{"id":13404,"date":"2022-09-08T07:47:09","date_gmt":"2022-09-08T00:47:09","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=13404"},"modified":"2022-09-08T07:47:09","modified_gmt":"2022-09-08T00:47:09","slug":"so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\/","title":{"rendered":"So s\u00e1nh c\u00e1c kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p>RAID c\u1ee9ng (hardware RAID) th\u01b0\u1eddng c\u00f3 gi\u00e1 cao h\u01a1n RAID m\u1ec1m (software RAID) nh\u01b0ng c\u00f3 th\u1ec3 cung c\u1ea5p hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n. C\u00f3 th\u1ec3 xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 chi ph\u00ed, nhu c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ec3 t\u00ecm ra \u0111i\u1ec3m ph\u00f9 h\u1ee3p nh\u1ea5t cho nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/p>\n<p>Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, c\u00e1c c\u00f4ng ty b\u1eaft \u0111\u1ea7u quan t\u00e2m \u0111\u1ebfn vi\u1ec7c b\u1ed5 sung c\u00e1c th\u00e0nh ph\u1ea7n d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m v\u00e0o h\u1ea1 t\u1ea7ng l\u01b0u tr\u1eef c\u1ee7a h\u1ecd.\u00a0Trong \u0111\u00f3 c\u00f3 RAID, nh\u1eb1m t\u1ed1i \u0111a h\u00f3a dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef, \u0111\u1ed3ng th\u1eddi gi\u1ea3m r\u1ee7i ro m\u1ea5t d\u1eef li\u1ec7u.\u00a0M\u1ed9t s\u1ed1 c\u00f4ng ty th\u00ec \u0111ang chuy\u1ec3n t\u1eeb RAID c\u1ee9ng sang m\u1ea3ng RAID m\u1ec1m.<\/p>\n<p>S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng l\u00e0 ph\u1ea7n m\u1ec1m trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh s\u1ebd qu\u1ea3n l\u00fd RAID m\u1ec1m, trong khi m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9c l\u1eadp v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh s\u1ebd qu\u1ea3n l\u00fd RAID c\u1ee9ng.\u00a0Ch\u00fang c\u0169ng kh\u00e1c nhau v\u1ec1 chi ph\u00ed, hi\u1ec7u su\u1ea5t v\u00e0 t\u1ed1c \u0111\u1ed9 truy c\u1eadp.<\/p>\n<p>RAID l\u00e0 t\u00e0i nguy\u00ean l\u01b0u tr\u1eef \u1ea3o s\u1eed d\u1ee5ng nhi\u1ec1u <a class=\"iblink\" href=\"\/storage\/\">thi\u1ebft b\u1ecb l\u01b0u tr\u1eef<\/a> &#8211; g\u1ecdi l\u00e0 m\u1ea3ng hay Array &#8211; \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd b\u1edfi b\u1ed9 \u0111i\u1ec1u khi\u1ec3n li\u00ean k\u1ebft m\u1ed9t ho\u1eb7c nhi\u1ec1u h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh v\u1edbi m\u1ea3ng.\u00a0RAID cung c\u1ea5p c\u00e1c \u1ed5 \u0111\u0129a cho user d\u01b0\u1edbi d\u1ea1ng t\u00e0i nguy\u00ean l\u01b0u tr\u1eef lu\u1eadn l\u00fd (logical storage). C\u00f3 nhi\u1ec1u t\u00f9y ch\u1ecdn kh\u00e1c nhau cho <a class=\"iblink\" href=\"\/storage\/\">h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef<\/a> RAID v\u00e0 chi ph\u00ed c\u0169ng c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y theo l\u1ef1a ch\u1ecdn thi\u1ebft b\u1ecb v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n.<\/p>\n<h3>RAID c\u1ee9ng &#8211; Hardware RAID<\/h3>\n<p>Khi RAID l\u1ea7n \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n tr\u00ean th\u1ecb tr\u01b0\u1eddng, n\u00f3 s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf ki\u1ec3u ph\u1ea7n c\u1ee9ng.\u00a0C\u00e1c d\u1ecbch v\u1ee5 RAID bao g\u1ed3m c\u00e1c thi\u1ebft b\u1ecb l\u01b0u tr\u1eef v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n (controller), k\u1ebft n\u1ed1i v\u1edbi m\u1ed9t ho\u1eb7c nhi\u1ec1u m\u00e1y t\u00ednh v\u00e0 nhi\u1ec1u thi\u1ebft b\u1ecb l\u01b0u tr\u1eef trong m\u1ea3ng.\u00a0H\u00ecnh 1 m\u00f4 t\u1ea3 m\u1ed9t m\u1ea3ng RAID ph\u1ea7n c\u1ee9ng.<\/p>\n<p>C\u1ea7n thi\u1ebft l\u1eadp t\u1ea5t c\u1ea3 c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan \u0111\u1ebfn RAID cho c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, c\u0169ng nh\u01b0 c\u00e1c RAID Level.\u00a0Nh\u00e0 qu\u1ea3n tr\u1ecb c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n c\u00e1c thay \u0111\u1ed5i \u0111\u1ed1i v\u1edbi disk array v\u00e0 controller \u0111\u1ed9c l\u1eadp v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh.<\/p>\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a RAID c\u1ee9ng bao g\u1ed3m:<\/p>\n<ul>\n<li>Truy c\u1eadp d\u1eef li\u1ec7u RAID c\u1ee9ng th\u01b0\u1eddng nhanh h\u01a1n.<\/li>\n<li>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd \u0111\u0129a \u0111\u1ed9c l\u1eadp v\u1edbi m\u00e1y t\u00ednh li\u00ean quan v\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng s\u1ee9c m\u1ea1nh x\u1eed l\u00fd.<\/li>\n<li>C\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng thay th\u1ebf m\u1ed9t \u0111\u0129a b\u1ecb h\u1ecfng b\u1eb1ng c\u00e1ch th\u00e1o v\u00e0 thay th\u1ebf thi\u1ebft b\u1ecb.<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2022\/08\/tgmc-blog-6306f531495d7.png\" alt=\"\" \/><br \/>\n<i>H\u00ecnh 1. M\u1ea3ng RAID ph\u1ea7n c\u1ee9ng<\/i><\/p>\n<p>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a RAID c\u1ee9ng bao g\u1ed3m:<\/p>\n<ul>\n<li>M\u1eb7c d\u00f9 RAID c\u1ee9ng th\u01b0\u1eddng \u0111\u00e1ng tin c\u1eady h\u01a1n v\u00ec n\u00f3 kh\u00f4ng m\u1ea5t s\u1ee9c m\u1ea1nh x\u1eed l\u00fd t\u1eeb c\u00e1c \u1ed5 \u0111\u0129a, nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n RAID ph\u1ea7n m\u1ec1m.<\/li>\n<li>N\u00f3 c\u00f3 th\u1ec3 kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh li\u00ean quan.<\/li>\n<li>C\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 hi\u1ec7u su\u1ea5t c\u00f3 th\u1ec3 x\u1ea3y ra khi s\u1eed d\u1ee5ng c\u00e1c\u00a0c\u00f4ng ngh\u1ec7 kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 SSD.<\/li>\n<\/ul>\n<h3>RAID m\u1ec1m &#8211; Software RAID<\/h3>\n<p>Ng\u01b0\u1ee3c l\u1ea1i, RAID m\u1ec1m nh\u00fang ph\u1ea7n m\u1ec1m \u0111i\u1ec1u khi\u1ec3n \u1ed5 \u0111\u0129a v\u00e0o h\u1ec7 th\u1ed1ng m\u00e1y t\u00ednh v\u00e0 bu\u1ed9c ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh.\u00a0H\u00ecnh 2 m\u00f4 t\u1ea3 m\u1ed9t m\u1ea3ng RAID m\u1ec1m.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2022\/08\/tgmc-blog-6306f53289220.png\" alt=\"\" \/><br \/>\n<i>H\u00ecnh 2. M\u1ea3ng RAID d\u00f9ng software<\/i><\/p>\n<div>\n<p>C\u0169ng nh\u01b0 v\u1edbi h\u1ec7 th\u1ed1ng RAID c\u1ee9ng, c\u1ea7n c\u1ea5u h\u00ecnh c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan \u0111\u1ebfn RAID m\u1ec1m cho c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a user.\u00a0C\u00e1c thay \u0111\u1ed5i \u0111\u1ed1i v\u1edbi disk array v\u00e0 controller y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng t\u01b0\u01a1ng t\u00e1c nhi\u1ec1u h\u01a1n v\u1edbi H\u0110H v\u00ec b\u1ed9 \u0111i\u1ec1u khi\u1ec3n RAID l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a H\u0110H.<\/p>\n<p>\u01afu \u0111i\u1ec3m c\u1ee7a RAID m\u1ec1m bao g\u1ed3m:<\/p>\n<ul>\n<li>Th\u01b0\u1eddng r\u1ebb h\u01a1n RAID c\u1ee9ng v\u00ec kh\u00f4ng c\u1ea7n m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n RAID chuy\u00ean bi\u1ec7t.<\/li>\n<li>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n qu\u1ea3n l\u00fd \u0111\u0129a nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c li\u00ean k\u1ebft.<\/li>\n<li>RAID m\u1ec1m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai trong m\u1ed9t h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi nhi\u1ec1u thi\u1ebft b\u1ecb.<\/li>\n<\/ul>\n<p>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a RAID m\u1ec1m bao g\u1ed3m:<\/p>\n<ul>\n<li>Truy c\u1eadp d\u1eef li\u1ec7u c\u00f3 th\u1ec3 ch\u1eadm h\u01a1n so v\u1edbi RAID c\u1ee9ng.<\/li>\n<li>C\u00e1c thi\u1ebft b\u1ecb g\u1eafn v\u00e0o ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi H\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u01b0\u1ee3c li\u00ean k\u1ebft.<\/li>\n<li>Vi\u1ec7c thay th\u1ebf m\u1ed9t \u1ed5 \u0111\u0129a ph\u1ee9c t\u1ea1p h\u01a1n v\u00ec h\u1ec7 \u0111i\u1ec1u h\u00e0nh ph\u1ea3i y\u00eau c\u1ea7u b\u1ed9 \u0111i\u1ec1u khi\u1ec3n RAID t\u1eaft \u0111i.<\/li>\n<\/ul>\n<h3>So s\u00e1nh h\u1ec7 th\u1ed1ng RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng<\/h3>\n<p>\u0110\u1ec3 quy\u1ebft \u0111\u1ecbnh gi\u1eefa RAID c\u1ee9ng v\u00e0 RAID m\u1ec1m, h\u00e3y xem x\u00e9t c\u00e1c danh m\u1ee5c v\u00e0 t\u00ednh n\u0103ng sau.<\/p>\n<h4>Hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh linh ho\u1ea1t<\/h4>\n<ul>\n<li>S\u1eed d\u1ee5ng RAID c\u1ee9ng khi c\u00f3 y\u00eau c\u1ea7u v\u1ec1 hi\u1ec7u su\u1ea5t cao v\u00e0 t\u00ednh linh ho\u1ea1t, ho\u1eb7c khi c\u1ea7n tri\u1ec3n khai RAID m\u1ee9c cao (high-level).<\/li>\n<li>Hi\u1ec7u su\u1ea5t c\u1ee7a RAID m\u1ec1m c\u00f3 th\u1ec3 so s\u00e1nh v\u1edbi RAID c\u1ee9ng nh\u01b0ng s\u1ebd c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf v\u00ec n\u00f3 chia s\u1ebb t\u00e0i nguy\u00ean x\u1eed l\u00fd v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh.<\/li>\n<\/ul>\n<h4>Chi ph\u00ed<\/h4>\n<ul>\n<li>RAID c\u1ee9ng c\u00f3 th\u1ec3 \u0111\u1eaft h\u01a1n c\u00e1c t\u00f9y ch\u1ecdn kh\u00e1c.<\/li>\n<li>RAID m\u1ec1m kh\u00f4ng y\u00eau c\u1ea7u m\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ri\u00eang bi\u1ec7t, \u0111i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m chi ph\u00ed.<\/li>\n<\/ul>\n<h4>RAID controller<\/h4>\n<ul>\n<li>RAID c\u1ee9ng y\u00eau c\u1ea7u b\u1ed9 \u0111i\u1ec1u khi\u1ec3n RAID ri\u00eang. C\u1ea7n ph\u1ea3i thay th\u1ebf b\u1ed9 \u0111i\u1ec1u khi\u1ec3n RAID b\u1eb1ng m\u1ed9t c\u00e1i t\u01b0\u01a1ng t\u1ef1 n\u1ebfu n\u00f3 b\u1ecb h\u01b0 h\u1ecfng.<\/li>\n<li>RAID m\u1ec1m kh\u00f4ng s\u1eed d\u1ee5ng b\u1ed9 \u0111i\u1ec1u khi\u1ec3n b\u00ean ngo\u00e0i.<\/li>\n<\/ul>\n<h4>T\u1ed1c \u0111\u1ed9 truy c\u1eadp<\/h4>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 RAID c\u1ee7a c\u1ee9ng ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed9 \u0111i\u1ec1u khi\u1ec3n, m\u1ea1ng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng ho\u1eb7c lo\u1ea1i \u1ed5 \u0111\u0129a.<\/li>\n<li>T\u1ed1c \u0111\u1ed9 truy c\u1eadp c\u1ee7a RAID m\u1ec1m c\u00f3 th\u1ec3 nhanh b\u1eb1ng ho\u1eb7c h\u01a1n RAID c\u1ee9ng d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m b\u00ean trong controller v\u00e0 c\u00e1c \u1ed5 \u0111\u0129a.<\/li>\n<\/ul>\n<h4>H\u1ec7 \u0111i\u1ec1u h\u00e0nh<\/h4>\n<ul>\n<li>RAID c\u1ee9ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh.\u00a0Nhi\u1ec1u h\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u00f3 th\u1ec3 c\u0169ng chia s\u1ebb m\u1ed9t RAID c\u1ee9ng.<\/li>\n<li>RAID m\u1ec1m s\u1eed d\u1ee5ng m\u1ed9t tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n b\u00ean trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh v\u00e0 s\u1eed d\u1ee5ng h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u01b0\u1ee3c li\u00ean k\u1ebft.<\/li>\n<\/ul>\n<h3>C\u00e1c l\u00fd do \u0111\u1ec3 s\u1eed d\u1ee5ng l\u01b0u tr\u1eef RAID<\/h3>\n<p>RAID c\u1ee9ng v\u00e0 RAID m\u1ec1m h\u1ed7 tr\u1ee3 h\u1ea7u h\u1ebft c\u00e1c y\u00eau c\u1ea7u l\u01b0u tr\u1eef n\u1ebfu ch\u00fang \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt m\u00e0 ng\u01b0\u1eddi d\u00f9ng y\u00eau c\u1ea7u.\u00a0Th\u00eam nhi\u1ec1u \u1ed5 \u0111\u0129a v\u00e0o m\u1ea3ng \u0111\u1ec3\u00a0t\u0103ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef.<\/p>\n<p>RAID c\u0169ng cung c\u1ea5p kh\u1ea3 n\u0103ng l\u01b0u tr\u1eef ch\u00ednh v\u00e0 h\u1ed7 tr\u1ee3 th\u1ee9 c\u1ea5p cho c\u00e1c \u1ee9ng d\u1ee5ng, c\u0169ng nh\u01b0 c\u00e1c file v\u00e0 c\u01a1 s\u1edf d\u1eef li\u1ec7u.\u00a0Ch\u00fang l\u00e0 nh\u1eefng th\u00e0nh ph\u1ea7n quan tr\u1ecdng c\u1ee7a chi\u1ebfn l\u01b0\u1ee3c DR (Disaster Recovery) v\u00e0 \u200b\u200bb\u1ea3o v\u1ec7 d\u1eef li\u1ec7u c\u1ee7a m\u1ed9t t\u1ed5 ch\u1ee9c.\u00a0M\u1eb7c d\u00f9 ch\u00fang cung c\u1ea5p h\u1ed7 tr\u1ee3 b\u1ed5 sung cho vi\u1ec7c b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 DR, nh\u01b0ng vi\u1ec7c tri\u1ec3n khai RAID\u00a0kh\u00f4ng n\u00ean xem l\u00e0 chi\u1ebfn l\u01b0\u1ee3c ch\u00ednh \u0111\u1ec3 sao l\u01b0u\u00a0d\u1eef li\u1ec7u v\u00e0 DR.<\/p>\n<h3>M\u1ed9t t\u00f9y ch\u1ecdn kh\u00e1c: Hybrid RAID<\/h3>\n<p>Hybrid RAID s\u1eed d\u1ee5ng c\u00e1c kh\u1ea3 n\u0103ng c\u1ee7a c\u1ea3 h\u1ec7 th\u1ed1ng RAID c\u1ee9ng v\u00e0 RAID m\u1ec1m.\u00a0V\u00ed d\u1ee5: c\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 tri\u1ec3n thi\u1ebft l\u1eadp ph\u1ea7n c\u1ee9ng k\u1ebft n\u1ed1i b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u1ee7a n\u00f3 v\u1edbi h\u1ec7 \u0111i\u1ec1u h\u00e0nh \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng RAID d\u1ef1a tr\u00ean ph\u1ea7n m\u1ec1m.\u00a0\u0110i\u1ec1u n\u00e0y cung c\u1ea5p s\u1ef1 linh ho\u1ea1t \u0111\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh kh\u00e1c nhau.<\/p>\n<p>M\u1eb7c d\u00f9 ki\u1ec3u Hybrid RAID c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn kh\u1ea3 thi, c\u1ea7n ki\u1ec3m tra c\u1ea5u h\u00ecnh l\u01b0u tr\u1eef v\u00e0 kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u00fang tr\u01b0\u1edbc khi quy\u1ebft \u0111\u1ecbnh \u0111\u1ea7u t\u01b0.<\/p>\n<\/div>\n<div>____<br \/><b>B\u00e0i vi\u1ebft li\u00ean quan<\/b><\/div>\n<ul>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=4313\">T\u00ecm hi\u1ec3u gi\u1ea3i ph\u00e1p Intel Virtual RAID on CPU (VROC)<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=1965\">RAID l\u00e0 g\u00ec? H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn c\u1ea5u h\u00ecnh RAID<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>RAID c&#7913;ng (hardware RAID) th&#432;&#7901;ng c&oacute; gi&aacute; cao h&#417;n RAID m&#7873;m (software RAID) nh&#432;ng c&oacute; th&#7875; cung c&#7845;p hi&#7879;u su&#7845;t t&#7889;t h&#417;n. C&oacute; th&#7875; xem x&eacute;t c&aacute;c y&#7871;u t&#7889; nh&#432; chi ph&iacute;, nhu c&#7847;u v&#7873; hi&#7879;u su&#7845;t v&agrave; h&#7879; &#273;i&#7873;u h&agrave;nh &#273;&#7875; t&igrave;m ra &#273;i&#7875;m ph&ugrave; h&#7907;p nh&#7845;t cho nhu c&#7847;u c&#7911;a b&#7841;n. Trong nh&#7919;ng&#8230;<\/p>\n","protected":false},"author":2,"featured_media":13405,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[192],"class_list":["post-13404","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tong-hop","tag-raid"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>So s\u00e1nh c\u00e1c kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/tong-hop\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"So s\u00e1nh c\u00e1c kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng - Blog | TheGioiMayChu\" \/>\n<meta name=\"twitter:description\" content=\"RAID c&#7913;ng (hardware RAID) th&#432;&#7901;ng c&oacute; gi&aacute; cao h&#417;n RAID m&#7873;m (software RAID) nh&#432;ng c&oacute; th&#7875; cung c&#7845;p hi&#7879;u su&#7845;t t&#7889;t h&#417;n. C&oacute; th&#7875; xem x&eacute;t c&aacute;c y&#7871;u t&#7889; nh&#432; chi ph&iacute;, nhu c&#7847;u v&#7873; hi&#7879;u su&#7845;t v&agrave; h&#7879; &#273;i&#7873;u h&agrave;nh &#273;&#7875; t&igrave;m ra &#273;i&#7875;m ph&ugrave; h&#7907;p nh&#7845;t cho nhu c&#7847;u c&#7911;a b&#7841;n. Trong nh&#7919;ng...\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2022\/08\/TheGioiMayChu-Blog-raid-software-hardware.jpg\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Vanito Hoang\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"9 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/\"},\"author\":{\"name\":\"Vanito Hoang\",\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/#\\\/schema\\\/person\\\/feccec179330cfebfaa805639a357d18\"},\"headline\":\"So s\u00e1nh c\u00e1c kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng\",\"datePublished\":\"2022-09-08T00:47:09+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/\"},\"wordCount\":1867,\"publisher\":{\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/wp-content\\\/uploads\\\/2022\\\/08\\\/TheGioiMayChu-Blog-raid-software-hardware.jpg\",\"keywords\":[\"raid\"],\"articleSection\":[\"T\u1ed5ng h\u1ee3p\"],\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/\",\"url\":\"https:\\\/\\\/thegioimaychu.vn\\\/blog\\\/tong-hop\\\/so-sanh-cac-khac-biet-chinh-giua-raid-mem-va-raid-cung-p13404\\\/\",\"name\":\"So s\u00e1nh c\u00e1c kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa RAID m\u1ec1m v\u00e0 RAID c\u1ee9ng - 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