{"id":12377982,"date":"2026-03-19T15:51:39","date_gmt":"2026-03-19T07:51:39","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%85%a8%e6%96%b9%e4%bd%8d%e8%a7%a3%e6%9e%90vps%e4%b8%bb%e6%9c%ba%ef%bc%9a%e4%bb%8e%e6%a6%82%e5%bf%b5%e3%80%81%e9%80%89%e6%8b%a9%e5%88%b0%e9%85%8d%e7%bd%ae%e4%b8%8e%e4%bc%98%e5%8c%96%e7%9a%84\/"},"modified":"2026-03-19T16:19:05","modified_gmt":"2026-03-19T08:19:05","slug":"ultimate-guide-to-vps-hosting-concepts-selection-configuration-optimization","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/vps-hosting\/ultimate-guide-to-vps-hosting-concepts-selection-configuration-optimization\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn to\u00e0n di\u1ec7n v\u1ec1 VPS: T\u1eeb kh\u00e1i ni\u1ec7m, l\u1ef1a ch\u1ecdn \u0111\u1ebfn c\u1ea5u h\u00ecnh v\u00e0 t\u1ed1i \u01b0u h\u00f3a"},"content":{"rendered":"

Trong c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng internet hi\u1ec7n \u0111\u1ea1i, m\u00e1y ch\u1ee7 \u1ea3o ri\u00eang (Virtual Private Server \u2013 VPS) \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n c\u1ed1t l\u00f5i trong vi\u1ec7c x\u00e2y d\u1ef1ng c\u00e1c doanh nghi\u1ec7p v\u00e0 d\u1ef1 \u00e1n tr\u1ef1c tuy\u1ebfn. N\u00f3 n\u1eb1m \u1edf v\u1ecb tr\u00ed gi\u1eefa m\u00e1y ch\u1ee7 chia s\u1ebb v\u00e0 m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp \u0111\u1eaft ti\u1ec1n, cung c\u1ea5p s\u1ef1 c\u00e2n b\u1eb1ng ho\u00e0n h\u1ea3o gi\u1eefa gi\u00e1 c\u1ea3, quy\u1ec1n ki\u1ec3m so\u00e1t v\u00e0 hi\u1ec7u n\u0103ng, mang l\u1ea1i l\u1ee3i \u00edch cho c\u1ea3 c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00e1 nh\u00e2n, c\u00e1c doanh nghi\u1ec7p m\u1edbi th\u00e0nh l\u1eadp l\u1eabn c\u00e1c d\u1ef1 \u00e1n l\u1edbn.<\/p>\n\n\n\n

Gi\u1ea3i th\u00edch c\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i v\u1ec1 VPS<\/h2>\n\n\n\n

VPS (Virtual Private Server) l\u00e0 lo\u1ea1i m\u00e1y ch\u1ee7 \u1ea3o \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a, nh\u1eb1m chia m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd th\u00e0nh nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng m\u00e1y ch\u1ee7 \u1ea3o ri\u00eang bi\u1ec7t v\u00e0 \u0111\u01b0\u1ee3c c\u00f4 l\u1eadp v\u1edbi nhau. M\u1ed7i VPS \u0111\u1ec1u c\u00f3 th\u1ec3 ch\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a ri\u00eang m\u00ecnh, s\u1edf h\u1eefu \u0111\u1ecba ch\u1ec9 IP, b\u1ed9 nh\u1edb, CPU v\u00e0 kh\u00f4ng gian \u0111\u0129a ri\u00eang bi\u1ec7t. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n VPS \u0111\u00f3 nh\u01b0 th\u1ec3 \u0111\u00f3 l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd th\u1ef1c th\u1ee5.<\/p>\n\n\n\n

C\u01a1 s\u1edf c\u1ee7a c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a<\/h3>\n\n\n\n

Vi\u1ec7c \u1ea3o h\u00f3a l\u00e0 n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n c\u1ee7a c\u00e1c d\u1ecbch v\u1ee5 VPS (Virtual Private Server). C\u00f3 hai lo\u1ea1i c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a ch\u00ednh: c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a ho\u00e0n to\u00e0n nh\u01b0 OpenVZ\/KVM, v\u00e0 c\u00f4ng ngh\u1ec7 container nh\u01b0 LXC. C\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a ho\u00e0n to\u00e0n nh\u01b0 KVM m\u00f4 ph\u1ecfng to\u00e0n b\u1ed9 m\u00f4i tr\u01b0\u1eddng ph\u1ea7n c\u1ee9ng, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng c\u00e0i \u0111\u1eb7t b\u1ea5t k\u1ef3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh n\u00e0o, v\u00e0 mang l\u1ea1i m\u1ee9c \u0111\u1ed9 \u0111\u1ed9c l\u1eadp cao h\u01a1n. Ng\u01b0\u1ee3c l\u1ea1i, c\u00f4ng ngh\u1ec7 container nh\u01b0 LXC t\u1ea1o ra c\u00e1c kh\u00f4ng gian ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c c\u00f4 l\u1eadp tr\u00ean n\u1ec1n t\u1ea3ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u1ee7a m\u00e1y ch\u1ee7 ch\u1ee7 (host), c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn h\u01a1n, t\u1ed1n \u00edt t\u00e0i nguy\u00ean h\u01a1n v\u1ec1 m\u1eb7t hi\u1ec7u n\u0103ng, nh\u01b0ng \u0111\u1ed9 linh ho\u1ea1t l\u1ea1i k\u00e9m h\u01a1n m\u1ed9t ch\u00fat.<\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa VPS (M\u00e1y \u1ea3o ri\u00eang) v\u00e0 m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (Cloud Server)<\/h3>\n\n\n\n

M\u1eb7c d\u00f9 VPS (Virtual Private Server) v\u00e0 Cloud Server th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng thay th\u1ebf cho nhau, nh\u01b0ng gi\u1eefa ch\u00fang v\u1eabn c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t quan tr\u1ecdng. VPS truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng d\u1ef1a tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd duy nh\u1ea5t; n\u1ebfu ph\u1ea7n c\u1ee9ng n\u00e0y g\u1eb7p s\u1ef1 c\u1ed1, t\u1ea5t c\u1ea3 c\u00e1c instance VPS \u0111ang ch\u1ea1y tr\u00ean \u0111\u00f3 \u0111\u1ec1u c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng. Ng\u01b0\u1ee3c l\u1ea1i, Cloud Server hi\u1ec7n \u0111\u1ea1i \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean m\u1ed9t c\u1ee5m m\u00e1y ch\u1ee7 v\u1eadt l\u00fd, cho ph\u00e9p ph\u00e2n b\u1ed5 t\u00e0i nguy\u00ean m\u1ed9t c\u00e1ch linh ho\u1ea1t gi\u1eefa c\u00e1c node, t\u1eeb \u0111\u00f3 mang l\u1ea1i \u0111\u1ed9 s\u1eb5n s\u00e0ng cao h\u01a1n, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u1ed1t h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i sau th\u1ea3m h\u1ecda t\u1ed1t h\u01a1n.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn \u0111\u01b0\u1ee3c m\u00e1y ch\u1ee7 VPS ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n?<\/h2>\n\n\n\n

Tr\u01b0\u1edbc s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 VPS (Virtual Private Server) v\u00e0 g\u00f3i d\u1ecbch v\u1ee5 tr\u00ean th\u1ecb tr\u01b0\u1eddng, vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn l\u00e0 v\u00f4 c\u00f9ng quan tr\u1ecdng. M\u1ed9t l\u1ef1a ch\u1ecdn kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn nh\u1eefng v\u1ea5n \u0111\u1ec1 nh\u01b0 gi\u1edbi h\u1ea1n v\u1ec1 hi\u1ec7u n\u0103ng, chi ph\u00ed v\u01b0\u1ee3t qu\u00e1 ng<\/p>\n\n\n

\n\n
\n HostArmada VPS Hosting<\/strong>\n
Cloud SSD\/NVMe + t\u0103ng t\u1ed1c b\u1ed9 nh\u1edb \u0111\u1ec7m nhi\u1ec1u l\u1edbp, h\u1ed7 tr\u1ee3 24\/7\/365, th\u1eddi gian ph\u1ea3n h\u1ed3i r\u00f5 r\u00e0ng, VPS 7 ng\u00e0y \u0111\u1ea3m b\u1ea3o ho\u00e0n ti\u1ec1n, thanh to\u00e1n ngay \u0111\u1ec3 nh\u1eadn \u01b0u \u0111\u00e3i gi\u1ea3m 50%<\/div>\n <\/div>\n\n
\n \n \n \"VPS\n \n \n <\/a>\n \n \n Truy c\u1eadp HostArmada <\/a>\n <\/div>\n <\/div>\n\n \n\n\n\n\n\n\n

\u0110\u00e1nh gi\u00e1 c\u00e1c th\u00f4ng s\u1ed1 hi\u1ec7u n\u0103ng ch\u00ednh (Key Performance Parameters \u2013 KPIs)<\/h3>\n\n\n\n

Khi ch\u1ecdn VPS, b\u1ea1n n\u00ean ch\u00fa tr\u1ecdng \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng l\u00f5i CPU, dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb, lo\u1ea1i v\u00e0 k\u00edch th\u01b0\u1edbc \u1ed5 l\u01b0u tr\u1eef, c\u0169ng nh\u01b0 b\u0103ng th\u00f4ng v\u00e0 gi\u1edbi h\u1ea1n l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp. S\u1ed1 l\u01b0\u1ee3ng l\u00f5i CPU quy\u1ebft \u0111\u1ecbnh kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n; dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng ti\u1ebfn tr\u00ecnh c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u1ed3ng th\u1eddi. V\u1ec1 \u1ed5 l\u01b0u tr\u1eef, t\u1ed1c \u0111\u1ed9 c\u1ee7a \u1ed5 SSD nhanh h\u01a1n nhi\u1ec1u so v\u1edbi \u1ed5 HDD truy\u1ec1n th\u1ed1ng, gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ee7a \u1ee9ng d\u1ee5ng. B\u0103ng th\u00f4ng l\u00e0 t\u1ed1c \u0111\u1ed9 k\u1ebft n\u1ed1i m\u1ea1ng, trong khi l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u00e0 t\u1ed5ng l\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00e9p truy\u1ec1n trong m\u1ed9t th\u00e1ng; b\u1ea1n c\u1ea7n \u01b0\u1edbc l\u01b0\u1ee3ng l\u01b0u l\u01b0\u1ee3ng n\u00e0y d\u1ef1a tr\u00ean m\u1ee9c \u0111\u1ed9 truy c\u1eadp c\u1ee7a trang web ho\u1eb7c \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n

C\u00e1c y\u1ebfu t\u1ed1 then ch\u1ed1t c\u1ea7n xem x\u00e9t khi l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5<\/h3>\n\n\n\n

Uy t\u00edn c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5, v\u1ecb tr\u00ed \u0111\u1ecba l\u00fd c\u1ee7a trung t\u00e2m d\u1eef li\u1ec7u, ch\u1ea5t l\u01b0\u1ee3ng \u0111\u01b0\u1eddng truy\u1ec1n m\u1ea1ng v\u00e0 m\u1ee9c \u0111\u1ed9 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 then ch\u1ed1t c\u1ea7n \u0111\u01b0\u1ee3c xem x\u00e9t k\u1ef9 l\u01b0\u1ee1ng. \u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng Trung Qu\u1ed1c ho\u1eb7c nh\u1eefng d\u1ef1 \u00e1n nh\u1eafm \u0111\u1ebfn \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1ch h\u00e0ng trong n\u01b0\u1edbc, vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00e1c trung t\u00e2m d\u1eef li\u1ec7u \u1edf H\u1ed3ng K\u00f4ng, Nh\u1eadt B\u1ea3n ho\u1eb7c M\u1ef9 \u2013 n\u01a1i cung c\u1ea5p c\u00e1c \u0111\u01b0\u1eddng truy\u1ec1n \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a (ch\u1eb3ng h\u1ea1n nh\u01b0 CN2 GIA) \u2013 c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 t\u1ed1c \u0111\u1ed9 truy c\u1eadp. Ngo\u00e0i ra, vi\u1ec7c ki\u1ec3m tra xem nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u00f3 cung c\u1ea5p c\u00e1c d\u1ecbch v\u1ee5 b\u1ed5 sung nh\u01b0 sao l\u01b0u d\u1eef li\u1ec7u, t\u01b0\u1eddng l\u1eeda, b\u1ea3o v\u1ec7 ch\u1ed1ng DDoS hay kh\u00f4ng c\u0169ng r<\/p>\n\n\n\n

C\u1ea5u h\u00ecnh ban \u0111\u1ea7u v\u00e0 thi\u1ebft l\u1eadp b\u1ea3o m\u1eadt cho m\u00e1y ch\u1ee7 VPS<\/h2>\n\n\n\n

Sau khi mua VPS th\u00e0nh c\u00f4ng, vi\u1ec7c c\u1ea5u h\u00ecnh ban \u0111\u1ea7u v\u00e0 t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt l\u00e0 nh\u1eefng nhi\u1ec7m v\u1ee5 quan tr\u1ecdng nh\u1ea5t. \u0110\u00e2y l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y ch\u1ee7 ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong th\u1eddi gian d\u00e0i v\u00e0 tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng.<\/p>\n\n\n\n

C\u00e0i \u0111\u1eb7t H\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 T\u0103ng c\u01b0\u1eddng B\u1ea3o m\u1eadt C\u01a1 b\u1ea3n<\/h3>\n\n\n\n

H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u1ec1u cung c\u1ea5p c\u00e1c phi\u00ean b\u1ea3n Linux (nh\u01b0 Ubuntu, CentOS, Debian) c\u0169ng nh\u01b0 c\u00e1c phi\u00ean b\u1ea3n Windows Server d\u01b0\u1edbi d\u1ea1ng h\u00ecnh \u1ea3nh (images) \u0111\u1ec3 c\u00e0i \u0111\u1eb7t. \u0110\u1ed1i v\u1edbi h\u1ea7u h\u1ebft c\u00e1c \u1ee9ng d\u1ee5ng, vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c phi\u00ean b\u1ea3n Linux \u1ed5n \u0111\u1ecbnh l\u00e0 \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb. Sau khi c\u00e0i \u0111\u1eb7t h\u1ec7 th\u1ed1ng, b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean l\u00e0 c\u1eadp nh\u1eadt t\u1ea5t c\u1ea3 c\u00e1c g\u00f3i ph\u1ea7n m\u1ec1m. Ti\u1ebfp theo, b\u1ea1n c\u1ea7n thay \u0111\u1ed5i c\u1ed5ng SSH m\u1eb7c \u0111\u1ecbnh, v\u00f4 hi\u1ec7u h\u00f3a kh\u1ea3 n\u0103ng \u0111\u0103ng nh\u1eadp tr\u1ef1c ti\u1ebfp b\u1eb1ng t\u00e0i kho\u1ea3n root qua SSH, v\u00e0 t\u1ea1o c\u00e1c t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng th\u00f4ng th\u01b0\u1eddng s\u1eed d\u1ee5ng ch\u1ee9ng ch\u1ec9 SSH \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c qu\u1ea3n tr\u1ecb. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap ng\u0103n ch\u1eb7n hi\u1ec7u qu\u1ea3 c\u00e1c cu\u1ed9c t\u1ea5n c\u00f4ng b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c brute-force (c\u1ed1 g\u1eafng \u0111o\u00e1n m\u1eadt kh\u1ea9u).<\/p>\n\n\n\n

C\u1ea5u h\u00ecnh t\u01b0\u1eddng l\u1eeda v\u00e0 ch\u00ednh s\u00e1ch nh\u00f3m b\u1ea3o m\u1eadt<\/h3>\n\n\n\n

C\u1ea5u h\u00ecnh t\u01b0\u1eddng l\u1eeda l\u00e0 b\u01b0\u1edbc quan tr\u1ecdng \u0111\u1ec3 ng\u0103n ch\u1eb7n c\u00e1c truy c\u1eadp tr\u00e1i ph\u00e9p. H\u00e3y s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0\u2026UFW<\/code>(\u201cUncomplicated Firewall\u201d) ho\u1eb7cfirewalld<\/code>C\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 v\u1eady ch\u1ec9 n\u00ean m\u1edf nh\u1eefng c\u1ed5ng d\u1ecbch v\u1ee5 c\u1ea7n thi\u1ebft (ch\u1eb3ng h\u1ea1n nh\u01b0 c\u1ed5ng 80\/443 cho d\u1ecbch v\u1ee5 Web, ho\u1eb7c c\u00e1c c\u1ed5ng t\u00f9y ch\u1ec9nh cho SSH). \u0110\u1ed3ng th\u1eddi, n\u00ean t\u1eadn d\u1ee5ng t\u1ed1i \u0111a ch\u1ee9c n\u0103ng \u201cNh\u00f3m B\u1ea3o M\u1eadt\u201d (Security Groups) do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 cung c\u1ea5p \u0111\u1ec3 l\u1ecdc l\u01b0u l\u01b0\u1ee3ng v\u00e0o v\u00e0 ra \u1edf c\u1ea5p \u0111\u1ed9 c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng, nh\u1eb1m th\u1ef1c hi\u1ec7n vi\u1ec7c b\u1ea3o v\u1ec7 \u0111a t\u1ea7ng.<\/p>\n\n\n\n

Gi\u00e1m s\u00e1t hi\u1ec7u n\u0103ng VPS v\u00e0 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a n\u00e2ng cao<\/h2>\n\n\n\n

\u0110\u1ec3 VPS ph\u00e1t huy \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t t\u1ed1i \u01b0u, vi\u1ec7c gi\u00e1m s\u00e1t li\u00ean t\u1ee5c v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00f3 ch\u1ecdn l\u1ecdc l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 bao g\u1ed3m vi\u1ec7c ph\u00e2n b\u1ed5 t\u00e0i nguy\u00ean m\u00e0 c\u00f2n bao lu\u00f4n c\u1ea3 vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u1ea5u h\u00ecnh \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n

Gi\u00e1m s\u00e1t v\u00e0 C\u1ea3nh b\u00e1o T\u00e0i nguy\u00ean H\u1ec7 th\u1ed1ng<\/h3>\n\n\n\n

Vi\u1ec7c tri\u1ec3n khai c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t nh\u01b0 Netdata, Prometheus k\u1ebft h\u1ee3p v\u1edbi Grafana cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng theo d\u00f5i c\u00e1c ch\u1ec9 s\u1ed1 quan tr\u1ecdng nh\u01b0 CPU, b\u1ed9 nh\u1edb, ho\u1ea1t \u0111\u1ed9ng \u0111\u1ecdc\/ghi tr\u00ean \u0111\u0129a, l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng v\u00e0 m\u1ee9c \u0111\u1ed9 t\u1ea3i h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch tr\u1ef1c quan v\u00e0 theo th\u1eddi gian th\u1ef1c. B\u1eb1ng c\u00e1ch thi\u1ebft l\u1eadp c\u00e1c ng\u01b0\u1ee1ng c\u1ea3nh b\u00e1o, h\u1ec7 th\u1ed1ng s\u1ebd g\u1eedi th\u00f4ng b\u00e1o qua email ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 tr\u00f2 chuy\u1ec7n t\u1ee9c th\u00ec \u0111\u1ebfn qu\u1ea3n tr\u1ecb vi\u00ean khi m\u1ee9c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean v\u01b0\u1ee3t qu\u00e1 m\u1ed9t gi\u1edbi h\u1ea1n nh\u1ea5t \u0111\u1ecbnh. \u0110i\u1ec1u n\u00e0y gi\u00fap ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb vi\u00ean nhanh ch\u00f3ng ph\u00e1t hi\u1ec7n v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1, ng\u0103n ch\u1eb7n nh\u1eefng v\u1ea5n \u0111\u1ec1 tr\u01b0\u1edbc khi ch\u00fang tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng.<\/p>\n\n\n\n

T\u1ed1i \u01b0u h\u00f3a d\u1ecbch v\u1ee5 web v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/h3>\n\n\n\n

N\u1ebfu VPS ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u1eadn h\u00e0nh c\u00e1c trang web \u0111\u1ed9ng, vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a h\u1ec7 th\u1ed1ng Web server v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u l\u00e0 r\u1ea5t quan tr\u1ecdng. \u0110\u1ed1i v\u1edbi Nginx ho\u1eb7c Apache, b\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh s\u1ed1 l\u01b0\u1ee3ng ti\u1ebfn tr\u00ecnh l\u00e0m vi\u1ec7c, th\u1eddi gian h\u1ebft h\u1ea1n k\u1ebft n\u1ed1i, b\u1eadt ch\u1ee9c n\u0103ng n\u00e9n d\u1eef li\u1ec7u b\u1eb1ng Gzip v\u00e0 t\u1ed1i \u01b0u h\u00f3a b\u1ed9 nh\u1edb \u0111\u1ec7m tr\u00ean tr\u00ecnh duy\u1ec7t. \u0110\u1ed1i v\u1edbi MySQL ho\u1eb7c PostgreSQL, b\u1ea1n c\u1ea7n t\u1ed1i \u01b0u h\u00f3a c\u00e1c tham s\u1ed1 nh\u01b0 k\u00edch th\u01b0\u1edbc b\u1ed9 nh\u1edb \u0111\u1ec7m v\u00e0 s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i d\u1ef1a tr\u00ean dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb c\u1ee7a m\u00e1y ch\u1ee7. Vi\u1ec7c b\u1eadt ch\u1ee9c n\u0103ng OPcache trong PHP-FPM ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 l\u01b0u tr\u1eef \u0111\u1ec7m d\u1eef li\u1ec7u nh\u01b0 Redis c\u00f3 th\u1ec3 gi\u00fap n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t th\u1ef1c thi c\u00e1c \u1ee9ng d\u1ee5ng PHP.<\/p>\n\n

\r\n\t\r\n\t\t\r\n\t\r\n\t
\r\n\t\t
\r\n\t\t\t\r\n\t\t\t
\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"M\u00e1y\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
\r\n\t\t\t\t
\r\n\t\t\t\t\tM\u00e1y ch\u1ee7 VPS Bluehost<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tB\u1ed9 x\u1eed l\u00fd AMD EPYC th\u1ebf h\u1ec7 m\u1edbi, b\u1ed9 nh\u1edb DDR5 + l\u01b0u tr\u1eef NVMe SSD, h\u1ed7 tr\u1ee3 tr\u00f2 chuy\u1ec7n tr\u1ef1c tuy\u1ebfn v\u00e0 \u0111i\u1ec7n tho\u1ea1i 24\/7<\/span>\r\n\t\t\t\t
\r\n\t\t\t\r\n\t\t\t\t\t\t\r\n\t\t\t \r\n\t\t\t
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\u01afu \u0111\u00e3i t\u1ed1i \u0111a 32%<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp Bluehost VPS Hosting \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n\t\r\n\t
\r\n\t\t
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\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\"M\u00e1y\r\n\t\t\t\t\t\t\t\t\t\r\n\t\t\t<\/div>\r\n\t\t\t\r\n\t\t\t\r\n\t\t\t
\r\n\t\t\t\t
\r\n\t\t\t\t\tM\u00e1y ch\u1ee7 VPS UltaHost<\/strong>\r\n\t\t\t\t\t\t\t\t\t<\/div>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t\t\t\tCPU AMD EPYC, \u0111\u1ea3m b\u1ea3o th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng 99.99%, b\u1ea3o \u0111\u1ea3m ho\u00e0n ti\u1ec1n trong 30 ng\u00e0y<\/span>\r\n\t\t\t\t
\r\n\t\t\t\r\n\t\t\t\t\t\t\r\n\t\t\t \r\n\t\t\t
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\u01afu \u0111\u00e3i gi\u1ea3m 10% c\u00f3 th\u1eddi h\u1ea1n<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp VPS Hosting UltaHost \u2192<\/a>\r\n\t\t\t\t\t\t\t<\/div> \r\n\t\t<\/div>\r\n\t<\/div>\r\n\t\t\r\n<\/div>\r\n\r\n\r\n\n\n\n\n\n\n\n

Kernel parameters and network optimization<\/h3>\n\n\n\n

Trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u00f3 l\u01b0u l\u01b0\u1ee3ng cao ho\u1eb7c \u0111\u1ed3ng th\u1eddi x\u1eed l\u00fd nhi\u1ec1u y\u00eau c\u1ea7u (high-concurrency), vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c tham s\u1ed1 m\u1ea1ng trong h\u1ea1t nh\u00e2n Linux c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t h\u1ec7 th\u1ed1ng. V\u00ed d\u1ee5, c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a k\u00edch th\u01b0\u1edbc h\u00e0ng \u0111\u1ee3i k\u1ebft n\u1ed1i TCP, b\u1eadt ch\u1ee9c n\u0103ng m\u1edf k\u1ebft n\u1ed1i nhanh (TCP fast open), ho\u1eb7c \u0111i\u1ec1u ch\u1ec9nh gi\u1edbi h\u1ea1n s\u1ed1 file descriptor. Nh\u1eefng thay \u0111\u1ed5i n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u1ea9n th\u1eadn d\u1ef1a tr\u00ean t\u1ea3i th\u1ef1c t\u1ebf c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 t\u00ecnh tr\u1ea1ng m\u1ea1ng.<\/p>\n\n\n\n

T\u00f3m l\u1ea1i<\/h2>\n\n\n\n

VPS (Virtual Private Server) l\u00e0 gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef tr\u1ef1c tuy\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, t\u1eeb c\u00e1c d\u1ef1 \u00e1n c\u00e1 nh\u00e2n \u0111\u1ebfn c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p, nh\u1edd v\u00e0o t\u00ednh linh ho\u1ea1t, kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t cao v\u00e0 hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed. Vi\u1ec7c hi\u1ec3u r\u00f5 c\u00e1c nguy\u00ean l\u00fd k\u1ef9 thu\u1eadt c\u01a1 b\u1ea3n c\u1ee7a VPS l\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 c\u1ea5u h\u00ecnh VPS m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn, d\u1ef1a tr\u00ean nhu c\u1ea7u c\u1ee5 th\u1ec3, l\u00e0 b\u01b0\u1edbc kh\u1edfi \u0111\u1ea7u quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00e0nh c\u00f4ng. \u0110i\u1ec1u quan tr\u1ecdng h\u01a1n n\u1eefa l\u00e0 c\u1ea7n x\u00e2y d\u1ef1ng quy tr\u00ecnh c\u1ea5u h\u00ecnh an to\u00e0n th\u00e0nh c\u00e1c thao t\u00e1c ti\u00eau chu\u1ea9n, k\u1ebft h\u1ee3p v\u1edbi vi\u1ec7c gi\u00e1m s\u00e1t li\u00ean t\u1ee5c v\u00e0 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng, nh\u1eb1m \u0111\u1ea3m b\u1ea3o m\u00f4i tr\u01b0\u1eddng VPS ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n, t\u1eeb \u0111\u00f3 h\u1ed7 tr\u1ee3 s<\/p>\n\n\n\n

FAQ \u5e38\u89c1\u95ee\u9898<\/h2>\n\n\n\n

M\u00e1y ch\u1ee7 VPS v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o (Virtual Host) kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n

M\u00e1y ch\u1ee7 \u1ea3o (Virtual Host) l\u00e0 m\u00f4i tr\u01b0\u1eddng m\u00e0 nhi\u1ec1u trang web c\u00f9ng s\u1eed d\u1ee5ng chung m\u1ed9t m\u00e1y ch\u1ee7, bao g\u1ed3m h\u1ec7 \u0111i\u1ec1u h\u00e0nh, m\u00e1y ch\u1ee7 web v\u00e0 c\u00e1c \u1ee9ng d\u1ee5ng. Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u00f3 quy\u1ec1n qu\u1ea3n tr\u1ecb \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng; h\u1ecd ch\u1ec9 c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd c\u00e1c t\u1ec7p tin c\u1ee7a trang web th\u00f4ng qua b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (control panel). Ng\u01b0\u1ee3c l\u1ea1i, VPS (Virtual Private Server) cung c\u1ea5p h\u1ec7 \u0111i\u1ec1u h\u00e0nh ri\u00eang bi\u1ec7t c\u00f9ng quy\u1ec1n root ho\u1eb7c quy\u1ec1n qu\u1ea3n tr\u1ecb vi\u00ean \u0111\u1ea7y \u0111\u1ee7, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ef1 do c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m v\u00e0 c\u1ea5u h\u00ecnh m\u00f4i tr\u01b0\u1eddng theo nhu c\u1ea7u. M\u00f4i tr\u01b0\u1eddng c\u1ee7a m\u1ed7i ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c ng\u0103n c\u00e1ch ho\u00e0n to\u00e0n v\u1edbi m\u00f4i tr\u01b0\u1eddng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00e1c.<\/p>\n\n\n\n

T\u00f4i n\u00ean ch\u1ecdn b\u1ea3n ph\u00e1t h\u00e0nh Linux n\u00e0o cho VPS c\u1ee7a m\u00ecnh?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng m\u1edbi b\u1eaft \u0111\u1ea7u, Ubuntu l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng nh\u1edd v\u00e0o c\u1ed9ng \u0111\u1ed3ng l\u1edbn m\u1ea1nh, t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn \u0111a d\u1ea1ng v\u00e0 h\u1ed7 tr\u1ee3 phong ph\u00fa cho c\u00e1c g\u00f3i ph\u1ea7n m\u1ec1m; vi\u1ec7c g\u1eb7p ph\u1ea3i v\u1ea5n \u0111\u1ec1 v\u00e0 t\u00ecm ra gi\u1ea3i ph\u00e1p tr\u1edf n\u00ean r\u1ea5t d\u1ec5 d\u00e0ng. \u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p \u0111\u00f2i h\u1ecfi t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 h\u1ed7 tr\u1ee3 l\u00e2u d\u00e0i, CentOS (ho\u1eb7c c\u00e1c phi\u00ean b\u1ea3n thay th\u1ebf nh\u01b0 Rocky Linux, AlmaLinux) v\u00e0 Debian l\u00e0 nh\u1eefng l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p h\u01a1n. Vi\u1ec7c ch\u1ecdn phi\u00ean b\u1ea3n ph\u00e1t h\u00e0nh n\u00e0o c\u0169ng c\u1ea7n xem x\u00e9t \u0111\u1ebfn y\u00eau c\u1ea7u t\u01b0\u01a1ng th\u00edch gi\u1eefa c\u00e1c ph\u1ea7n m\u1ec1m b\u1ea1n d\u1ef1 \u0111\u1ecbnh s\u1eed d\u1ee5ng v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u00f3.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh li\u1ec7u b\u0103ng th\u00f4ng VPS c\u1ee7a t\u00f4i c\u00f3 \u0111\u1ee7 kh\u00f4ng?<\/h3>\n\n\n\n

B\u1ea1n c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 t\u00ecnh h\u00ecnh b\u1eb1ng c\u00e1ch theo d\u00f5i l\u01b0u l\u01b0\u1ee3ng m\u1ea1ng trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. N\u1ebfu VPS ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 v\u1eadn h\u00e0nh trang web, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ph\u00e2n t\u00edch \u0111\u1ec3 \u01b0\u1edbc l\u01b0\u1ee3ng k\u00edch th\u01b0\u1edbc trung b\u00ecnh c\u1ee7a m\u1ed7i trang v\u00e0 l\u01b0\u1ee3ng truy c\u1eadp h\u00e0ng ng\u00e0y, t\u1eeb \u0111\u00f3 t\u00ednh to\u00e1n nhu c\u1ea7u l\u01b0u l\u01b0\u1ee3ng h\u00e0ng th\u00e1ng. N\u1ebfu th\u01b0\u1eddng xuy\u00ean x\u1ea3y ra t\u00ecnh tr\u1ea1ng t\u1eafc ngh\u1ebdn m\u1ea1ng ho\u1eb7c l\u01b0u l\u01b0\u1ee3ng v\u01b0\u1ee3t qu\u00e1 m\u1ee9c cho ph\u00e9p, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc n\u00e2ng c\u1ea5p g\u00f3i b\u0103ng th\u00f4ng ho\u1eb7c s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 CDN (Content Delivery Network) \u0111\u1ec3 ph\u00e2n t\u00e1n l\u01b0u l\u01b0\u1ee3ng cho c\u00e1c t\u00e0i nguy\u00ean t\u0129nh. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap gi\u1ea3m b\u1edbt \u00e1p l\u1ef1c<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an ninh d\u1eef li\u1ec7u tr\u00ean VPS (M\u00e1y ch\u1ee7 \u1ea3o ri\u00eang)?<\/h3>\n\n\n\n

\u0110\u1ec3 b\u1ea3o v\u1ec7 an ninh d\u1eef li\u1ec7u, c\u1ea7n \u00e1p d\u1ee5ng nhi\u1ec1u bi\u1ec7n ph\u00e1p \u0111\u1ed3ng th\u1eddi. \u0110\u1ea7u ti\u00ean, c\u1ea7n sao l\u01b0u d\u1eef li\u1ec7u quan tr\u1ecdng v\u00e0 c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng \u0111\u1ecbnh k\u1ef3 (v\u00ed d\u1ee5: h\u00e0ng ng\u00e0y ho\u1eb7c h\u00e0ng tu\u1ea7n), v\u00e0 l\u01b0u tr\u1eef c\u00e1c b\u1ea3n sao l\u01b0u \u0111\u00f3 tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 VPS kh\u00e1c ho\u1eb7c d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng (object storage). Th\u1ee9 hai, c\u1ea7n th\u1ef1c hi\u1ec7n nghi\u00eam ng\u1eb7t c\u00e1c c\u1ea5u h\u00ecnh b\u1ea3o m\u1eadt \u0111\u00e3 \u0111\u1ec1 c\u1eadp tr\u01b0\u1edbc \u0111\u00f3, nh\u01b0 vi\u1ec7c s\u1eed d\u1ee5ng kh\u00f3a \u0111\u1ec3 \u0111\u0103ng nh\u1eadp v\u00e0 c\u00e1c quy t\u1eafc t\u01b0\u1eddng l\u1eeda. Ngo\u00e0i ra, c\u1ea7n c\u1eadp nh\u1eadt h\u1ec7 th\u1ed1ng v\u00e0 ph\u1ea7n m\u1ec1m \u1ee9ng d\u1ee5ng l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t v\u00e0 \u1ed5n \u0111\u1ecbnh nh\u1ea5t \u0111\u1ec3 kh\u1eafc ph\u1ee5c c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt \u0111\u00e3 bi\u1ebft. \u0110\u1ed1i v\u1edbi c\u00e1c ho\u1ea1t \u0111\u1ed9ng kinh doanh quan tr\u1ecdng, n\u00ean xem x\u00e9t vi\u1ec7c k\u00edch ho\u1ea1t t\u00ednh n\u0103ng t\u1ea1o b\u1ea3n sao l\u01b0u \u0111\u0129a (disk snapshot<\/p>\n\n\n

\n\n
\n hosting.comVPS Hosting<\/strong>\n
SSL mi\u1ec5n ph\u00ed, Cloudflare CDN, WAF, 99.9% th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng SLA, CPU AMD EPYC\u2122 v\u00e0 l\u01b0u tr\u1eef NVMe, \u01b0u \u0111\u00e3i l\u00ean \u0111\u1ebfn 50%<\/div>\n <\/div>\n\n
\n \n \n \"VPS\n \n \n <\/a>\n \n \n Truy c\u1eadp hosting.com <\/a>\n <\/div>\n <\/div>\n\n \n","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y ph\u00e2n t\u00edch to\u00e0n di\u1ec7n v\u1ec1 m\u00e1y ch\u1ee7 VPS (Virtual Private Server), bao g\u1ed3m c\u00e1c kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i c\u1ee7a c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a v\u00e0 nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t ch\u00ednh so v\u1edbi m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud server). B\u00e0i vi\u1ebft h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1ch ng\u01b0\u1eddi d\u00f9ng l\u1ef1a ch\u1ecdn VPS d\u1ef1a tr\u00ean c\u00e1c th\u00f4ng s\u1ed1 hi\u1ec7u n\u0103ng v\u00e0 uy t\u00edn c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5. Ngo\u00e0i ra, b\u00e0i vi\u1ebft c\u0169ng tr\u00ecnh b\u00e0y c\u00e1ch c\u1ea5u h\u00ecnh b\u1ea3o m\u1eadt ban \u0111\u1ea7u cho m\u00e1y ch\u1ee7, chi\u1ebfn l\u01b0\u1ee3c t\u01b0\u1eddng l\u1eeda, c\u0169ng nh\u01b0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p gi\u00e1m s\u00e1t hi\u1ec7u n\u0103ng v\u00e0 t\u1ed1i \u01b0u h\u00f3a n\u00e2ng cao, nh\u1eb1m gi\u00fap ng\u01b0\u1eddi d\u00f9ng qu\u1ea3n l\u00fd V<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[],"knowledge_category":[275],"class_list":["post-12377982","knowledge_post","type-knowledge_post","status-publish","hentry","knowledge_category-vps-hosting"],"acf":{"site_seo_keywords":"VPS\u4e3b\u673a,\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668,VPS\u9009\u62e9\u6307\u5357,VPS\u914d\u7f6e\u4f18\u5316,VPS\u5b89\u5168\u8bbe\u7f6e,\u4e91\u670d\u52a1\u5668\u533a\u522b,\u6027\u80fd\u76d1\u63a7,Web\u670d\u52a1\u4f18\u5316"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12377982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts"}],"about":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/types\/knowledge_post"}],"author":[{"embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"version-history":[{"count":0,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12377982\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12377982"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12377982"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12377982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}