ping \u0111\u1ed9t ng\u1ed9t, nh\u00e2n v\u1eadt di chuy\u1ec3n kh\u00f4ng m\u01b0\u1ee3t, x\u1ea3y ra hi\u1ec7n t\u01b0\u1ee3ng &#8220;gi\u1eadt&#8221;, &#8220;\u0111\u1ee9ng h\u00ecnh&#8221;&#8230;<\/li>\n<li><strong>V\u1edbi ng\u01b0\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m:<\/strong> C\u00e1c \u1ee9ng d\u1ee5ng ch\u1ea1y tr\u00ean VPS x\u1eed l\u00fd t\u00e1c v\u1ee5 l\u00e2u h\u01a1n b\u00ecnh th\u01b0\u1eddng, th\u1eadm ch\u00ed b\u1ecb treo&#8230;<\/li>\n<li><strong>V\u1edbi ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb h\u1ec7 th\u1ed1ng:<\/strong> Vi\u1ec7c \u0111\u0103ng nh\u1eadp v\u00e0o VPS qua SSH hay Remote Desktop c\u00f3 \u0111\u1ed9 tr\u1ec5 l\u1edbn, g\u00f5 m\u1ed9t l\u1ec7nh ph\u1ea3i ch\u1edd v\u00e0i gi\u00e2y m\u1edbi th\u1ea5y k\u1ebft qu\u1ea3&#8230;<\/li>\n<\/ul>\n<p>Hi\u1ec3u \u0111\u00fang b\u1ea3n ch\u1ea5t c\u1ee7a VPS b\u1ecb lag l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"7-Dau-hieu-nhan-biet-VPS-dang-bi-qua-tai\"><\/span><strong> 7 D\u1ea5u hi\u1ec7u nh\u1eadn bi\u1ebft VPS \u0111ang b\u1ecb qu\u00e1 t\u1ea3i<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Tr\u01b0\u1edbc khi \u0111i v\u00e0o c\u00e1c gi\u1ea3i ph\u00e1p ph\u1ee9c t\u1ea1p, b\u1ea1n c\u1ea7n x\u00e1c nh\u1eadn li\u1ec7u VPS c\u00f3 th\u1ef1c s\u1ef1 \u0111ang b\u1ecb qu\u00e1 t\u1ea3i hay kh\u00f4ng. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 7 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng nh\u1ea5t m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 ki\u1ec3m tra:<\/p>\n<ol>\n<li><strong>Th\u1eddi gian ph\u1ea3n h\u1ed3i c\u1ee7a website r\u1ea5t l\u00e2u (TTFB cao):<\/strong> TTFB (Time to First Byte) l\u00e0 th\u1eddi gian tr\u00ecnh duy\u1ec7t ph\u1ea3i ch\u1edd \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c byte d\u1eef li\u1ec7u \u0111\u1ea7u ti\u00ean t\u1eeb m\u00e1y ch\u1ee7. N\u1ebfu ch\u1ec9 s\u1ed1 n\u00e0y cao, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n \u0111ang m\u1ea5t qu\u00e1 nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 x\u1eed l\u00fd y\u00eau c\u1ea7u.<\/li>\n<li><strong>Ping t\u1edbi IP c\u1ee7a VPS cao b\u1ea5t th\u01b0\u1eddng ho\u1eb7c timeout:<\/strong> L\u1ec7nh ping \u0111\u01a1n gi\u1ea3n cho th\u1ea5y \u0111\u1ed9 tr\u1ec5 m\u1ea1ng gi\u1eefa m\u00e1y c\u1ee7a b\u1ea1n v\u00e0 VPS. Ping cao ho\u1eb7c kh\u00f4ng th\u1ec3 ping \u0111\u01b0\u1ee3c (timeout) l\u00e0 d\u1ea5u hi\u1ec7u c\u1ee7a s\u1ef1 c\u1ed1 \u0111\u01b0\u1eddng truy\u1ec1n ho\u1eb7c VPS \u0111ang b\u1ecb treo, kh\u00f4ng th\u1ec3 ph\u1ea3n h\u1ed3i.<\/li>\n<li><strong>\u0110\u0103ng nh\u1eadp SSH ho\u1eb7c Remote Desktop r\u1ea5t ch\u1eadm:<\/strong> Khi b\u1ea1n c\u1ed1 g\u1eafng k\u1ebft n\u1ed1i \u0111\u1ec3 qu\u1ea3n tr\u1ecb m\u00e0 ph\u1ea3i ch\u1edd \u0111\u1ee3i l\u00e2u, c\u00e1c c\u00e2u l\u1ec7nh c\u00f3 \u0111\u1ed9 tr\u1ec5 l\u1edbn, \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u cho th\u1ea5y VPS \u0111ang c\u1ea1n ki\u1ec7t t\u00e0i nguy\u00ean \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 c\u01a1 b\u1ea3n nh\u1ea5t.<\/li>\n<li><strong>Th\u01b0\u1eddng xuy\u00ean nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o l\u1ed7i &#8220;Error Establishing a Database Connection&#8221;:<\/strong> L\u1ed7i n\u00e0y r\u1ea5t ph\u1ed5 bi\u1ebfn tr\u00ean c\u00e1c website WordPress, cho th\u1ea5y m\u00e1y ch\u1ee7 kh\u00f4ng th\u1ec3 k\u1ebft n\u1ed1i t\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u. Nguy\u00ean nh\u00e2n th\u01b0\u1eddng do m\u00e1y ch\u1ee7 c\u01a1 s\u1edf d\u1eef li\u1ec7u (MySQL\/MariaDB) b\u1ecb qu\u00e1 t\u1ea3i ho\u1eb7c ng\u1eebng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li><strong>CPU Load Average lu\u00f4n \u1edf m\u1ee9c cao:<\/strong> CPU Load l\u00e0 ch\u1ec9 s\u1ed1 \u0111o l\u01b0\u1eddng kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c m\u00e0 CPU \u0111ang ph\u1ea3i x\u1eed l\u00fd. B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m tra b\u1eb1ng l\u1ec7nh uptime tr\u00ean Linux. N\u1ebfu c\u00e1c ch\u1ec9 s\u1ed1 load trong 1 ph\u00fat, 5 ph\u00fat v\u00e0 15 ph\u00fat \u0111\u1ec1u cao h\u01a1n s\u1ed1 l\u01b0\u1ee3ng core CPU c\u1ee7a b\u1ea1n, VPS ch\u1eafc ch\u1eafn \u0111ang b\u1ecb qu\u00e1 t\u1ea3i.<\/li>\n<li><strong>Website th\u01b0\u1eddng xuy\u00ean b\u1ecb l\u1ed7i 50x:<\/strong> C\u00e1c l\u1ed7i nh\u01b0 500 (Internal Server Error), 502 (Bad Gateway), 503 (Service Unavailable) hay 504 (Gateway Timeout) \u0111\u1ec1u l\u00e0 c\u00e1c l\u1ed7i t\u1eeb ph\u00eda m\u00e1y ch\u1ee7, cho th\u1ea5y m\u00e1y ch\u1ee7 kh\u00f4ng th\u1ec3 x\u1eed l\u00fd y\u00eau c\u1ea7u c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00ec qu\u00e1 t\u1ea3i ho\u1eb7c g\u1eb7p l\u1ed7i c\u1ea5u h\u00ecnh.<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng t\u1ef1 \u0111\u1ed9ng reboot ho\u1eb7c b\u1ecb treo kh\u00f4ng th\u1ec3 truy c\u1eadp:<\/strong> \u0110\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u nghi\u00eam tr\u1ecdng nh\u1ea5t, th\u01b0\u1eddng x\u1ea3y ra khi VPS c\u1ea1n ki\u1ec7t ho\u00e0n to\u00e0n b\u1ed9 nh\u1edb RAM v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00f4ng th\u1ec3 duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ol>\n<p>N\u1ebfu b\u1ea1n g\u1eb7p ph\u1ea3i t\u1eeb hai d\u1ea5u hi\u1ec7u tr\u1edf l\u00ean, \u0111\u00e3 \u0111\u1ebfn l\u00fac t\u00ecm hi\u1ec3u nguy\u00ean nh\u00e2n s\u00e2u xa g\u00e2y ra t\u00ecnh tr\u1ea1ng <strong>VPS b\u1ecb lag<\/strong>.<\/p>\n<figure id=\"attachment_35616\" aria-describedby=\"caption-attachment-35616\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35616\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Nhan-biet-VPS-bi-lag-1.jpg\" alt=\"Nh\u1eadn bi\u1ebft VPS b\u1ecb lag\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Nhan-biet-VPS-bi-lag-1.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Nhan-biet-VPS-bi-lag-1-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Nhan-biet-VPS-bi-lag-1-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35616\" class=\"wp-caption-text\">Nh\u1eadn bi\u1ebft VPS b\u1ecb lag<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"10-Nguyen-nhan-VPS-bi-lag\"><\/span><strong>10+ Nguy\u00ean nh\u00e2n VPS b\u1ecb lag\u00a0<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u00e2y l\u00e0 ph\u1ea7n quan tr\u1ecdng nh\u1ea5t, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng x\u00e1c \u0111\u1ecbnh \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n VPS c\u1ee7a m\u00ecnh b\u1ecb \u0111\u01a1:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cau-hinh-VPS-khong-du-dap-ung-Thieu-tai-nguyen\"><\/span><strong>C\u1ea5u h\u00ecnh VPS kh\u00f4ng \u0111\u1ee7 \u0111\u00e1p \u1ee9ng (Thi\u1ebfu t\u00e0i nguy\u00ean)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 nguy\u00ean nh\u00e2n \u0111\u01a1n gi\u1ea3n v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t, \u0111\u1eb7c bi\u1ec7t khi website ho\u1eb7c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n ph\u00e1t tri\u1ec3n v\u00e0 c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng h\u01a1n.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> G\u00f3i VPS b\u1ea1n \u0111ang s\u1eed d\u1ee5ng c\u00f3 CPU, RAM, dung l\u01b0\u1ee3ng \u1ed5 c\u1ee9ng qu\u00e1 th\u1ea5p so v\u1edbi nhu c\u1ea7u th\u1ef1c t\u1ebf. L\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn ho\u1eb7c b\u1ea1n c\u00e0i \u0111\u1eb7t th\u00eam m\u1ed9t ph\u1ea7n m\u1ec1m n\u1eb7ng c\u0169ng c\u00f3 th\u1ec3 g\u00e2y ra t\u00ecnh tr\u1ea1ng n\u00e0y.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong> Theo d\u00f5i c\u00e1c ch\u1ec9 s\u1ed1 t\u00e0i nguy\u00ean trong trang qu\u1ea3n l\u00fd c\u1ee7a nh\u00e0 cung c\u1ea5p. N\u1ebfu CPU, RAM th\u01b0\u1eddng xuy\u00ean \u1edf m\u1ee9c 80-90% ho\u1eb7c cao h\u01a1n trong th\u1eddi gian d\u00e0i, b\u1ea1n \u0111\u00e3 \u0111\u1ea1t \u0111\u1ebfn gi\u1edbi h\u1ea1n c\u1ee7a g\u00f3i c\u01b0\u1edbc.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Van-de-ve-duong-truyen-mang\"><\/span><strong>V\u1ea5n \u0111\u1ec1 v\u1ec1 \u0111\u01b0\u1eddng truy\u1ec1n m\u1ea1ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu t\u00e0i nguy\u00ean VPS c\u1ee7a b\u1ea1n v\u1eabn c\u00f2n tr\u1ed1ng nh\u01b0ng truy c\u1eadp v\u1eabn ch\u1eadm, nguy\u00ean nh\u00e2n c\u00f3 th\u1ec3 \u0111\u1ebfn t\u1eeb m\u1ea1ng l\u01b0\u1edbi.<\/p>\n<p><strong>Nguy\u00ean nh\u00e2n:<\/strong><\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 m\u1ea1ng qu\u1ed1c t\u1ebf ch\u1eadm:<\/strong> Th\u01b0\u1eddng x\u1ea3y ra khi c\u00e1p quang bi\u1ec3n g\u1eb7p s\u1ef1 c\u1ed1. N\u1ebfu VPS c\u1ee7a b\u1ea1n \u0111\u1eb7t \u1edf n\u01b0\u1edbc ngo\u00e0i (v\u00ed d\u1ee5: Singapore, M\u1ef9) v\u00e0 ng\u01b0\u1eddi d\u00f9ng ch\u1ee7 y\u1ebfu \u1edf Vi\u1ec7t Nam, h\u1ecd s\u1ebd b\u1ecb \u1ea3nh h\u01b0\u1edfng n\u1eb7ng.<\/li>\n<li><strong>H\u1ebft b\u0103ng th\u00f4ng (bandwidth):<\/strong> G\u00f3i VPS c\u1ee7a b\u1ea1n c\u00f3 gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng h\u00e0ng th\u00e1ng v\u00e0 b\u1ea1n \u0111\u00e3 s\u1eed d\u1ee5ng h\u1ebft.<\/li>\n<li><strong>Card m\u1ea1ng c\u1ee7a VPS b\u1ecb l\u1ed7i:<\/strong> Tr\u01b0\u1eddng h\u1ee3p hi\u1ebfm g\u1eb7p nh\u01b0ng v\u1eabn c\u00f3 th\u1ec3 x\u1ea3y ra.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc\"><\/span>VPS b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c nhi\u1ec5m m\u00e3 \u0111\u1ed9c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>DDoS (T\u1ea5n c\u00f4ng t\u1eeb ch\u1ed1i d\u1ecbch v\u1ee5 ph\u00e2n t\u00e1n)<\/strong> l\u00e0 h\u00ecnh th\u1ee9c t\u1ea5n c\u00f4ng g\u1eedi m\u1ed9t l\u01b0\u1ee3ng l\u1edbn truy c\u1eadp r\u00e1c \u0111\u1ebfn VPS, l\u00e0m c\u1ea1n ki\u1ec7t t\u00e0i nguy\u00ean v\u00e0 khi\u1ebfn ng\u01b0\u1eddi d\u00f9ng h\u1ee3p l\u1ec7 kh\u00f4ng th\u1ec3 truy c\u1eadp.<\/p>\n<p>Kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o VPS b\u1ecb lag c\u0169ng do l\u1ed7i c\u1ea5u h\u00ecnh hay ng\u01b0\u1eddi d\u00f9ng. Trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, nguy\u00ean nh\u00e2n \u0111\u1ebfn t\u1eeb \u0111\u1ed1i th\u1ee7 c\u1ea1nh tranh ch\u01a1i x\u1ea5u ho\u1eb7c c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c m\u00e3 \u0111\u1ed9c x\u00e2m nh\u1eadp c\u00f3 ch\u1ee7 \u0111\u00edch.<\/p>\n<ul>\n<li><strong>T\u1ea5n c\u00f4ng DDoS<\/strong>: Hacker g\u1eedi l\u01b0\u1ee3ng l\u1edbn truy c\u1eadp \u1ea3o \u0111\u1ebfn VPS, l\u00e0m ngh\u1ebdn b\u0103ng th\u00f4ng v\u00e0 ti\u00eau hao to\u00e0n b\u1ed9 t\u00e0i nguy\u00ean, khi\u1ebfn h\u1ec7 th\u1ed1ng kh\u00f4ng th\u1ec3 ph\u1ea3n h\u1ed3i ng\u01b0\u1eddi d\u00f9ng th\u1eadt.<\/li>\n<li><strong>Nhi\u1ec5m m\u00e3 \u0111\u1ed9c<\/strong>: Virus ho\u1eb7c c\u00e1c \u0111o\u1ea1n m\u00e3 \u0111\u1ed9c, \u0111\u1eb7c bi\u1ec7t l\u00e0 m\u00e3 \u0111\u1ed9c \u0111\u00e0o coin, c\u00f3 th\u1ec3 \u00e2m th\u1ea7m chi\u1ebfm d\u1ee5ng CPU v\u00e0 t\u00e0i nguy\u00ean, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng VPS qu\u00e1 t\u1ea3i nghi\u00eam tr\u1ecdng.<\/li>\n<\/ul>\n<figure id=\"attachment_35615\" aria-describedby=\"caption-attachment-35615\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35615\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc.jpg\" alt=\"VPS b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c nhi\u1ec5m m\u00e3 \u0111\u1ed9c\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-bi-tan-cong-mang-hoac-nhiem-ma-doc-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35615\" class=\"wp-caption-text\">VPS b\u1ecb t\u1ea5n c\u00f4ng m\u1ea1ng ho\u1eb7c nhi\u1ec5m m\u00e3 \u0111\u1ed9c<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham\"><\/span>H\u1ea1 t\u1ea7ng m\u00e1y ch\u1ee7 y\u1ebfu khi\u1ebfn VPS ho\u1ea1t \u0111\u1ed9ng ch\u1eadm<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Hi\u1ec7u n\u0103ng c\u1ee7a VPS ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng m\u00e1y ch\u1ee7 v\u1eadt l\u00fd m\u00e0 nh\u00e0 cung c\u1ea5p s\u1eed d\u1ee5ng. Khi h\u1ea1 t\u1ea7ng y\u1ebfu ho\u1eb7c l\u1ed7i th\u1eddi, vi\u1ec7c VPS b\u1ecb lag l\u00e0 \u0111i\u1ec1u kh\u00f3 tr\u00e1nh kh\u1ecfi. M\u1ed9t s\u1ed1 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Ph\u1ea7n c\u1ee9ng c\u0169 k\u1ef9<\/strong>: M\u00e1y ch\u1ee7 v\u1eadt l\u00fd \u0111\u00e3 l\u1ed7i th\u1eddi, c\u1ea5u h\u00ecnh y\u1ebfu, kh\u00f4ng \u0111\u1ee7 s\u1ee9c \u0111\u00e1p \u1ee9ng nhu c\u1ea7u x\u1eed l\u00fd.<\/li>\n<li><strong>Chia s\u1ebb t\u00e0i nguy\u00ean qu\u00e1 m\u1ee9c<\/strong>: Nh\u00e0 cung c\u1ea5p nh\u1ed3i nh\u00e9t qu\u00e1 nhi\u1ec1u VPS tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7, khi\u1ebfn t\u00e0i nguy\u00ean b\u1ecb chia nh\u1ecf v\u00e0 kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/li>\n<li><strong>\u0110\u01b0\u1eddng truy\u1ec1n m\u1ea1ng k\u00e9m<\/strong>: Data center c\u00f3 b\u0103ng th\u00f4ng th\u1ea5p ho\u1eb7c k\u1ebft n\u1ed1i kh\u00f4ng \u1ed5n \u0111\u1ecbnh, d\u1eabn \u0111\u1ebfn \u0111\u1ed9 tr\u1ec5 cao v\u00e0 gi\u00e1n \u0111o\u1ea1n truy c\u1eadp.<\/li>\n<\/ul>\n<figure id=\"attachment_35619\" aria-describedby=\"caption-attachment-35619\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35619\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham.jpg\" alt=\"H\u1ea1 t\u1ea7ng m\u00e1y ch\u1ee7 y\u1ebfu khi\u1ebfn VPS ho\u1ea1t \u0111\u1ed9ng ch\u1eadm\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Ha-tang-may-chu-yeu-khien-VPS-hoat-dong-cham-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35619\" class=\"wp-caption-text\">H\u1ea1 t\u1ea7ng m\u00e1y ch\u1ee7 y\u1ebfu khi\u1ebfn VPS ho\u1ea1t \u0111\u1ed9ng ch\u1eadm<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach\"><\/span>VPS ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u \u0111\u00fang c\u00e1ch<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t VPS ch\u01b0a \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u th\u01b0\u1eddng d\u1ec5 g\u1eb7p t\u00ecnh tr\u1ea1ng ch\u1eadm, gi\u1eadt ho\u1eb7c treo m\u00e1y. Vi\u1ec7c c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m kh\u00f4ng t\u01b0\u01a1ng th\u00edch c\u00f3 th\u1ec3 g\u00e2y xung \u0111\u1ed9t, gi\u1ea3m hi\u1ec7u su\u1ea5t x\u1eed l\u00fd. B\u00ean c\u1ea1nh \u0111\u00f3, khi c\u00f3 qu\u00e1 nhi\u1ec1u d\u1ecbch v\u1ee5 ho\u1eb7c \u1ee9ng d\u1ee5ng ch\u1ea1y kh\u00f4ng c\u1ea7n thi\u1ebft, t\u00e0i nguy\u00ean h\u1ec7 th\u1ed1ng b\u1ecb chi\u1ebfm d\u1ee5ng, khi\u1ebfn VPS kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3.<\/p>\n<p>Web server l\u00e0 ph\u1ea7n m\u1ec1m ch\u1ecbu tr\u00e1ch nhi\u1ec7m x\u1eed l\u00fd c\u00e1c y\u00eau c\u1ea7u t\u1eeb ng\u01b0\u1eddi d\u00f9ng v\u00e0 tr\u1ea3 v\u1ec1 n\u1ed9i dung website. C\u1ea5u h\u00ecnh sai c\u00f3 th\u1ec3 g\u00e2y l\u00e3ng ph\u00ed t\u00e0i nguy\u00ean nghi\u00eam tr\u1ecdng.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> C\u1ea5u h\u00ecnh m\u1eb7c \u0111\u1ecbnh c\u1ee7a Apache\/Nginx th\u01b0\u1eddng kh\u00f4ng t\u1ed1i \u01b0u cho m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf. C\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 MaxClients, KeepAliveTimeout, worker_processes kh\u00f4ng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi t\u00e0i nguy\u00ean c\u1ee7a VPS.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong> Ki\u1ec3m tra c\u00e1c file c\u1ea5u h\u00ecnh, th\u01b0\u1eddng n\u1eb1m \u1edf \/etc\/httpd\/ (cho Apache) ho\u1eb7c \/etc\/nginx\/ (cho Nginx).<\/li>\n<\/ul>\n<figure id=\"attachment_35620\" aria-describedby=\"caption-attachment-35620\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35620\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach.jpg\" alt=\"VPS ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u \u0111\u00fang c\u00e1ch\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/VPS-chua-duoc-cau-hinh-va-toi-uu-dung-cach-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35620\" class=\"wp-caption-text\">VPS ch\u01b0a \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u \u0111\u00fang c\u00e1ch<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Database-khong-duoc-toi-uu\"><\/span><strong>Database kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1edbi c\u00e1c website \u0111\u1ed9ng, c\u01a1 s\u1edf d\u1eef li\u1ec7u (database) l\u00e0 tr\u00e1i tim c\u1ee7a h\u1ec7 th\u1ed1ng. M\u1ed9t tr\u00e1i tim y\u1ebfu s\u1ebd kh\u00f4ng th\u1ec3 b\u01a1m m\u00e1u \u0111i nu\u00f4i c\u01a1 th\u1ec3.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> C\u00e1c c\u00e2u truy v\u1ea5n (query) qu\u00e1 ph\u1ee9c t\u1ea1p, kh\u00f4ng s\u1eed d\u1ee5ng ch\u1ec9 m\u1ee5c (index), l\u1ea5y ra qu\u00e1 nhi\u1ec1u d\u1eef li\u1ec7u kh\u00f4ng c\u1ea7n thi\u1ebft.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong> B\u1eadt t\u00ednh n\u0103ng &#8220;slow query log&#8221; trong MySQL\/MariaDB. T\u00ednh n\u0103ng n\u00e0y s\u1ebd ghi l\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c c\u00e2u truy v\u1ea5n ch\u1ea1y ch\u1eadm h\u01a1n m\u1ed9t kho\u1ea3ng th\u1eddi gian b\u1ea1n quy \u0111\u1ecbnh (v\u00ed d\u1ee5: 2 gi\u00e2y).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag\"><\/span>Qu\u00e1 nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n l\u00e0m VPS b\u1ecb lag<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Vi\u1ec7c \u0111\u1ec3 qu\u00e1 nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n tr\u00ean VPS l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn khi\u1ebfn h\u1ec7 th\u1ed1ng b\u1ecb ch\u1eadm. Nh\u1eefng \u1ee9ng d\u1ee5ng kh\u00f4ng c\u1ea7n thi\u1ebft v\u1eabn ti\u00eau t\u1ed1n CPU, RAM v\u00e0 I\/O, khi\u1ebfn t\u00e0i nguy\u00ean b\u1ecb d\u00e0n tr\u1ea3i. T\u00ecnh tr\u1ea1ng n\u00e0y c\u00e0ng nghi\u00eam tr\u1ecdng h\u01a1n khi c\u00e1c \u1ee9ng d\u1ee5ng c\u00f9ng ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u00f3 c\u01a1 ch\u1ebf \u01b0u ti\u00ean x\u1eed l\u00fd r\u00f5 r\u00e0ng, l\u00e0m VPS ph\u1ea3n h\u1ed3i ch\u1eadm v\u00e0 k\u00e9m m\u01b0\u1ee3t m\u00e0.<\/p>\n<figure id=\"attachment_35618\" aria-describedby=\"caption-attachment-35618\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35618\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag.jpg\" alt=\"Qu\u00e1 nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n l\u00e0m VPS b\u1ecb lag\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Qua-nhieu-ung-dung-chay-nen-lam-VPS-bi-lag-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35618\" class=\"wp-caption-text\">Qu\u00e1 nhi\u1ec1u \u1ee9ng d\u1ee5ng ch\u1ea1y n\u1ec1n l\u00e0m VPS b\u1ecb lag<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Ma-nguon-code-hoac-plugintheme-bi-loi\"><\/span><strong>M\u00e3 ngu\u1ed3n (code) ho\u1eb7c plugin\/theme b\u1ecb l\u1ed7i<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00f4i khi, v\u1ea5n \u0111\u1ec1 kh\u00f4ng n\u1eb1m \u1edf h\u1ea1 t\u1ea7ng m\u00e0 n\u1eb1m \u1edf ch\u00ednh &#8220;ph\u1ea7n m\u1ec1m&#8221; b\u1ea1n c\u00e0i \u0111\u1eb7t l\u00ean \u0111\u00f3.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> M\u1ed9t plugin\/theme c\u1ee7a WordPress kh\u00f4ng t\u01b0\u01a1ng th\u00edch, \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh k\u00e9m, ho\u1eb7c ch\u1ee9a m\u00e3 \u0111\u1ed9c. M\u1ed9t \u0111o\u1ea1n code trong \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n b\u1ecb l\u1ed7i logic, g\u00e2y ra v\u00f2ng l\u1eb7p v\u00f4 t\u1eadn.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>\u0110\u1ed1i v\u1edbi WordPress, h\u00e3y th\u1eed t\u1eaft l\u1ea7n l\u01b0\u1ee3t t\u1eebng plugin \u0111\u1ec3 xem t\u00ecnh tr\u1ea1ng <strong>VPS b\u1ecb lag<\/strong> c\u00f3 c\u1ea3i thi\u1ec7n kh\u00f4ng.<\/li>\n<li>Ki\u1ec3m tra file log l\u1ed7i c\u1ee7a website (error_log) \u0111\u1ec3 t\u00ecm c\u00e1c th\u00f4ng b\u00e1o b\u1ea5t th\u01b0\u1eddng.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Chay-qua-nhieu-dich-vu-khong-can-thiet\"><\/span><strong>Ch\u1ea1y qu\u00e1 nhi\u1ec1u d\u1ecbch v\u1ee5 kh\u00f4ng c\u1ea7n thi\u1ebft<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>H\u1ec7 \u0111i\u1ec1u h\u00e0nh khi m\u1edbi c\u00e0i \u0111\u1eb7t th\u01b0\u1eddng b\u1eadt s\u1eb5n nhi\u1ec1u d\u1ecbch v\u1ee5 m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 kh\u00f4ng bao gi\u1edd d\u00f9ng \u0111\u1ebfn, nh\u01b0ng ch\u00fang v\u1eabn ch\u1ea1y ng\u1ea7m v\u00e0 ti\u00eau t\u1ed1n RAM.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> C\u00e1c d\u1ecbch v\u1ee5 nh\u01b0 email server (Postfix), d\u1ecbch v\u1ee5 in \u1ea5n (cups)&#8230; v\u1eabn ch\u1ea1y d\u00f9 b\u1ea1n ch\u1ec9 d\u00f9ng VPS \u0111\u1ec3 l\u00e0m web server.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong> S\u1eed d\u1ee5ng l\u1ec7nh systemctl list-units &#8211;type=service &#8211;state=running \u0111\u1ec3 xem t\u1ea5t c\u1ea3 c\u00e1c d\u1ecbch v\u1ee5 \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Van-de-tu-chinh-nha-cung-cap-VPS-shared-resource\"><\/span><strong>V\u1ea5n \u0111\u1ec1 t\u1eeb ch\u00ednh nh\u00e0 cung c\u1ea5p VPS (shared resource)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t kh\u1ea3 n\u0103ng kh\u00e1ch quan. M\u1eb7c d\u00f9 l\u00e0 m\u00e1y ch\u1ee7 \u1ea3o ri\u00eang, nh\u01b0ng b\u1ea1n v\u1eabn \u0111ang d\u00f9ng chung t\u00e0i nguy\u00ean v\u1eadt l\u00fd v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng kh\u00e1c.<\/p>\n<ul>\n<li><strong>Nguy\u00ean nh\u00e2n:<\/strong> Nh\u00e0 cung c\u1ea5p &#8220;overselling&#8221; &#8211; b\u00e1n nhi\u1ec1u VPS h\u01a1n kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i c\u1ee7a m\u00e1y ch\u1ee7 v\u1eadt l\u00fd. M\u1ed9t &#8220;h\u00e0ng x\u00f3m&#8221; tr\u00ean c\u00f9ng m\u00e1y ch\u1ee7 v\u1eadt l\u00fd \u0111ang s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u t\u00e0i nguy\u00ean, g\u00e2y \u1ea3nh h\u01b0\u1edfng ch\u00e9o \u0111\u1ebfn b\u1ea1n.<\/li>\n<li><strong>C\u00e1ch ki\u1ec3m tra:<\/strong> S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 benchmark VPS (v\u00ed d\u1ee5: nench.sh, yet-another-bench-script) \u0111\u1ec3 \u0111o hi\u1ec7u n\u0103ng th\u1ef1c t\u1ebf c\u1ee7a CPU, RAM, \u1ed5 c\u1ee9ng v\u00e0 m\u1ea1ng. So s\u00e1nh k\u1ebft qu\u1ea3 v\u1edbi nh\u1eefng g\u00ec nh\u00e0 cung c\u1ea5p qu\u1ea3ng c\u00e1o.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"13-Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat\"><\/span>13+ C\u00e1ch kh\u1eafc ph\u1ee5c VPS b\u1ecb lag hi\u1ec7u qu\u1ea3 nh\u1ea5t<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Khoi-dong-lai-VPS-va-modem-mang\"><\/span>Kh\u1edfi \u0111\u1ed9ng l\u1ea1i VPS v\u00e0 modem m\u1ea1ng<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t trong nh\u1eefng c\u00e1ch \u0111\u01a1n gi\u1ea3n nh\u01b0ng hi\u1ec7u qu\u1ea3 \u0111\u1ec3 kh\u1eafc ph\u1ee5c t\u00ecnh tr\u1ea1ng VPS b\u1ecb lag l\u00e0 kh\u1edfi \u0111\u1ed9ng l\u1ea1i c\u1ea3 <strong>VPS v\u00e0 modem\/router<\/strong>. Vi\u1ec7c n\u00e0y gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c l\u1ed7i t\u1ea1m th\u1eddi, \u0111\u01b0a h\u1ec7 th\u1ed1ng v\u1ec1 tr\u1ea1ng th\u00e1i \u1ed5n \u0111\u1ecbnh ban \u0111\u1ea7u v\u00e0 c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i Internet.<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t, n\u1ebfu nh\u00e0 m\u1ea1ng (ISP) \u0111ang gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf, thao t\u00e1c n\u00e0y c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n t\u00e1i k\u1ebft n\u1ed1i v\u1edbi tuy\u1ebfn m\u1ea1ng t\u1ed1t h\u01a1n \u2014 h\u1eefu \u00edch khi b\u1ea1n \u0111ang truy c\u1eadp VPS \u0111\u1eb7t \u1edf n\u01b0\u1edbc ngo\u00e0i.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Doi-mang-Internet-hoac-dung-4G5G\"><\/span>\u0110\u1ed5i m\u1ea1ng Internet ho\u1eb7c d\u00f9ng 4G\/5G<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi m\u1ea1ng hi\u1ec7n t\u1ea1i kh\u00f4ng \u1ed5n \u0111\u1ecbnh, b\u1ea1n c\u00f3 th\u1ec3 th\u1eed <strong>chuy\u1ec3n sang m\u1ed9t \u0111\u01b0\u1eddng truy\u1ec1n kh\u00e1c<\/strong> c\u00f3 t\u1ed1c \u0111\u1ed9 qu\u1ed1c t\u1ebf t\u1ed1t h\u01a1n, ho\u1eb7c <strong>s\u1eed d\u1ee5ng m\u1ea1ng 4G\/5G<\/strong> \u0111\u1ec3 ph\u00e1t Wi-Fi cho thi\u1ebft b\u1ecb c\u1ee7a m\u00ecnh.<\/p>\n<p>\u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p t\u1ea1m th\u1eddi nh\u01b0ng hi\u1ec7u qu\u1ea3, \u0111\u1eb7c bi\u1ec7t trong tr\u01b0\u1eddng h\u1ee3p \u0111\u01b0\u1eddng truy\u1ec1n ch\u00ednh g\u1eb7p s\u1ef1 c\u1ed1 ho\u1eb7c b\u1ecb gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ket-noi-qua-VPS-trung-gian\"><\/span>K\u1ebft n\u1ed1i qua VPS trung gian<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t c\u00e1ch kh\u00e1c \u0111\u1ec3 gi\u1ea3m lag khi truy c\u1eadp VPS \u1edf n\u01b0\u1edbc ngo\u00e0i l\u00e0 <strong>k\u1ebft n\u1ed1i th\u00f4ng qua m\u1ed9t VPS trung gian<\/strong>, \u01b0u ti\u00ean \u0111\u1eb7t t\u1ea1i Vi\u1ec7t Nam. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y gi\u00fap r\u00fat ng\u1eafn kho\u1ea3ng c\u00e1ch truy\u1ec1n d\u1eef li\u1ec7u, gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t truy c\u1eadp.<\/p>\n<figure id=\"attachment_35621\" aria-describedby=\"caption-attachment-35621\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35621\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat.jpg\" alt=\"C\u00e1ch kh\u1eafc ph\u1ee5c VPS b\u1ecb lag hi\u1ec7u qu\u1ea3 nh\u1ea5t\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat-300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-khac-phuc-VPS-bi-lag-hieu-qua-nhat-768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35621\" class=\"wp-caption-text\">C\u00e1ch kh\u1eafc ph\u1ee5c VPS b\u1ecb lag hi\u1ec7u qu\u1ea3 nh\u1ea5t<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Su-dung-CDN-de-tang-toc-truy-cap\"><\/span>S\u1eed d\u1ee5ng CDN \u0111\u1ec3 t\u0103ng t\u1ed1c truy c\u1eadp<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><strong>CDN (Content Delivery Network)<\/strong> l\u00e0 gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u \u0111\u1ec3 gi\u1ea3m t\u00ecnh tr\u1ea1ng VPS b\u1ecb lag, \u0111\u1eb7c bi\u1ec7t v\u1edbi c\u00e1c website c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn. CDN s\u1ebd ph\u00e2n ph\u1ed1i n\u1ed9i dung t\u1eeb m\u00e1y ch\u1ee7 g\u1ea7n ng\u01b0\u1eddi d\u00f9ng nh\u1ea5t, gi\u00fap gi\u1ea3m t\u1ea3i cho VPS v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i.<\/p>\n<p><strong>L\u1ee3i \u00edch khi d\u00f9ng CDN:<\/strong><\/p>\n<ul>\n<li><strong>Gi\u1ea3m t\u1ea3i cho VPS:<\/strong> C\u00e1c file t\u0129nh nh\u01b0 \u1ea3nh, video, CSS, JS \u0111\u01b0\u1ee3c ph\u1ee5c v\u1ee5 tr\u1ef1c ti\u1ebfp t\u1eeb m\u00e1y ch\u1ee7 CDN.<\/li>\n<li><strong>T\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang:<\/strong> Ng\u01b0\u1eddi d\u00f9ng truy c\u1eadp n\u1ed9i dung t\u1eeb v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd g\u1ea7n nh\u1ea5t, gi\u1ea3m \u0111\u1ed9 tr\u1ec5 \u0111\u00e1ng k\u1ec3.<\/li>\n<li><strong>C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i:<\/strong> Khi l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn, CDN s\u1ebd ph\u00e2n b\u1ed5 l\u01b0u l\u01b0\u1ee3ng, gi\u00fap VPS kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Toi-uu-hoa-noi-dung-website-de-giam-lag\"><\/span>T\u1ed1i \u01b0u h\u00f3a n\u1ed9i dung website \u0111\u1ec3 gi\u1ea3m lag<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u00f4i khi nguy\u00ean nh\u00e2n khi\u1ebfn VPS b\u1ecb lag kh\u00f4ng n\u1eb1m \u1edf m\u00e1y ch\u1ee7 m\u00e0 \u0111\u1ebfn t\u1eeb <strong>n\u1ed9i dung website<\/strong>.<\/p>\n<p>N\u1ebfu website ch\u1ee9a qu\u00e1 nhi\u1ec1u t\u1ec7p n\u1eb7ng, m\u00e3 kh\u00f4ng \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u, t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd s\u1ebd ch\u1eadm l\u1ea1i. H\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng to\u00e0n b\u1ed9 n\u1ed9i dung website \u0111\u01b0\u1ee3c <strong>t\u1ed1i \u01b0u h\u00f3a<\/strong> &#8211; b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 <strong>Google PageSpeed Insights<\/strong> \u0111\u1ec3 ki\u1ec3m tra.<\/p>\n<p>Khi website \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e1c ti\u00eau chu\u1ea9n PageSpeed \u0111\u1ec1 xu\u1ea5t, hi\u1ec7u n\u0103ng VPS c\u1ee7a b\u1ea1n s\u1ebd \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Theo-doi-VPS-va-giam-sat-mang-dinh-ky\"><\/span>Theo d\u00f5i VPS v\u00e0 gi\u00e1m s\u00e1t m\u1ea1ng \u0111\u1ecbnh k\u1ef3<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u0110\u1ec3 theo d\u00f5i t\u00ecnh tr\u1ea1ng VPS, b\u1ea1n n\u00ean s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t nh\u01b0 <strong>Nagios<\/strong>, <strong>Zabbix<\/strong> ho\u1eb7c <strong>Grafana<\/strong>. Nh\u1eefng c\u00f4ng c\u1ee5 n\u00e0y gi\u00fap b\u1ea1n ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u n\u0103ng m\u1ea1ng v\u00e0 h\u1ec7 th\u1ed1ng, t\u1eeb \u0111\u00f3 k\u1ecbp th\u1eddi x\u1eed l\u00fd tr\u01b0\u1edbc khi VPS b\u1ecb lag n\u1eb7ng h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Go-bo-ung-dung-dich-vu-du-thua\"><\/span>G\u1ee1 b\u1ecf \u1ee9ng d\u1ee5ng, d\u1ecbch v\u1ee5 d\u01b0 th\u1eeba<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e1c d\u1ecbch v\u1ee5 ho\u1eb7c \u1ee9ng d\u1ee5ng ch\u1ea1y ng\u1ea7m kh\u00f4ng s\u1eed d\u1ee5ng s\u1ebd ti\u00eau t\u1ed1n t\u00e0i nguy\u00ean \u0111\u00e1ng k\u1ec3. H\u00e3y <strong>v\u00f4 hi\u1ec7u h\u00f3a ho\u1eb7c g\u1ee1 b\u1ecf<\/strong> nh\u1eefng g\u00ec kh\u00f4ng c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng CPU, RAM v\u00e0 b\u0103ng th\u00f4ng.<\/p>\n<p>V\u00ed d\u1ee5: n\u1ebfu b\u1ea1n kh\u00f4ng d\u00f9ng c\u00e1c d\u1ecbch v\u1ee5 email nh\u01b0 <strong>Postfix<\/strong> ho\u1eb7c <strong>Sendmail<\/strong>, n\u00ean t\u1eaft ch\u00fang \u0111i \u0111\u1ec3 gi\u1ea3m t\u1ea3i cho h\u1ec7 th\u1ed1ng v\u00e0 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t VPS.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Toi-uu-hoa-website-va-ung-dung-tren-VPS\"><\/span>T\u1ed1i \u01b0u h\u00f3a website v\u00e0 \u1ee9ng d\u1ee5ng tr\u00ean VPS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu VPS \u0111ang ch\u1ea1y website ho\u1eb7c app, b\u1ea1n n\u00ean t\u1ed1i \u01b0u to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng g\u1ed3m <strong>m\u00e3 ngu\u1ed3n<\/strong>, <strong>c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/strong> v\u00e0 <strong>m\u00e1y ch\u1ee7 web<\/strong>. \u00c1p d\u1ee5ng <strong>caching<\/strong>, <strong>n\u00e9n d\u1eef li\u1ec7u<\/strong>, ho\u1eb7c d\u00f9ng <strong>LiteSpeed<\/strong> s\u1ebd gi\u00fap gi\u1ea3m t\u1ea3i x\u1eed l\u00fd, c\u1ea3i thi\u1ec7n t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i v\u00e0 h\u1ea1n ch\u1ebf t\u00ecnh tr\u1ea1ng lag \u0111\u00e1ng k\u1ec3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Nang-cap-tai-nguyen-VPS-khi-can-thiet\"><\/span>N\u00e2ng c\u1ea5p t\u00e0i nguy\u00ean VPS khi c\u1ea7n thi\u1ebft<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi VPS th\u01b0\u1eddng xuy\u00ean \u0111\u1ea1t m\u1ee9c s\u1eed d\u1ee5ng t\u1ed1i \u0111a v\u1ec1 <strong>CPU<\/strong>, <strong>RAM<\/strong>, ho\u1eb7c <strong>\u1ed5 c\u1ee9ng<\/strong>, \u0111\u00e3 \u0111\u1ebfn l\u00fac b\u1ea1n n\u00ean <strong>n\u00e2ng c\u1ea5p t\u00e0i nguy\u00ean<\/strong>. T\u0103ng dung l\u01b0\u1ee3ng RAM, ch\u1ecdn CPU m\u1ea1nh h\u01a1n ho\u1eb7c chuy\u1ec3n t\u1eeb HDD sang <strong>SSD\/NVMe<\/strong> s\u1ebd gi\u00fap h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0 h\u01a1n, gi\u1ea3m \u0111\u1ed9 tr\u1ec5 v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd t\u1ed5ng th\u1ec3.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tang-cuong-bao-mat-cho-he-thong-VPS\"><\/span>T\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt cho h\u1ec7 th\u1ed1ng VPS<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>M\u1ed9t VPS b\u1ea3o m\u1eadt k\u00e9m c\u00f3 th\u1ec3 b\u1ecb lag, b\u1ecb l\u1ed7i ho\u1eb7c th\u1eadm ch\u00ed b\u1ecb chi\u1ebfm quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n.<\/p>\n<p>\u0110\u1ec3 h\u1ea1n ch\u1ebf r\u1ee7i ro n\u00e0y, b\u1ea1n n\u00ean:<\/p>\n<ul>\n<li>C\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 ph\u1ea7n m\u1ec1m th\u01b0\u1eddng xuy\u00ean.<\/li>\n<li>C\u00e0i \u0111\u1eb7t t\u01b0\u1eddng l\u1eeda nh\u01b0 <strong>UFW<\/strong>, <strong>firewalld<\/strong> ho\u1eb7c <strong>CSF<\/strong> \u0111\u1ec3 l\u1ecdc truy c\u1eadp.<\/li>\n<li>Qu\u00e9t virus \u0111\u1ecbnh k\u1ef3 v\u1edbi <strong>ClamAV<\/strong>, <strong>Maldet<\/strong> ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 t\u01b0\u01a1ng t\u1ef1.<\/li>\n<li>Theo d\u00f5i log h\u1ec7 th\u1ed1ng \u0111\u1ec3 ph\u00e1t hi\u1ec7n h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li>Gi\u1edbi h\u1ea1n quy\u1ec1n truy c\u1eadp v\u00e0 \u0111\u00f3ng c\u00e1c c\u1ed5ng kh\u00f4ng c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<p>C\u00e1c bi\u1ec7n ph\u00e1p n\u00e0y gi\u00fap VPS c\u1ee7a b\u1ea1n an to\u00e0n h\u01a1n, ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u00edt b\u1ecb lag do t\u1ea5n c\u00f4ng.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Su-dung-mang-tuong-thich-khi-truy-cap-quoc-te\"><\/span>S\u1eed d\u1ee5ng m\u1ea1ng t\u01b0\u01a1ng th\u00edch khi truy c\u1eadp qu\u1ed1c t\u1ebf<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Khi truy c\u1eadp VPS \u1edf M\u1ef9 ho\u1eb7c c\u00e1c qu\u1ed1c gia kh\u00e1c, <strong>b\u0103ng th\u00f4ng qu\u1ed1c t\u1ebf<\/strong> c\u1ee7a nh\u00e0 m\u1ea1ng t\u1ea1i Vi\u1ec7t Nam c\u00f3 \u1ea3nh h\u01b0\u1edfng l\u1edbn \u0111\u1ebfn t\u1ed1c \u0111\u1ed9. Theo \u0111\u00e1nh gi\u00e1 th\u1ef1c t\u1ebf, <strong>VNPT<\/strong> hi\u1ec7n c\u00f3 k\u1ebft n\u1ed1i qu\u1ed1c t\u1ebf \u1ed5n \u0111\u1ecbnh nh\u1ea5t.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, m\u1ed9t s\u1ed1 ng\u01b0\u1eddi d\u00f9ng ph\u1ea3n \u00e1nh r\u1eb1ng <strong>FPT<\/strong> v\u00e0 <strong>Viettel<\/strong> th\u01b0\u1eddng g\u1eb7p t\u00ecnh tr\u1ea1ng lag nhi\u1ec1u h\u01a1n khi k\u1ebft n\u1ed1i t\u1edbi VPS \u1edf n\u01b0\u1edbc ngo\u00e0i. V\u00ec v\u1eady, b\u1ea1n n\u00ean ch\u1ecdn nh\u00e0 m\u1ea1ng c\u00f3 \u0111\u01b0\u1eddng truy\u1ec1n t\u01b0\u01a1ng th\u00edch t\u1ed1t v\u1edbi m\u00e1y ch\u1ee7 VPS c\u1ee7a m\u00ecnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ap-dung-bien-phap-bao-mat-nang-cao\"><\/span>\u00c1p d\u1ee5ng bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt n\u00e2ng cao<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu VPS b\u1ecb lag do <strong>t\u1ea5n c\u00f4ng DDoS ho\u1eb7c m\u00e3 \u0111\u1ed9c<\/strong>, c\u00e1c bi\u1ec7n ph\u00e1p th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7. B\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng <strong>Firewall Anti-DDoS chuy\u00ean d\u1ee5ng<\/strong>, cung c\u1ea5p kh\u1ea3 n\u0103ng l\u1ecdc v\u00e0 ch\u1eb7n t\u1ea5n c\u00f4ng nhi\u1ec1u l\u1edbp.<\/p>\n<p>Gi\u1ea3i ph\u00e1p n\u00e0y gi\u00fap b\u1ea3o v\u1ec7 VPS tr\u01b0\u1edbc c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng quy m\u00f4 l\u1edbn, duy tr\u00ec k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh v\u00e0 gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng gi\u00e1n \u0111o\u1ea1n d\u1ecbch v\u1ee5.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Lien-he-nha-cung-cap-hoac-chuyen-sang-nha-cung-cap-VPS-uy-tin\"><\/span>Li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p ho\u1eb7c chuy\u1ec3n sang nh\u00e0 cung c\u1ea5p VPS uy t\u00edn<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>N\u1ebfu \u0111\u00e3 th\u1eed m\u1ecdi c\u00e1ch nh\u01b0ng VPS v\u1eabn b\u1ecb lag, r\u1ea5t c\u00f3 th\u1ec3 <strong>nguy\u00ean nh\u00e2n n\u1eb1m \u1edf h\u1ea1 t\u1ea7ng ho\u1eb7c d\u1ecbch v\u1ee5 c\u1ee7a nh\u00e0 cung c\u1ea5p hi\u1ec7n t\u1ea1i<\/strong>. Khi \u0111\u00f3, h\u00e3y li\u00ean h\u1ec7 nh\u00e0 cung c\u1ea5p ngay \u0111\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m tra, h\u1ed7 tr\u1ee3 nhanh nh\u1ea5t ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 c\u00e2n nh\u1eafc <strong>chuy\u1ec3n sang \u0111\u01a1n v\u1ecb c\u00f3 uy t\u00edn<\/strong>, s\u1edf h\u1eefu h\u1ea1 t\u1ea7ng m\u1ea1nh, b\u0103ng th\u00f4ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9i ng\u0169 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt chuy\u00ean nghi\u1ec7p.<\/p>\n<p>\u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p l\u00e2u d\u00e0i gi\u00fap b\u1ea1n \u0111\u1ea3m b\u1ea3o hi\u1ec7u n\u0103ng v\u00e0 tr\u1ea3i nghi\u1ec7m \u1ed5n \u0111\u1ecbnh.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Khi-nao-ban-nen-nang-cap-hoac-doi-nha-cung-cap-VPS\"><\/span>Khi n\u00e0o b\u1ea1n n\u00ean n\u00e2ng c\u1ea5p ho\u1eb7c \u0111\u1ed5i nh\u00e0 cung c\u1ea5p VPS?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>N\u1ebfu VPS c\u1ee7a b\u1ea1n th\u01b0\u1eddng xuy\u00ean r\u01a1i v\u00e0o t\u00ecnh tr\u1ea1ng <strong>lag, qu\u00e1 t\u1ea3i CPU ho\u1eb7c \u0111\u1ea7y RAM<\/strong>, \u0111\u00e2y l\u00e0 d\u1ea5u hi\u1ec7u r\u00f5 r\u00e0ng cho th\u1ea5y <strong>t\u00e0i nguy\u00ean hi\u1ec7n t\u1ea1i kh\u00f4ng c\u00f2n \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u s\u1eed d\u1ee5ng<\/strong>. Khi \u0111\u00f3, vi\u1ec7c <strong>n\u00e2ng c\u1ea5p VPS<\/strong> l\u00ean g\u00f3i c\u00f3 c\u1ea5u h\u00ecnh cao h\u01a1n s\u1ebd gi\u00fap h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, x\u1eed l\u00fd nhanh v\u00e0 gi\u1ea3m \u0111\u1ed9 tr\u1ec5 \u0111\u00e1ng k\u1ec3.<\/p>\n<p>Ngo\u00e0i ra, n\u1ebfu b\u1ea1n nh\u1eadn th\u1ea5y <strong>t\u1ed1c \u0111\u1ed9 truy c\u1eadp VPS ch\u1eadm d\u00f9 \u0111\u00e3 t\u1ed1i \u01b0u<\/strong>, ho\u1eb7c <strong>d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 cung c\u1ea5p k\u00e9m, downtime x\u1ea3y ra th\u01b0\u1eddng xuy\u00ean<\/strong>, th\u00ec \u0111\u00e3 \u0111\u1ebfn l\u00fac <strong>xem x\u00e9t chuy\u1ec3n sang nh\u00e0 cung c\u1ea5p VPS uy t\u00edn h\u01a1n<\/strong>. M\u1ed9t h\u1ea1 t\u1ea7ng m\u1ea1nh m\u1ebd, m\u1ea1ng \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u1ed9i ng\u0169 h\u1ed7 tr\u1ee3 24\/7 s\u1ebd gi\u00fap b\u1ea1n \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t l\u00e2u d\u00e0i v\u00e0 tr\u00e1nh t\u00ecnh tr\u1ea1ng lag t\u00e1i di\u1ec5n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"InterData-%E2%80%93-Nha-cung-cap-dich-vu-VPS-on-dinh-uy-tin-tai-Viet-Nam\"><\/span>InterData &#8211; Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 VPS \u1ed5n \u0111\u1ecbnh, uy t\u00edn t\u1ea1i Vi\u1ec7t Nam<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u0110\u1ec3 gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 t\u00ecnh tr\u1ea1ng <strong>VPS b\u1ecb lag<\/strong> do \u0111\u01b0\u1eddng truy\u1ec1n v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 t\u1ed1t nh\u1ea5t, vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1ed9t nh\u00e0 cung c\u1ea5p uy t\u00edn trong n\u01b0\u1edbc l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. N\u1ebfu b\u1ea1n \u0111ang t\u00ecm ki\u1ebfm m\u1ed9t gi\u1ea3i ph\u00e1p m\u1ea1nh m\u1ebd v\u00e0 \u0111\u00e1ng tin c\u1eady, h\u00e3y c\u00e2n nh\u1eafc d\u1ecbch v\u1ee5 t\u1eeb <strong>InterData<\/strong>.<\/p>\n<p><strong>InterData.vn<\/strong> cung c\u1ea5p c\u00e1c <strong>g\u00f3i VPS ch\u1ea5t l\u01b0\u1ee3ng cao <\/strong>s\u1eed d\u1ee5ng <strong>100% \u1ed5 c\u1ee9ng SSD\/NVMe<\/strong> th\u1ebf h\u1ec7 m\u1edbi, mang l\u1ea1i t\u1ed1c \u0111\u1ed9 truy xu\u1ea5t d\u1eef li\u1ec7u v\u01b0\u1ee3t tr\u1ed9i, gi\u1ea3i quy\u1ebft hi\u1ec7u qu\u1ea3 &#8220;n\u00fat th\u1eaft c\u1ed5 chai&#8221; t\u1eeb Disk I\/O. V\u1edbi h\u1ea1 t\u1ea7ng m\u1ea1ng m\u1ea1nh m\u1ebd v\u1edbi c\u1ed5ng k\u1ebft n\u1ed1i l\u00ean t\u1edbi <strong>1Gbps v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u1ea1i c\u00e1c datacenter chu\u1ea9n Tier 3 t\u1ea1i Vi\u1ec7t Nam<\/strong>, VPS t\u1ea1i InterData \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 truy c\u1eadp nhanh v\u00e0 \u1ed5n \u0111\u1ecbnh cho ng\u01b0\u1eddi d\u00f9ng trong n\u01b0\u1edbc, gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a \u1ea3nh h\u01b0\u1edfng t\u1eeb s\u1ef1 c\u1ed1 c\u00e1p quang qu\u1ed1c t\u1ebf.<\/p>\n<figure id=\"attachment_35601\" aria-describedby=\"caption-attachment-35601\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-35601\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Loi-ich-khi-thue-VPS-gia-re-InterData-1024x893.png\" alt=\"L\u1ee3i \u00edch khi thu\u00ea VPS gi\u00e1 r\u1ebb - InterData\" width=\"800\" height=\"697\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Loi-ich-khi-thue-VPS-gia-re-InterData-1024x893.png 1024w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Loi-ich-khi-thue-VPS-gia-re-InterData-300x262.png 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Loi-ich-khi-thue-VPS-gia-re-InterData-768x670.png 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Loi-ich-khi-thue-VPS-gia-re-InterData.png 1030w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35601\" class=\"wp-caption-text\">L\u1ee3i \u00edch khi thu\u00ea VPS gi\u00e1 r\u1ebb &#8211; InterData<\/figcaption><\/figure>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, c\u00e1c g\u00f3i <strong>VPS t\u1ed1c \u0111\u1ed9 cao<\/strong> c\u1ee7a InterData c\u00f2n \u0111\u01b0\u1ee3c t\u00edch h\u1ee3p s\u1eb5n c\u00e1c c\u00f4ng ngh\u1ec7 b\u1ea3o m\u1eadt v\u00e0 <strong>ch\u1ed1ng DDoS ti\u00ean ti\u1ebfn<\/strong>, gi\u00fap b\u1ea3o v\u1ec7 m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n kh\u1ecfi c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng m\u1ea1ng ph\u1ed5 bi\u1ebfn. C\u00f9ng v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 thu\u1eadt chuy\u00ean m\u00f4n cao, <strong>s\u1eb5n s\u00e0ng h\u1ed7 tr\u1ee3 24\/7<\/strong>, InterData l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady \u0111\u1ec3 b\u1ea1n x\u00e2y d\u1ef1ng v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c d\u1ef1 \u00e1n tr\u1ef1c tuy\u1ebfn m\u00e0 kh\u00f4ng c\u00f2n ph\u1ea3i lo l\u1eafng v\u1ec1 v\u1ea5n \u0111\u1ec1 <strong>VPS b\u1ecb lag<\/strong>.<\/p>\n<figure id=\"attachment_35600\" aria-describedby=\"caption-attachment-35600\" style=\"width: 642px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-35600 size-full\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Bang-gia-thue-VPS-gia-re-tai-InterData-1.png\" alt=\"B\u1ea3ng gi\u00e1 thu\u00ea VPS gi\u00e1 r\u1ebb t\u1ea1i InterData\" width=\"642\" height=\"876\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Bang-gia-thue-VPS-gia-re-tai-InterData-1.png 642w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Bang-gia-thue-VPS-gia-re-tai-InterData-1-220x300.png 220w\" sizes=\"auto, (max-width: 642px) 100vw, 642px\" \/><figcaption id=\"caption-attachment-35600\" class=\"wp-caption-text\">B\u1ea3ng gi\u00e1 thu\u00ea VPS gi\u00e1 r\u1ebb t\u1ea1i InterData<\/figcaption><\/figure>\n<p><strong><a href=\"https:\/\/interdata.vn\/thue-vps\/\">Tham kh\u1ea3o th\u00eam b\u1ea3ng gi\u00e1 VPS ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 c\u00e1c g\u00f3i VPS c\u1ea5u h\u00ecnh m\u1ea1nh t\u1ea1i \u0111\u00e2y!<\/a><\/strong><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-bien-phap-toi-uu-chu-dong-de-phong-tranh-VPS-bi-lag\"><\/span><strong>C\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u ch\u1ee7 \u0111\u1ed9ng \u0111\u1ec3 ph\u00f2ng tr\u00e1nh VPS b\u1ecb lag<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>&#8220;Ph\u00f2ng b\u1ec7nh h\u01a1n ch\u1eefa b\u1ec7nh&#8221;. Thay v\u00ec \u0111\u1ee3i \u0111\u1ebfn khi s\u1ef1 c\u1ed1 x\u1ea3y ra, b\u1ea1n n\u00ean th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p sau \u0111\u1ec3 gi\u1eef cho VPS lu\u00f4n ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh:<\/p>\n<ul>\n<li><strong>Ch\u1ecdn g\u00f3i VPS ph\u00f9 h\u1ee3p ngay t\u1eeb \u0111\u1ea7u:<\/strong> \u0110\u1eebng ch\u1ecdn g\u00f3i VPS r\u1ebb nh\u1ea5t ch\u1ec9 v\u00ec ti\u1ebft ki\u1ec7m chi ph\u00ed. H\u00e3y \u01b0\u1edbc t\u00ednh nhu c\u1ea7u v\u00e0 ch\u1ecdn m\u1ed9t g\u00f3i c\u00f3 d\u01b0 m\u1ed9t ch\u00fat t\u00e0i nguy\u00ean \u0111\u1ec3 d\u1ef1 ph\u00f2ng.<\/li>\n<li><strong>S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t (Monitoring):<\/strong> C\u00e0i \u0111\u1eb7t c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Zabbix, Nagios ho\u1eb7c s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 gi\u00e1m s\u00e1t c\u1ee7a b\u00ean th\u1ee9 ba \u0111\u1ec3 theo d\u00f5i t\u00e0i nguy\u00ean VPS 24\/7 v\u00e0 nh\u1eadn c\u1ea3nh b\u00e1o ngay khi c\u00f3 d\u1ea5u hi\u1ec7u b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li><strong>Th\u01b0\u1eddng xuy\u00ean c\u1eadp nh\u1eadt h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 ph\u1ea7n m\u1ec1m:<\/strong> C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt kh\u00f4ng ch\u1ec9 v\u00e1 l\u1ed7i b\u1ea3o m\u1eadt m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n hi\u1ec7u n\u0103ng.<\/li>\n<li><strong>T\u1ed1i \u01b0u h\u00f3a h\u00ecnh \u1ea3nh v\u00e0 s\u1eed d\u1ee5ng CDN:<\/strong> Gi\u1ea3m k\u00edch th\u01b0\u1edbc h\u00ecnh \u1ea3nh tr\u00ean website v\u00e0 s\u1eed d\u1ee5ng M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) \u0111\u1ec3 t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ea3i trang v\u00e0 gi\u1ea3m t\u1ea3i cho VPS.<\/li>\n<li><strong>L\u00ean l\u1ecbch sao l\u01b0u (backup) \u0111\u1ecbnh k\u1ef3:<\/strong> Vi\u1ec7c n\u00e0y kh\u00f4ng tr\u1ef1c ti\u1ebfp ch\u1ed1ng lag, nh\u01b0ng s\u1ebd l\u00e0 c\u1ee9u c\u00e1nh cho b\u1ea1n trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1 nghi\u00eam tr\u1ecdng c\u1ea7n kh\u00f4i ph\u1ee5c l\u1ea1i d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<figure id=\"attachment_35622\" aria-describedby=\"caption-attachment-35622\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-35622\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-phong-VPS-bi-lag-.jpg\" alt=\"C\u00e1ch ph\u00f2ng VPS b\u1ecb lag\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-phong-VPS-bi-lag-.jpg 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-phong-VPS-bi-lag--300x188.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/11\/Cach-phong-VPS-bi-lag--768x480.jpg 768w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-35622\" class=\"wp-caption-text\">C\u00e1ch ph\u00f2ng VPS b\u1ecb lag<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Cau-hoi-thuong-gap-FAQ\"><\/span><strong>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p (FAQ)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"VPS-Viet-Nam-hay-VPS-nuoc-ngoai-de-bi-lag-hon\"><\/span><strong>VPS Vi\u1ec7t Nam hay VPS n\u01b0\u1edbc ngo\u00e0i d\u1ec5 b\u1ecb lag h\u01a1n?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e2u tr\u1ea3 l\u1eddi ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng c\u1ee7a b\u1ea1n. N\u1ebfu kh\u00e1ch h\u00e0ng ch\u1ee7 y\u1ebfu \u1edf Vi\u1ec7t Nam, VPS Vi\u1ec7t Nam s\u1ebd cho t\u1ed1c \u0111\u1ed9 truy c\u1eadp nhanh v\u00e0 \u1ed5n \u0111\u1ecbnh h\u01a1n do kho\u1ea3ng c\u00e1ch \u0111\u1ecba l\u00fd g\u1ea7n. VPS n\u01b0\u1edbc ngo\u00e0i s\u1ebd d\u1ec5 b\u1ecb lag h\u01a1n khi x\u1ea3y ra s\u1ef1 c\u1ed1 \u0111\u1ee9t c\u00e1p quang bi\u1ec3n.<\/p>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu kh\u00e1ch h\u00e0ng c\u1ee7a b\u1ea1n \u1edf to\u00e0n c\u1ea7u, VPS \u0111\u1eb7t t\u1ea1i c\u00e1c v\u1ecb tr\u00ed trung t\u00e2m nh\u01b0 Singapore ho\u1eb7c Ch\u00e2u \u00c2u c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tai-sao-VPS-moi-mua-da-bi-cham\"><\/span><strong>T\u1ea1i sao VPS m\u1edbi mua \u0111\u00e3 b\u1ecb ch\u1eadm?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3 m\u1ed9t v\u00e0i kh\u1ea3 n\u0103ng: b\u1ea1n \u0111\u00e3 ch\u1ecdn g\u00f3i c\u1ea5u h\u00ecnh qu\u00e1 y\u1ebfu so v\u1edbi \u1ee9ng d\u1ee5ng b\u1ea1n c\u00e0i \u0111\u1eb7t; nh\u00e0 cung c\u1ea5p s\u1eed d\u1ee5ng \u1ed5 c\u1ee9ng HDD c\u0169 k\u1ef9; ho\u1eb7c b\u1ea1n \u0111\u00e3 g\u1eb7p ph\u1ea3i tr\u01b0\u1eddng h\u1ee3p &#8220;h\u00e0ng x\u00f3m \u1ed3n \u00e0o&#8221; tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd. H\u00e3y th\u1eed ch\u1ea1y c\u00e1c c\u00f4ng c\u1ee5 benchmark \u0111\u1ec3 ki\u1ec3m tra hi\u1ec7u n\u0103ng th\u1ef1c t\u1ebf.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Su-dung-control-panel-cPanel-DirectAdmin-co-lam-VPS-lag-hon-khong\"><\/span><strong>S\u1eed d\u1ee5ng control panel (cPanel, DirectAdmin) c\u00f3 l\u00e0m VPS lag h\u01a1n kh\u00f4ng?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00f3. C\u00e1c control panel n\u00e0y cung c\u1ea5p giao di\u1ec7n \u0111\u1ed3 h\u1ecda ti\u1ec7n l\u1ee3i nh\u01b0ng c\u0169ng ti\u00eau t\u1ed1n m\u1ed9t l\u01b0\u1ee3ng t\u00e0i nguy\u00ean CPU v\u00e0 RAM kh\u00f4ng nh\u1ecf \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng. N\u1ebfu b\u1ea1n c\u00f3 k\u1ef9 n\u0103ng qu\u1ea3n tr\u1ecb qua d\u00f2ng l\u1ec7nh v\u00e0 mu\u1ed1n ti\u1ebft ki\u1ec7m t\u00e0i nguy\u00ean t\u1ed1i \u0111a, vi\u1ec7c kh\u00f4ng c\u00e0i \u0111\u1eb7t control panel s\u1ebd gi\u00fap VPS nh\u1eb9 nh\u00e0ng h\u01a1n.<\/p>\n<p>H\u00e0nh tr\u00ecnh x\u1eed l\u00fd m\u1ed9t <strong>VPS b\u1ecb lag<\/strong> \u0111\u00f2i h\u1ecfi s\u1ef1 ki\u00ean nh\u1eabn v\u00e0 ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn c\u00f3 h\u1ec7 th\u1ed1ng. Thay v\u00ec hoang mang, h\u00e3y tu\u00e2n th\u1ee7 quy tr\u00ecnh ba b\u01b0\u1edbc: <strong>Ch\u1ea9n \u0111o\u00e1n \u0111\u00fang b\u1ec7nh<\/strong> b\u1eb1ng c\u00e1ch ki\u1ec3m tra l\u1ea7n l\u01b0\u1ee3t c\u00e1c nguy\u00ean nh\u00e2n t\u1eeb t\u00e0i nguy\u00ean, m\u1ea1ng l\u01b0\u1edbi \u0111\u1ebfn ph\u1ea7n m\u1ec1m; <strong>B\u1ed1c \u0111\u00fang thu\u1ed1c<\/strong> b\u1eb1ng vi\u1ec7c \u00e1p d\u1ee5ng c\u00e1c gi\u1ea3i ph\u00e1p kh\u1eafc ph\u1ee5c t\u01b0\u01a1ng \u1ee9ng \u0111\u00e3 n\u00eau; v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 <strong>Ph\u00f2ng b\u1ec7nh h\u01a1n ch\u1eefa b\u1ec7nh<\/strong> qua vi\u1ec7c ch\u1ee7 \u0111\u1ed9ng t\u1ed1i \u01b0u v\u00e0 gi\u00e1m s\u00e1t h\u1ec7 th\u1ed1ng th\u01b0\u1eddng xuy\u00ean.<\/p>\n<p>Hy v\u1ecdng r\u1eb1ng b\u00e0i vi\u1ebft chi ti\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n \u0111\u1ea7y \u0111\u1ee7 ki\u1ebfn th\u1ee9c v\u00e0 c\u00f4ng c\u1ee5 c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ef1 tin x\u1eed l\u00fd khi g\u1eb7p ph\u1ea3i s\u1ef1 c\u1ed1 <strong>VPS b\u1ecb lag<\/strong>. N\u1ebfu b\u1ea1n c\u00f3 b\u1ea5t k\u1ef3 c\u00e2u h\u1ecfi n\u00e0o ho\u1eb7c c\u1ea7n t\u01b0 v\u1ea5n v\u1ec1 m\u1ed9t gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 \u1ea3o \u1ed5n \u0111\u1ecbnh, \u0111\u1eebng ng\u1ea7n ng\u1ea1i li\u00ean h\u1ec7 <strong><a href=\"https:\/\/interdata.vn\/\">InterData<\/a> <\/strong>\u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chi ti\u1ebft v\u1ec1 d\u1ecbch v\u1ee5.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>VPS b\u1ecb lag\u00a0\u0111\u1ed9t ng\u1ed9t khi\u1ebfn website ng\u1eebng ph\u1ea3n h\u1ed3i, c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n \u0111\u00ecnh tr\u1ec7 v\u00e0 g\u00e2y ra s\u1ef1 b\u1ef1c b\u1ed9i kh\u00f4ng h\u1ec1 nh\u1ecf? \u0110\u00e2y l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 ng\u01b0\u1eddi d\u00f9ng m\u00e1y ch\u1ee7 \u1ea3o g\u1eb7p ph\u1ea3i. B\u00e0i vi\u1ebft n\u00e0y c\u1ee7a InterData s\u1ebd \u0111i s\u00e2u ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n c\u1ed1t<\/p>\n","protected":false},"author":11,"featured_media":35624,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-35596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vps"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/35596","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=35596"}],"version-history":[{"count":4,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/35596\/revisions"}],"predecessor-version":[{"id":35625,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/35596\/revisions\/35625"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/35624"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=35596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=35596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=35596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}