{"id":12394897,"date":"2026-04-29T15:42:49","date_gmt":"2026-04-29T07:42:49","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e4%ba%91%e7%ab%af%e8%ae%a1%e7%ae%97%e5%85%a5%e9%97%a8%e6%8c%87%e5%8d%97%ef%bc%9a%e5%a6%82%e4%bd%95%e9%80%89%e6%8b%a9%e6%9c%80%e9%80%82%e5%90%88%e6%82%a8%e7%9a%84%e4%ba%91%e4%b8%bb%e6%9c%ba%e6%9c%8d\/"},"modified":"2026-06-03T20:32:36","modified_gmt":"2026-06-03T12:32:36","slug":"cloud-computing-guide-choose-cloud-hosting","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/cloud-hosting\/cloud-computing-guide-choose-cloud-hosting\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 t\u00ednh to\u00e1n \u0111\u00e1m m\u00e2y: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n"},"content":{"rendered":"

Trong l\u00e0n s\u00f3ng chuy\u1ec3n \u0111\u1ed5i s\u1ed1 h\u00f3a, m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y \u0111\u00e3 tr\u1edf th\u00e0nh n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n cho c\u00e1c doanh nghi\u1ec7p v\u00e0 nh\u00e0 ph\u00e1t tri\u1ec3n \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 m\u1edf r\u1ed9ng ho\u1ea1t \u0111\u1ed9ng kinh doanh c\u1ee7a m\u00ecnh. N\u00f3 cung c\u1ea5p m\u1ed9t ph\u01b0\u01a1ng th\u1ee9c ti\u1ebfp c\u1eadn ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n linh ho\u1ea1t, c\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng v\u00e0 th\u01b0\u1eddng mang l\u1ea1i hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed cao h\u01a1n. Tuy nhi\u00ean, v\u1edbi s\u1ef1 \u0111a d\u1ea1ng c\u1ee7a c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u00e0 t\u00f9y ch\u1ecdn c\u1ea5u h\u00ecnh tr\u00ean th\u1ecb tr\u01b0\u1eddng, vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t \u0111\u00f4i khi tr\u1edf n\u00ean kh\u00f3 kh\u0103n. B\u00e0i vi\u1ebft n\u00e0y nh\u1eb1m gi\u00fap b\u1ea1n x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng h\u01b0\u1edbng l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p, t\u1eeb \u0111\u00f3 t\u00ecm \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ed1t l\u00f5i c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

Hi\u1ec3u r\u00f5 c\u00e1c \u01b0u \u0111i\u1ec3m c\u1ed1t l\u00f5i v\u00e0 c\u1ea5u tr\u00fac c\u01a1 b\u1ea3n c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y<\/h2>\n\n\n\n

Tr\u01b0\u1edbc khi \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh, \u0111i\u1ec1u \u0111\u1ea7u ti\u00ean c\u1ea7n l\u00e0m l\u00e0 x\u00e1c \u0111\u1ecbnh r\u00f5 nh\u1eefng l\u1ee3i \u00edch m\u00e0 m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud host) mang l\u1ea1i, c\u0169ng nh\u01b0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ea5u th\u00e0nh n\u00ean n\u00f3.<\/p>\n\n\n\n

\u0110\u1ed9 linh ho\u1ea1t v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/h3>\n\n\n\n

Kh\u00e1c v\u1edbi c\u00e1c m\u00e1y ch\u1ee7 v\u1eadt l\u00fd truy\u1ec1n th\u1ed1ng, \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt nh\u1ea5t c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y n\u1eb1m \u1edf t\u00ednh linh ho\u1ea1t c\u1ee7a ch\u00fang. B\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n (nh\u01b0 CPU, b\u1ed9 nh\u1edb) theo th\u1eddi gian th\u1ef1c, t\u00f9y theo m\u1ee9c \u0111\u1ed9 cao th\u1ea5p c\u1ee7a l\u01b0u l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c, v\u00e0 ch\u1ec9 ph\u1ea3i tr\u1ea3 ph\u00ed theo nhu c\u1ea7u s\u1eed d\u1ee5ng. S\u1ef1 linh ho\u1ea1t n\u00e0y gi\u00fap tr\u00e1nh l\u00e3ng ph\u00ed ngu\u1ed3n l\u1ef1c khi ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng h\u1ebft, \u0111\u1ed3ng th\u1eddi \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng \u1ee9ng ph\u00f3 hi\u1ec7u qu\u1ea3 trong nh\u1eefng giai \u0111o\u1ea1n c\u00f4ng vi\u1ec7c b\u00f9ng n<\/p>\n

\u0110\u1ecdc th\u00eam M\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y l\u00e0 g\u00ec? L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi b\u1ea1n<\/a>\u3002<\/p>\n\n\n\n\n

M\u00f4 h\u00ecnh chi ph\u00ed tr\u1ea3 theo nhu c\u1ea7u (Pay-as-you-go)<\/h3>\n\n\n\n

C\u00e1c m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y th\u01b0\u1eddng \u00e1p d\u1ee5ng m\u00f4 h\u00ecnh thu\u00ea theo g\u00f3i ho\u1eb7c t\u00ednh ph\u00ed theo l\u01b0\u1ee3ng s\u1eed d\u1ee5ng. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n kh\u00f4ng c\u1ea7n ph\u1ea3i chi tr\u1ea3 chi ph\u00ed ban \u0111\u1ea7u cao cho vi\u1ec7c mua s\u1eafm ph\u1ea7n c\u1ee9ng hay v\u1eadn h\u00e0nh tr\u1ee5 s\u1edf d\u1eef li\u1ec7u. B\u1ea1n ch\u1ec9 c\u1ea7n tr\u1ea3 ti\u1ec1n cho c\u00e1c ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n, l\u01b0u tr\u1eef v\u00e0 m\u1ea1ng m\u00e0 b\u1ea1n th\u1ef1c s\u1ef1 s\u1eed d\u1ee5ng, gi\u00fap c\u00e1c c\u00f4ng ty m\u1edbi th\u00e0nh l\u1eadp v\u00e0 doanh nghi\u1ec7p nh\u1ecf c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng CNTT chuy\u00ean nghi\u1ec7p v\u1edbi m\u1ee9c \u0111\u1ea7u t\u01b0 th\u1ea5p h\u01a1n.<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n M\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y SurferCloud <\/strong>\r\n
Ph\u01b0\u01a1ng th\u1ee9c thanh to\u00e1n theo l\u01b0\u1ee3ng s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5; b\u0103ng th\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch \u0111\u1ed9c quy\u1ec1n, kh\u00f4ng gi\u1edbi h\u1ea1n l\u01b0\u1ee3ng d\u1eef li\u1ec7u truy\u1ec1n t\u1ea3i. D\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng 24\/7\/365, v\u1edbi h\u01a1n 17 trung t\u00e2m d\u1eef li\u1ec7u tr\u00ean to\u00e0n th\u1ebf gi\u1edbi. Ch\u00fang t\u00f4i cam k\u1ebft m\u1ee9c \u0111\u1ed9 s\u1eb5n s\u00e0ng ph\u1ee5c v\u1ee5 (SLA) l\u00ean \u0111\u1ebfn 99,95<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Bi\u1ec3u\r\n \r\n <\/a>\r\n \r\n \r\n Truy c\u1eadp trang <\/a>\r\n <\/div>\r\n<\/div>\n\n\n\n\n\n\n

Core Components: Instance Types and Storage<\/h3>\n\n\n\n

M\u1ed9t gi\u1ea3i ph\u00e1p m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y ch\u1ee7 y\u1ebfu bao g\u1ed3m hai th\u00e0nh ph\u1ea7n ch\u00ednh: c\u00e1c instance (m\u00e1y \u1ea3o) v\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef. C\u00e1c instance x\u00e1c \u0111\u1ecbnh kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n c\u1ee7a m\u00e1y \u1ea3o, bao g\u1ed3m lo\u1ea1i CPU, s\u1ed1 l\u01b0\u1ee3ng l\u00f5i, v\u00e0 dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb. H\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef quy\u1ebft \u0111\u1ecbnh v\u1ecb tr\u00ed l\u01b0u tr\u1eef d\u1eef li\u1ec7u c\u0169ng nh\u01b0 hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3, \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i ch\u00ednh: \u1ed5 \u0111\u0129a \u0111\u00e1m m\u00e2y (d\u00f9ng cho h\u1ec7 th\u1ed1ng ho\u1eb7c d\u1eef li\u1ec7u) v\u00e0 l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng (d\u00f9ng cho l\u01b0\u1ee3ng d\u1eef li\u1ec7u kh\u00f4ng c\u1ea5u tr\u00fac l\u1edbn). Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 hi\u1ec7u su\u1ea5t gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0y l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean trong qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn c\u1ea5u h\u00ecnh ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n

H\u00e3y x\u00e1c \u0111\u1ecbnh r\u00f5 c\u00e1c nhu c\u1ea7u kinh doanh c\u1ed1t l\u00f5i v\u00e0 c\u00e1c sc\u00e9nario (t\u00ecnh hu\u1ed1ng s\u1eed d\u1ee5ng) c\u1ee7a b\u1ea1n.<\/h2>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh t\u00ecm ki\u1ebfm s\u1ef1 ph\u00f9 h\u1ee3p; y\u1ebfu t\u1ed1 then ch\u1ed1t n\u1eb1m \u1edf vi\u1ec7c \u0111\u1ed1i chi\u1ebfu ch\u00ednh x\u00e1c c\u00e1c t\u00ednh n\u0103ng m\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 mang l\u1ea1i v\u1edbi nhu c\u1ea7u kinh doanh c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n

\u0110\u00e1nh gi\u00e1 lo\u1ea1i t\u1ea3i tr\u1ecdng \u1ee9ng d\u1ee5ng (Evaluating Application Load Types)<\/h3>\n\n\n\n

\u1ee8ng d\u1ee5ng c\u1ee7a b\u1ea1n thu\u1ed9c lo\u1ea1i n\u00e0o: t\u1eadp trung v\u00e0o t\u00ednh to\u00e1n (computing-intensive), t\u1eadp trung v\u00e0o b\u1ed9 nh\u1edb (memory-intensive), hay t\u1eadp trung v\u00e0o ho\u1ea1t \u0111\u1ed9ng \u0111\u1ea7u v\u00e0o\/\u0111\u1ea7u ra (I\/O-intensive)? V\u00ed d\u1ee5, c\u00e1c t\u00e1c v\u1ee5 ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1edbn ho\u1eb7c t\u00ednh to\u00e1n khoa h\u1ecdc \u0111\u00f2i h\u1ecfi hi\u1ec7u n\u0103ng CPU cao; vi\u1ec7c v\u1eadn h\u00e0nh c\u01a1 s\u1edf d\u1eef li\u1ec7u quy m\u00f4 l\u1edbn ho\u1eb7c d\u1ecbch v\u1ee5 \u0111\u1ec7m (cache) c\u1ea7n nhi\u1ec1u b\u1ed9 nh\u1edb; trong khi c\u00e1c trang web c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn ho\u1eb7c x\u1eed l\u00fd video l\u1ea1i y\u00eau c\u1ea7u t\u1ed1c \u0111\u1ed9 I\/O \u0111\u0129a v\u00e0 b\u0103ng th\u00f4ng m\u1ea1ng cao. Vi\u1ec7c x\u00e1c \u0111\u1ecbnh r\u00f5 lo\u1ea1i t\u1ea3i (load) l\u00e0 n\u1ec1n t\u1ea3ng quan tr\u1ecdng \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u00fang c\u1ea5u h\u00ecnh instance ph\u00f9 h\u1ee3p (nh\u01b0 lo\u1ea1i th\u00f4ng d\u1ee5ng, lo\u1ea1i t\u1ed1i \u01b0u h\u00f3a cho t\u00ednh to\u00e1n, lo\u1ea1i t\u1ed1i \u01b0u h\u00f3a<\/p>\n\n\n\n

X\u00e1c \u0111\u1ecbnh c\u00e1c y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng (performance and usability requirements).<\/h3>\n\n\n\n

M\u1ee9c \u0111\u1ed9 y\u00eau c\u1ea7u v\u1ec1 t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a doanh nghi\u1ec7p l\u00e0 bao nhi\u00eau? C\u00f3 c\u1ea7n \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 s\u1eb5n s\u00e0ng ho\u1ea1t \u0111\u1ed9ng (availability) \u0111\u1ea1t m\u1ee9c 99,991% kh\u00f4ng? \u0110\u1ed1i v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng kinh doanh quan tr\u1ecdng, b\u1ea1n c\u1ea7n xem x\u00e9t li\u1ec7u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u00f3 h\u1ed7 tr\u1ee3 tri\u1ec3n khai \u1edf nhi\u1ec1u khu v\u1ef1c (multi-availability zones), t\u00ednh n\u0103ng ph\u00e2n b\u1ed5 t\u1ea3i (load balancing) v\u00e0 nh\u00f3m t\u1ef1 \u0111\u1ed9ng m\u1edf r\u1ed9ng (auto-scaling groups) hay kh\u00f4ng, nh\u1eb1m th\u1ef1c hi\u1ec7n vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i t\u1ef1 \u0111\u1ed9ng khi x\u1ea3y ra s\u1ef1 c\u1ed1 v\u00e0 \u0111\u1ea3m b\u1ea3o s\u1ef1 li\u00ean t\u1ee5c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a d\u1ecbch v\u1ee5. \u0110\u1ed3ng th\u1eddi, h\u00e3y \u0111\u00e1nh gi\u00e1 nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n v\u1ec1 \u0111\u1ed9 tr\u1ec5 m\u1ea1ng v\u00e0 b\u0103ng th\u00f4ng, \u0111\u1eb7<\/p>\n

\u0110\u1ecdc th\u00eam M\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y l\u00e0 g\u00ec? Hi\u1ec3u r\u00f5 kh\u00e1i ni\u1ec7m, \u01b0u \u0111i\u1ec3m v\u00e0 c\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf<\/a>\u3002<\/p>\n\n\n\n\n

L\u1eadp k\u1ebf ho\u1ea1ch ng\u00e2n s\u00e1ch v\u00e0 ki\u1ec3m so\u00e1t chi ph\u00ed<\/h3>\n\n\n\n

H\u00e3y x\u00e1c \u0111\u1ecbnh r\u00f5 ph\u1ea1m vi ng\u00e2n s\u00e1ch v\u00e0 hi\u1ec3u r\u00f5 c\u00e1c m\u00f4 h\u00ecnh thanh to\u00e1n kh\u00e1c nhau (nh\u01b0 thu\u00ea theo n\u0103m, thu\u00ea theo l\u01b0\u1ee3ng s\u1eed d\u1ee5ng, instance theo y\u00eau c\u1ea7u) c\u00f9ng c\u00e1c tr\u01b0\u1eddng h\u1ee3p ph\u00f9 h\u1ee3p v\u1edbi ch\u00fang. \u0110\u1ed1i v\u1edbi c\u00e1c t\u00e1c v\u1ee5 c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 k\u00e9o d\u00e0i, m\u00f4 h\u00ecnh thanh to\u00e1n tr\u01b0\u1edbc th\u01b0\u1eddng ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n; trong khi \u0111\u00f3, m\u00f4 h\u00ecnh thu\u00ea theo l\u01b0\u1ee3ng s\u1eed d\u1ee5ng l\u1ea1i linh ho\u1ea1t h\u01a1n \u0111\u1ed1i v\u1edbi c\u00e1c nhi\u1ec7m v\u1ee5 ng\u1eafn h\u1ea1n ho\u1eb7c c\u00f3 bi\u1ebfn \u0111\u1ed9ng l\u1edbn. \u0110\u1ed3ng th\u1eddi, c\u1ea7n xem x\u00e9t \u0111\u1ebfn c\u00e1c chi ph\u00ed ph\u00e1t sinh th\u00eam nh\u01b0 truy\u1ec1n d\u1eef li\u1ec7u, IP c\u00f4ng c\u1ed9ng, sao l\u01b0u d\u1eef li\u1ec7u (snapshot), v.v.<\/p>\n\n\n\n

So s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 c\u00e1c d\u1ecbch v\u1ee5 c\u1ed1t l\u00f5i gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y h\u00e0ng \u0111\u1ea7u<\/h2>\n\n\n\n

Th\u1ecb tr\u01b0\u1eddng n\u1ed9i \u0111\u1ecba c\u00f3 nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y h\u00e0ng \u0111\u1ea7u, m\u1ed7i nh\u00e0 \u0111\u1ec1u c\u00f3 nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m v\u00e0 tr\u1ecdng t\u00e2m ri\u00eang.<\/p>\n\n\n\n

T\u00ednh to\u00e1n v\u00e0 c\u00e2n nh\u1eafc hi\u1ec7u su\u1ea5t m\u1ea1ng<\/h3>\n\n\n\n

Hi\u1ec7u n\u0103ng c\u1ee7a c\u00e1c instance do c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 kh\u00e1c nhau c\u00f9ng thu\u1ed9c m\u1ed9t ph\u00e2n kh\u00fac c\u00f3 th\u1ec3 kh\u00e1c nhau, \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u1ec1 m\u1eb7t hi\u1ec7u n\u0103ng m\u1ea1ng. B\u1ea1n n\u00ean ch\u00fa \u00fd \u0111\u1ebfn th\u1ebf h\u1ec7 v\u00e0 m\u1eabu CPU (ch\u1eb3ng h\u1ea1n nh\u01b0 Intel Xeon Platinum ho\u1eb7c AMD EPYC), kh\u1ea3 n\u0103ng chuy\u1ec3n ti\u1ebfp d\u1eef li\u1ec7u m\u1ea1ng, c\u0169ng nh\u01b0 b\u0103ng th\u00f4ng n\u1ed9i b\u1ed9 c\u1ee7a ch\u00fang. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng y\u00eau c\u1ea7u \u0111\u1ed9 tr\u1ec5 th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng k\u1ebft n\u1ed1i \u0111a ng\u01b0\u1eddi d\u00f9ng c\u00f9ng l\u00fac, c\u00e1c d\u1ecbch v\u1ee5 m\u1ea1ng t\u0103ng t\u1ed1c to\u00e0n c\u1ea7u ho\u1eb7c m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN) c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u0169ng \u0111\u00e1ng \u0111\u01b0\u1ee3c xem x\u00e9t.<\/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\"SurferCloud\r\n\t\t\t\t\t\t\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\tSurferCloud <\/strong>\r\n\t\t\t\t\t\t\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
\r\n\t\t\t\t\t\t\t\t
Gi\u1ea3m gi\u00e1 40% cho Ng\u00e0y Th\u1ee9 S\u00e1u \u0110en<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp SurferCloud \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
\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\"\u0110\u00e1m\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\t\u0110\u00e1m m\u00e2y Cloudways <\/strong>\r\n\t\t\t\t\t\t\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
\r\n\t\t\t\t\t\t\t\t
D\u00f9ng th\u1eed mi\u1ec5n ph\u00ed trong 3 ng\u00e0y<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp Cloudways \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

H\u1ec7 sinh th\u00e1i v\u00e0 D\u1ecbch v\u1ee5 T\u00edch h\u1ee3p<\/h3>\n\n\n\n

M\u1ed9t h\u1ec7 sinh th\u00e1i \u0111\u00e1m m\u00e2y m\u1ea1nh m\u1ebd c\u00f3 th\u1ec3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n v\u00e0 v\u1eadn h\u00e0nh h\u1ec7 th\u1ed1ng. H\u00e3y \u0111\u00e1nh gi\u00e1 xem nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u00f3 cung c\u1ea5p nhi\u1ec1u d\u1ecbch v\u1ee5 thu\u1ed9c t\u1ea7ng PaaS hay kh\u00f4ng, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 s\u1edf d\u1eef li\u1ec7u (RDS), d\u1ecbch v\u1ee5 container (Kubernetes), n\u1ec1n t\u1ea3ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o, ho\u1eb7c c\u00e1c c\u00f4ng ngh\u1ec7 t\u00ednh to\u00e1n d\u1ea1ng h\u00e0m kh\u00f4ng c\u1ea7n m\u00e1y ch\u1ee7 (serverless functions). Nh\u1eefng d\u1ecbch v\u1ee5 qu\u1ea3n l\u00fd n\u00e0y s\u1ebd gi\u00fap gi\u1ea3m b\u1edbt g\u00e1nh n\u1eb7ng v\u1ec1 c\u00f4ng t\u00e1c v\u1eadn h\u00e0nh, cho ph\u00e9p b\u1ea1n t\u1eadp trung nhi\u1ec1u h\u01a1n v\u00e0o vi\u1ec7c ph\u00e1t tri\u1ec3n logic kinh doanh.<\/p>\n\n\n\n

Tu\u00e2n th\u1ee7 b\u1ea3o m\u1eadt v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt<\/h3>\n\n\n\n

An ninh l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y. H\u00e3y t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c ch\u1ee9ng nh\u1eadn an ninh trung t\u00e2m d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 (ch\u1eb3ng h\u1ea1n nh\u01b0 ISO 27001), kh\u1ea3 n\u0103ng m\u00e3 h\u00f3a d\u1eef li\u1ec7u, m\u1ee9c \u0111\u1ed9 b\u1ea3o v\u1ec7 ch\u1ed1ng DDoS, c\u0169ng nh\u01b0 d\u1ecbch v\u1ee5 ghi nh\u1eadt k\u00fd ki\u1ec3m to\u00e1n an ninh. \u0110\u1ed3ng th\u1eddi, h\u00e3y \u0111\u00e1nh gi\u00e1 t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt, h\u1ec7 th\u1ed1ng x\u1eed l\u00fd y\u00eau c\u1ea7u (ticket system), c\u0169ng nh\u01b0 m\u1ee9c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn v\u00e0 c\u1ed9ng \u0111\u1ed3ng ng\u01b0\u1eddi d\u00f9ng; nh\u1eef<\/p>\n\n\n\n

X\u00e2y d\u1ef1ng chi\u1ebfn l\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 v\u00e0 \u00e1p d\u1ee5ng th\u1ef1c t\u1ebf<\/h2>\n\n\n\n

Sau khi thu h\u1eb9p ph\u1ea1m vi l\u1ef1a ch\u1ecdn, h\u00e3y \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh cu\u1ed1i c\u00f9ng th\u00f4ng qua \u0111\u00e1nh gi\u00e1 c\u00f3 h\u1ec7 th\u1ed1ng v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c th\u1ef1c t\u1ebf.<\/p>\n

\u0110\u1ecdc th\u00eam C\u00e1ch doanh nghi\u1ec7p l\u1ef1a ch\u1ecdn v\u00e0 c\u1ea5u h\u00ecnh m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp: H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u00e0 th\u1ef1c ti\u1ec5n t\u1ed1t nh\u1ea5t<\/a>\u3002<\/p>\n\n\n\n\n

(Take advantage of free trials and benchmarking.)<\/h3>\n\n\n\n

H\u1ea7u h\u1ebft c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y h\u00e0ng \u0111\u1ea7u \u0111\u1ec1u cung c\u1ea5p quy\u1ec1n tr\u1ea3i nghi\u1ec7m mi\u1ec5n ph\u00ed cho ng\u01b0\u1eddi d\u00f9ng m\u1edbi, c\u00f3 th\u1ec3 k\u00e9o d\u00e0i trong m\u1ed9t kho\u1ea3ng th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. H\u00e3y t\u1eadn d\u1ee5ng t\u1ed1i \u0111a c\u01a1 h\u1ed9i n\u00e0y \u0111\u1ec3 t\u1ea1o m\u1ed9t instance m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y tr\u00ean nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e0 b\u1ea1n ch\u1ecdn, v\u1edbi c\u1ea5u h\u00ecnh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u00f4i tr\u01b0\u1eddng s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a b\u1ea1n. S\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 ki\u1ec3m th\u1eed ti\u00eau chu\u1ea9n (nh\u01b0 UnixBench, FIO, iPerf) \u0111\u1ec3 \u0111o l\u01b0\u1eddng hi\u1ec7u n\u0103ng c\u1ee7a CPU, I\/O \u0111\u0129a v\u00e0 m\u1ea1ng, v\u00e0 thu th\u1eadp d\u1eef li\u1ec7u v\u1ec1 hi\u1ec7u n\u0103ng \u0111\u1ec3 so s\u00e1nh gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

Thi\u1ebft k\u1ebf m\u1ed9t phi\u00ean b\u1ea3n x\u00e1c th\u1ef1c \u00fd t\u01b0\u1edfng (Proof of Concept \u2013 PoC) quy m\u00f4 nh\u1ecf<\/h3>\n\n\n\n

H\u00e3y tri\u1ec3n khai m\u1ed9t phi\u00ean b\u1ea3n \u1ee9ng d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u01a1n gi\u1ea3n h\u00f3a l\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y \u0111\u01b0\u1ee3c ch\u1ecdn v\u00e0 ch\u1ea1y n\u00f3 trong m\u1ed9t th\u1eddi gian nh\u1ea5t \u0111\u1ecbnh. Qu\u00e1 tr\u00ecnh PoC (Proof of Concept \u2013 Ch\u1ee9ng minh \u00fd t\u01b0\u1edfng) n\u00e0y s\u1ebd gi\u00fap b\u1ea1n \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a \u1ee9ng d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf, m\u1ee9c \u0111\u1ed9 d\u1ec5 s\u1eed d\u1ee5ng c\u1ee7a giao di\u1ec7n qu\u1ea3n tr\u1ecb, t\u00ednh th\u00e2n thi\u1ec7n c\u1ee7a c\u00e1c API, c\u0169ng nh\u01b0 t\u00ednh ho\u00e0n ch\u1ec9nh c\u1ee7a c\u00e1c ch\u1ee9c n\u0103ng gi\u00e1m s\u00e1t v\u00e0 c\u1ea3nh b\u00e1o. \u0110\u1ed3ng th\u1eddi, b\u1ea1n c\u0169ng s\u1ebd c\u00f3 c\u01a1 h\u1ed9i tr\u1ea3i nghi\u1ec7m tr\u1ef1c ti\u1ebfp xem quy tr\u00ecnh v\u1eadn h<\/p>\n\n\n

\n\n
\n VPS \u0111\u00e1m m\u00e2y HostArmada<\/strong>\n
\u1ed4 SSD\/NVMe \u0111\u00e1m m\u00e2y + t\u0103ng t\u1ed1c b\u1ed9 nh\u1edb \u0111\u1ec7m nhi\u1ec1u l\u1edbp, gi\u1ea3m gi\u00e1 50% cho kho\u1ea3n thanh to\u00e1n h\u00e0ng th\u00e1ng trong th\u1eddi gian \u0111\u0103ng k\u00fd l\u1ea7n \u0111\u1ea7u, h\u1ed7 tr\u1ee3 24\/7\/365 v\u00e0 truy c\u1eadp ROOT ho\u00e0n to\u00e0n.<\/div>\n <\/div>\n\n
\n \n \n \"Logo\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

X\u00e2y d\u1ef1ng m\u00f4 h\u00ecnh d\u1ef1 b\u00e1o chi ph\u00ed d\u00e0i h\u1ea1n<\/h3>\n\n\n\n

D\u1ef1a tr\u00ean d\u1ef1 b\u00e1o t\u0103ng tr\u01b0\u1edfng kinh doanh c\u1ee7a b\u1ea1n, h\u00e3y m\u00f4 ph\u1ecfng t\u00ecnh h\u00ecnh s\u1eed d\u1ee5ng ngu\u1ed3n l\u1ef1c trong v\u00f2ng 6 th\u00e1ng \u0111\u1ebfn 1 n\u0103m t\u1edbi. S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 t\u00ednh to\u00e1n gi\u00e1 tr\u00ean trang web ch\u00ednh th\u1ee9c c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u1ec3 \u01b0\u1edbc l\u01b0\u1ee3ng chi ph\u00ed cho c\u00e1c k\u1ecbch b\u1ea3n thanh to\u00e1n kh\u00e1c nhau v\u00e0 c\u00e1c t\u1ed5 h\u1ee3p c\u1ea5u h\u00ecnh ngu\u1ed3n l\u1ef1c kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y s\u1ebd gi\u00fap b\u1ea1n t\u00ecm ra ph\u01b0\u01a1ng \u00e1n ph\u00e2n b\u1ed5 ngu\u1ed3n l\u1ef1c hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u00e0 tr\u00e1nh vi\u1ec7c v\u01b0\u1ee3t qu\u00e1 ng\u00e2n s\u00e1ch.<\/p>\n\n\n\n

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

Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh c\u00f3 h\u1ec7 th\u1ed1ng; kh\u00f4ng t\u1ed3n t\u1ea1i m\u1ed9t l\u1ef1a ch\u1ecdn \u201ct\u1ed1t nh\u1ea5t\u201d tuy\u1ec7t \u0111\u1ed1i, m\u00e0 ch\u1ec9 c\u00f3 nh\u1eefng l\u1ef1a ch\u1ecdn \u201cph\u00f9 h\u1ee3p\u201d nh\u1ea5t v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n. B\u01b0\u1edbc kh\u1edfi \u0111\u1ea7u th\u00e0nh c\u00f4ng b\u1eaft \u0111\u1ea7u t\u1eeb vi\u1ec7c ph\u00e2n t\u00edch k\u1ef9 l\u01b0\u1ee1ng c\u00e1c sc\u00e9nario kinh doanh, y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u n\u0103ng v\u00e0 ng\u00e2n s\u00e1ch chi ph\u00ed c\u1ee7a b\u1ea1n. Sau \u0111\u00f3, b\u1eb1ng c\u00e1ch so s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 v\u1ec1 hi\u1ec7u n\u0103ng c\u1ed1t l\u00f5i, h\u1ec7 sinh th\u00e1i, t\u00ednh b\u1ea3o m\u1eadt v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh, k\u1ebft h\u1ee3p v\u1edbi vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c g\u00f3i d\u00f9ng th\u1eed mi\u1ec5n ph\u00ed v\u00e0 c\u00e1c b\u00e0i ki\u1ec3m th\u1eed \u0111\u00e1nh gi\u00e1 hi\u1ec7u n\u0103ng, b\u1ea1n s\u1ebd t\u00ecm ra n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y ph\u00f9 h\u1ee3p nh\u1ea5t v\u1ec1 m\u1eb7t ch\u1ee9c n\u0103ng, hi\u1ec7u n\u0103ng, chi ph\u00ed v\u00e0 d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u ph\u00e1t tri\u1ec3n l\u00e2u d\u00e0i c\u1ee7a doanh nghi\u1ec7p m\u00ecnh. M\u1ed9t quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t s\u1ebd t\u1ea1o n\u00ean n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc, hi\u1ec7u qu<\/p>\n\n\n\n

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

M\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o (VPS) kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n\n\n\n

M\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean c\u00e1c c\u1ee5m \u0111i\u1ec7n to\u00e1n \u0111\u00e1m m\u00e2y quy m\u00f4 l\u1edbn v\u00e0 ph\u00e2n t\u00e1n, mang theo nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m c\u1ed1t l\u00f5i nh\u01b0 kh\u1ea3 n\u0103ng s\u1eb5n s\u00e0ng cao, kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t theo nhu c\u1ea7u (elastic scaling) v\u00e0 h\u1ec7 th\u1ed1ng thanh to\u00e1n theo nhu c\u1ea7u (pay-as-you-go). S\u1ef1 c\u1ed1 x\u1ea3y ra tr\u00ean m\u1ed9t m\u00e1y ph\u1ea7n c\u1ee9ng ri\u00eang l\u1ebb th\u01b0\u1eddng kh\u00f4ng \u1ea3nh h<\/p>\n\n\n\n

C\u00e1c m\u00e1y ch\u1ee7 \u1ea3o (virtual hosts) th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean m\u1ed9t ho\u1eb7c m\u1ed9t v\u00e0i m\u00e1y ch\u1ee7 v\u1eadt l\u00fd, do \u0111\u00f3 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng t\u00e0i nguy\u00ean c\u1ee7a ch\u00fang c\u00f3 h\u1ea1n v\u00e0 ch\u00fang c\u00f3 nguy c\u01a1 cao h\u01a1n b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c s\u1ef1 c\u1ed1 \u0111\u01a1n \u0111i\u1ec3m (single-point failures). V\u1ec1 m\u1eb7t t\u00ednh linh ho\u1ea1t v\u00e0 \u0111\u1ed9 tin c\u1eady trong c\u1ea5u tr\u00fac, m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud hosts) th\u01b0\u1eddng v<\/p>\n\n\n\n

T\u00f4i n\u00ean ch\u1ecdn thanh to\u00e1n theo l\u01b0\u1ee3ng d\u00f9ng hay g\u00f3i tr\u1ea3 tr\u01b0\u1edbc?<\/h3>\n\n\n\n

\u0110i\u1ec1u n\u00e0y ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c c\u1ee7a t\u1ea3i c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n. \u0110\u1ed1i v\u1edbi m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n v\u00e0 ki\u1ec3m th\u1eed, c\u00e1c nhi\u1ec7m v\u1ee5 t\u1ea1m th\u1eddi, ho\u1eb7c c\u00e1c d\u1ecbch v\u1ee5 tr\u1ef1c tuy\u1ebfn c\u00f3 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp thay \u0111\u1ed5i m\u1ea1nh m\u1ebd, vi\u1ec7c t\u00ednh ph\u00ed theo l\u01b0\u1ee3ng s\u1eed d<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng s\u1ea3n xu\u1ea5t quan tr\u1ecdng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong th\u1eddi gian d\u00e0i, m\u1ee9c chi\u1ebft kh\u1ea5u khi s\u1eed d\u1ee5ng g\u00f3i d\u1ecbch v\u1ee5 theo th\u00e1ng (tr\u1ea3 tr\u01b0\u1edbc) th\u01b0\u1eddng cao h\u01a1n, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 chi ph\u00ed v\u1eadn h\u00e0nh trong th\u1eddi gian d\u00e0i. Nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 c\u0169ng h\u1ed7 tr\u1ee3 chuy\u1ec3n \u0111\u1ed5i c\u00e1c instance \u0111\u01b0\u1ee3c t\u00ednh ph\u00ed theo l\u01b0\u1ee3ng s\u1eed d\u1ee5ng sang ch<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n d\u1eef li\u1ec7u tr\u00ean m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y?<\/h3>\n\n\n\n

Tr\u01b0\u1edbc h\u1ebft, h\u00e3y t\u1eadn d\u1ee5ng t\u1ed1i \u0111a c\u00e1c t\u00ednh n\u0103ng nh\u00f3m b\u1ea3o m\u1eadt (t\u01b0\u1eddng l\u1eeda) do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e1m m\u00e2y cung c\u1ea5p \u0111\u1ec3 h\u1ea1n ch\u1ebf ch\u1eb7t ch\u1ebd l\u01b0u l\u01b0\u1ee3ng d\u1eef li\u1ec7u v\u00e0o v\u00e0 ra, \u0111\u1ed3ng th\u1eddi tu\u00e2n th\u1ee7 nguy\u00ean t\u1eafc c\u1ea5p quy\u1ec1n t\u1ed1i thi\u1ec3u. Th\u1ee9 hai, h\u00e3y k\u00edch ho\u1ea1t t\u00ednh n\u0103ng t\u1ea1o b\u1ea3n sao l\u01b0u t\u1ef1 \u0111\u1ed9ng cho \u1ed5 \u0111\u0129a \u0111\u00e1m m\u00e2y \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, h\u00e3y \u0111\u1ea3m b\u1ea3o k\u00edch ho\u1ea1t d\u1ecbch v\u1ee5 m\u00e3 h\u00f3a trong qu\u00e1 tr\u00ecnh l\u01b0u tr\u1eef v\u00e0 truy\u1ec1n t\u1ea3i. C\u1eadp nh\u1eadt \u0111\u1ecbnh k\u1ef3 c\u00e1c b\u1ea3n c\u1eadp nh\u1eadt b\u1ea3o m\u1eadt cho h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 ph\u1ea7n m\u1ec1m \u1ee9ng d\u1ee5ng, v\u00e0 xem x\u00e9t s\u1eed d\u1ee5ng c\u00e1c d\u1ecbch v\u1ee5 t\u01b0\u1eddng l\u1eeda \u1ee9ng d\u1ee5ng web tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng c\u1ee5 b\u1ea3o v\u1ec7 an ninh m\u00e1y ch\u1ee7 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i c\u00e1c cu\u1ed9<\/p>\n\n\n\n

Khi hi\u1ec7u n\u0103ng c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, vi\u1ec7c n\u00e2ng c\u1ea5p c\u1ea5u h\u00ecnh c\u00f3 thu\u1eadn ti\u1ec7n kh\u00f4ng?<\/h3>\n\n\n\n

M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y l\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t (elastic scaling). Khi hi\u1ec7u n\u0103ng kh\u00f4ng \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, b\u1ea1n th\u01b0\u1eddng c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n vi\u1ec7c \u201cm\u1edf r\u1ed9ng theo chi\u1ec1u d\u1ecdc\u201d (vertical scaling), t\u1ee9c l\u00e0 n\u00e2ng c\u1ea5p tr\u1ef1c ti\u1ebfp c\u1ea5u h\u00ecnh CPU v\u00e0 b\u1ed9 nh\u1edb c\u1ee7a m\u00e1y ch\u1ee7 m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00e0i \u0111\u1eb7t l\u1ea1i h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng c\u00f3 tr\u1ea1ng th\u00e1i (stateless applications), chi\u1ebfn l\u01b0\u1ee3c \u201cm\u1edf r\u1ed9ng theo chi\u1ec1u ngang\u201d \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb nhi\u1ec1u h\u01a1n. Chi\u1ebfn l\u01b0\u1ee3c n\u00e0y bao g\u1ed3m vi\u1ec7c th\u00eam nhi\u1ec1u m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud host) c\u00f3 c\u1ea5u h\u00ecnh gi\u1ed1ng nhau v\u00e0o h\u1ec7 th\u1ed1ng th\u00f4ng qua b\u1ed9 ph\u00e2n ph\u1ed1i t\u1ea3i (load balancer), nh\u1eb1m n\u00e2ng cao c\u1ea3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u1eabn \u0111\u1ed9 s\u1eb5n s\u00e0ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng. H\u1ea7u h\u1ebft c\u00e1c n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y \u0111\u1ec1u cung c\u1ea5p c\u00e1c nh\u00f3m<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y m\u1ed9t c\u00e1ch h\u1ec7 th\u1ed1ng v\u1ec1 c\u00e1c \u01b0u \u0111i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y nh\u01b0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t v\u00e0 thanh to\u00e1n theo nhu c\u1ea7u s\u1eed d\u1ee5ng. N\u00f3 h\u01b0\u1edbng d\u1eabn b\u1ea1n c\u00e1ch x\u00e1c \u0111\u1ecbnh r\u00f5 c\u00e1c y\u00eau c\u1ea7u c\u1ee7a m\u00ecnh d\u1ef1a tr\u00ean t\u1ea3i \u1ee9ng d\u1ee5ng, \u0111\u1ed9 tin c\u1eady hi\u1ec7u n\u0103ng v\u00e0 ng\u00e2n s\u00e1ch. \u0110\u1ed3ng th\u1eddi, b\u00e0i vi\u1ebft so s\u00e1nh s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 hi\u1ec7u n\u0103ng t\u00ednh to\u00e1n, h\u1ec7 sinh th\u00e1i v\u00e0 t\u00ednh b\u1ea3o m\u1eadt gi\u1eefa c\u00e1c nh\u00e0 cung c\u1ea5p d\u1ecbch<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[287,288,2019,74,712],"knowledge_category":[274],"class_list":["post-12394897","knowledge_post","type-knowledge_post","status-publish","hentry","tag-cloud-hosting-selection","tag-cloud-computing","tag-corporate-it","tag-cost-optimization","tag-tech-guide","knowledge_category-cloud-hosting"],"acf":{"site_seo_keywords":"\u4e91\u4e3b\u673a\u9009\u62e9\uff0c\u4e91\u7aef\u8ba1\u7b97\u5165\u95e8\uff0c\u4e91\u670d\u52a1\u65b9\u6848\uff0c\u5b9e\u4f8b\u7c7b\u578b\uff0c\u6309\u9700\u4ed8\u8d39\uff0c\u6210\u672c\u63a7\u5236\uff0c\u670d\u52a1\u5546\u5bf9\u6bd4\uff0c\u957f\u5c3e\u8bcd\uff1a\u5982\u4f55\u9009\u62e9\u4e91\u4e3b\u673a"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12394897","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":4,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12394897\/revisions"}],"predecessor-version":[{"id":12404097,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12394897\/revisions\/12404097"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12394897"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12394897"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12394897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}