{"id":12400625,"date":"2026-05-25T04:00:06","date_gmt":"2026-05-24T20:00:06","guid":{"rendered":"https:\/\/www.likacloud.com\/knowledge\/%e5%85%b1%e4%ba%ab%e4%b8%bb%e6%9c%ba%e5%85%a5%e9%97%a8%e6%8c%87%e5%8d%97%ef%bc%9a%e4%bb%8e%e9%80%89%e6%8b%a9%e5%88%b0%e4%bc%98%e5%8c%96%ef%bc%8c%e6%89%93%e9%80%a0%e7%a8%b3%e5%ae%9a%e9%ab%98%e6%95%88\/"},"modified":"2026-06-03T20:05:13","modified_gmt":"2026-06-03T12:05:13","slug":"shared-hosting-guide-choose-optimize-website","status":"publish","type":"knowledge_post","link":"https:\/\/www.likacloud.com\/vi\/knowledge\/shared-hosting\/shared-hosting-guide-choose-optimize-website\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng m\u00e1y ch\u1ee7 chia s\u1ebb: T\u1eeb vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u1ebfn t\u1ed1i \u01b0u h\u00f3a \u2013 X\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng cho m\u1ed9t trang web \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u qu\u1ea3"},"content":{"rendered":"

Trong l\u0129nh v\u1ef1c l\u01b0u tr\u1eef trang web ng\u00e0y nay, m\u00e1y ch\u1ee7 chia s\u1ebb (shared hosting) tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn \u01b0u ti\u00ean c\u1ee7a nhi\u1ec1u nh\u00e0 qu\u1ea3n tr\u1ecb trang web c\u00e1 nh\u00e2n, doanh nh\u00e2n v\u00e0 c\u00e1c doanh nghi\u1ec7p v\u1eeba v\u00e0 nh\u1ecf nh\u1edd v\u00e0o t\u00ednh kinh t\u1ebf v\u00e0 s\u1ef1 d\u1ec5 s\u1eed d\u1ee5ng c\u1ee7a n\u00f3. N\u00f3 gi\u1ed1ng nh\u01b0 m\u1ed9t t\u00f2a nh\u00e0 chung c\u01b0 \u1ea3o, n\u01a1i nhi\u1ec1u trang web c\u00f9ng s\u1eed d\u1ee5ng ngu\u1ed3n l\u1ef1c t\u1eeb m\u1ed9t m\u00e1y ch\u1ee7 (nh\u01b0 CPU, b\u1ed9 nh\u1edb, kh\u00f4ng gian l\u01b0u tr\u1eef v\u00e0 b\u0103ng th\u00f4ng). M\u00f4 h\u00ecnh n\u00e0y gi\u00fap ph\u00e2n b\u1ed5 chi ph\u00ed m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, nh\u01b0ng c\u0169ng \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c ngu\u1ed3n l\u1ef1c \u0111\u01b0\u1ee3c chia s\u1ebb; vi\u1ec7c l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng \u0111\u1ed9t bi\u1ebfn c\u1ee7a m\u1ed9t trang web c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u1ee7a trang web b\u1ea1n.<\/p>\n\n\n\n

Hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ed1t l\u00f5i c\u1ee7a d\u1ecbch v\u1ee5 l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 s\u1eed d\u1ee5ng n\u00f3 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 s\u1ebd c\u00e0i \u0111\u1eb7t c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (nh\u01b0 cPanel, Plesk) tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 c\u00f3 hi\u1ec7u su\u1ea5t cao v\u00e0 ph\u00e2n chia ngu\u1ed3n l\u1ef1c m\u00e1y ch\u1ee7 th\u00e0nh nhi\u1ec1u t\u00e0i kho\u1ea3n. M\u1ed7i t\u00e0i kho\u1ea3n c\u00f3 th\u01b0 m\u1ee5c t\u1ec7p tin, c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 email ri\u00eang bi\u1ec7t, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd th\u00f4ng qua FTP ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 qu\u1ea3n l\u00fd t\u1ec7p tin tr\u1ef1c tuy\u1ebfn. C\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt \u0111\u1ea3m b\u1ea3o r\u1eb1ng d\u1eef li\u1ec7u c\u1ee7a c\u00e1c t\u00e0i kho\u1ea3n \u0111\u01b0\u1ee3c c\u00f4 l\u1eadp v\u1edbi nhau, tuy nhi\u00ean ph\u1ea7n c\u1ee9ng v\u00e0 c\u00e1c ph\u1ea7n m\u1ec1m ch\u00ednh (nh\u01b0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, ph\u1ea7n m\u1ec1m m\u00e1y ch\u1ee7 web) \u0111\u01b0\u1ee3c chia s\u1ebb gi\u1eefa c\u00e1c t\u00e0i kho\u1ea3n \u0111\u00f3.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 chia s\u1ebb (shared hosting) ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi b\u1ea1n?<\/h2>\n\n\n\n

Tr\u01b0\u1edbc khi \u0111\u1ed1i m\u1eb7t v\u1edbi v\u00f4 s\u1ed1 l\u1ef1a ch\u1ecdn v\u1ec1 d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 chia s\u1ebb tr\u00ean th\u1ecb tr\u01b0\u1eddng, vi\u1ec7c \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t l\u00e0 \u0111i\u1ec1u v\u00f4 c\u00f9ng quan tr\u1ecdng. \u0110\u1ea7u ti\u00ean, b\u1ea1n c\u1ea7n x\u00e1c \u0111\u1ecbnh r\u00f5 nhu c\u1ea7u c\u1ee7a trang web c\u1ee7a m\u00ecnh. N\u1ebfu b\u1ea1n ch\u1ec9 mu\u1ed1n x\u00e2y d\u1ef1ng m\u1ed9t blog c\u00e1 nh\u00e2n, trang tr\u01b0ng b\u00e0y t\u00e1c ph\u1ea9m ho\u1eb7c trang web cho m\u1ed9t doanh nghi\u1ec7p nh\u1ecf v\u1edbi l\u01b0\u1ee3ng truy c\u1eadp kh\u00f4ng l\u1edbn, th\u00ec c\u00e1c g\u00f3i d\u1ecbch v\u1ee5 c\u01a1 b\u1ea3n th\u01b0\u1eddng \u0111\u00e3 \u0111\u1ee7. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n d\u1ef1 \u0111\u1ecbnh v\u1eadn h\u00e0nh m\u1ed9t trang web c\u00f3 c\u1eeda h\u00e0ng tr\u1ef1c tuy\u1ebfn, h\u1ec7 th\u1ed1ng th\u00e0nh vi\u00ean ho\u1eb7c di\u1ec5n \u0111\u00e0n, b\u1ea1n s\u1ebd c\u1ea7n quan t\u00e2m nhi\u1ec1u h\u01a1n \u0111\u1ebfn c\u00e1c y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u n\u0103ng v\u00e0 kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng.<\/p>\n

\u0110\u1ecdc th\u00eam T\u00ecm hi\u1ec3u s\u00e2u v\u1ec1 m\u00e1y ch\u1ee7 chia s\u1ebb: \u0110\u1ecbnh ngh\u0129a, \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u00f9ng ph\u00e2n t\u00edch \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 c\u00e1c tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/a>\u3002<\/p>\n\n\n\n\n

\u0110\u00e1nh gi\u00e1 c\u00e1c ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t ch\u00ednh<\/h3>\n\n\n\n

H\u00e3y ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c th\u00f4ng s\u1ed1 c\u1ee5 th\u1ec3 m\u00e0 nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 \u0111\u01b0a ra, \u0111\u1eebng ch\u1ec9 nh\u00ecn v\u00e0o gi\u00e1 c\u1ea3. Dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u1ea7n \u0111\u00e1p \u1ee9ng nhu c\u1ea7u hi\u1ec7n t\u1ea1i v\u00e0 s\u1ef1 t\u0103ng tr\u01b0\u1edfng v\u1eeba ph\u1ea3i trong t\u01b0\u01a1ng lai; l\u01b0\u1ee3ng d\u1eef li\u1ec7u truy c\u1eadp h\u00e0ng th\u00e1ng quy\u1ebft \u0111\u1ecbnh s\u1ed1 l\u01b0\u1ee3ng truy c\u1eadp m\u00e0 trang web c\u1ee7a b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c; s\u1ed1 l\u01b0\u1ee3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u gi\u1edbi h\u1ea1n s\u1ed1 \u1ee9ng d\u1ee5ng \u0111\u1ed9c l\u1eadp m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 c\u00e0i \u0111\u1eb7t (v\u00ed d\u1ee5: m\u1ed9t trang web WordPress th\u01b0\u1eddng c\u1ea7n m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u). Ngo\u00e0i ra, vi\u1ec7c ki\u1ec3m tra xem h\u1ecd c\u00f3 h\u1ed7 tr\u1ee3 ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh b\u1ea1n c\u1ea7n (nh\u01b0 phi\u00ean b\u1ea3n PHP) v\u00e0 lo\u1ea1i c\u01a1 s\u1edf d\u1eef li\u1ec7u (nh\u01b0 MySQL) c\u0169ng r\u1ea5t quan tr\u1ecdng.<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n UltaHost \u2013 Nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 WordPress chuy\u00ean nghi\u1ec7p <\/strong>\r\n
B\u1ea3o \u0111\u1ea3m ho\u00e0n ti\u1ec1n trong 30 ng\u00e0y, b\u0103ng th\u00f4ng v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u kh\u00f4ng gi\u1edbi h\u1ea1n, b\u1ea3o v\u1ec7 DDoS mi\u1ec5n ph\u00ed, mua 3 n\u0103m \u01b0u \u0111\u00e3i 50%<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Logo\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

Ch\u00fa tr\u1ecdng \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady v\u00e0 d\u1ecbch v\u1ee5 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt.<\/h3>\n\n\n\n

Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a m\u00e1y ch\u1ee7 l\u00e0 ti\u00eau ch\u00ed v\u00e0ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 m\u1ee9c \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh; nh\u1eefng nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 h\u00e0ng \u0111\u1ea7u cam k\u1ebft m\u1ee9c \u0111\u1ed9 s\u1eb5n s\u00e0ng ph\u1ee5c v\u1ee5 (availability) tr\u00ean 99,91%. T\u1ed1c \u0111\u1ed9 v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng ph\u1ea3n h\u1ed3i c\u1ee7a b\u1ed9 ph\u1eadn h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng c\u0169ng r\u1ea5t quan tr\u1ecdng. H\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng xem: khi trang web g\u1eb7p s\u1ef1 c\u1ed1 v\u00e0o ban \u0111\u00eam, li\u1ec7u b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c s\u1ef1 h\u1ed7 tr\u1ee3 k\u1ecbp th\u1eddi th\u00f4ng qua c\u00e1c ph\u01b0\u01a1ng th\u1ee9c nh\u01b0 tr\u00f2 chuy\u1ec7n tr\u1ef1c tuy\u1ebfn 24\/7, \u0111i\u1ec7n tho\u1ea1i, ho\u1eb7c h\u1ec7 th\u1ed1ng g\u1eedi y\u00eau c\u1ea7u h\u1ed7 tr\u1ee3 (ticket system) kh\u00f4ng? Vi\u1ec7c xem c\u00e1c \u0111\u00e1nh gi\u00e1 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng s<\/p>\n\n\n\n

H\u00e3y xem x\u00e9t k\u1ef9 l\u01b0\u1ee1ng c\u00e1c \u0111i\u1ec1u kho\u1ea3n d\u1ecbch v\u1ee5 v\u00e0 nh\u1eefng chi ph\u00ed \u1ea9n (nh\u1eefng chi ph\u00ed kh\u00f4ng \u0111\u01b0\u1ee3c n\u00eau r\u00f5 ngay t\u1eeb \u0111\u1ea7u).<\/h3>\n\n\n\n

H\u00e3y ch\u00fa \u00fd xem li\u1ec7u gi\u00e1 c\u1ea3 c\u00f3 ph\u1ea3i l\u00e0 gi\u00e1 \u01b0u \u0111\u00e3i hay kh\u00f4ng, v\u00e0 gi\u00e1 \u0111\u0103ng k\u00fd gia h\u1ea1n l\u00e0 bao nhi\u00eau. Ki\u1ec3m tra xem c\u00f3 c\u00e1c kho\u1ea3n ph\u00ed ph\u00e1t sinh th\u00eam nh\u01b0 ph\u00ed thi\u1ebft l\u1eadp, ph\u00ed chuy\u1ec3n nh\u01b0\u1ee3ng t\u00ean mi\u1ec1n hay kh\u00f4ng. H\u00e3y hi\u1ec3u r\u00f5 ch\u00ednh s\u00e1ch h\u1ea1n ch\u1ebf s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7; m\u1eb7c d\u00f9 m\u1ed9t s\u1ed1 g\u00f3i d\u1ecbch v\u1ee5 \u0111\u01b0\u1ee3c qu\u1ea3ng c\u00e1o l\u00e0 \u201cv\u00f4 h\u1ea1n\u201d, nh\u01b0ng ch\u00fang th\u01b0\u1eddng \u0111\u1eb7t ra nh\u1eefng gi\u1edbi h\u1ea1n \u1ea9n v\u1ec1 m\u1ee9c s\u1eed d\u1ee5ng CPU, s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i \u0111\u1ed3ng th\u1eddi, v.v. Vi\u1ec7c v\u01b0\u1ee3t qu\u00e1 nh\u1eefng gi\u1edbi h\u1ea1n n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c<\/p>\n\n\n\n

C\u00e1c b\u01b0\u1edbc c\u1ed1t l\u00f5i \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t trang web th\u00e0nh c\u00f4ng:<\/h2>\n\n\n\n

Sau khi b\u1ea1n ch\u1ecdn \u0111\u01b0\u1ee3c g\u00f3i d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 ph\u00f9 h\u1ee3p v\u00e0 ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh mua h\u00e0ng, giai \u0111o\u1ea1n th\u1ef1c hi\u1ec7n s\u1ebd b\u1eaft \u0111\u1ea7u. B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean th\u01b0\u1eddng l\u00e0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n: N\u1ebfu b\u1ea1n mua m\u1ed9t t\u00ean mi\u1ec1n m\u1edbi, b\u1ea1n c\u1ea7n ch\u1ec9 \u0111\u1ecbnh \u0111\u1ecba ch\u1ec9 DNS c\u1ee7a n\u00f3 t\u1edbi \u0111\u1ecba ch\u1ec9 do nh\u00e0 cung c\u1ea5p m\u00e1y ch\u1ee7 cung c\u1ea5p; n\u1ebfu b\u1ea1n \u0111ang s\u1eed d\u1ee5ng m\u1ed9t t\u00ean mi\u1ec1n \u0111\u00e3 c\u00f3, b\u1ea1n c\u1ea7n thay \u0111\u1ed5i c\u00e1c b\u1ea3n ghi gi\u1ea3i quy\u1ebft t\u00ean mi\u1ec1n (th\u01b0\u1eddng l\u00e0 b\u1ea3n ghi A ho\u1eb7c CNAME).<\/p>\n\n\n\n

S\u1eed d\u1ee5ng B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c qu\u1ea3n l\u00fd<\/h3>\n\n\n\n

H\u1ea7u h\u1ebft c\u00e1c m\u00e1y ch\u1ee7 chia s\u1ebb hi\u1ec7n \u0111\u1ea1i \u0111\u1ec1u \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n m\u1ea1nh m\u1ebd, ch\u1eb3ng h\u1ea1n nh\u01b0 cPanel. \u0110\u00e2y ch\u00ednh l\u00e0 \u201cb\u1ea3ng \u0111i\u1ec1u khi\u1ec3n trung t\u00e2m\u201d \u0111\u1ec3 b\u1ea1n qu\u1ea3n l\u00fd m\u00e1y ch\u1ee7 c\u1ee7a m\u00ecnh. T\u1ea1i \u0111\u00e2y, b\u1ea1n c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng t\u1ea1o v\u00e0 qu\u1ea3n l\u00fd t\u00e0i kho\u1ea3n email, thi\u1ebft l\u1eadp ch\u1ee9c n\u0103ng chuy\u1ec3n ti\u1ebfp t\u1ef1 \u0111\u1ed9ng; tri\u1ec3n khai nhanh ch\u00f3ng c\u00e1c \u1ee9ng d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u01b0 WordPress, Joomla th\u00f4ng qua t\u00ednh n\u0103ng \u201cc\u00e0i \u0111\u1eb7t m\u1ed9t c\u00fa nh\u1ea5p\u201d (nh\u01b0 Softaculous); qu\u1ea3n l\u00fd t\u00e0i kho\u1ea3n FTP \u0111\u1ec3 truy\u1ec1n t\u1ea3i t\u1ec7p tin; c\u0169ng nh\u01b0 th\u1ef1c hi\u1ec7n nhi\u1ec1u t\u00e1c v\u1ee5 kh\u00e1c nh\u01b0 t\u1ea1o t\u00ean mi\u1ec1n con, c\u00e0i \u0111\u1eb7t ch\u1ee9ng ch\u1ec9 SSL, v\u00e0 nhi\u1ec1u ch\u1ee9c n\u0103ng kh\u00e1c n\u1eefa.<\/p>\n

\u0110\u1ecdc th\u00eam T\u1ea1i sao n\u00ean ch\u1ecdn d\u1ecbch v\u1ee5 l\u01b0u tr\u1eef trang web chia s\u1ebb (shared hosting): Gi\u1ea3i th\u00edch chi ti\u1ebft v\u1ec1 gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef trang web gi\u00e1 r\u1ebb ph\u00f9 h\u1ee3p v\u1edbi c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p nh\u1ecf<\/a>\u3002<\/p>\n\n\n\n\n

Tri\u1ec3n khai t\u1ec7p tin trang web v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/h3>\n\n\n\n

N\u1ebfu b\u1ea1n t\u1ef1 c\u00e0i \u0111\u1eb7t ch\u01b0\u01a1ng tr\u00ecnh trang web, b\u1ea1n c\u1ea7n s\u1eed d\u1ee5ng m\u1ed9t c\u00f4ng c\u1ee5 FTP (ch\u1eb3ng h\u1ea1n nh\u01b0 FileZilla) \u0111\u1ec3 t\u1ea3i c\u00e1c t\u1ec7p ch\u01b0\u01a1ng tr\u00ecnh l\u00ean th\u01b0 m\u1ee5c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh tr\u00ean m\u00e1y ch\u1ee7 (th\u01b0\u1eddng l\u00e0 th\u01b0 m\u1ee5c c\u00f3 t\u00ean t\u01b0\u01a1ng \u1ee9ng v\u1edbi t\u00ean ch\u01b0\u01a1ng tr\u00ecnh \u0111\u00f3).public_html<\/code>\u6216www<\/code>Th\u01b0 m\u1ee5c g\u1ed1c). \u0110\u1ed3ng th\u1eddi, h\u00e3y t\u1ea1o m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1edbi c\u00f9ng v\u1edbi ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng \u1ee9ng trong B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, v\u00e0 ghi l\u1ea1i t\u00ean c\u01a1 s\u1edf d\u1eef li\u1ec7u, t\u00ean ng\u01b0\u1eddi d\u00f9ng, m\u1eadt kh\u1ea9u v\u00e0 \u0111\u1ecba ch\u1ec9 m\u00e1y ch\u1ee7 (th\u01b0\u1eddng l\u00e0 localhost) \u0111\u1ec3 s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh c\u00e0i \u0111\u1eb7t trang web.<\/p>\n\n\n\n

\u0110\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i an to\u00e0n (ch\u1ee9ng ch\u1ec9 SSL)<\/h3>\n\n\n\n

\u4e3a\u7f51\u7ad9\u5b89\u88c5SSL\u8bc1\u4e66\uff0c\u5c06HTTP\u534f\u8bae\u5347\u7ea7\u4e3aHTTPS\uff0c\u5df2\u662f\u884c\u4e1a\u6807\u914d\u548c\u5b89\u5168\u5fc5\u5907\u3002\u8fd9\u4e0d\u4ec5\u5bf9\u641c\u7d22\u5f15\u64ce\u6392\u540d\uff08SEO\uff09\u6709\u79ef\u6781\u5f71\u54cd\uff0c\u66f4\u662f\u4fdd\u62a4\u7528\u6237\u6570\u636e\u3001\u5efa\u7acb\u4fe1\u4efb\u7684\u5173\u952e\u3002\u8bb8\u591a\u4e3b\u673a\u5546\u73b0\u5728\u63d0\u4f9b\u514d\u8d39\u7684Let\u2018s Encrypt\u8bc1\u4e66\uff0c\u5e76\u53ef\u5728\u63a7\u5236\u9762\u677f\u4e2d\u4e00\u952e\u7533\u8bf7\u548c\u5b89\u88c5\u3002<\/p>\n\n\n\n

T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt c\u1ee7a m\u00e1y ch\u1ee7 chia s\u1ebb<\/h2>\n\n\n\n

Trong m\u00f4i tr\u01b0\u1eddng chia s\u1ebb, vi\u1ec7c t\u1ef1 nguy\u1ec7n t\u1ed1i \u01b0u h\u00f3a l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o trang web ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru. M\u1ed9t trang web t\u1ea3i ch\u1eadm s\u1ebd tr\u1ef1c ti\u1ebfp d\u1eabn \u0111\u1ebfn vi\u1ec7c ng\u01b0\u1eddi d\u00f9ng r\u1eddi b\u1ecf trang web v\u00e0 s\u1ef1 s\u1ee5t gi\u1ea3m v\u1ecb tr\u00ed tr\u00ean c\u00e1c c\u00f4ng c\u1ee5 t\u00ecm ki\u1ebfm.<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n Hosting.com - l\u01b0u tr\u1eef chia s\u1ebb <\/strong>\r\n
Hi\u1ec7u n\u0103ng cao, \u0111\u01b0\u1ee3c trang b\u1ecb CPU AMD EPYC, l\u01b0u tr\u1eef SSD NVMe v\u00e0 LiteSpeed, h\u1ed7 tr\u1ee3 chuy\u00ean gia n\u1ed9i b\u1ed9 24 gi\u1edd\/ng\u00e0y, c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o m\u1eadt ti\u00ean ti\u1ebfn bao g\u1ed3m SSL, ch\u1ed1ng brute force, ph\u1ea7n m\u1ec1m \u0111\u1ed9c h\u1ea1i v\u00e0 b\u1ea3o v\u1ec7 DDoS, ti\u1ebft ki\u1ec7m t\u1edbi 73%.<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Logo\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

T\u1ed1i \u01b0u h\u00f3a hi\u1ec7u n\u0103ng c\u1ee7a ch\u00ednh trang web<\/h3>\n\n\n\n

H\u00e3y b\u1eaft \u0111\u1ea7u t\u1eeb ch\u00ednh trang web c\u1ee7a b\u1ea1n. H\u00e3y ch\u1ecdn m\u1ed9t ch\u1ee7 \u0111\u1ec1 ho\u1eb7c m\u1eabu thi\u1ebft k\u1ebf c\u00f3 k\u00edch th\u01b0\u1edbc nh\u1eb9 v\u00e0 m\u00e3 ngu\u1ed3n \u0111\u01b0\u1ee3c vi\u1ebft theo c\u00e1c ti\u00eau chu\u1ea9n chu\u1ea9n, v\u00e0 tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c plugin t\u1ea1o hi\u1ec7u \u1ee9ng tr\u1ef1c quan c\u00f3 qu\u00e1 nhi\u1ec1u ch\u1ee9c n\u0103ng kh\u00f4ng c\u1ea7n thi\u1ebft. Tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng, h\u00e3y n\u00e9n v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u00e1c h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean; \u0111\u1eebng t\u1ea3i l\u00ean nh\u1eefng h\u00ecnh \u1ea3nh c\u00f3 k\u00edch th\u01b0\u1edbc l\u1edbn (v\u00e0i MB). Vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c plugin l\u01b0u tr\u1eef \u0111\u1ec7m (nh\u01b0 W3 Total Cache, WP Super Cache for WordPress) c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 \u00e1p l\u1ef1c l\u00ean m\u00e1y ch\u1ee7 khi t\u1ea1o c\u00e1c trang web m\u1ed9t c\u00e1ch \u0111\u1ed9ng, \u0111\u1ed3ng th\u1eddi cung c\u1ea5p cho ng\u01b0\u1eddi d\u00f9ng phi\u00ean b\u1ea3n trang web \u0111\u00e3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef s\u1eb5n (\u0111\u1ecbnh d\u1ea1ng t\u0129nh), t\u1eeb \u0111\u00f3 n\u00e2ng cao \u0111\u00e1ng k\u1ec3 t\u1ed1c \u0111\u1ed9 t\u1ea3i trang.<\/p>\n\n\n\n

Giao di\u1ec7n qu\u1ea3n tr\u1ecb v\u00e0 b\u1ea3o tr\u00ec c\u01a1 s\u1edf d\u1eef li\u1ec7u<\/h3>\n\n\n\n

H\u00e3y th\u01b0\u1eddng xuy\u00ean d\u1ecdn d\u1eb9p c\u00e1c d\u1eef li\u1ec7u kh\u00f4ng c\u1ea7n thi\u1ebft, ch\u1eb3ng h\u1ea1n nh\u01b0 x\u00f3a c\u00e1c ch\u1ee7 \u0111\u1ec1 v\u00e0 plugin kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, lo\u1ea1i b\u1ecf c\u00e1c phi\u00ean b\u1ea3n s\u1eeda \u0111\u1ed5i c\u1ee7a b\u00e0i vi\u1ebft c\u0169ng nh\u01b0 nh\u1eefng b\u00ecnh lu\u1eadn kh\u00f4ng h\u1eefu \u00edch. Vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a c\u1ea5u tr\u00fac b\u1ea3ng trong c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u00f3 th\u1ec3 gi\u00fap lo\u1ea1i b\u1ecf nh\u1eefng d\u1eef li\u1ec7u r\u00e1c, t\u1eeb \u0111\u00f3 n\u00e2ng cao hi\u1ec7u su\u1ea5t truy v\u1ea5n. Nhi\u1ec1u plugin d\u00f9ng \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi (cache) ho\u1eb7c c\u00e1c c\u00f4ng c\u1ee5 t\u1ed1i \u01b0u h\u00f3a chuy\u00ean d\u1ee5ng (nh\u01b0 WP-Optimize) cung c\u1ea5p t\u00ednh n\u0103ng n\u00e0y. \u0110\u1ed3ng th\u1eddi, h\u00e3y \u0111\u1ea3m b\u1ea3o r\u1eb1ng h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd n\u1ed9i dung c\u1ee7a b\u1ea1n (nh\u01b0 WordPress, c\u00e1c ch\u1ee7 \u0111\u1ec1, plugin) lu\u00f4n \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt l\u00ean phi\u00ean b\u1ea3n m\u1edbi nh\u1ea5t; \u0111i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 gi\u00fap b\u1ea1n s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c nh\u1eefng t\u00ednh n\u0103ng m\u1edbi m\u00e0 c\u00f2n gi\u00fap b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c b\u1ea3n c\u1eadp nh\u1eadt b\u1ea3o m\u1eadt quan tr\u1ecdng.<\/p>\n\n\n\n

Th\u1ef1c hi\u1ec7n c\u1ee7ng c\u1ed1 b\u1ea3o m\u1eadt c\u01a1 b\u1ea3n<\/h3>\n\n\n\n

An to\u00e0n l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 b\u1ecf qua. H\u00e3y s\u1eed d\u1ee5ng nh\u1eefng m\u1eadt kh\u1ea9u m\u1ea1nh v\u00e0 th\u01b0\u1eddng xuy\u00ean thay \u0111\u1ed5i ch\u00fang; tr\u00e1nh s\u1eed d\u1ee5ng c\u00e1c t\u00ean ng\u01b0\u1eddi d\u00f9ng ph\u1ed5 bi\u1ebfn nh\u01b0 \u201cadmin\u201d. H\u00e3y gi\u1edbi h\u1ea1n s\u1ed1 l\u1ea7n th\u1eed \u0111\u0103ng nh\u1eadp \u0111\u1ec3 ng\u0103n ch\u1eb7n vi\u1ec7c b\u1ebb kh\u00f3a b\u1eb1ng c\u00e1ch t\u1ea5n c\u00f4ng brute-force. \u0110\u1ecbnh k\u1ef3 sao l\u01b0u to\u00e0n b\u1ed9 c\u00e1c t\u1ec7p tin tr\u00ean trang web v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n, v\u00e0 t\u1ea3i c\u00e1c t\u1ec7p sao l\u01b0u xu\u1ed1ng m\u00e1y t\u00ednh c\u00e1 nh\u00e2n ho\u1eb7c l\u01b0u tr\u1eef tr\u00ean \u0111\u00e1m m\u00e2y \u2013 \u0111\u00e2y l\u00e0 bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 cu\u1ed1i c\u00f9ng trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1. Theo d\u00f5i nh\u1eefng thay \u0111\u1ed5i trong th\u01b0 m\u1ee5c trang web v\u00e0 c\u1ea3nh gi\u00e1c v\u1edbi c\u00e1c t\u1ec7p tin \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean m\u00e0 kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p.<\/p>\n

\u0110\u1ecdc th\u00eam M\u00e1y ch\u1ee7 chia s\u1ebb vs M\u00e1y ch\u1ee7 \u1ea3o: Ph\u00e2n t\u00edch chuy\u00ean s\u00e2u v\u1ec1 s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ed1t l\u00f5i v\u00e0 h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn<\/a>\u3002<\/p>\n\n\n\n\n

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

D\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 chia s\u1ebb (shared hosting) l\u00e0 b\u01b0\u1edbc \u0111\u1ec7m l\u00fd t\u01b0\u1edfng \u0111\u1ec3 b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi m\u1ea1ng. T\u1eeb vi\u1ec7c \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c nhu c\u1ea7u c\u1ee7a b\u1ea3n th\u00e2n, l\u1ef1a ch\u1ecdn nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u1ed9t c\u00e1ch th\u1eadn tr\u1ecdng, \u0111\u1ebfn vi\u1ec7c th\u00e0nh th\u1ea1o trong vi\u1ec7c s\u1eed d\u1ee5ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 x\u00e2y d\u1ef1ng v\u00e0 c\u1ea5u h\u00ecnh trang web, r\u1ed3i ti\u1ebfp t\u1ee5c t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 t\u0103ng c\u01b0\u1eddng t\u00ednh b\u1ea3o m\u1eadt \u2013 m\u1ed7i b\u01b0\u1edbc \u0111\u1ec1u r\u1ea5t quan tr\u1ecdng. Vi\u1ec7c hi\u1ec3u r\u00f5 b\u1ea3n ch\u1ea5t c\u1ee7a vi\u1ec7c \u201cchia s\u1ebb t\u00e0i nguy\u00ean\u201d s\u1ebd gi\u00fap b\u1ea1n \u0111\u1eb7t ra nh\u1eefng k\u1ef3 v\u1ecdng h\u1ee3p l\u00fd v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c bi\u1ec7n ph\u00e1p t\u00edch c\u1ef1c nh\u1eb1m t\u1ed1i \u0111a h\u00f3a gi\u00e1 tr\u1ecb t\u1eeb d\u1ecbch v\u1ee5 n\u00e0y. Nh\u1edd v\u00e0o qu\u1ea3n l\u00fd v\u00e0 t\u1ed1i \u01b0u h\u00f3a c\u1ea9n th\u1eadn, m\u00e1y ch\u1ee7 chia s\u1ebb ho\u00e0n to\u00e0n c\u00f3 th\u1ec3 cung c\u1ea5p m\u1ed9t m\u00f4i tr\u01b0\u1eddng v\u1eadn h\u00e0nh \u1ed5n \u0111\u1ecbnh, hi\u1ec7u qu\u1ea3 v\u00e0 an to\u00e0n cho c\u00e1c trang web quy m\u00f4 v\u1eeba v\u00e0 nh\u1ecf, h\u1ed7 tr\u1ee3 s\u1ef1 ph\u00e1t tri\u1ec3n b\u1ec1n v\u1eefng cho doanh nghi\u1ec7<\/p>\n\n\n\n

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

\u5171\u4eab\u4e3b\u673a\u3001VPS\u548c\u4e91\u4e3b\u673a\u4e3b\u8981\u533a\u522b\u662f\u4ec0\u4e48\uff1f<\/h3>\n\n\n\n

M\u00e1y ch\u1ee7 chia s\u1ebb (Shared Hosting) l\u00e0 lo\u1ea1i h\u00ecnh m\u00e0 nhi\u1ec1u ng\u01b0\u1eddi c\u00f9ng s\u1eed d\u1ee5ng to\u00e0n b\u1ed9 ngu\u1ed3n l\u1ef1c c\u1ee7a m\u1ed9t m\u00e1y ch\u1ee7 duy nh\u1ea5t; chi ph\u00ed th\u1ea5p nh\u1ea5t v\u00e0 qu\u00e1 tr\u00ecnh qu\u1ea3n l\u00fd \u0111\u01a1n gi\u1ea3n nh\u1ea5t. Tuy nhi\u00ean, hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi c\u00e1c ng\u01b0\u1eddi d\u00f9ng kh\u00e1c s\u1eed d\u1ee5ng chung m\u00e1y ch\u1ee7 \u0111\u00f3. \nVPS (Virtual Private Server) l\u00e0 c\u00f4ng ngh\u1ec7 chia m\u1ed9t m\u00e1y ch\u1ee7 v\u1eadt l\u00fd th\u00e0nh nhi\u1ec1u m\u00e1y ch\u1ee7 \u1ea3o \u0111\u1ed9c l\u1eadp, m\u1ed7i m\u00e1y ch\u1ee7 \u1ea3o c\u00f3 ngu\u1ed3n l\u1ef1c ri\u00eang (CPU, b\u1ed9 nh\u1edb) do ng\u01b0\u1eddi d\u00f9ng s\u1eed d\u1ee5ng. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 quy\u1ec1n ki\u1ec3m so\u00e1t cao h\u01a1n v\u00e0 h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh h\u01a1n. \nM\u00e1y ch\u1ee7 \u0111\u00e1m m\u00e2y (Cloud Hosting) th\u01b0\u1eddng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng tr\u00ean n\u1ec1n t\u1ea3ng c\u00e1c m\u00e1y ch\u1ee7 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau th\u00e0nh m\u1ed9t c\u1ee5m (cluster), cho ph\u00e9p t\u00f9y ch\u1ec9nh l\u01b0\u1ee3ng ngu\u1ed3n l\u1ef1c theo nhu c\u1ea7u, thanh<\/p>\n\n\r\n

\r\n \r\n
\r\n \r\n M\u00e1y ch\u1ee7 chia s\u1ebb c\u1ee7a InterServer <\/strong>\r\n
L\u01b0u tr\u1eef chia s\u1ebb v\u1edbi m\u1ee9c ph\u00ed $2,50 USD m\u1ed7i th\u00e1ng, gi\u1ea3m gi\u00e1 $0,1 USD trong th\u00e1ng \u0111\u1ea7u ti\u00ean, m\u00e3 gi\u1ea3m gi\u00e1 tryinterserver, v\u1edbi 461 \u1ee9ng d\u1ee5ng \u0111\u00e1m m\u00e2y v\u00e0 c\u00e0i \u0111\u1eb7t ch\u1ec9 b\u1eb1ng m\u1ed9t c\u00fa nh\u1ea5p chu\u1ed9t.<\/div>\r\n <\/div>\r\n\r\n
\r\n \r\n \"Logo\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

L\u01b0\u1ee3ng truy c\u1eadp v\u00e0o trang web c\u1ee7a t\u00f4i \u0111\u00e3 t\u0103ng l\u00ean, li\u1ec7u t\u00f4i v\u1eabn c\u00f3 th\u1ec3 ti\u1ebfp t\u1ee5c s\u1eed d\u1ee5ng d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 chia s\u1ebb (shared hosting) kh\u00f4ng?<\/h3>\n\n\n\n

\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 t\u0103ng tr\u01b0\u1edfng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp v\u00e0 c\u00e1c ch\u00ednh s\u00e1ch h\u1ea1n ch\u1ebf c\u1ee7a nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7. N\u1ebfu l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp t\u0103ng m\u1ed9t c\u00e1ch ch\u1eadm nh\u01b0ng \u1ed5n \u0111\u1ecbnh, v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p t\u1ed1i \u01b0u h\u00f3a c\u1ee7a b\u1ea1n (nh\u01b0 s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 c\u00f4ng c\u1ee5 l\u01b0u tr\u1eef \u0111\u1ec7m \u2013 cache) \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u00fang c\u00e1ch, th\u00ec m\u00e1y ch\u1ee7 chia s\u1ebb v\u1eabn c\u00f3 th\u1ec3 ph\u1ee5c v\u1ee5 b\u1ea1n trong m\u1ed9t th\u1eddi gian d\u00e0i. Tuy nhi\u00ean, n\u1ebfu b\u1ea1n g\u1eb7p ph\u1ea3i s\u1ef1 gia t\u0103ng \u0111\u1ed9t bi\u1ebfn v\u1ec1 l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp (ch\u1eb3ng h\u1ea1n do b\u00e0i vi\u1ebft c\u1ee7a b\u1ea1n \u0111\u01b0\u1ee3c lan truy\u1ec1n m\u1ea1nh m\u1ebd tr\u00ean m\u1ea1ng x\u00e3 h\u1ed9i), c\u00e1c ngu\u1ed3n l\u1ef1c c\u1ee7a m\u00e1y ch\u1ee7 chia s\u1ebb c\u00f3 th\u1ec3 nhanh ch\u00f3ng b\u1ecb s\u1eed d\u1ee5ng h\u1ebft, d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng trang web ho\u1ea1t \u0111\u1ed9ng ch\u1eadm ho\u1eb7c kh\u00f4ng th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n c\u1ea7n theo d\u00f5i m\u1ee9c \u0111\u1ed9 s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean c\u1ee7a m\u00e1y ch\u1ee7 v\u00e0 x<\/p>\n\n\n\n

T\u1ea1i sao trang web c\u1ee7a t\u00f4i \u0111\u00f4i khi l\u1ea1i t\u1ea3i ch\u1eadm?<\/h3>\n\n\n\n

Trong m\u00f4i tr\u01b0\u1eddng m\u00e1y ch\u1ee7 chia s\u1ebb, t\u1ed1c \u0111\u1ed9 truy c\u1eadp trang web ch\u1eadm c\u00f3 th\u1ec3 do nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau. \u0110\u1ea7u ti\u00ean, c\u00f3 th\u1ec3 l\u00e0 do c\u00e1c trang web kh\u00e1c tr\u00ean c\u00f9ng m\u00e1y ch\u1ee7 \u0111ang s\u1eed d\u1ee5ng qu\u00e1 nhi\u1ec1u t\u00e0i nguy\u00ean, l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t chung. Th\u1ee9 hai, nguy\u00ean nh\u00e2n c\u0169ng c\u00f3 th\u1ec3 n\u1eb1m \u1edf ch\u00ednh trang web c\u1ee7a b\u1ea1n: h\u00ecnh \u1ea3nh ch\u01b0a \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a, s\u1ed1 l\u01b0\u1ee3ng y\u00eau c\u1ea7u HTTP qu\u00e1 l\u1edbn, ch\u1ee9c n\u0103ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u (cache) ch\u01b0a \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t, c\u00e1c truy v\u1ea5n c\u01a1 s\u1edf d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p, ho\u1eb7c vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c plugin\/thi\u1ebft k\u1ebf trang (theme) k\u00e9m hi\u1ec7u qu\u1ea3. B\u1ea1n n\u00ean b\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch t\u1ed1i \u01b0u h\u00f3a trang web c\u1ee7a m\u00ecnh, \u0111\u1ed3ng th\u1eddi s\u1eed d\u1ee5ng c\u00e1c c\u00f4ng c\u1ee5 \u0111o t\u1ed1c \u0111\u1ed9 tr\u1ef1c tuy\u1ebfn \u0111\u1ec3 ph\u00e2n t\u00edch c\u00e1c \u0111i\u1ec3m ngh\u1ebdn, v\u00e0 trao \u0111\u1ed5i v\u1edbi nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 bi\u1ebft li\u1ec7u ngu\u1ed3n l\u1ef1c c\u1ee7a m\u00e1y ch\u1ee7 chia s\u1ebb c\u1ee7a t\u00f4i c\u00f3 \u0111\u1ee7 kh\u00f4ng?<\/h3>\n\n\n\n

C\u00e1ch tr\u1ef1c ti\u1ebfp nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n (control panel) do nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7 cung c\u1ea5p (ch\u1eb3ng h\u1ea1n nh\u01b0 cPanel) \u0111\u1ec3 xem c\u00e1c s\u1ed1 li\u1ec7u th\u1ed1ng k\u00ea v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean, bao g\u1ed3m dung l\u01b0\u1ee3ng \u0111\u0129a, l\u01b0\u1ee3ng b\u0103ng th\u00f4ng, t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng CPU, t\u1ef7 l\u1ec7 s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb, s\u1ed1 l\u01b0\u1ee3ng k\u1ebft n\u1ed1i \u0111\u1ed3ng th\u1eddi, v.v. N\u1ebfu m\u1ee9c s\u1eed d\u1ee5ng c\u1ee7a b\u1ea1n li\u00ean t\u1ee5c ti\u1ebfn g\u1ea7n ho\u1eb7c v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n theo g\u00f3i d\u1ecbch v\u1ee5, hi\u1ec7u su\u1ea5t trang web c\u00f3 th\u1ec3 gi\u1ea3m s\u00fat, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c c\u1ea3nh b\u00e1o t\u1eeb nh\u00e0 cung c\u1ea5p d\u1ecbch v\u1ee5 m\u00e1y ch\u1ee7. Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, b\u1ea1n n\u00ean c\u00e2n nh\u1eafc vi\u1ec7c n\u00e2ng c\u1ea5p g\u00f3i d\u1ecbch v\u1ee5. Vi\u1ec7c ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u00e1c ch\u1ec9 s\u1ed1 n\u00e0y l\u00e0 m\u1ed9t<\/p>\n\n\n\n

C\u00e1c m\u00e1y ch\u1ee7 chia s\u1ebb (shared hosting) c\u00f3 ph\u00f9 h\u1ee3p \u0111\u1ec3 x\u00e2y d\u1ef1ng trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed kh\u00f4ng?<\/h3>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c c\u1eeda h\u00e0ng tr\u1ef1c tuy\u1ebfn nh\u1ecf \u1edf giai \u0111o\u1ea1n m\u1edbi th\u00e0nh l\u1eadp, v\u1edbi s\u1ed1 l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m h\u1ea1n ch\u1ebf v\u00e0 l\u01b0\u1ee3ng \u0111\u01a1n h\u00e0ng trung b\u00ecnh h\u00e0ng ng\u00e0y th\u1ea5p, c\u00e1c m\u00e1y ch\u1ee7 chia s\u1ebb \u0111\u00e3 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a v\u1ec1 hi\u1ec7u n\u0103ng c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng \u0111\u01b0\u1ee3c nhu c\u1ea7u. Tuy nhi\u00ean, c\u00e1c trang web th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed \u0111\u1eb7t ra y\u00eau c\u1ea7u cao h\u01a1n v\u1ec1 \u0111\u1ed9 b\u1ea3o m\u1eadt, t\u00ednh \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1ed1c \u0111\u1ed9 truy c\u1eadp. B\u1ea1n c\u1ea7n \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e1y ch\u1ee7 h\u1ed7 tr\u1ee3 ch\u1ee9ng ch\u1ec9 SSL, cung c\u1ea5p d\u1ecbch v\u1ee5 sao l\u01b0u \u0111\u1ecbnh k\u1ef3 v\u00e0 c\u00f3 uy t\u00edn t\u1ed1t. Khi quy m\u00f4 c\u1eeda h\u00e0ng m\u1edf r\u1ed9ng v\u00e0 l\u01b0\u1ee3ng giao d\u1ecbch t\u0103ng l\u00ean, \u0111\u1ec3 b\u1ea3o v\u1ec7 tr\u1ea3i nghi\u1ec7m kh\u00e1ch h\u00e0ng c\u0169ng nh\u01b0 d\u1eef li\u1ec7u, vi\u1ec7c chuy\u1ec3n sang m\u00f4i tr\u01b0\u1eddng l\u01b0u tr\u1eef \u0111\u1ed9c l\u1eadp h\u01a1n (nh\u01b0 VPS ho\u1eb7c c\u00e1c gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef chuy\u00ean d\u1ee5ng cho th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed) l\u00e0 r\u1ea5t \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb.<\/p>","protected":false},"excerpt":{"rendered":"

B\u00e0i vi\u1ebft n\u00e0y gi\u1edbi thi\u1ec7u to\u00e0n di\u1ec7n v\u1ec1 nguy\u00ean l\u00fd c\u1ed1t l\u00f5i, \u0111i\u1ec3m c\u1ea7n l\u01b0u \u00fd khi ch\u1ecdn mua v\u00e0 chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a c\u1ee7a hosting chia s\u1ebb. N\u1ed9i dung bao g\u1ed3m \u0111\u00e1nh gi\u00e1 hi\u1ec7u su\u1ea5t, c\u00e2n nh\u1eafc \u0111\u1ed9 tin c\u1eady, xem x\u00e9t \u0111i\u1ec1u kho\u1ea3n d\u1ecbch v\u1ee5, c\u00f9ng c\u00e1c b\u01b0\u1edbc thi\u1ebft l\u1eadp nh\u01b0 qu\u1ea3n l\u00fd t\u00ean mi\u1ec1n, s\u1eed d\u1ee5ng b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, tri\u1ec3n khai ch\u1ee9ng ch\u1ec9 SSL, \u0111\u1ed3ng th\u1eddi \u0111i s\u00e2u gi\u1ea3i th\u00edch c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t v\u00e0 b\u1ea3o m\u1eadt nh\u01b0 b\u1ed9 nh\u1edb \u0111\u1ec7m, b\u1ea3o tr\u00ec c\u01a1 s\u1edf d\u1eef li\u1ec7u, t\u0103ng c\u01b0\u1eddng b\u1ea3o m\u1eadt, ph\u00f9 h\u1ee3p \u0111\u1ec3 ch\u1ee7 website c\u00e1 nh\u00e2n v\u00e0 doanh nghi\u1ec7p v\u1eeba v\u00e0 nh\u1ecf tham kh\u1ea3o.<\/p>","protected":false},"author":7,"featured_media":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"tags":[36,2424,301,325,282],"knowledge_category":[273],"class_list":["post-12400625","knowledge_post","type-knowledge_post","status-publish","hentry","tag-shared-hosting","tag-performance-metrics","tag-server-configuration","tag-website-optimization","tag-web-hosting","knowledge_category-shared-hosting"],"acf":{"site_seo_keywords":"\u5171\u4eab\u4e3b\u673a,\u7f51\u7ad9\u6258\u7ba1,\u5171\u4eab\u4e3b\u673a\u9009\u62e9,\u7f51\u7ad9\u6027\u80fd\u4f18\u5316,\u5171\u4eab\u4e3b\u673a\u5b89\u5168,\u7f51\u7ad9\u642d\u5efa\u6307\u5357"},"_links":{"self":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12400625","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\/12400625\/revisions"}],"predecessor-version":[{"id":12403972,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_posts\/12400625\/revisions\/12403972"}],"wp:attachment":[{"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/media?parent=12400625"}],"wp:term":[{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/tags?post=12400625"},{"taxonomy":"knowledge_category","embeddable":true,"href":"https:\/\/www.likacloud.com\/vi\/wp-json\/wp\/v2\/knowledge_category?post=12400625"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}