{"id":2495,"date":"2013-01-23T06:58:10","date_gmt":"2013-01-22T23:58:10","guid":{"rendered":"http:\/\/snt.com.vn\/blog\/?p=2495"},"modified":"2013-01-23T06:58:10","modified_gmt":"2013-01-22T23:58:10","slug":"%e1%ba%a3o-%e1%ba%a3o-hoa-la-gi","status":"publish","type":"post","link":"https:\/\/snt.com.vn\/blog\/%e1%ba%a3o-%e1%ba%a3o-hoa-la-gi\/","title":{"rendered":"\u1ea2o&#8230; &#8220;\u1ea2o h\u00f3a&#8221; l\u00e0 g\u00ec?"},"content":{"rendered":"<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/908906\/\" alt=\"virtualization-benefits\" \/><\/div>\n<p>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi hay s\u1eed d\u1ee5ng\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/m%C3%A1y+t%C3%ADnh\/\">m\u00e1y t\u00ednh<\/a>, ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 t\u1eebng nghe \u0111\u1ebfn c\u00e1c c\u1ee5m t\u1eeb nh\u01b0 t\u1ea1o<a href=\"http:\/\/www.tinhte.vn\/tags\/m%C3%A1y+%E1%BA%A3o\/\">m\u00e1y \u1ea3o<\/a>, t\u1ea1o\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/%E1%BB%95+%C4%91%C4%A9a+%E1%BA%A3o\/\">\u1ed5 \u0111\u0129a \u1ea3o<\/a> hay RAM \u1ea3o\u2026 trong \u0111\u00f3 c\u00e1i ch\u00fang ta th\u01b0\u1eddng th\u1ea5y v\u00e0 s\u1eed d\u1ee5ng nh\u1ea5t \u0111\u00f3 ch\u00ednh l\u00e0 t\u1ea1o m\u00e1y\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/%E1%BA%A3o\/\">\u1ea3o<\/a> \u0111\u1ec3 ch\u1ea1y song song hai h\u1ec7 \u0111i\u1ec1u h\u00e0nh. N\u00f3i chung, t\u1ea5t c\u1ea3 nh\u1eefng c\u00e1i \u0111\u00f3 \u0111\u1ec1u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0<a href=\"http:\/\/www.tinhte.vn\/tags\/c%C3%B4ng+ngh%E1%BB%87+%E1%BA%A3o+h%C3%B3a\/\">c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a<\/a> (<a href=\"http:\/\/www.tinhte.vn\/tags\/virtualization\/\">Virtualization<\/a>), n\u00f3i n\u00f4m na l\u00e0 t\u1ea1o ra th\u00eam m\u1ed9t phi\u00ean b\u1ea3n ph\u1ee5 (phi\u00ean b\u1ea3n \u1ea3o) c\u1ee7a m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m, linh ki\u1ec7n trong m\u00e1y t\u00ednh hay th\u1eadm ch\u00ed l\u00e0\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/%E1%BA%A3o+h%C3%B3a\/\">\u1ea3o h\u00f3a<\/a> to\u00e0n b\u1ed9 chi\u1ebfc m\u00e1y t\u00ednh lu\u00f4n. H\u00f4m nay ch\u00fang ta s\u1ebd t\u00ecm hi\u1ec3u v\u1ec1\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/c%C3%B4ng+ngh%E1%BB%87\/\">c\u00f4ng ngh\u1ec7<\/a> \u1ea3o h\u00f3a v\u00e0 c\u00e1c l\u1ee3i \u00edch c\u1ee7a n\u00f3.<\/p>\n<p>Nh\u01b0 m\u00ecnh \u0111\u00e3 n\u00f3i, \u1ea3o h\u00f3a l\u00e0 t\u1ea1o ra th\u00eam m\u1ed9t phi\u00ean b\u1ea3n \u1ea3o c\u1ee7a th\u1ee9 g\u00ec \u0111\u00f3 trong m\u00e1y t\u00ednh. C\u00f3 r\u1ea5t nhi\u1ec1u th\u1ee9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u1ea3o h\u00f3a, t\u1eeb t\u1ea1o \u1ed5 \u0111\u0129a \u1ea3o,\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/ram+%E1%BA%A3o\/\">RAM \u1ea3o<\/a>, \u1ed5 c\u1ee9ng \u1ea3o,\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/m%C3%A1y+ch%E1%BB%A7+%E1%BA%A3o\/\">m\u00e1y ch\u1ee7 \u1ea3o<\/a> cho \u0111\u1ebfn c\u1ea3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u0169ng \u1ea3o. V\u00ec c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a kh\u00e1 ph\u1ee9c t\u1ea1p v\u00e0 c\u00f3 nhi\u1ec1u nh\u00e1nh nh\u1ecf n\u00ean \u0111\u1ec3 cho d\u1ec5 hi\u1ec3u, m\u00ecnh s\u1ebd ch\u1ec9 t\u1eadp trung n\u00f3i v\u1ec1 m\u1ed9t s\u1ed1 lo\u1ea1i m\u00e0 ch\u00fang ta hay s\u1eed d\u1ee5ng nh\u1ea5t m\u00e0 th\u00f4i.<\/p>\n<p><strong>L\u1ee3i \u00edch c\u1ee7a \u1ea3o h\u00f3a<\/strong><br \/>\n C\u00e1i hay c\u1ee7a \u1ea3o h\u00f3a l\u00e0 n\u00f3 gi\u00fap cho ch\u00fang ta c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u01b0\u1ee3c nhi\u1ec1u th\u1ee9 h\u01a1n tr\u00ean m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh duy nh\u1ea5t, t\u1eeb \u0111\u00f3 ti\u1ebft ki\u1ec7m chi ph\u00ed mua s\u1eafm thi\u1ebft b\u1ecb m\u1edbi cho gia m\u00ecnh hay cho doanh nghi\u1ec7p. V\u00ed d\u1ee5 b\u1ea1n l\u00e0 m\u1ed9t l\u1eadp tr\u00ecnh vi\u00ean v\u00e0 x\u00e0i m\u00e1y Mac, m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m l\u1eadp tr\u00ecnh ch\u1ec9 c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean Windows, thay v\u00ec t\u1ed1n th\u00eam m\u1edb ti\u1ec1n \u0111\u1ec3 mua m\u1ed9t c\u00e1i m\u00e1y Win n\u1eefa th\u00ec b\u1ea1n ch\u1ec9 vi\u1ec7c t\u1ea1o m\u00e1y \u1ea3o Windows ch\u1ea1y ngay b\u00ean trong m\u00e1y Mac l\u00e0 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng song song c\u00f9ng l\u00fac 2 h\u1ec7 \u0111i\u1ec1u h\u00e0nh ch\u1ec9 v\u1edbi 1 c\u00e1i m\u00e1y t\u00ednh duy nh\u1ea5t. \u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 qu\u1ea3n tr\u1ecb m\u1ea1ng, c\u00f4ng ngh\u1ec7 \u1ea3o h\u00f3a gi\u00fap ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng h\u1ebft t\u00e0i nguy\u00ean m\u00e1y t\u00ednh, t\u00e0i nguy\u00ean m\u1ea1ng c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u1ec3 \u0111em l\u1ea1i hi\u1ec7u qu\u1ea3 x\u1eed l\u00fd cao h\u01a1n.<\/p>\n<p><strong>C\u00e1c lo\u1ea1i \u1ea3o h\u00f3a<\/strong><br \/>\n <strong>1. H\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1ea3o (t\u1ea1o m\u00e1y \u1ea3o)<\/strong><br \/>\n \u0110\u00e2y l\u00e0 c\u00e1i ch\u00fang ta hay th\u1ea5y nh\u1ea5t. Ta c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u00e1y \u1ea3o tr\u00ean m\u1ed9t chi\u1ebfc m\u00e1y t\u00ednh duy nh\u1ea5t v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00f3 th\u1ec3 ch\u1ea1y song song c\u00f9ng l\u00fac 2 h\u1ec7 \u0111i\u1ec1u h\u00e0nh. C\u00f3 th\u1ec3 l\u00e0 Mac ch\u1ea1y song song Windows, Win XP v\u00e0 Win 7, Win 7 v\u00e0 Win 8, Windows v\u00e0 Linux\u2026 Vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i qua l\u1ea1i gi\u1eefa 2 h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u0169ng \u0111\u01a1n gi\u1ea3n gi\u1ed1ng nh\u01b0 chuy\u1ec3n qua l\u1ea1i gi\u1eefa 2 c\u1eeda s\u1ed5 tr\u00ean m\u00e1y t\u00ednh, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 chia s\u1ebb d\u1eef li\u1ec7u gi\u1eefa m\u00e1y th\u1ef1c v\u00e0 m\u00e1y \u1ea3o v\u1edbi nhau ho\u00e0n to\u00e0n d\u1ec5 d\u00e0ng.<\/p>\n<p>\u0110\u1ec3 t\u1ea1o m\u00e1y \u1ea3o, ta c\u1ea7n c\u00f3 m\u1ed9t ph\u1ea7n m\u1ec1m chuy\u00ean d\u1ee5ng. C\u00f3 r\u1ea5t nhi\u1ec1u ph\u1ea7n m\u1ec1m gi\u00fap ta t\u1ea1o m\u00e1y \u1ea3o, v\u00ed d\u1ee5 nh\u01b0 tr\u00ean Win th\u00ec c\u00f3 VMware, VirtualBox, Virtual PC\u2026 Tr\u00ean Mac th\u00ec c\u0169ng c\u00f3 VMware Fusion v\u00e0 Parallels. C\u00e1ch c\u00e0i \u0111\u1eb7t c\u0169ng r\u1ea5t \u0111\u01a1n gi\u1ea3n, v\u00ed d\u1ee5 nh\u01b0 VMware, b\u1ea1n ch\u1ec9 vi\u1ec7c c\u00e0i VMware v\u00e0o m\u00e1y t\u00ednh, t\u1ea3i file \u1ea3nh c\u1ee7a h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u1ee9 hai v\u1ec1, sau \u0111\u00f3 l\u00e0m theo h\u01b0\u1edbng d\u1eabn trong \u0111\u00f3 l\u00e0 OK.<\/p>\n<p><em>Xem th\u00eam: <\/em><\/p>\n<ul>\n<li><em><a href=\"http:\/\/www.tinhte.vn\/threads\/1650864\/\">C\u00e0i Windows tr\u00ean m\u00e1y t\u00ednh Apple b\u1eb1ng VMware Fusion<\/a><\/em><\/li>\n<li><em><a href=\"http:\/\/www.tinhte.vn\/threads\/1495332\/\">So s\u00e1nh \u0111i\u1ec3m benchmark Parallels Desktop 8 v\u00e0 VMware Fusion 5<\/a><\/em><\/li>\n<\/ul>\n<p>Do n\u00f3 c\u0169ng l\u00e0 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh (g\u1ea7n nh\u01b0 ho\u00e0n ch\u1ec9nh) n\u00ean m\u00e1y \u1ea3o c\u0169ng c\u1ea7n c\u00f3 CPU, RAM, \u1ed5 c\u1ee9ng c\u0169ng nh\u01b0 c\u00e1c linh ki\u1ec7n ph\u1ea7n c\u1ee9ng c\u00f3 li\u00ean quan. \u1ede \u0111\u00e2y m\u00e1y \u1ea3o s\u1ebd d\u00f9ng chung c\u00e1c ph\u1ea7n c\u1ee9ng \u0111\u00f3 v\u1edbi m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n. Ngh\u0129a l\u00e0 gi\u1edd \u0111\u00e2y thay v\u00ec ch\u1ec9 ch\u1ea1y m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u00ec m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n ph\u1ea3i g\u1ed3ng m\u00ecnh l\u00ean \u0111\u1ec3 ch\u1ea1y \u0111\u1ebfn 2 c\u00e1i h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u00f9ng l\u00fac, l\u00fac \u0111\u00f3 m\u00e1y s\u1ebd ch\u1ea1y \u00ec \u1ea1ch h\u01a1n. V\u00ec v\u1eady n\u1ebfu c\u1ea5u h\u00ecnh m\u00e1y c\u1ee7a b\u1ea1n qu\u00e1 y\u1ebfu th\u00ec kh\u00f4ng n\u00ean d\u00f9ng m\u00e1y \u1ea3o qu\u00e1 nhi\u1ec1u. Th\u01b0\u1eddng khi t\u1ea1o th\u00eam m\u00e1y \u1ea3o th\u00ec n\u00f3 s\u1ebd c\u1eaft ra kho\u1ea3ng v\u00e0i GB RAM d\u00f9ng cho m\u00e1y \u1ea3o \u0111\u00f3, CPU d\u00f9ng chung v\u00e0 \u1ed5 c\u1ee9ng c\u0169ng ph\u1ea3i chia ra th\u00eam m\u1ed9t kho\u1ea3ng kha kh\u00e1 \u0111\u1ec3 ch\u1ee9a h\u1ec7 \u0111i\u1ec1u h\u00e0nh th\u1ee9 2 n\u00e0y.<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/807464\/\" alt=\"mac-win\" \/><\/div>\n<div><em>C\u00e0i m\u00e1y Windows 8 \u1ea3o l\u00ean m\u00e1y Mac<\/em><\/div>\n<p><strong>2. \u1ea2o h\u00f3a ph\u1ea7n c\u1ee9ng<\/strong><br \/>\n Tr\u00ean \u0111\u00e2y l\u00e0 c\u00e1ch t\u1ea1o m\u00e1y \u1ea3o ph\u1ed5 th\u00f4ng m\u00e0 ch\u00fang ta hay d\u00f9ng nh\u1ea5t. Ngo\u00e0i ra, \u1edf ph\u00e2n kh\u00fac cao c\u1ea5p h\u01a1n ng\u01b0\u1eddi ta c\u00f2n c\u00f3 th\u00eam m\u1ed9t c\u00e1ch n\u1eefa \u0111\u00f3 l\u00e0 d\u00f9ng Hypervisor (c\u00f2n g\u1ecdi l\u00e0 \u1ea3o h\u00f3a ph\u1ea7n c\u1ee9ng). Hypervisor c\u00f3 th\u1ec3 l\u00e0 ph\u1ea7n c\u1ee9ng, ph\u1ea7n m\u1ec1m ho\u1eb7c l\u00e0 m\u1ed9t b\u1ea3n firmware n\u00e0o \u0111\u00f3 c\u00f3 th\u1ec3 ch\u1ea1y tr\u1ef1c ti\u1ebfp tr\u00ean m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh, c\u00f3 ch\u1ee9c n\u0103ng cho nhi\u1ec1u m\u00e1y \u1ea3o ch\u1ea1y tr\u00ean n\u00f3.<\/p>\n<p>\u0110i\u1ec3m kh\u00e1c bi\u1ec7t c\u1ee7a Hypervisor so v\u1edbi c\u00e1ch d\u00f9ng ph\u1ea7n m\u1ec1m t\u1ea1o m\u00e1y \u1ea3o \u0111\u00f3 l\u00e0 n\u00f3 kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh ch\u1ee7 tr\u01b0\u1edbc \u0111\u00f3. \u1ede c\u00e1ch \u0111\u1ea7u ti\u00ean ta ph\u1ea3i c\u00f3 m\u1ed9t m\u00e1y t\u00ednh ch\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh tr\u01b0\u1edbc, sau \u0111\u00f3 c\u00e0i ph\u1ea7n m\u1ec1m m\u00e1y \u1ea3o r\u1ed3i m\u1edbi t\u1ea1o m\u00e1y \u1ea3o \u0111\u01b0\u1ee3c. Trong khi \u0111\u00f3 Hypervisor kh\u00f4ng c\u1ea7n c\u00f3 h\u1ec7 \u0111i\u1ec1u h\u00e0nh, n\u00f3 c\u00f3 th\u1ec3 ch\u1ea1y tr\u1ef1c ti\u1ebfp tr\u00ean ph\u1ea7n c\u1ee9ng lu\u00f4n. B\u1ea1n c\u00f3 th\u1ec3 xem h\u00ecnh minh h\u1ecda b\u00ean d\u01b0\u1edbi \u0111\u1ec3 hi\u1ec3u r\u00f5 h\u01a1n.<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/820243\/\" alt=\"40747-virtualized-clients-figure-1\" \/><\/div>\n<div><em>\u1ea2nh: Intel.com<\/em><\/div>\n<p><em>C\u00f3 nhi\u1ec1u lo\u1ea1i \u1ea3o h\u00f3a ph\u1ea7n c\u1ee9ng:<\/em><\/p>\n<p><strong>\u1ea2o h\u00f3a to\u00e0n ph\u1ea7n<\/strong><br \/>\n To\u00e0n b\u1ed9 ph\u1ea7n c\u1ee9ng c\u1ee7a m\u00e1y t\u00ednh s\u1ebd \u0111\u01b0\u1ee3c \u1ea3o h\u00f3a h\u1ebft \u0111\u1ec3 m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1ea3o kh\u00e1c c\u00f3 th\u1ec3 ch\u1ea1y tr\u00ean \u0111\u00f3 m\u1ed9t c\u00e1ch \u0111\u1ea7y \u0111\u1ee7 v\u00e0 b\u00ecnh th\u01b0\u1eddng, kh\u00f4ng b\u1ecb thay \u0111\u1ed5i hay ch\u1ec9nh s\u1eeda. Khi \u0111\u01b0\u1ee3c \u1ea3o h\u00f3a to\u00e0n ph\u1ea7n th\u00ec m\u00e1y \u1ea3o c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0 s\u1eed d\u1ee5ng h\u1ebft m\u1ecdi t\u00ednh n\u0103ng c\u1ee7a t\u1eebng ph\u1ea7n c\u1ee9ng m\u1ed9t, bao g\u1ed3m c\u1ea3 BIOS, driver, c\u00e1c l\u1ec7nh nh\u1eadp\/xu\u1ea5t d\u1eef li\u1ec7u, truy c\u1eadp b\u1ed9 nh\u1edb&#8230; \u1ee8ng d\u1ee5ng c\u1ee7a \u1ea3o h\u00f3a to\u00e0n ph\u1ea7n bao g\u1ed3m: chia s\u1ebb m\u1ed9t m\u00e1y t\u00ednh cho nhi\u1ec1u ng\u01b0\u1eddi s\u1eed d\u1ee5ng c\u00f9ng l\u00fac, c\u00e1ch ly c\u00e1c t\u00e0i kho\u1ea3n ng\u01b0\u1eddi d\u00f9ng v\u1edbi nhau c\u0169ng nh\u01b0 \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng t\u00ednh b\u1ea3o m\u1eadt, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u su\u1ea5t l\u00e0m vi\u1ec7c c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/p>\n<p><strong>\u1ea2o h\u00f3a m\u1ed9t ph\u1ea7n<\/strong><br \/>\n Kh\u00e1c v\u1edbi \u1ea3o h\u00f3a to\u00e0n ph\u1ea7n, \u1ea3o h\u00f3a m\u1ed9t ph\u1ea7n ch\u1ec9 ti\u1ebfn h\u00e0nh \u1ea3o h\u00f3a m\u1ed9t s\u1ed1 ph\u1ea7n c\u1ee9ng nh\u1ea5t \u0111\u1ecbnh c\u1ee7a m\u00e1y t\u00ednh n\u00ean n\u00f3 kh\u00f4ng \u0111\u1ee7 t\u00e0i nguy\u00ean \u0111\u1ec3 v\u1eadn h\u00e0nh m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1ea3o ho\u00e0n ch\u1ec9nh, thay v\u00e0o \u0111\u00f3 n\u00f3 ch\u1ec9 cho ph\u00e9p ch\u00fang ta ch\u1ea1y m\u1ed9t s\u1ed1 ph\u1ea7n m\u1ec1m m\u00e0 th\u00f4i. \u01afu \u0111i\u1ec3m c\u1ee7a \u00e1o h\u00f3a m\u1ed9t ph\u1ea7n l\u00e0 n\u00f3 d\u1ec5 tri\u1ec3n khai h\u01a1n \u1ea3o h\u00f3a to\u00e0n ph\u1ea7n, n\u00f3 t\u1ecf ra c\u1ef1c k\u1ef3 h\u1eefu \u00edch khi ng\u01b0\u1eddi ta ch\u1ec9 mu\u1ed1n d\u00f9ng m\u00e1y \u1ea3o \u0111\u1ec3 ch\u1ea1y m\u1ed9t ph\u1ea7n m\u1ec1m quan tr\u1ecdng n\u00e0o \u0111\u00f3, h\u1ecd s\u1ebd d\u00f9ng \u1ea3o h\u00f3a m\u1ed9t ph\u1ea7n \u0111\u1ec3 t\u1ea1o ra \u0111\u1ee7 t\u00e0i nguy\u00ean c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ea1y n\u00f3 m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u1ea3o h\u00f3a c\u1ea3 m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p. N\u1ebfu d\u00f9ng \u1ea3o h\u00f3a to\u00e0n ph\u1ea7n ch\u1ec9 \u0111\u1ec3 ch\u1ea1y m\u1ed9t ph\u1ea7n m\u1ec1m duy nh\u1ea5t th\u00ec coi nh\u01b0 l\u00e0 ta \u0111\u00e3 l\u00e3ng ph\u00ed t\u00e0i nguy\u00ean m\u00e1y t\u00ednh m\u1ed9t c\u00e1ch v\u00f4 \u00edch.<\/p>\n<p><strong>\u1ea2o h\u00f3a song song<\/strong><br \/>\n Kh\u00e1i ni\u1ec7m n\u00e0y kh\u00e1 r\u1eafc r\u1ed1i n\u00ean m\u00ecnh c\u0169ng kh\u00f4ng mu\u1ed1n gi\u1ea3i th\u00edch qu\u00e1 s\u00e2u, n\u00f3i m\u1ed9t c\u00e1ch t\u00f3m g\u1ecdn th\u00ec \u1ea3o h\u00f3a song song kh\u00e1c v\u1edbi 2 lo\u1ea1i \u1ea3o h\u00f3a k\u1ec3 tr\u00ean \u1edf ch\u1ed7 n\u00f3 kh\u00f4ng m\u00f4 ph\u1ecfng ph\u1ea7n c\u1ee9ng \u0111\u1ec3 ch\u1ea1y h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1ea3o m\u00e0 thay v\u00e0o \u0111\u00f3 n\u00f3 s\u1ebd t\u1ea1o m\u1ed9t m\u1ed9t l\u1edbp giao di\u1ec7n ph\u1ea7n m\u1ec1m (hay m\u1ed9t t\u1eadp l\u1ec7nh API) \u0111\u1ec3 c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u1ea3o v\u00e0 hypervisor c\u00f3 th\u1ec3 giao ti\u1ebfp v\u1edbi nhau, v\u00e0 xem API \u0111\u00f3 nh\u01b0 l\u00e0 ng\u00f4n ng\u1eef chung gi\u1eefa 2 ph\u00eda, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 gi\u1ea3m thi\u1ec3u th\u1eddi gian c\u1ea7n thi\u1ebft m\u1ed7i khi thi h\u00e0nh c\u00e1c c\u00e2u l\u1ec7nh tr\u00ean h\u1ec7 th\u1ed1ng. B\u1ea1n c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u k\u1ef9 h\u01a1n v\u1ec1\u00a0<a href=\"http:\/\/en.wikipedia.org\/wiki\/Paravirtualization\" target=\"_blank\">\u1ea3o h\u00f3a song song t\u1ea1i \u0111\u00e2y<\/a>.<\/p>\n<p><strong>CPU h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a<\/strong><br \/>\n \u0110\u1ec3 t\u0103ng c\u01b0\u1eddng hi\u1ec7u qu\u00e1 \u1ea3o h\u00f3a, ng\u01b0\u1eddi ta c\u00f2n nh\u1edd \u0111\u1ebfn m\u1ed9t th\u00e0nh ph\u1ea7n r\u1ea5t quan tr\u1ecdng trong h\u1ec7 th\u1ed1ng \u0111\u00f3 l\u00e0 CPU. Nh\u1eefng con CPU h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a t\u1eeb b\u00ean trong CPU \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 ch\u00fang c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 b\u1ea1n t\u1ed1i \u0111a trong vi\u1ec7c t\u1ea1o v\u00e0 ch\u1ea1y c\u00e1c m\u00e1y \u1ea3o. V\u00ec t\u00ednh n\u0103ng n\u00e0y c\u00f3 li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn ph\u1ea7n c\u1ee9ng (c\u1ee5 th\u1ec3 l\u00e0 CPU) n\u00ean b\u1ea1n c\u1ea7n ph\u1ea3i ki\u1ebfm tra xem CPU c\u1ee7a m\u00ecnh c\u00f3 h\u1ed7 tr\u1ee3 s\u1eb5n ch\u1ee9c n\u0103ng \u1ea3o h\u00f3a hay kh\u00f4ng, kh\u00f4ng ph\u1ea3i CPU n\u00e0o c\u0169ng h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a t\u1eeb ph\u1ea7n c\u1ee9ng c\u1ee7a n\u00f3, \u0111\u1ec3 ki\u1ec3m tra, b\u1ea1n c\u00f3 th\u1ec3 t\u1ea3i v\u1ec1 ph\u1ea7n m\u1ec1m\u00a0<em>Intel Processor Identification Utility (d\u00e0nh cho CPU Intel)<\/em> ho\u1eb7c<em>AMD Virtualization Compatibility Tool (d\u00e0nh cho AMD).<\/em><\/p>\n<p>M\u1ed9t s\u1ed1 ph\u1ea7n m\u00e1y \u1ea3o v\u00ed d\u1ee5 nh\u01b0 XP Mode (t\u1ea1o Win XP ch\u1ea1y song song trong Win 7) \u0111\u00f2i h\u1ecfi CPU c\u1ee7a b\u1ea1n ph\u1ea3i h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a, b\u1ea1n c\u00f3 th\u1ec3 xem chi ti\u1ebft nh\u1eefng d\u00f2ng CPU h\u1ed7 tr\u1ee3 \u1ea3o h\u00f3a\u00a0<a href=\"http:\/\/ark.intel.com\/vi\/Products\/VirtualizationTechnology\" target=\"_blank\">c\u1ee7a Intel t\u1ea1i \u0111\u00e2y<\/a>(c\u1ed9t\u00a0<strong><a href=\"http:\/\/www.tinhte.vn\/tags\/intel+vt-x\/\">Intel VT-x<\/a><\/strong>). May m\u1eafn l\u00e0 h\u1ea7u h\u1ebft c\u00e1c CPU Sandy Bridge v\u00e0 Ivy Bridge ra m\u1eaft g\u1ea7n \u0111\u00e2y \u0111\u1ec1u h\u1ed7 tr\u1ee3 ch\u1ee9c n\u0103ng \u1ea3o h\u00f3a\u00a0<a href=\"http:\/\/www.tinhte.vn\/tags\/vt-x\/\">VT-x<\/a> t\u1eeb Intel.<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/877345\/\" alt=\"Screen Shot 2013-01-06 at 121029 AM\" \/><\/div>\n<p><strong>3. \u1ed4 \u0111\u0129a \u1ea3o:<\/strong><br \/>\n N\u1ebfu b\u1ea1n n\u00e0o th\u01b0\u1eddng t\u1ea3i game hay \u0111\u0129a phim DVD v\u1ec1 xem tr\u00ean m\u00e1y t\u00ednh th\u00ec s\u1ebd quen v\u1edbi kh\u00e1i ni\u1ec7m n\u00e0y. Khi m\u00e1y t\u00ednh c\u1ee7a ch\u00fang ta c\u00f3 g\u1eafn \u1ed5 quang (hay DVD) th\u00ec trong My Computer s\u1ebd xu\u1ea5t hi\u1ec7n th\u00eam m\u1ed9t \u1ed5 \u0111\u0129a, \u0111\u00f3 l\u00e0 \u1ed5 \u0111\u0129a th\u1ef1c. Tuy nhi\u00ean, m\u1ed9t s\u1ed1 file game, ph\u1ea7n m\u1ec1m v\u00e0 phim DVD t\u1ea3i v\u1ec1 th\u01b0\u1eddng c\u00f3 d\u1ea1ng file \u1ea3nh (*.ISO, *.IMG\u2026), mu\u1ed1n \u0111\u1ecdc \u0111\u01b0\u1ee3c c\u00e1c file n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n ghi ra \u0111\u0129a, b\u1ea1n ph\u1ea3i c\u00e0i th\u00eam ph\u1ea7n m\u1ec1m \u0111\u1ecdc file *.ISO ho\u1eb7c l\u00e0 c\u00e0i \u1ed5 \u0111\u0129a \u1ea3o. Nhi\u1ec7m v\u1ee5 c\u1ee7a \u1ed5 \u0111\u0129a \u1ea3o l\u00e0 n\u00f3 s\u1ebd gi\u00fap cho m\u00e1y t\u00ednh c\u00f3 th\u1ec3 \u0111\u1ecdc \u0111\u01b0\u1ee3c c\u00e1c file \u1ea3nh n\u00f3i tr\u00ean m\u00e0 ch\u00fang ta kh\u00f4ng c\u1ea7n ph\u1ea3i ghi ra \u0111\u0129a, v\u00e0 th\u1eadm ch\u00ed m\u00e1y c\u1ee7a b\u1ea1n c\u0169ng kh\u00f4ng c\u1ea7n g\u1eafn \u1ed5 quang lu\u00f4n.<\/p>\n<p>Sau khi t\u1ea1o \u1ed5 \u0111\u0129a \u1ea3o (r\u1ea5t d\u1ec5) th\u00ec trong My Computer s\u1ebd su\u1ea5t hi\u1ec7n th\u00eam m\u1ed9t \u1ed5 \u0111\u0129a \u1ea3o v\u00e0 n\u00f3 gi\u1ed1ng h\u1ec7t \u1ed5 \u0111\u0129a th\u1ef1c c\u1ee7a b\u1ea1n. Tr\u00ean Windows b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng c\u00e1c ph\u1ea7n m\u1ec1m \u0111\u1ec3 t\u1ea1o \u1ed5 \u0111\u0129a \u1ea3o nh\u01b0 Alcohol hay DAEMON Tools.<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/807467\/\" alt=\"o dia ao copy\" \/><\/div>\n<p><strong>4. Desktop \u1ea3o:<\/strong><br \/>\n C\u00e1i n\u00e0y th\u01b0\u1eddng th\u1ea5y trong h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 c\u1ee7a c\u00e1c doanh nghi\u1ec7p, c\u00f4ng ty. V\u00ed d\u1ee5, trong c\u00f4ng ty ng\u01b0\u1eddi ta c\u00f3 m\u1ed9t m\u00e1y ch\u1ee7 trung t\u00e2m, ch\u1ee9a to\u00e0n b\u1ed9 d\u1eef li\u1ec7u, ph\u1ea7n m\u1ec1m v\u00e0 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e1c nh\u00e2n vi\u00ean c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng. Tuy nhi\u00ean do c\u00f3 qu\u00e1 nhi\u1ec1u nh\u00e2n vi\u00ean, h\u1ecd c\u00f3 th\u1ec3 ng\u1ed3i \u1edf ph\u00f2ng ri\u00eang hay nh\u00e0 ri\u00eang, ng\u01b0\u1eddi ta kh\u00f4ng th\u1ec3 \u0111\u1ea7u t\u01b0 cho m\u1ed7i ng\u01b0\u1eddi m\u1ed9t c\u00e1i m\u00e1y t\u00ednh \u0111\u1ea7y \u0111\u1ee7 nh\u01b0 th\u1ebf (v\u00ec s\u1ebd r\u1ea5t t\u1ed1n k\u00e9m), thay v\u00e0o \u0111\u00f3 ng\u01b0\u1eddi ta t\u1ea1o ra c\u00e1i g\u1ecdi l\u00e0 Desktop \u1ea3o.<\/p>\n<p>B\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3u nh\u01b0 th\u1ebf n\u00e0y: m\u1ed9t m\u00e1y ch\u1ee7 trung t\u00e2m c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u Desktop \u1ea3o (gi\u1ed1ng nh\u01b0 Desktop m\u00e1y t\u00ednh c\u1ee7a b\u1ea1n v\u1eady). M\u1ed7i m\u1ed9t nh\u00e2n vi\u00ean s\u1ebd \u0111\u01b0\u1ee3c c\u1ea5p m\u1ed9t Desktop \u1ea3o c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3 v\u00e0 c\u00e1i hay c\u1ee7a n\u00f3 l\u00e0 ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 ng\u1ed3i l\u00e0m vi\u1ec7c t\u1eeb xa, d\u00f9ng m\u1ed9t m\u00e1y t\u00ednh kh\u00e1c hay th\u1eadm ch\u00ed l\u00e0 c\u00e1c thi\u1ebft b\u1ecb di \u0111\u1ed9ng nh\u01b0 \u0111i\u1ec7n tho\u1ea1i hay tablet \u0111\u1ec3 truy c\u1eadp v\u00e0o Desktop \u1ea3o v\u00e0 b\u1eaft \u0111\u1ea7u l\u00e0m vi\u1ec7c. H\u1ecd c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ecdi ph\u1ea7n m\u1ec1m v\u00e0 d\u1eef li\u1ec7u c\u00f3 tr\u00ean Desktop \u1ea3o, t\u1ea5t c\u1ea3 c\u00e1c d\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c x\u1eed l\u00fd v\u00e0 l\u01b0u tr\u1eef t\u1eeb xa ngay tr\u00ean m\u00e1y ch\u1ee7 trung t\u00e2m. Ng\u01b0\u1eddi nh\u00e2n vi\u00ean kh\u00f4ng c\u1ea7n ph\u1ea3i c\u00f3 m\u1ed9t m\u00e1y t\u00ednh qu\u00e1 cao c\u1ea5p \u0111\u1ec3 c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c v\u1edbi m\u00e1y ch\u1ee7 tr\u00ean. Nh\u01b0 v\u1eady, nh\u1edd c\u00f3 Dekstop \u1ea3o m\u00e0 ch\u1ec9 c\u1ea7n m\u1ed9t m\u00e1y ch\u1ee7, ta c\u00f3 th\u1ec3 ph\u00e2n ph\u00e1t cho nhi\u1ec1u ng\u01b0\u1eddi l\u00e0m vi\u1ec7c c\u00f9ng l\u00fac tr\u00ean m\u00e1y t\u00ednh \u0111\u00f3 m\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o \u0111\u01b0\u1ee3c t\u00ednh hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 an to\u00e0n c\u1ee7a d\u1eef li\u1ec7u.<\/p>\n<p><strong>5. RAM \u1ea3o:<\/strong><br \/>\n C\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 c\u0169ng r\u1ea5t hay d\u00f9ng RAM \u1ea3o. RAM \u1ea3o \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb vi\u1ec7c g\u1ed9p chung to\u00e0n b\u1ed9 s\u1ed1 RAM th\u1ef1c \u0111ang c\u00f3 trong c\u00e1c m\u00e1y t\u00ednh c\u1ee7a m\u1ed9t Data Center v\u00e0 t\u1ea1o th\u00e0nh m\u1ed9t &#8220;c\u1ee5c&#8221; RAM (memory pool) chung cho to\u00e0n h\u1ec7 th\u1ed1ng. C\u00e1c m\u00e1y t\u00ednh con trong h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 hay c\u00e1c \u1ee9ng d\u1ee5ng con c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0 s\u1eed d\u1ee5ng s\u1ed1 RAM \u1ea3o m\u00e0y m\u00e0 kh\u00f4ng b\u1ecb gi\u1edbi h\u1ea1n v\u1ec1 m\u1eb7t ph\u1ea7n c\u1ee9ng v\u00e0 c\u00f3 th\u1ec3 d\u00f9ng s\u1ed1 RAM \u0111\u00f3 \u0111\u1ec3 l\u00e0m b\u1ed9 nh\u1edb cache t\u1ed1c \u0111\u1ed9 cao hay l\u00e0m b\u1ed9 nh\u1edb cho CPU v\u00e0 GPU. \u01afu \u0111i\u1ec3m c\u1ee7a RAM \u1ea3o l\u00e0 n\u00f3 cho ph\u00e9p c\u00e1c \u1ee9ng d\u1ee5ng c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng \u0111\u01b0\u1ee3c s\u1ed1 RAM c\u1ef1c k\u1ef3 l\u1edbn, gi\u1ea3m thi\u1ec3u t\u00ecnh tr\u1ea1ng &#8220;th\u1eaft ngh\u1ebdn c\u1ed5 chai&#8221; do thi\u1ebfu RAM v\u00e0 t\u0103ng hi\u1ec7u su\u1ea5t m\u00e1y t\u00ednh, t\u1eadn d\u1ee5ng s\u1ed1 RAM nh\u00e0n r\u1ed7i trong h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7.<\/p>\n<p>\u0110\u00f3 l\u00e0 RAM \u1ea3o tr\u00ean m\u00e1y ch\u1ee7, c\u00f2n m\u00e1y t\u00ednh c\u00e1 nh\u00e2n th\u00ec sao? C\u00f3 lu\u00f4n, nh\u1ea5t l\u00e0 c\u00e1c m\u00e1y Windows, ng\u01b0\u1eddi d\u00f9ng m\u00e1y t\u00ednh Windows th\u01b0\u1eddng c\u00f3 c\u00e1i c\u00e1ch l\u00e0 d\u00f9ng m\u1ed9t ph\u1ea7n \u1ed5 c\u1ee9ng chia ra \u0111\u1ec3 l\u00e0m RAM \u1ea3o, m\u1ee5c \u0111\u00edch l\u00e0 \u0111\u1ec3 gi\u1ea3m t\u1ea3i g\u00e1nh n\u1eb7ng x\u1eed l\u00fd tr\u00ean RAM th\u1eadt khi RAM th\u1eadt kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c \u1ee9ng d\u1ee5ng.<\/p>\n<div><img decoding=\"async\" src=\"http:\/\/cdn.tinhte.vn\/attachments\/820295\/\" alt=\"000\" \/><\/div>\n<div><em>C\u00e0i RAM \u1ea3o cho m\u00e1y t\u00ednh Windows<\/em><\/div>\n<p><strong>6. M\u00e1y ch\u1ee7 \u1ea3o (<a href=\"http:\/\/www.tinhte.vn\/tags\/vps\/\">VPS<\/a> &#8211; Virtual Private Server):<\/strong><br \/>\n L\u00e0 nhi\u1ec1u m\u00e1y ch\u1ee7 \u1ea3o ch\u1ea1y tr\u00ean m\u1ed9t m\u00e1y ch\u1ee7 th\u1ef1c. M\u1ed9t m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u00e1y ch\u1ee7 \u1ea3o \u0111\u1ec3 v\u1eadn h\u00e0nh c\u00e1c website. N\u00f3i n\u00f4m na th\u00ec n\u00f3 gi\u1ed1ng nh\u01b0 vi\u1ec7c b\u1ea1n t\u1ea1o m\u00e1y \u1ea3o tr\u00ean m\u00e1y t\u00ednh c\u1ee7a m\u00ecnh v\u1eady. B\u1ea1n c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u00e1y \u1ea3o ch\u1ea1y nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh tr\u00ean chi\u1ebfc m\u00e1y t\u00ednh c\u1ee7a m\u00ecnh th\u00ec ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb m\u1ea1ng c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u m\u00e1y ch\u1ee7 \u1ea3o ch\u1ea1y nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1c nhau tr\u00ean c\u00f9ng m\u1ed9t m\u00e1y ch\u1ee7 th\u1ef1c. \u01afu \u0111i\u1ec3m c\u1ee7a VPS l\u00e0 n\u00f3 gi\u00fap ng\u01b0\u1eddi ta c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 chi ph\u00ed d\u00f9ng \u0111\u1ec3 \u0111\u1ea7u t\u01b0 cho vi\u1ec7c mua, thu\u00ea server.<\/p>\n<p>L\u1ea5y v\u00ed d\u1ee5 b\u1ea1n c\u1ea7n thu\u00ea m\u1ed9t m\u00e1y ch\u1ee7 \u0111\u1ec3 v\u1eadn h\u00e0ng website c\u1ee7a m\u00ecnh. V\u00ec l\u00e0 website nh\u1ecf n\u00ean kh\u00f4ng c\u1ea7n c\u00f3 m\u1ed9t m\u00e1y ch\u1ee7 qu\u00e1 m\u1ea1nh, n\u1ebfu b\u1ea1n \u0111i thu\u00ea h\u1eb3n m\u1ed9t server th\u1ef1c (Dedicated Server) th\u00ec s\u1ebd r\u1ea5t t\u1ed1n k\u00e9m v\u00e0 c\u0169ng \u00edt khi d\u00f9ng h\u1ebft t\u00e0i nguy\u00ean s\u1ee9c m\u1ea1nh c\u1ee7a m\u00e1y ch\u1ee7 \u0111\u00f3. V\u00ec v\u1eady ng\u01b0\u1eddi ta m\u1edbi d\u00f9ng t\u1edbi VPS. Gi\u1ed1ng nh\u01b0 t\u1ea1o m\u00e1y \u1ea3o, VPS s\u1ebd chia nh\u1ecf s\u1ee9c m\u1ea1nh c\u1ee7a m\u1ed9t m\u00e1y ch\u1ee7 th\u1ef1c v\u00e0 t\u1ea1o th\u00e0nh nhi\u1ec1u m\u00e1y ch\u1ee7 nh\u1ecf h\u01a1n, nh\u1edd \u0111\u00f3 m\u00e0 b\u1ea1n s\u1ebd ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c ti\u1ec1n thu\u00ea server, \u0111\u1ed3ng th\u1eddi ng\u01b0\u1eddi qu\u1ea3n tr\u1ecb m\u1ea1ng c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng ngu\u1ed3n t\u00e0i nguy\u00ean c\u00faa m\u00e1y ch\u1ee7 m\u00ecnh m\u1ed9t c\u00e1ch t\u1ed1t h\u01a1n, c\u00f9ng l\u00e0 m\u1ed9t m\u00e1y ch\u1ee7 nh\u01b0ng c\u00f3 th\u1ec3 t\u1ea1o ra nhi\u1ec1u VPS \u0111\u1ec3 cho nhi\u1ec1u ng\u01b0\u1eddi thu\u00ea m\u01b0\u1edbn c\u00f9ng l\u00fac.<\/p>\n<div><em><strong>Tham kh\u1ea3o:\u00a0<a href=\"http:\/\/en.wikipedia.org\/wiki\/Virtualization\" target=\"_blank\">Wikipedia (1)<\/a>,\u00a0<a href=\"http:\/\/en.wikipedia.org\/wiki\/Virtual_private_server\" target=\"_blank\">(2)<\/a>. H\u00ecnh \u1ea3nh:\u00a0<a href=\"http:\/\/www.servervirtualizationtechnology.com\/wp-content\/uploads\/2010\/12\/virtualization-benefits.jpg\" target=\"_blank\">SVT<\/a><\/strong><\/em><\/div>\n<div><em><strong>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<\/strong><\/em><\/div>\n<div><em><strong>Theo tinhte.vn<\/strong><\/em><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi hay s\u1eed d\u1ee5ng\u00a0m\u00e1y t\u00ednh, ch\u1eafc h\u1eb3n b\u1ea1n \u0111\u00e3 t\u1eebng nghe \u0111\u1ebfn c\u00e1c c\u1ee5m t\u1eeb nh\u01b0 t\u1ea1om\u00e1y<\/p>\n","protected":false},"author":9,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[128],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.2.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u1ea2o... &quot;\u1ea2o h\u00f3a&quot; l\u00e0 g\u00ec? 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