{"id":12376534,"date":"2026-03-18T19:12:38","date_gmt":"2026-03-18T11:12:38","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e7%8b%ac%e7%ab%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e6%98%af%e4%bb%80%e4%b9%88%e6%84%8f%e6%80%9d%ef%bc%9f%e5%ae%83%e4%b8%8e%e8%99%9a%e6%8b%9f%e4%b8%bb%e6%9c%ba%e7%9a%84%e6%a0%b8%e5%bf%83%e5%8c%ba%e5%88%ab\/"},"modified":"2026-03-18T19:19:50","modified_gmt":"2026-03-18T11:19:50","slug":"dedicated-server-vs-shared-hosting-differences","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/dedicated-server\/dedicated-server-vs-shared-hosting-differences\/","title":{"rendered":"M\u00e1y ch\u1ee7 ri\u00eang l\u00e0 g\u00ec? Ph\u00e2n t\u00edch s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i gi\u1eefa n\u00f3 v\u00e0 hosting \u1ea3o"},"content":{"rendered":"

Trong th\u1ebf gi\u1edbi l\u01b0u tr\u1eef tr\u1ef1c tuy\u1ebfn, vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i m\u00e1y ch\u1ee7 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a m\u00ecnh l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean v\u00f4 c\u00f9ng quan tr\u1ecdng. \u0110\u1ed1i v\u1edbi nhi\u1ec1u ch\u1ee7 trang web, nh\u00e0 ph\u00e1t tri\u1ec3n v\u00e0 doanh nghi\u1ec7p, m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp (standalone server) v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o (virtual host) l\u00e0 hai l\u1ef1a ch\u1ecdn th\u01b0\u1eddng \u0111\u01b0\u1ee3c so s\u00e1nh nh\u1ea5t. Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n gi\u1eefa hai lo\u1ea1i m\u00e1y ch\u1ee7 n\u00e0y s\u1ebd \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn hi\u1ec7u su\u1ea5t, b\u1ea3o m\u1eadt, chi ph\u00ed c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng c\u1ee7a trang web trong t\u01b0\u01a1ng lai.<\/p>\n\n\n\n

M\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp, theo ngh\u0129a \u0111en, l\u00e0 m\u1ed9t m\u00e1y t\u00ednh v\u1eadt l\u00fd ho\u00e0n to\u00e0n t\u1ef1 do (kh\u00f4ng \u0111\u01b0\u1ee3c chia s\u1ebb v\u1edbi b\u1ea5t k\u1ef3 b\u00ean n\u00e0o kh\u00e1c). N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ed9c quy\u1ec1n b\u1edfi m\u1ed9t ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c m\u1ed9t t\u1ed5 ch\u1ee9c, v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n l\u1ef1c ph\u1ea7n c\u1ee9ng nh\u01b0 CPU, b\u1ed9 nh\u1edb, \u1ed5 \u0111\u0129a c\u1ee9ng, b\u0103ng th\u00f4ng, v.v. \u0111\u1ec1u thu\u1ed9c v\u1ec1 h\u1ecd. M\u00e1y ch\u1ee7 n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u1ea1i trung t\u00e2m d\u1eef li\u1ec7u, nh\u01b0ng ng\u01b0\u1eddi d\u00f9ng c\u00f3 quy\u1ec1n ki\u1ec3m so\u00e1t v\u00e0 qu\u1ea3n l\u00fd ho\u00e0n to\u00e0n n\u00f3.<\/p>\n\n\n\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ed1t l\u00f5i<\/h3>\n\n\n\n

\u0110\u1ed9c quy\u1ec1n l\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u01a1 b\u1ea3n nh\u1ea5t c\u1ee7a n\u00f3. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n l\u1ef1c t\u00ednh to\u00e1n c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ri\u00eang cho trang web ho\u1eb7c \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00e1c. \u0110\u1ed9c quy\u1ec1n n\u00e0y tr\u1ef1c ti\u1ebfp mang l\u1ea1i s\u1ef1 \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c v\u1ec1 hi\u1ec7u su\u1ea5t.<\/p>\n

\u0110\u1ecdc th\u00eam T\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 m\u00e1y ch\u1ee7 chia s\u1ebb (m\u00e1y ch\u1ee7 \u1ea3o): C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng v\u00e0 c\u00e1ch l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p t\u1ed1t nh\u1ea5t<\/a>\u3002<\/p>\n\n\n\n\n

Quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1ef1 do c\u00e0i \u0111\u1eb7t b\u1ea5t k\u1ef3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ph\u1ea7n m\u1ec1m, c\u1ea5u h\u00ecnh b\u1ea3o m\u1eadt hay m\u00f4i tr\u01b0\u1eddng ch\u1ea1y n\u00e0o theo nhu c\u1ea7u c\u1ee7a m\u00ecnh. D\u00f9 c\u1ea7n phi\u00ean b\u1ea3n c\u1ee5 th\u1ec3 c\u1ee7a c\u01a1 s\u1edf d\u1eef li\u1ec7u hay c\u00e1c framework ph\u00e1t tri\u1ec3n ph\u1ee9c t\u1ea1p, ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec1u c\u00f3 th\u1ec3 t\u1ef1 tri\u1ec3n khai ch\u00fang m\u00e0 kh\u00f4ng b\u1ecb h\u1ea1n ch\u1ebf b\u1edfi m\u00f4i tr\u01b0\u1eddng \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp s\u1eb5n b\u1edfi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5.<\/p>\n\n

\r\n\t\r\n\t\t\r\n\t\r\n\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
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\r\n\t\t\t\t\tM\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp 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\t\u0110\u1ea3m b\u1ea3o t\u1ef7 l\u1ec7 tr\u1ef1c tuy\u1ebfn 99,99%, quy\u1ec1n qu\u1ea3n tr\u1ecb cao nh\u1ea5t. S\u1eed d\u1ee5ng CPU Intel Xeon th\u1ebf h\u1ec7 m\u1edbi v\u00e0 \u1ed5 c\u1ee9ng NVMe t\u1ed1c \u0111\u1ed9 cao.<\/span>\r\n\t\t\t\t
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\u01afu \u0111\u00e3i cao nh\u1ea5t 26%<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp Bluehost \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
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\r\n\t\t\t\t\tM\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp 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\t99.991% th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o, b\u1ea3o v\u1ec7 DDoS mi\u1ec5n ph\u00ed, h\u1ed7 tr\u1ee3 chuy\u00ean gia 24\/7, ch\u00ednh s\u00e1ch 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 40%<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\t\tTruy c\u1eadp m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp 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

C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ch\u00ednh<\/h3>\n\n\n\n

C\u00e1c m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u1eefng tr\u01b0\u1eddng h\u1ee3p c\u00f3 y\u00eau c\u1ea7u cao v\u1ec1 hi\u1ec7u n\u0103ng, b\u1ea3o m\u1eadt v\u00e0 kh\u1ea3 n\u0103ng t\u00f9y ch\u1ec9nh. V\u00ed d\u1ee5 nh\u01b0 c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed l\u1edbn, n\u1ec1n t\u1ea3ng truy\u1ec1n th\u00f4ng ho\u1eb7c n\u1ed9i dung c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn, c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p c\u1ea7n x\u1eed l\u00fd d\u1eef li\u1ec7u nh\u1ea1y c\u1ea3m, h\u1ec7 th\u1ed1ng n\u1ec1n ch\u1ea1y c\u00e1c t\u00e1c v\u1ee5 t\u00ednh to\u00e1n ph\u1ee9c t\u1ea1p, v\u00e0 m\u00e1y ch\u1ee7 tr\u00f2 ch\u01a1i tr\u1ef1c tuy\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi ch\u01a1i. Nh\u1eefng tr\u01b0\u1eddng h\u1ee3p n\u00e0y th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n m\u1ea1nh m\u1ebd, s\u1ef1 c\u00e1ch ly b\u1ea3o m\u1eadt nghi\u00eam ng\u1eb7t v\u00e0 m\u00f4i tr\u01b0\u1eddng ph\u1ea7n m\u1ec1m \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh cao.<\/p>\n\n\n\n

Virtual hosting l\u00e0 g\u00ec?<\/h2>\n\n\n\n

M\u00e1y ch\u1ee7 \u1ea3o, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00e1y ch\u1ee7 chia s\u1ebb, l\u00e0 d\u1ecbch v\u1ee5 s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a \u0111\u1ec3 chia m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd th\u00e0nh nhi\u1ec1u kh\u00f4ng gian \u1ea3o \u0111\u1ed9c l\u1eadp. M\u1ed7i kh\u00f4ng gian \u1ea3o \u0111\u01b0\u1ee3c c\u1ea5p cho m\u1ed9t ng\u01b0\u1eddi d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef trang web c\u1ee7a h\u1ecd. Nhi\u1ec1u ng\u01b0\u1eddi d\u00f9ng c\u00f9ng s\u1eed d\u1ee5ng c\u00e1c ngu\u1ed3n l\u1ef1c ph\u1ea7n c\u1ee9ng c\u01a1 b\u1ea3n c\u1ee7a c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd.<\/p>\n\n\n\n

\u0110\u1eb7c \u0111i\u1ec3m c\u1ed1t l\u00f5i<\/h3>\n\n\n\n

Vi\u1ec7c chia s\u1ebb t\u00e0i nguy\u00ean l\u00e0 m\u00f4 h\u00ecnh c\u01a1 b\u1ea3n c\u1ee7a n\u00f3. M\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd c\u00f3 th\u1ec3 ch\u1ee9a h\u00e0ng tr\u0103m th\u1eadm ch\u00ed h\u00e0ng ngh\u00ecn trang web. Nh\u1eefng trang web n\u00e0y c\u00f9ng s\u1eed d\u1ee5ng CPU, b\u1ed9 nh\u1edb, dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef v\u00e0 b\u0103ng th\u00f4ng c\u1ee7a m\u00e1y ch\u1ee7. M\u00f4 h\u00ecnh n\u00e0y gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 chi ph\u00ed cho t\u1eebng ng\u01b0\u1eddi d\u00f9ng, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c trang web c\u1ea5p \u0111\u1ed9 nh\u1eadp m\u00f4n.<\/p>\n\n\n\n

M\u1ed9t trong nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u1ed5i b\u1eadt kh\u00e1c c\u1ee7a m\u00e1y ch\u1ee7 \u1ea3o l\u00e0 s\u1ef1 \u0111\u01a1n gi\u1ea3n h\u00f3a trong qu\u00e1 tr\u00ecnh qu\u1ea3n l\u00fd. Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 vi\u1ec7c b\u1ea3o tr\u00ec ph\u1ea7n c\u1ee9ng m\u00e1y ch\u1ee7, c\u00e0i \u0111\u1eb7t ph\u1ea7n m\u1ec1m c\u01a1 b\u1ea3n, c\u1eadp nh\u1eadt c\u00e1c b\u1ea3n v\u00e1 b\u1ea3o m\u1eadt v\u00e0 qu\u1ea3n l\u00fd m\u1ea1ng. Ng\u01b0\u1eddi d\u00f9ng th\u01b0\u1eddng qu\u1ea3n l\u00fd trang web c\u1ee7a m\u00ecnh th\u00f4ng qua b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, nh\u01b0 t\u1ea3i l\u00ean t\u1ec7p tin, t\u1ea1o email, qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u, v.v., m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt li\u00ean quan \u0111\u1ebfn m\u00e1y ch\u1ee7<\/p>\n

\u0110\u1ecdc th\u00eam So s\u00e1nh to\u00e0n di\u1ec7n gi\u1eefa M\u00e1y ch\u1ee7 ri\u00eang v\u00e0 Hosting chia s\u1ebb: L\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef t\u1ed1i \u01b0u cho doanh nghi\u1ec7p<\/a>\u3002<\/p>\n\n\n\n\n

C\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ch\u00ednh<\/h3>\n\n\n\n

VPS (M\u00e1y ch\u1ee7 \u1ea3o) r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c blog c\u00e1 nh\u00e2n, trang web gi\u1edbi thi\u1ec7u c\u1ee7a doanh nghi\u1ec7p nh\u1ecf, trang web ch\u00ednh th\u1ee9c c\u1ee7a c\u00f4ng ty m\u1edbi th\u00e0nh l\u1eadp, di\u1ec5n \u0111\u00e0n c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp th\u1ea5p, ho\u1eb7c trang web tr\u01b0ng b\u00e0y t\u00e1c ph\u1ea9m. Nh\u1eefng trang web n\u00e0y th\u01b0\u1eddng c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp kh\u00f4ng l\u1edbn, nhu c\u1ea7u v\u1ec1 t\u00e0i nguy\u00ean h\u1ea1n ch\u1ebf, v\u00e0 ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb c\u00f3 th\u1ec3 kh\u00f4ng c\u00f3 ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n v\u1ec1 v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec m\u00e1y ch\u1ee7; h\u1ecd \u01b0u ti\u00ean s\u1ef1 \u0111\u01a1n gi\u1ea3n, d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 chi ph\u00ed th\u1ea5p.<\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i gi\u1eefa m\u00e1y ch\u1ee7 ri\u00eang v\u00e0 hosting \u1ea3o<\/h2>\n\n\n\n

Sau khi hi\u1ec3u r\u00f5 \u0111\u1ecbnh ngh\u0129a c\u1ee7a c\u1ea3 hai, ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e2n t\u00edch s\u00e2u s\u1eafc nh\u1eefng kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i gi\u1eefa ch\u00fang t\u1eeb nhi\u1ec1u g\u00f3c \u0111\u1ed9 kh\u00e1c nhau.<\/p>\n\n\n\n

Performance and Resources<\/h3>\n\n\n\n

Tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp, t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n l\u1ef1c ph\u1ea7n c\u1ee9ng \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch \u0111\u1ed9c quy\u1ec1n. D\u00f9 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0o trang web c\u1ee7a b\u1ea1n c\u00f3 thay \u0111\u1ed5i nh\u01b0 th\u1ebf n\u00e0o, hi\u1ec7u n\u0103ng x\u1eed l\u00fd c\u1ee7a CPU, dung l\u01b0\u1ee3ng b\u1ed9 nh\u1edb v\u00e0 kh\u1ea3 n\u0103ng I\/O v\u1eabn lu\u00f4n \u1ed5n \u0111\u1ecbnh, kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi s\u1ef1 t\u0103ng \u0111\u1ed9t ng\u1ed9t c\u1ee7a l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u1eeb c\u00e1c trang web \u201cl\u00e2n c\u1eadn\u201d. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u1ea3m b\u1ea3o t\u1ed1c \u0111\u1ed9 ph\u1ea3n h\u1ed3i c\u1ee7a trang web lu\u00f4n \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd nhi\u1ec1u y\u00eau c\u1ea7u c\u00f9ng l\u00fac cao.<\/p>\n\n\n

\n\n
\n M\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp HostArmada<\/strong>\n
Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng 99,91% TP4T, b\u1ea3o \u0111\u1ea3m ho\u00e0n ti\u1ec1n trong 7 ng\u00e0y, \u01b0u \u0111\u00e3i 50% cho ng\u01b0\u1eddi d\u00f9ng m\u1edbi, quy\u1ec1n truy c\u1eadp ROOT \u0111\u1ea7y \u0111\u1ee7, b\u1ea3o v\u1ec7 WAF v\u00e0 ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i mi\u1ec5n ph\u00ed.<\/div>\n <\/div>\n\n
\n \n \n \"M\u00e1y\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

Hi\u1ec7u n\u0103ng c\u1ee7a c\u00e1c m\u00e1y ch\u1ee7 \u1ea3o b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi hi\u1ec7n t\u01b0\u1ee3ng \u201chi\u1ec7u \u1ee9ng h\u00e0ng x\u00f3m\u201d (neighbor effect). Do c\u00e1c ngu\u1ed3n l\u1ef1c \u0111\u01b0\u1ee3c chia s\u1ebb gi\u1eefa nhi\u1ec1u trang web tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7, n\u1ebfu m\u1ed9t trang web n\u00e0o \u0111\u00f3 s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u t\u00e0i nguy\u00ean, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a t\u1ea5t c\u1ea3 c\u00e1c trang web kh\u00e1c, th\u1eadm ch\u00ed khi\u1ebfn ch\u00fang kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c trong th\u1eddi gian ng\u1eafn. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi nh\u1eefng trang web c\u00f3 nhu c\u1ea7u v\u1ec1 t\u00e0i nguy\u00ean \u1ed5n \u0111\u1ecbnh, nh\u01b0ng \u0111\u1ed1i v\u1edbi nh\u1eefng trang web y\u00eau c\u1ea7u hi\u1ec7u n\u0103ng cao v\u00e0 \u0111\u1ed9 tin c\u1eady cao, \u0111\u00e2y l\u00e0 m\u1ed9t r\u1ee7i ro ti\u1ec1m \u1ea9n.<\/p>\n\n\n\n

An to\u00e0n v\u00e0 t\u00ednh c\u00e1ch ly (Security and Isolation)<\/h3>\n\n\n\n

C\u00e1c m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp cung c\u1ea5p s\u1ef1 c\u00e1ch ly an ninh \u1edf c\u1ea5p \u0111\u1ed9 v\u1eadt l\u00fd. D\u1eef li\u1ec7u v\u00e0 \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n ho\u1ea1t \u0111\u1ed9ng trong m\u1ed9t m\u00f4i tr\u01b0\u1eddng v\u1eadt l\u00fd ho\u00e0n to\u00e0n \u0111\u1ed9c l\u1eadp, lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n kh\u1ea3 n\u0103ng m\u00e1y ch\u1ee7 c\u1ee7a b\u1ea1n b\u1ecb x\u00e2m nh\u1eadp do c\u00e1c l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt tr\u00ean trang web c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00e1c. B\u1ea1n c\u00f3 th\u1ec3 tri\u1ec3n khai c\u00e1c b\u1ed9 l\u1ecdc firewall, h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n x\u00e2m nh\u1eadp (IDS \u2013 Intrusion Detection Systems) v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p ki\u1ec3m so\u00e1t truy c\u1eadp ph\u00f9 h\u1ee3p v\u1edbi ch\u00ednh s\u00e1ch b\u1ea3o m\u1eadt c\u1ee7a m\u00ecnh.<\/p>\n\n\n\n

M\u1eb7c d\u00f9 c\u00e1c m\u00e1y ch\u1ee7 \u1ea3o (virtual hosts) \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o s\u1ef1 c\u00f4 l\u1eadp v\u1ec1 m\u1eb7t logic, t\u1ea5t c\u1ea3 ng\u01b0\u1eddi d\u00f9ng v\u1eabn chia s\u1ebb c\u00f9ng m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh (kernel) v\u00e0 ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd. N\u1ebfu l\u1edbp \u1ea3o h\u00f3a (virtualization layer) t\u1ef1 n\u00f3 c\u00f3 l\u1ed7 h\u1ed5ng b\u1ea3o m\u1eadt, th\u00ec v\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, k\u1ebb t\u1ea5n c\u00f4ng c\u00f3 th\u1ec3 x\u00e2m nh\u1eadp t\u1eeb m\u00f4i tr\u01b0\u1eddng \u1ea3o n\u00e0y sang m\u00f4i tr\u01b0\u1eddng \u1ea3o kh\u00e1c. Ngo\u00e0i ra, n\u1ebfu m\u1ed9t ng\u01b0\u1eddi d\u00f9ng c\u1ea5u h\u00ecnh sai ho\u1eb7c b\u1ecb t\u1ea5n c\u00f4ng, h\u1ecd c\u00f3 th\u1ec3 ti\u00eau t\u1ed1n nhi\u1ec1u t\u00e0i nguy\u00ean, t\u1eeb \u0111\u00f3 \u1ea3nh h\u01b0\u1edfng gi\u00e1n ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a to\u00e0n b\u1ed9 m\u00e1y ch\u1ee7 v\u00e0 g\u00e2y ra s\u1ef1 c\u1ed1 trong vi\u1ec7c cung c\u1ea5p d\u1ecbch v\u1ee5 cho c\u00e1c ng\u01b0\u1eddi d\u00f9ng kh\u00e1c.<\/p>\n

\u0110\u1ecdc th\u00eam H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n V\u1ec1 Shared Hosting: Gi\u1ea3i Th\u00edch Kh\u00e1i Ni\u1ec7m, L\u1eddi Khuy\u00ean L\u1ef1a Ch\u1ecdn V\u00e0 K\u1ef9 Thu\u1eadt T\u1ed1i \u01afu N\u00e2ng Cao<\/a>\u3002<\/p>\n\n\n\n\n

Quy\u1ec1n ki\u1ec3m so\u00e1t v\u00e0 t\u00ednh linh ho\u1ea1t<\/h3>\n\n\n\n

Ng\u01b0\u1eddi d\u00f9ng m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp s\u1edf h\u1eefu quy\u1ec1n qu\u1ea3n tr\u1ecb vi\u00ean c\u1ea5p cao (root). B\u1ea1n c\u00f3 th\u1ec3 t\u1ef1 do quy\u1ebft \u0111\u1ecbnh m\u1ecdi chi ti\u1ebft li\u00ean quan \u0111\u1ebfn m\u00e1y ch\u1ee7: ch\u1ecdn h\u1ec7 \u0111i\u1ec1u h\u00e0nh Ubuntu, CentOS ho\u1eb7c Windows Server; c\u00e0i \u0111\u1eb7t c\u00e1c d\u1ecbch v\u1ee5 web nh\u01b0 Apache, Nginx ho\u1eb7c c\u00e1c d\u1ecbch v\u1ee5 web t\u00f9y ch\u1ec9nh; c\u1ea5u h\u00ecnh m\u00f4i tr\u01b0\u1eddng l\u1eadp tr\u00ecnh ho\u1eb7c c\u00e1c c\u1ed5ng d\u1ecbch v\u1ee5 theo nhu c\u1ea7u c\u1ee7a m\u00ecnh. M\u1ee9c \u0111\u1ed9 t\u1ef1 do n\u00e0y l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n ph\u1ee9c t\u1ea1p y\u00eau c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng ngh\u1ec7 c\u1ee5 th\u1ec3.<\/p>\n\n\n\n

Quy\u1ec1n ki\u1ec3m so\u00e1t \u0111\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 \u1ea3o (virtual host) r\u1ea5t h\u1ea1n ch\u1ebf. Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u00e3 thi\u1ebft l\u1eadp s\u1eb5n m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng, v\u00e0 b\u1ea1n th\u01b0\u1eddng ch\u1ec9 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng c\u00e1c ph\u1ea7n m\u1ec1m v\u00e0 phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c cung c\u1ea5p, kh\u00f4ng th\u1ec3 thay \u0111\u1ed5i c\u00e1c c\u1ea5u h\u00ecnh h\u1ec7 th\u1ed1ng c\u1ed1t l\u00f5i. V\u00ed d\u1ee5, n\u1ebfu b\u1ea1n c\u1ea7n k\u00edch ho\u1ea1t m\u1ed9t ti\u1ec7n \u00edch m\u1edf r\u1ed9ng PHP c\u1ee5 th\u1ec3 ho\u1eb7c s\u1eed d\u1ee5ng m\u1ed9t c\u1ed5ng kh\u00f4ng ph\u1ed5 bi\u1ebfn, \u0111i\u1ec1u \u0111\u00f3 r\u1ea5t kh\u00f3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c, tr\u1eeb khi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 \u0111i\u1ec1u \u0111\u00f3.<\/p>\n\n\n

\n\n
\n M\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp InterServer<\/strong>\n
Xeon E3-1240v6 1 CPU, 4 nh\u00e2n, 3.7 GHz, 64GB RAM, 4TB SSD l\u01b0u tr\u1eef, b\u0103ng th\u00f4ng 1Gbps, kh\u00f4ng gi\u1edbi h\u1ea1n l\u01b0u l\u01b0\u1ee3ng.<\/div>\n <\/div>\n\n
\n \n \n \"M\u00e1y\n \n \n <\/a>\n \n \n Truy c\u1eadp InterServer <\/a>\n <\/div>\n <\/div>\n\n \n\n\n\n\n\n\n

Chi ph\u00ed v\u00e0 r\u00e0o c\u1ea3n k\u1ef9 thu\u1eadt<\/h3>\n\n\n\n

Chi ph\u00ed c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp cao h\u01a1n \u0111\u00e1ng k\u1ec3. B\u1ea1n c\u1ea7n tr\u1ea3 ti\u1ec1n thu\u00ea ho\u1eb7c mua to\u00e0n b\u1ed9 ph\u1ea7n c\u1ee9ng v\u1eadt l\u00fd, c\u0169ng nh\u01b0 chi ph\u00ed b\u0103ng th\u00f4ng c\u00f3 th\u1ec3 cao h\u01a1n. Ngo\u00e0i ra, th\u01b0\u1eddng c\u00f2n c\u00f3 c\u00e1c chi ph\u00ed b\u1ed5 sung cho vi\u1ec7c v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec m\u00e1y ch\u1ee7, b\u1ea3o m\u1eadt th\u00f4ng tin, v\u00e0 b\u1ea3o tr\u00ec k\u1ef9 thu\u1eadt; ho\u1eb7c b\u1ea1n c\u00f3 th\u1ec3 c\u1ea7n thu\u00ea nh\u00e2n vi\u00ean chuy\u00ean nghi\u1ec7p \u0111\u1ec3 th\u1ef1c hi\u1ec7n nh\u1eefng c\u00f4ng vi\u1ec7c n\u00e0y.<\/p>\n\n\n\n

\u01afu \u0111i\u1ec3m l\u1edbn nh\u1ea5t c\u1ee7a m\u00e1y ch\u1ee7 \u1ea3o n\u1eb1m \u1edf t\u00ednh kinh t\u1ebf v\u00e0 s\u1ef1 d\u1ec5 s\u1eed d\u1ee5ng. N\u00f3 cung c\u1ea5p m\u00f4i tr\u01b0\u1eddng c\u01a1 b\u1ea3n cho vi\u1ec7c v\u1eadn h\u00e0nh trang web v\u1edbi m\u1ee9c ph\u00ed h\u00e0ng th\u00e1ng r\u1ea5t th\u1ea5p, v\u00e0 t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng vi\u1ec7c b\u1ea3o tr\u00ec c\u01a1 b\u1ea3n \u0111\u1ec1u do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 th\u1ef1c hi\u1ec7n; ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 ki\u1ebfn th\u1ee9c qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch nhanh ch\u00f3<\/p>\n\n\n\n

Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/h3>\n\n\n\n

Vi\u1ec7c m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u1ee7a m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u201cm\u1edf r\u1ed9ng theo chi\u1ec1u d\u1ecdc\u201d (vertical scaling), t\u1ee9c l\u00e0 th\u00f4ng qua vi\u1ec7c n\u00e2ng c\u1ea5p ph\u1ea7n c\u1ee9ng c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3. \u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng \u0111\u00f2i h\u1ecfi ph\u1ea3i chuy\u1ec3n \u0111\u1ed5i sang m\u1ed9t m\u00e1y ch\u1ee7 m\u1edbi c\u00f3 c\u1ea5u h\u00ecnh cao h\u01a1n, v\u00e0 qu\u00e1 tr\u00ecnh n\u00e0y c\u00f3 th\u1ec3 g\u00e2y ra th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng (downtime) c\u1ee7a h\u1ec7 th\u1ed1ng. M\u1eb7c d\u00f9 c\u00e1c m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y linh ho\u1ea1t (elastic cloud servers) cung c\u1ea5p ph\u01b0\u01a1ng th\u1ee9c m\u1edf r\u1ed9ng linh ho\u1ea1t h\u01a1n, nh\u01b0ng v\u1ec1 m\u1eb7t truy\u1ec1n th\u1ed1ng, c\u00e1c m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp v\u1eadt l\u00fd v\u1eabn kh\u00f4ng \u0111\u1ee7 nhanh nh<\/p>\n\n\n\n

Vi\u1ec7c m\u1edf r\u1ed9ng ch\u1ee9c n\u0103ng c\u1ee7a c\u00e1c g\u00f3i d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 \u1ea3o (virtual hosting) th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch thay \u0111\u1ed5i g\u00f3i d\u1ecbch v\u1ee5 hi\u1ec7n t\u1ea1i. Khi ngu\u1ed3n l\u1ef1c kh\u00f4ng c\u00f2n \u0111\u1ee7, b\u1ea1n c\u1ea7n n\u00e2ng c\u1ea5p l\u00ean g\u00f3i m\u00e1y ch\u1ee7 \u1ea3o c\u00f3 ch\u1ee9c n\u0103ng cao h\u01a1n ho\u1eb7c chuy\u1ec3n sang s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 VPS (Virtual Private Server) ho\u1eb7c m\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (cloud server). Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng n\u00e0y ph\u1ee5 thu<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh d\u1ef1a tr\u00ean nhu c\u1ea7u?<\/h2>\n\n\n\n

Khi \u0111\u01b0a ra l\u1ef1a ch\u1ecdn, b\u1ea1n c\u1ea7n xem x\u00e9t k\u1ef9 l\u01b0\u1ee1ng c\u00e1c y\u1ebfu t\u1ed1 then ch\u1ed1t sau:<\/p>\n\n\n\n

\u0110\u00e1nh gi\u00e1 quy m\u00f4 v\u00e0 l\u01b0\u1ee3ng truy c\u1eadp c\u1ee7a trang web<\/h3>\n\n\n\n

N\u1ebfu trang web c\u1ee7a b\u1ea1n c\u00f3 l\u01b0\u1ee3ng truy c\u1eadp h\u00e0ng ng\u00e0y r\u1ea5t l\u1edbn, ho\u1eb7c d\u1ef1 ki\u1ebfn s\u1ebd t\u0103ng tr\u01b0\u1edfng nhanh trong th\u1eddi gian ng\u1eafn, v\u00e0 y\u00eau c\u1ea7u x\u1eed l\u00fd nhi\u1ec1u n\u1ed9i dung \u0111\u1ed9ng, truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u ho\u1eb7c thao t\u00e1c v\u1edbi t\u1ec7p tin, th\u00ec s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n. \u0110\u1ed1i v\u1edbi c\u00e1c trang web nh\u1ecf v\u1edbi l\u01b0\u1ee3ng truy c\u1eadp h\u00e0ng ng\u00e0y t\u1eeb v\u00e0i tr\u0103m \u0111\u1ebfn v\u00e0i ngh\u00ecn l\u01b0\u1ee3t, v\u00e0 n\u1ed9i dung ch\u1ee7 y\u1ebfu l\u00e0 c\u00e1c trang t\u0129nh ho\u1eb7c trang \u0111\u1ed9ng \u0111\u01a1n gi\u1ea3n, m\u00e1y ch\u1ee7 \u1ea3o (virtual host) th\u01b0\u1eddng \u0111\u00e3 \u0111\u1ee7 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u.<\/p>\n\n\n\n

H\u00e3y xem x\u00e9t \u0111\u1ebfn n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt v\u00e0 ng\u00e2n s\u00e1ch.<\/h3>\n\n\n\n

N\u1ebfu b\u1ea1n ho\u1eb7c nh\u00f3m c\u1ee7a b\u1ea1n c\u00f3 m\u1ed9t qu\u1ea3n tr\u1ecb vi\u00ean h\u1ec7 th\u1ed1ng chuy\u00ean nghi\u1ec7p, ng\u01b0\u1eddi c\u00f3 th\u1ec3 ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 vi\u1ec7c c\u00e0i \u0111\u1eb7t, c\u1ea5u h\u00ecnh, gi\u00e1m s\u00e1t, b\u1ea3o m\u1eadt v\u00e0 sao l\u01b0u m\u00e1y ch\u1ee7, \u0111\u1ed3ng th\u1eddi c\u00f3 ng\u00e2n s\u00e1ch d\u00e0nh ri\u00eang cho vi\u1ec7c mua ph\u1ea7n c\u1ee9ng v\u00e0 d\u1ecbch v\u1ee5 b\u1ea3o tr\u00ec chuy\u00ean nghi\u1ec7p, th\u00ec m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp s\u1ebd ph\u00e1t huy \u0111\u01b0\u1ee3c t\u1ed1i \u0111a gi\u00e1 tr\u1ecb c\u1ee7a n\u00f3.<\/p>\n\n\n\n

N\u1ebfu b\u1ea1n c\u00f3 ngu\u1ed3n l\u1ef1c k\u1ef9 thu\u1eadt h\u1ea1n ch\u1ebf, ng\u00e2n s\u00e1ch eo h\u1eb9p, v\u00e0 m\u1ee5c ti\u00eau ch\u00ednh l\u00e0 tri\u1ec3n khai trang web m\u1ed9t c\u00e1ch nhanh ch\u00f3ng v\u1edbi chi ph\u00ed th\u1ea5p c\u0169ng nh\u01b0 \u0111\u1ea3m b\u1ea3o trang web ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, th\u00ec vi\u1ec7c b\u1eaft \u0111\u1ea7u v\u1edbi d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 \u1ea3o (virtual hosting) l\u00e0 l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf nh\u1ea5t. Nhi\u1ec1u nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 \u0111\u1ec1u cung c\u1ea5p t\u00ednh n\u0103ng c\u00e0i \u0111\u1eb7t t\u1ef1 \u0111\u1ed9ng, gi\u00fap b\u1ea1n thi\u1ebft l\u1eadp m\u1ed9t trang web s\u1eed d\u1ee5ng c\u00e1c n\u1ec1n t\u1ea3ng ph\u1ed5 bi\u1ebfn nh\u01b0 WordPress ch\u1ec9 trong v\u00e0i ph\u00fat.<\/p>\n\n\n\n

X\u00e1c \u0111\u1ecbnh r\u00f5 c\u00e1c y\u00eau c\u1ea7u v\u1ec1 an to\u00e0n v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh.<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c trang web x\u1eed l\u00fd giao d\u1ecbch tr\u1ef1c tuy\u1ebfn, th\u00f4ng tin nh\u1ea1y c\u1ea3m c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, h\u1ed3 s\u01a1 y t\u1ebf ho\u1eb7c d\u1eef li\u1ec7u thu\u1ed9c c\u00e1c ng\u00e0nh \u0111\u1eb7c bi\u1ec7t ch\u1ecbu s\u1ef1 gi\u00e1m s\u00e1t, vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp mang l\u1ea1i t\u00ednh c\u00e1ch ly v\u00e0 quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n, t\u1eeb \u0111\u00f3 gi\u00fap \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 b\u1ea3o m\u1eadt d\u1eef li\u1ec7u v\u00e0 tu\u00e2n th\u1ee7 quy \u0111\u1ecbnh ng\u00e0nh nghi\u00eam ng\u1eb7t h\u01a1n. Do m\u00f4i tr\u01b0\u1eddng chia s\u1ebb, m\u00e1y ch\u1ee7 \u1ea3o (virtual hosting) c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p \u0111\u00f2i h\u1ecfi m\u1ee9c \u0111\u1ed9 tu\u00e2n th\u1ee7 cao.<\/p>\n\n\n\n

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

M\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o l\u00e0 hai gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef tr\u1ef1c tuy\u1ebfn ph\u1ee5c v\u1ee5 nh\u1eefng m\u1ee5c \u0111\u00edch v\u00e0 nhu c\u1ea7u kh\u00e1c nhau. M\u00e1y ch\u1ee7 \u1ea3o \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1edd chi ph\u00ed th\u1ea5p v\u00e0 qu\u00e1 tr\u00ecnh qu\u1ea3n l\u00fd \u0111\u01a1n gi\u1ea3n, tr\u1edf th\u00e0nh b\u01b0\u1edbc \u0111\u1ec7m l\u00fd t\u01b0\u1edfng cho c\u00e1 nh\u00e2n v\u00e0 c\u00e1c doanh nghi\u1ec7p nh\u1ecf b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi m\u1ea1ng. Ng\u01b0\u1ee3c l\u1ea1i, m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp v\u1edbi hi\u1ec7u su\u1ea5t v\u01b0\u1ee3t tr\u1ed9i, kh\u1ea3 n\u0103ng b\u1ea3o m\u1eadt cao v\u00e0 s\u1ef1 t\u1ef1 do tuy\u1ec7t \u0111\u1ed1i, l\u00e0 n\u1ec1n t\u1ea3ng c\u01a1 b\u1ea3n cho c\u00e1c \u1ee9ng d\u1ee5ng kinh doanh quan tr\u1ecdng y\u00eau c\u1ea7u l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp l\u1edbn, \u0111\u1ed9 ph\u1ee9c t\u1ea1p cao v\u00e0 y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng d\u1ecbch v\u1ee5.<\/p>\n\n\n\n

Y\u1ebfu t\u1ed1 then ch\u1ed1t trong vi\u1ec7c l\u1ef1a ch\u1ecdn n\u1eb1m \u1edf vi\u1ec7c \u0111\u00e1nh gi\u00e1 r\u00f5 r\u00e0ng nhu c\u1ea7u th\u1ef1c t\u1ebf hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea3n th\u00e2n, n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt v\u00e0 ng\u00e2n s\u00e1ch c\u00f3 s\u1eb5n, \u0111\u1ed3ng th\u1eddi d\u1ef1 \u0111o\u00e1n h\u01b0\u1edbng ph\u00e1t tri\u1ec3n trong t\u01b0\u01a1ng lai. \u0110\u1ed1i v\u1edbi nhi\u1ec1u d\u1ef1 \u00e1n \u0111ang trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n, vi\u1ec7c b\u1eaft \u0111\u1ea7u v\u1edbi m\u00e1y ch\u1ee7 \u1ea3o (virtual host), sau \u0111\u00f3 d\u1ea7n chuy\u1ec3n sang s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 VPS (Virtual Private Server) ho\u1eb7c m\u00e1y ch\u1ee7 ri\u00eang (standalone server) theo s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a doanh nghi\u1ec7p, l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn ph\u1ed5 bi\u1ebfn<\/p>\n\n\n\n

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

C\u00f3 th\u1ec3 n\u00e2ng c\u1ea5p m\u00e1y ch\u1ee7 \u1ea3o l\u00ean th\u00e0nh m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp kh\u00f4ng?<\/h3>\n\n\n\n

\u0110\u01b0\u1ee3c, nh\u01b0ng \u0111i\u1ec1u n\u00e0y th\u01b0\u1eddng c\u00f3 ngh\u0129a l\u00e0 c\u1ea7n th\u1ef1c hi\u1ec7n m\u1ed9t cu\u1ed9c di chuy\u1ec3n to\u00e0n di\u1ec7n trang web. B\u1ea1n c\u1ea7n thi\u1ebft l\u1eadp m\u00f4i tr\u01b0\u1eddng tr\u00ean m\u00e1y ch\u1ee7 m\u1edbi, sau \u0111\u00f3 sao ch\u00e9p to\u00e0n b\u1ed9 c\u00e1c t\u1ec7p tin trang web v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u t\u1eeb m\u00e1y ch\u1ee7 \u1ea3o sang m\u00e1y ch\u1ee7 m\u1edbi, \u0111\u1ed3ng th\u1eddi thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n (domain name resolution). Qu\u00e1 tr\u00ecnh n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t s\u1ed1 k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh; nhi\u1ec1u d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef (hosting services) cung c\u1ea5p d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 di chuy\u1ec3n c\u00f3 t\u00ednh ph\u00ed.<\/p>\n\n\n\n

Li\u1ec7u m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp (standalone server) ch\u1eafc ch\u1eafn lu\u00f4n ho\u1ea1t \u0111\u1ed9ng nhanh h\u01a1n m\u00e1y ch\u1ee7 \u1ea3o (virtual host) kh\u00f4ng?<\/h3>\n\n\n\n

Trong tr\u01b0\u1eddng h\u1ee3p t\u00e0i nguy\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t c\u00e1ch \u0111\u1ed9c quy\u1ec1n v\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 l\u1ed7i c\u1ea5u h\u00ecnh n\u00e0o, hi\u1ec7u su\u1ea5t t\u1ed1i \u0111a c\u0169ng nh\u01b0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp th\u1ef1c s\u1ef1 cao h\u01a1n nhi\u1ec1u so v\u1edbi m\u1ed9t m\u00e1y ch\u1ee7 \u1ea3o. Tuy nhi\u00ean, m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp c\u00f3 c\u1ea5u h\u00ecnh th\u1ea5p v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1i \u01b0u h\u00f3a k\u00e9m c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng k\u00e9m hi\u1ec7u qu\u1ea3 h\u01a1n c\u1ea3 m\u1ed9t g\u00f3i d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 \u1ea3o \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp t\u1ed1t v\u1edbi ngu\u1ed3n l\u1ef1c \u0111\u1ea7y \u0111\u1ee7. Hi\u1ec7u su\u1ea5t ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa c\u1ea5u h\u00ecnh ph\u1ea7n c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng t\u1ed1i \u01b0u h<\/p>\n\n\n\n

Lo\u1ea1i blog c\u00e1 nh\u00e2n n\u00e0o n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi \u0111a s\u1ed1 c\u00e1c blog c\u00e1 nh\u00e2n, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1eefng blog m\u1edbi v\u1edbi l\u01b0\u1ee3ng truy c\u1eadp kh\u00f4ng l\u1edbn, m\u00e1y ch\u1ee7 \u1ea3o (virtual host) l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed h\u01a1n. N\u00f3 c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 nhu c\u1ea7u v\u1eadn h\u00e0nh c\u1ee7a c\u00e1c ph\u1ea7n m\u1ec1m blog (nh\u01b0 WordPress) v\u1edbi chi ph\u00ed th\u1ea5p nh\u1ea5t. Ch\u1ec9 khi l\u01b0\u1ee3ng truy c\u1eadp blog t\u0103ng \u0111\u1ebfn m\u1ee9c m\u00e1y ch\u1ee7 \u1ea3o kh\u00f4ng c\u00f2n \u0111\u1ee7 s\u1ee9c ch\u1ecbu \u0111\u1ef1ng, ho\u1eb7c b\u1ea1n c\u1ea7n c\u00e0i \u0111\u1eb7t m\u1ed9t s\u1ed1 ti\u1ec7n \u00edch m\u1edf r\u1ed9ng (plugin) kh\u00f4ng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi m\u00e1y ch\u1ee7 \u1ea3o, ho\u1eb7c th\u1ef1c hi\u1ec7n nh\u1eefng thay \u0111\u1ed5i t\u00f9y ch\u1ec9nh s\u00e2u, l\u00fac \u0111\u00f3 m\u1edbi n\u00ean c\u00e2n nh\u1eafc vi\u1ec7c n\u00e2ng c\u1ea5p.<\/p>\n\n\n\n

Qu\u1ea3n l\u00fd m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp y\u00eau c\u1ea7u nh\u1eefng k\u1ef9 n\u0103ng g\u00ec?<\/h3>\n\n\n\n

\u0110\u1ec3 qu\u1ea3n l\u00fd m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp, b\u1ea1n c\u1ea7n n\u1eafm v\u1eefng c\u00e1c l\u1ec7nh c\u01a1 b\u1ea3n tr\u00ean d\u00f2ng l\u1ec7nh c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh Linux ho\u1eb7c Windows Server, c\u00e1ch c\u00e0i \u0111\u1eb7t v\u00e0 c\u1ea5u h\u00ecnh ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web, k\u1ef9 n\u0103ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf d\u1eef li\u1ec7u, ki\u1ebfn th\u1ee9c c\u01a1 b\u1ea3n v\u1ec1 b\u1ea3o m\u1eadt m\u1ea1ng, c\u0169ng nh\u01b0 c\u00e1c c\u00f4ng c\u1ee5 gi\u00e1m s\u00e1t v\u00e0 sao l\u01b0u h\u1ec7 th\u1ed1ng. N\u1ebfu b\u1ea1n kh\u00f4ng c\u00f3 nh\u1eefng k\u1ef9 n\u0103ng n\u00e0y, b\u1ea1n c\u00f3 th\u1ec3 xem x\u00e9t vi\u1ec7c thu\u00ea nh\u00e2n vi\u00ean chuy\u00ean tr\u00e1ch v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec ho\u1eb7c ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef (hosting) cung c\u1ea5p d\u1ecbch v\u1ee5 \u201cqu\u1ea3n l\u00fd to\u00e0n di\u1ec7n\u201d; h\u1ecd s\u1ebd \u0111\u1ea3m nh\u1eadn ph\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec k\u1ef9 thu\u1eadt.<\/p>\n\n\n\n

\u201cQu\u1ea3n l\u00fd to\u00e0n di\u1ec7n\u201d (Full Management) \u0111\u1ed1i v\u1edbi m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp l\u00e0 g\u00ec?<\/h3>\n\n\n\n

\u201cQu\u1ea3n l\u00fd to\u00e0n di\u1ec7n\u201d l\u00e0 m\u1ed9t d\u1ecbch v\u1ee5 c\u00f3 gi\u00e1 tr\u1ecb gia t\u0103ng. Ngo\u00e0i vi\u1ec7c cung c\u1ea5p ph\u1ea7n c\u1ee9ng m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp, nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 s\u1ebd ch\u1ec9 \u0111\u1ecbnh nh\u00e2n vi\u00ean k\u1ef9 thu\u1eadt chuy\u00ean nghi\u1ec7p \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c c\u00f4ng vi\u1ec7c v\u1eadn h\u00e0nh v\u00e0 b\u1ea3o tr\u00ec nh\u01b0 c\u1ea5u h\u00ecnh ban \u0111\u1ea7u, gi\u00e1m s\u00e1t h\u00e0ng ng\u00e0y, t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt, c\u1eadp nh\u1eadt ph\u1ea7n m\u1ec1m, th\u1ef1c hi\u1ec7n sao l\u01b0u d\u1eef li\u1ec7u v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1. \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 r\u00e0o c\u1ea3n k\u1ef9 thu\u1eadt \u0111\u1ed1i v\u1edbi ng\u01b0\u1eddi d\u00f9ng, tuy nhi\u00ean chi ph\u00ed s\u1ebd cao h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i m\u00e1y ch\u1ee7 kh\u00f4ng \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd tr\u1ef1c ti\u1ebfp.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch chi ti\u1ebft v\u1ec1 kh\u00e1i ni\u1ec7m m\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp (standalone server) v\u00e0 m\u00e1y ch\u1ee7 \u1ea3o (virtual host). M\u00e1y ch\u1ee7 \u0111\u1ed9c l\u1eadp cung c\u1ea5p ph\u1ea7n c\u1ee9ng ri\u00eang bi\u1ec7t, quy\u1ec1n ki\u1ec3m so\u00e1t ho\u00e0n to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t cao, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c trang web l\u1edbn c\u00f3 nhu c\u1ea7u s\u1eed d\u1ee5ng l\u1edbn; trong khi \u0111\u00f3, m\u00e1y ch\u1ee7 \u1ea3o chia s\u1ebb t\u00e0i nguy\u00ean, d\u1ec5 qu\u1ea3n l\u00fd v\u00e0 c\u00f3 chi ph\u00ed th\u1ea5p, th\u00edch h\u1ee3p cho c\u00e1c trang web nh\u1ecf. B\u00e0i vi\u1ebft so s\u00e1nh s\u00e2u r\u1ed9ng nh\u1eefng kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i gi\u1eefa hai lo\u1ea1i m\u00e1y ch\u1ee7 n\u00e0y t\u1eeb c\u00e1c kh\u00eda c\u1ea1nh nh\u01b0 hi\u1ec7u su\u1ea5t, b\u1ea3o m\u1eadt, quy\u1ec1n ki\u1ec3m so\u00e1t, chi ph\u00ed v\u00e0 kh\u1ea3 n\u0103ng<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[655,283,282,42,3169],"knowledge_category":[276],"class_list":["post-12376534","knowledge_post","type-knowledge_post","status-publish","hentry","tag-performance-comparison","tag-server","tag-web-hosting","tag-virtual-hosting","tag-3169","knowledge_category-dedicated-server"],"acf":{"site_seo_keywords":"\u72ec\u7acb\u670d\u52a1\u5668,\u865a\u62df\u4e3b\u673a,\u670d\u52a1\u5668\u533a\u522b,\u7f51\u7ad9\u6258\u7ba1,\u6027\u80fd\u5bf9\u6bd4,\u5171\u4eab\u4e3b\u673a,\u670d\u52a1\u5668\u9009\u62e9\u6307\u5357,\u72ec\u7acb\u670d\u52a1\u5668\u4f18\u52bf"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12376534","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\/12376534\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12376534"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12376534"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12376534"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}