{"id":101308,"date":"2024-08-28T11:52:00","date_gmt":"2024-08-28T04:52:00","guid":{"rendered":"https:\/\/wiki.tino.org\/?p=101308"},"modified":"2025-06-11T12:39:21","modified_gmt":"2025-06-11T05:39:21","slug":"jbod-la-gi","status":"publish","type":"post","link":"https:\/\/tino.vn\/blog\/jbod-la-gi\/","title":{"rendered":"JBOD l\u00e0 g\u00ec? C\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef n\u00e0y c\u00f3 g\u00ec \u0111\u1eb7c bi\u1ec7t? So s\u00e1nh JBOD v\u00e0 RAID"},"content":{"rendered":"\n

Trong th\u1eddi \u0111\u1ea1i s\u1ed1, nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u ng\u00e0y c\u00e0ng t\u0103ng. \u0110\u1ec3 \u0111\u00e1p \u0111i\u1ec1u n\u00e0y, nhi\u1ec1u gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef \u0111\u00e3 ra \u0111\u1eddi, trong \u0111\u00f3 c\u00f3 JBOD. V\u1eady JBOD l\u00e0 g\u00ec? C\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m g\u00ec so v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p kh\u00e1c? C\u00e1c b\u1ea1n h\u00e3y c\u00f9ng TinoHost t\u00ecm hi\u1ec3u chi ti\u1ebft v\u1ec1 c\u00f4ng ngh\u1ec7 n\u00e0y qua b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y nh\u00e9!<\/strong><\/p>\n\n\n\n

<\/a>JBOD l\u00e0 g\u00ec? <\/strong><\/h2>\n\n\n\n

<\/a>\u0110\u1ecbnh ngh\u0129a JBOD <\/strong><\/h3>\n\n\n\n

JBOD (Just a Bunch Of Disks, <\/strong>t\u1ea1m d\u1ecbch: M\u1ed9t t\u1eadp h\u1ee3p c\u00e1c \u1ed5 \u0111\u0129a)<\/em> l\u00e0 m\u1ed9t thu\u1eadt ng\u1eef trong l\u0129nh v\u1ef1c l\u01b0u tr\u1eef d\u1eef li\u1ec7u, ch\u1ec9 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng nhi\u1ec1u \u1ed5 \u0111\u0129a c\u1ee9ng ri\u00eang l\u1ebb, thay v\u00ec k\u1ebft h\u1ee3p ch\u00fang l\u1ea1i th\u00e0nh m\u1ed9t th\u1ec3 th\u1ed1ng nh\u1ea5t nh\u01b0 RAID. Khi s\u1eed d\u1ee5ng c\u1ea5u h\u00ecnh JBOD, c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp v\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 li\u00ean k\u1ebft ho\u1eb7c ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u gi\u1eefa c\u00e1c \u1ed5 \u0111\u0129a.<\/p>\n\n\n\n

C\u1ee5 th\u1ec3 h\u01a1n, v\u1edbi JBOD, m\u1ed7i \u1ed5 \u0111\u0129a s\u1ebd \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n nh\u01b0 m\u1ed9t ph\u00e2n v\u00f9ng ri\u00eang bi\u1ec7t trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 th\u00eam nhi\u1ec1u \u1ed5 \u0111\u0129a v\u00e0o h\u1ec7 th\u1ed1ng v\u00e0 s\u1eed d\u1ee5ng dung l\u01b0\u1ee3ng c\u1ee7a t\u1eebng \u1ed5 \u0111\u0129a m\u1ed9t c\u00e1ch ri\u00eang r\u1ebd. JBOD kh\u00f4ng cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ch\u1ed1ng l\u1ea1i s\u1ef1 c\u1ed1 \u1ed5 \u0111\u0129a, v\u00ec v\u1eady n\u1ebfu m\u1ed9t \u1ed5 \u0111\u0129a b\u1ecb h\u1ecfng, d\u1eef li\u1ec7u tr\u00ean \u1ed5 \u0111\u0129a \u0111\u00f3 s\u1ebd b\u1ecb m\u1ea5t.<\/p>\n\n\n

\n
\"JBOD-la-gi\"
JBOD l\u00e0 g\u00ec? <\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

JBOD th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p khi ng\u01b0\u1eddi d\u00f9ng c\u1ea7n m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef nh\u01b0ng kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c t\u00ednh n\u0103ng nh\u01b0 d\u1ef1 ph\u00f2ng d\u1eef li\u1ec7u hay t\u0103ng hi\u1ec7u su\u1ea5t m\u00e0 RAID<\/a> cung c\u1ea5p. Tuy nhi\u00ean, JBOD c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p l\u01b0u tr\u1eef kh\u00e1c \u0111\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c nhu c\u1ea7u c\u1ee5 th\u1ec3 trong qu\u1ea3n l\u00fd v\u00e0 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u.<\/p>\n\n\n\n

<\/a>C\u1ea5u t\u1ea1o c\u1ee7a JBOB<\/strong><\/h3>\n\n\n\n

C\u1ea5u t\u1ea1o c\u1ee7a JBOD kh\u00e1 \u0111\u01a1n gi\u1ea3n, kh\u00f4ng y\u00eau c\u1ea7u nh\u1eefng th\u00e0nh ph\u1ea7n ph\u1ee9c t\u1ea1p nh\u01b0 c\u00e1c h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef kh\u00e1c nh\u01b0 RAID. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng JBOD:<\/p>\n\n\n\n

<\/a>\u1ed4 \u0111\u0129a c\u1ee9ng (Hard Drives)<\/strong><\/h4>\n\n\n\n

JBOD s\u1eed d\u1ee5ng nhi\u1ec1u \u1ed5 \u0111\u0129a c\u1ee9ng ri\u00eang l\u1ebb, th\u01b0\u1eddng l\u00e0 \u1ed5 \u0111\u0129a SATA ho\u1eb7c SAS. C\u00e1c \u1ed5 \u0111\u0129a n\u00e0y c\u00f3 th\u1ec3 c\u00f3 dung l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau, v\u00e0 ch\u00fang kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ed3ng b\u1ed9 v\u1edbi nhau. Trong m\u1ed9t c\u1ea5u h\u00ecnh JBOD, m\u1ed7i \u1ed5 \u0111\u0129a s\u1ebd \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n nh\u01b0 m\u1ed9t \u0111\u01a1n v\u1ecb l\u01b0u tr\u1eef ri\u00eang l\u1ebb.<\/p>\n\n\n

\n
\"cau-tao-cua-jbob\"
C\u1ea5u t\u1ea1o c\u1ee7a JBOB<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>Khung \u1ed5 \u0111\u0129a (Drive Enclosure)<\/strong><\/h4>\n\n\n\n

C\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp v\u00e0o m\u1ed9t khung (enclosure) ho\u1eb7c h\u1ed9p ch\u1ee9a. Khung n\u00e0y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t thi\u1ebft b\u1ecb \u0111\u1ed9c l\u1eadp k\u1ebft n\u1ed1i v\u1edbi m\u00e1y ch\u1ee7 qua c\u00e1p, ho\u1eb7c c\u00f3 th\u1ec3 t\u00edch h\u1ee3p s\u1eb5n v\u00e0o trong m\u00e1y ch\u1ee7. Khung \u1ed5 \u0111\u0129a cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c \u1ed5 \u0111\u0129a v\u00e0 cho ph\u00e9p ch\u00fang \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi bo m\u1ea1ch ch\u1ee7 ho\u1eb7c b\u1ed9 \u0111i\u1ec1u khi\u1ec3n (controller).<\/p>\n\n\n\n

<\/a>B\u1ed9 \u0111i\u1ec1u khi\u1ec3n (Controller)<\/strong><\/h4>\n\n\n\n

M\u1ed9t b\u1ed9 \u0111i\u1ec1u khi\u1ec3n c\u00f3 nhi\u1ec7m v\u1ee5 qu\u1ea3n l\u00fd v\u00e0 giao ti\u1ebfp v\u1edbi c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng. Trong c\u1ea5u h\u00ecnh JBOD, b\u1ed9 \u0111i\u1ec1u khi\u1ec3n ch\u1ec9 \u0111\u01a1n thu\u1ea7n chuy\u1ec3n ti\u1ebfp d\u1eef li\u1ec7u gi\u1eefa \u1ed5 \u0111\u0129a v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh m\u00e0 kh\u00f4ng th\u1ef1c hi\u1ec7n b\u1ea5t k\u1ef3 ho\u1ea1t \u0111\u1ed9ng ph\u1ee9c t\u1ea1p n\u00e0o nh\u01b0 ph\u00e2n chia d\u1eef li\u1ec7u hay t\u1ea1o b\u1ea3n sao l\u01b0u nh\u01b0 trong RAID.<\/p>\n\n\n\n

<\/a>C\u1ed5ng k\u1ebft n\u1ed1i (Interface)<\/strong><\/h4>\n\n\n\n

C\u1ed5ng k\u1ebft n\u1ed1i gi\u1eefa c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng v\u00e0 b\u1ed9 \u0111i\u1ec1u khi\u1ec3n th\u01b0\u1eddng l\u00e0 SATA, SAS ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 NVMe, t\u00f9y thu\u1ed9c v\u00e0o lo\u1ea1i \u1ed5 \u0111\u0129a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. C\u1ed5ng k\u1ebft n\u1ed1i n\u00e0y cho ph\u00e9p truy\u1ec1n t\u1ea3i d\u1eef li\u1ec7u gi\u1eefa \u1ed5 \u0111\u0129a v\u00e0 h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/p>\n\n\n\n

<\/a>Ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd (Management Software)<\/strong><\/h4>\n\n\n\n

M\u1eb7c d\u00f9 kh\u00f4ng b\u1eaft bu\u1ed9c, nh\u01b0ng h\u1ec7 th\u1ed1ng JBOD c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd \u0111\u1ec3 gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng c\u1ee7a c\u00e1c \u1ed5 \u0111\u0129a, qu\u1ea3n l\u00fd dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef v\u00e0 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c nh\u01b0 th\u00eam ho\u1eb7c g\u1ee1 b\u1ecf \u1ed5 \u0111\u0129a. Ph\u1ea7n m\u1ec1m n\u00e0y gi\u00fap ng\u01b0\u1eddi d\u00f9ng d\u1ec5 d\u00e0ng theo d\u00f5i v\u00e0 qu\u1ea3n l\u00fd h\u1ec7 th\u1ed1ng JBOD.<\/p>\n\n\n\n

<\/a>Ngu\u1ed3n \u0111i\u1ec7n (Power Supply)<\/strong><\/h4>\n\n\n\n

Ngu\u1ed3n \u0111i\u1ec7n cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng v\u00e0 khung ch\u1ee9a. M\u1ed9t ngu\u1ed3n \u0111i\u1ec7n \u1ed5n \u0111\u1ecbnh l\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o c\u00e1c \u1ed5 \u0111\u0129a ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 kh\u00f4ng g\u1eb7p ph\u1ea3i s\u1ef1 c\u1ed1 do m\u1ea5t \u0111i\u1ec7n.<\/p>\n\n\n\n

<\/a>M\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a JBOB<\/strong><\/h3>\n\n\n\n

<\/a>L\u01b0u tr\u1eef \u0111\u1ed9c l\u1eadp<\/strong><\/h4>\n\n\n\n

Trong JBOD, m\u1ed7i \u1ed5 \u0111\u0129a c\u1ee9ng \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n nh\u01b0 m\u1ed9t ph\u00e2n v\u00f9ng ho\u1eb7c \u1ed5 \u0111\u0129a ri\u00eang bi\u1ec7t trong h\u1ec7 \u0111i\u1ec1u h\u00e0nh. Ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 truy c\u1eadp v\u00e0 qu\u1ea3n l\u00fd t\u1eebng \u1ed5 \u0111\u0129a m\u1ed9t c\u00e1ch ri\u00eang l\u1ebb, m\u00e0 kh\u00f4ng c\u1ea7n lo l\u1eafng v\u1ec1 vi\u1ec7c ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u hay \u0111i\u1ec1u ch\u1ec9nh c\u1ea5u h\u00ecnh ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n

<\/a>Kh\u00f4ng y\u00eau c\u1ea7u \u0111\u1ed3ng b\u1ed9 \u1ed5 \u0111\u0129a<\/strong><\/h4>\n\n\n\n

C\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng trong h\u1ec7 th\u1ed1ng JBOD c\u00f3 th\u1ec3 c\u00f3 dung l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 b\u1ea1n c\u00f3 th\u1ec3 th\u00eam b\u1ea5t k\u1ef3 \u1ed5 \u0111\u0129a n\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i lo l\u1eafng v\u1ec1 vi\u1ec7c \u0111\u1ed3ng b\u1ed9 ho\u1eb7c c\u00e2n b\u1eb1ng t\u1ea3i gi\u1eefa c\u00e1c \u1ed5 \u0111\u0129a.<\/p>\n\n\n\n

<\/a>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t<\/strong><\/h4>\n\n\n\n

H\u1ec7 th\u1ed1ng JBOD d\u1ec5 d\u00e0ng m\u1edf r\u1ed9ng b\u1eb1ng c\u00e1ch th\u00eam c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng m\u1edbi v\u00e0o h\u1ec7 th\u1ed1ng. Ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng c\u1ea7n ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c ph\u1ee9c t\u1ea1p nh\u01b0 c\u1ea5u h\u00ecnh l\u1ea1i h\u1ec7 th\u1ed1ng ho\u1eb7c di chuy\u1ec3n d\u1eef li\u1ec7u khi m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng.<\/p>\n\n\n

\n
\"mot-so-uu-diem-noi-bat-cua-jbob\"
M\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt c\u1ee7a JBOB<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>Giao di\u1ec7n \u0111\u01a1n gi\u1ea3n<\/strong><\/h4>\n\n\n\n

JBOD kh\u00f4ng c\u1ea7n c\u00e1c ph\u1ea7n m\u1ec1m ho\u1eb7c giao di\u1ec7n ph\u1ee9c t\u1ea1p \u0111\u1ec3 qu\u1ea3n l\u00fd. H\u1ec7 \u0111i\u1ec1u h\u00e0nh c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n c\u00e1c \u1ed5 \u0111\u0129a nh\u01b0 nh\u1eefng thi\u1ebft b\u1ecb l\u01b0u tr\u1eef \u0111\u1ed9c l\u1eadp, l\u00e0m gi\u1ea3m b\u1edbt c\u00e1c b\u01b0\u1edbc c\u00e0i \u0111\u1eb7t v\u00e0 qu\u1ea3n l\u00fd.<\/p>\n\n\n\n

<\/a>Kh\u00f4ng gi\u1edbi h\u1ea1n dung l\u01b0\u1ee3ng<\/strong><\/h4>\n\n\n\n

V\u00ec c\u00e1c \u1ed5 \u0111\u0129a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ed9c l\u1eadp, t\u1ed5ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef trong h\u1ec7 th\u1ed1ng JBOD ch\u1ec9 b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi s\u1ed1 l\u01b0\u1ee3ng \u1ed5 \u0111\u0129a m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 k\u1ebft n\u1ed1i. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p b\u1ea1n t\u1eadn d\u1ee5ng t\u1ed1i \u0111a dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u1ee7a t\u1eebng \u1ed5 \u0111\u0129a m\u00e0 kh\u00f4ng b\u1ecb r\u00e0ng bu\u1ed9c b\u1edfi c\u00e1c gi\u1edbi h\u1ea1n c\u1ea5u h\u00ecnh.<\/p>\n\n\n\n

<\/a>T\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i \u1ed5 \u0111\u0129a<\/strong><\/h4>\n\n\n\n

JBOD h\u1ed7 tr\u1ee3 nhi\u1ec1u lo\u1ea1i \u1ed5 \u0111\u0129a kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 \u1ed5 \u0111\u0129a SATA, SAS v\u00e0 \u0111\u00f4i khi l\u00e0 NVMe<\/a>, t\u00f9y thu\u1ed9c v\u00e0o h\u1ec7 th\u1ed1ng. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng linh ho\u1ea1t l\u1ef1a ch\u1ecdn c\u00e1c \u1ed5 \u0111\u0129a ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u v\u00e0 ng\u00e2n s\u00e1ch c\u1ee7a h\u1ecd.<\/p>\n\n\n\n

<\/a>Chi ph\u00ed th\u1ea5p<\/strong><\/h4>\n\n\n\n

V\u00ec kh\u00f4ng y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng \u0111\u1eb7c bi\u1ec7t ho\u1eb7c ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd ph\u1ee9c t\u1ea1p, JBOD l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef c\u00f3 chi ph\u00ed th\u1ea5p. \u0110i\u1ec1u n\u00e0y l\u00e0m cho JBOD tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00e1 nh\u00e2n ho\u1eb7c doanh nghi\u1ec7p nh\u1ecf c\u00f3 nhu c\u1ea7u l\u01b0u tr\u1eef c\u01a1 b\u1ea3n m\u00e0 kh\u00f4ng c\u1ea7n c\u00e1c t\u00ednh n\u0103ng n\u00e2ng cao.<\/p>\n\n\n\n

<\/a>\u1ee8ng d\u1ee5ng c\u1ee7a JBOB <\/strong><\/h2>\n\n\n\n

<\/a>L\u01b0u tr\u1eef d\u1eef li\u1ec7u c\u00e1 nh\u00e2n<\/strong><\/h3>\n\n\n\n

Ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n th\u01b0\u1eddng s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef cho m\u00e1y t\u00ednh c\u00e1 nh\u00e2n ho\u1eb7c thi\u1ebft b\u1ecb NAS (Network Attached Storage) t\u1ea1i nh\u00e0. JBOD cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng t\u1eadn d\u1ee5ng c\u00e1c \u1ed5 \u0111\u0129a c\u1ee9ng c\u0169 ho\u1eb7c k\u1ebft h\u1ee3p nhi\u1ec1u \u1ed5 \u0111\u0129a kh\u00e1c nhau \u0111\u1ec3 t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c gi\u1ea3i ph\u00e1p ph\u1ee9c t\u1ea1p nh\u01b0 RAID.<\/p>\n\n\n\n

V\u00ed d\u1ee5: <\/strong>B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c t\u1eadp tin \u0111a ph\u01b0\u01a1ng ti\u1ec7n nh\u01b0 h\u00ecnh \u1ea3nh, video, nh\u1ea1c v\u00e0 t\u00e0i li\u1ec7u c\u00e1 nh\u00e2n m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i lo l\u1eafng v\u1ec1 vi\u1ec7c c\u1ea5u h\u00ecnh ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n

<\/a>L\u01b0u tr\u1eef d\u1eef li\u1ec7u doanh nghi\u1ec7p nh\u1ecf<\/strong><\/h3>\n\n\n\n

Doanh nghi\u1ec7p nh\u1ecf c\u00f3 nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u01b0\u1eddng kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p v\u00e0 \u0111\u1eaft \u0111\u1ecf. JBOD l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u doanh nghi\u1ec7p v\u1edbi chi ph\u00ed th\u1ea5p, d\u1ec5 tri\u1ec3n khai v\u00e0 qu\u1ea3n l\u00fd.<\/p>\n\n\n\n

V\u00ed d\u1ee5:<\/strong> M\u1ed9t doanh nghi\u1ec7p nh\u1ecf c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c t\u00e0i li\u1ec7u v\u0103n ph\u00f2ng, email, v\u00e0 c\u00e1c d\u1eef li\u1ec7u kh\u00e1c m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ea7u t\u01b0 v\u00e0o h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef ph\u1ee9c t\u1ea1p nh\u01b0 SAN (Storage Area Network)<\/a> ho\u1eb7c c\u00e1c gi\u1ea3i ph\u00e1p RAID cao c\u1ea5p.<\/p>\n\n\n

\n
\"ung-dung-cua-jbob\"
\u1ee8ng d\u1ee5ng c\u1ee7a JBOB <\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>Sao l\u01b0u v\u00e0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u<\/strong><\/h3>\n\n\n\n

JBOD c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t gi\u1ea3i ph\u00e1p sao l\u01b0u v\u00e0 l\u01b0u tr\u1eef. V\u1edbi kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t, ng\u01b0\u1eddi d\u00f9ng c\u00f3 th\u1ec3 th\u00eam nhi\u1ec1u \u1ed5 \u0111\u0129a v\u00e0o h\u1ec7 th\u1ed1ng \u0111\u1ec3 sao l\u01b0u d\u1eef li\u1ec7u quan tr\u1ecdng. JBOD cung c\u1ea5p m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng \u0111\u1ec3 t\u1ed5 ch\u1ee9c v\u00e0 qu\u1ea3n l\u00fd c\u00e1c b\u1ea3n sao l\u01b0u m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e1c h\u1ec7 th\u1ed1ng d\u1ef1 ph\u00f2ng ph\u1ee9c t\u1ea1p.<\/p>\n\n\n\n

V\u00ed d\u1ee5: <\/strong>C\u00e1c t\u1ed5 ch\u1ee9c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 sao l\u01b0u d\u1eef li\u1ec7u h\u00e0ng ng\u00e0y, h\u00e0ng tu\u1ea7n ho\u1eb7c h\u00e0ng th\u00e1ng, gi\u00fap b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u kh\u1ecfi m\u1ea5t m\u00e1t trong tr\u01b0\u1eddng h\u1ee3p x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n\n\n\n

<\/a>L\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi ho\u1eb7c di \u0111\u1ed9ng<\/strong><\/h3>\n\n\n\n

JBOD c\u0169ng th\u00edch h\u1ee3p cho vi\u1ec7c l\u01b0u tr\u1eef d\u1eef li\u1ec7u t\u1ea1m th\u1eddi ho\u1eb7c di \u0111\u1ed9ng. Khi c\u1ea7n l\u01b0u tr\u1eef d\u1eef li\u1ec7u ng\u1eafn h\u1ea1n ho\u1eb7c chuy\u1ec3n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng, JBOD l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn nhanh ch\u00f3ng v\u00e0 ti\u1ec7n l\u1ee3i.<\/p>\n\n\n\n

V\u00ed d\u1ee5: <\/strong>M\u1ed9t nh\u00f3m l\u00e0m vi\u1ec7c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef v\u00e0 chia s\u1ebb d\u1eef li\u1ec7u d\u1ef1 \u00e1n trong th\u1eddi gian th\u1ef1c hi\u1ec7n, sau \u0111\u00f3 chuy\u1ec3n to\u00e0n b\u1ed9 d\u1eef li\u1ec7u \u0111\u1ebfn h\u1ec7 th\u1ed1ng kh\u00e1c khi d\u1ef1 \u00e1n ho\u00e0n th\u00e0nh.<\/p>\n\n\n\n

<\/a>S\u1eed d\u1ee5ng trong h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7<\/strong><\/h3>\n\n\n\n

Trong m\u00f4i tr\u01b0\u1eddng m\u00e1y ch\u1ee7, JBOD \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 cung c\u1ea5p dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00f4ng y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u cao. C\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u00f4, l\u01b0u tr\u1eef nh\u1eadt k\u00fd h\u1ec7 th\u1ed1ng, ho\u1eb7c c\u00e1c kho d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai tr\u00ean JBOD m\u00e0 kh\u00f4ng c\u1ea7n c\u00e1c t\u00ednh n\u0103ng ph\u1ee9c t\u1ea1p nh\u01b0 RAID.<\/p>\n\n\n\n

V\u00ed d\u1ee5: <\/strong>M\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u1ee9ng d\u1ee5ng ho\u1eb7c c\u00e1c t\u1ec7p nh\u1eadt k\u00fd m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u \u1edf m\u1ee9c \u0111\u1ed9 cao nh\u01b0 RAID.<\/p>\n\n\n\n

<\/a>L\u01b0u tr\u1eef d\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac<\/strong><\/h3>\n\n\n\n

D\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac nh\u01b0 video, h\u00ecnh \u1ea3nh, t\u1ec7p \u00e2m thanh v\u00e0 c\u00e1c t\u1ec7p t\u00e0i li\u1ec7u l\u1edbn th\u01b0\u1eddng kh\u00f4ng c\u1ea7n b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u cao v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef tr\u00ean JBOD. V\u1edbi kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng d\u1ec5 d\u00e0ng, JBOD gi\u00fap qu\u1ea3n l\u00fd kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u phi c\u1ea5u tr\u00fac m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n

V\u00ed d\u1ee5: <\/strong>C\u00e1c c\u00f4ng ty truy\u1ec1n th\u00f4ng ho\u1eb7c d\u1ecbch v\u1ee5 n\u1ed9i dung s\u1ed1 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c t\u1eadp tin \u0111a ph\u01b0\u01a1ng ti\u1ec7n dung l\u01b0\u1ee3ng l\u1edbn nh\u01b0 phim, ch\u01b0\u01a1ng tr\u00ecnh truy\u1ec1n h\u00ecnh, ho\u1eb7c t\u00e0i li\u1ec7u s\u1ed1 h\u00f3a.<\/p>\n\n\n\n

<\/a>S\u1eed d\u1ee5ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n<\/strong><\/h3>\n\n\n\n

JBOD c\u0169ng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c ph\u00f2ng th\u00ed nghi\u1ec7m ho\u1eb7c m\u00f4i tr\u01b0\u1eddng ph\u00e1t tri\u1ec3n \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m ho\u1eb7c c\u00e1c b\u1ea3n build c\u1ee7a ph\u1ea7n m\u1ec1m. V\u00ec kh\u00f4ng y\u00eau c\u1ea7u c\u00e1c t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u cao, JBOD l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p kinh t\u1ebf v\u00e0 hi\u1ec7u qu\u1ea3 \u0111\u1ec3 l\u01b0u tr\u1eef d\u1eef li\u1ec7u trong qu\u00e1 tr\u00ecnh ph\u00e1t tri\u1ec3n ho\u1eb7c th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n

V\u00ed d\u1ee5:<\/strong> C\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c phi\u00ean b\u1ea3n build th\u1eed nghi\u1ec7m, d\u1eef li\u1ec7u ki\u1ec3m th\u1eed ho\u1eb7c c\u00e1c t\u1ec7p d\u1eef li\u1ec7u l\u1edbn c\u1ea7n ph\u00e2n t\u00edch.<\/p>\n\n\n\n

<\/a>So s\u00e1nh chi ti\u1ebft JBOB v\u00e0 RAID<\/strong><\/h2>\n\n\n\n

<\/a>\u0110i\u1ec3m gi\u1ed1ng nhau gi\u1eefa JBOD v\u00e0 RAID<\/strong><\/h3>\n\n\n\n

<\/a>M\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng<\/strong><\/h4>\n\n\n\n

C\u1ea3 JBOD v\u00e0 RAID \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 k\u1ebft h\u1ee3p nhi\u1ec1u \u1ed5 \u0111\u0129a c\u1ee9ng nh\u1eb1m t\u1ea1o ra m\u1ed9t h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef l\u1edbn h\u01a1n ho\u1eb7c hi\u1ec7u qu\u1ea3 h\u01a1n. C\u1ea3 hai \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai trong c\u00e1c m\u00e1y ch\u1ee7, thi\u1ebft b\u1ecb l\u01b0u tr\u1eef m\u1ea1ng (NAS) ho\u1eb7c m\u00e1y t\u00ednh c\u00e1 nh\u00e2n \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/p>\n\n\n

\n
\"diem-giong-nhau-giua-jbod-va-raid\"
\u0110i\u1ec3m gi\u1ed1ng nhau gi\u1eefa JBOD v\u00e0 RAID<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

<\/a>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/strong><\/h4>\n\n\n\n

C\u1ea3 JBOD v\u00e0 RAID \u0111\u1ec1u cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng m\u1edf r\u1ed9ng dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef b\u1eb1ng c\u00e1ch th\u00eam \u1ed5 \u0111\u0129a m\u1edbi v\u00e0o h\u1ec7 th\u1ed1ng. Tuy nhi\u00ean, c\u00e1ch th\u1ee9c v\u00e0 hi\u1ec7u qu\u1ea3 m\u1edf r\u1ed9ng c\u1ee7a ch\u00fang kh\u00e1c nhau, nh\u01b0ng \u0111\u1ec1u nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u01b0u tr\u1eef ng\u00e0y c\u00e0ng t\u0103ng.<\/p>\n\n\n\n

<\/a>Y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng<\/strong><\/h4>\n\n\n\n

C\u1ea3 hai c\u1ea5u h\u00ecnh \u0111\u1ec1u y\u00eau c\u1ea7u nhi\u1ec1u \u1ed5 \u0111\u0129a c\u1ee9ng v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u1ea7n l\u01b0u tr\u1eef d\u1eef li\u1ec7u l\u1edbn. Ngo\u00e0i ra, c\u1ea3 JBOD v\u00e0 RAID c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp tr\u00ean c\u00e1c ph\u1ea7n c\u1ee9ng c\u00f3 h\u1ed7 tr\u1ee3 ho\u1eb7c qua c\u00e1c ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd.<\/p>\n\n\n\n

<\/a>S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa JBOD v\u00e0 RAID<\/strong><\/h3>\n\n\n\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng so s\u00e1nh chi ti\u1ebft s\u1ef1 kh\u00e1c nhau gi\u1eefa JBOD v\u00e0 RAID:<\/p>\n\n\n\n


Y\u1ebfu t\u1ed1<\/strong><\/p>
<\/th>

\n

JBOD (Just a Bunch Of Disks)<\/strong><\/p>\n<\/th>

\n

RAID (Redundant Array of Independent Disks)<\/strong><\/p>\n<\/th><\/tr>


C\u1ea5u tr\u00fac l\u01b0u tr\u1eef<\/p>
<\/strong><\/th>

\n

C\u00e1c \u1ed5 \u0111\u0129a ho\u1ea1t \u0111\u1ed9ng \u0111\u1ed9c l\u1eadp, kh\u00f4ng c\u00f3 s\u1ef1 k\u1ebft h\u1ee3p ho\u1eb7c ph\u00e2n chia d\u1eef li\u1ec7u gi\u1eefa c\u00e1c \u1ed5 \u0111\u0129a.<\/p>\n<\/th>

\n

K\u1ebft h\u1ee3p nhi\u1ec1u \u1ed5 \u0111\u0129a th\u00e0nh m\u1ed9t \u0111\u01a1n v\u1ecb l\u01b0u tr\u1eef, d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c ph\u00e2n chia, sao ch\u00e9p ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c k\u1ef9 thu\u1eadt kh\u00e1c \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 \u0111\u1ed9 tin c\u1eady.<\/p>\n<\/th><\/tr>


B\u1ea3o v\u1ec7 d\u1eef li\u1ec7u<\/p>
<\/strong><\/th>

\n

Kh\u00f4ng c\u00f3 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u t\u1ef1 \u0111\u1ed9ng; n\u1ebfu m\u1ed9t \u1ed5 \u0111\u0129a h\u1ecfng, d\u1eef li\u1ec7u tr\u00ean \u1ed5 \u0111\u0129a \u0111\u00f3 s\u1ebd b\u1ecb m\u1ea5t.<\/p>\n<\/th>

\n

Cung c\u1ea5p c\u00e1c c\u1ea5p \u0111\u1ed9 b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u kh\u00e1c nhau (nh\u01b0 RAID 1, RAID 5, RAID 6), gi\u00fap b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ngay c\u1ea3 khi m\u1ed9t ho\u1eb7c nhi\u1ec1u \u1ed5 \u0111\u0129a b\u1ecb h\u1ecfng.<\/p>\n<\/th><\/tr>


Hi\u1ec7u su\u1ea5t<\/p>
<\/strong><\/th>

\n

Hi\u1ec7u su\u1ea5t kh\u00f4ng \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n so v\u1edbi t\u1eebng \u1ed5 \u0111\u0129a ri\u00eang l\u1ebb; ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 c\u1ee7a t\u1eebng \u1ed5 \u0111\u0129a.<\/p>\n<\/th>

\n

C\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t \u0111\u1ecdc\/ghi (nh\u01b0 RAID 0, RAID 10), nh\u1edd v\u00e0o vi\u1ec7c ph\u00e2n chia v\u00e0 ph\u00e2n ph\u1ed1i d\u1eef li\u1ec7u tr\u00ean nhi\u1ec1u \u1ed5 \u0111\u0129a.<\/p>\n<\/th><\/tr>


\u0110\u1ed9 ph\u1ee9c t\u1ea1p<\/p>
<\/strong><\/th>

\n

\u0110\u01a1n gi\u1ea3n trong c\u00e0i \u0111\u1eb7t v\u00e0 qu\u1ea3n l\u00fd; kh\u00f4ng y\u00eau c\u1ea7u ki\u1ebfn th\u1ee9c chuy\u00ean s\u00e2u v\u1ec1 l\u01b0u tr\u1eef d\u1eef li\u1ec7u.<\/p>\n<\/th>

\n

Ph\u1ee9c t\u1ea1p h\u01a1n, \u0111\u00f2i h\u1ecfi c\u1ea5u h\u00ecnh v\u00e0 qu\u1ea3n l\u00fd c\u1ea9n th\u1eadn, c\u0169ng nh\u01b0 ki\u1ebfn th\u1ee9c v\u1ec1 c\u00e1c c\u1ea5p \u0111\u1ed9 RAID kh\u00e1c nhau.<\/p>\n<\/th><\/tr>


Chi ph\u00ed<\/p>
<\/strong><\/th>

\n

Chi ph\u00ed th\u1ea5p h\u01a1n do kh\u00f4ng y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng \u0111\u1eb7c bi\u1ec7t ho\u1eb7c ph\u1ea7n m\u1ec1m ph\u1ee9c t\u1ea1p.<\/p>\n<\/th>

\n

Chi ph\u00ed cao h\u01a1n do y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng RAID controller, \u1ed5 \u0111\u0129a \u0111\u1ed3ng b\u1ed9, v\u00e0 \u0111\u00f4i khi l\u00e0 ph\u1ea7n m\u1ec1m qu\u1ea3n l\u00fd chuy\u00ean d\u1ee5ng.<\/p>\n<\/th><\/tr>


T\u00ednh linh ho\u1ea1t<\/p>
<\/strong><\/th>

\n

R\u1ea5t linh ho\u1ea1t; c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 lo\u1ea1i \u1ed5 \u0111\u0129a n\u00e0o v\u1edbi dung l\u01b0\u1ee3ng v\u00e0 t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau.<\/p>\n<\/th>

\n

Gi\u1edbi h\u1ea1n v\u1ec1 t\u00ednh linh ho\u1ea1t; c\u00e1c \u1ed5 \u0111\u0129a th\u01b0\u1eddng c\u1ea7n c\u00f3 c\u00f9ng dung l\u01b0\u1ee3ng, t\u1ed1c \u0111\u1ed9, v\u00e0 \u0111\u00f4i khi l\u00e0 c\u00f9ng nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<\/th><\/tr>


Kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u<\/p>
<\/strong><\/th>

\n

D\u1eef li\u1ec7u b\u1ecb m\u1ea5t n\u1ebfu \u1ed5 \u0111\u0129a h\u1ecfng; ph\u1ee5c h\u1ed3i d\u1eef li\u1ec7u ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c bi\u1ec7n ph\u00e1p sao l\u01b0u b\u00ean ngo\u00e0i.<\/p>\n<\/th>

\n

D\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u1ee5c h\u1ed3i trong c\u00e1c c\u1ea5u h\u00ecnh RAID cung c\u1ea5p d\u1ef1 ph\u00f2ng (nh\u01b0 RAID 1, RAID 5).<\/p>\n<\/th><\/tr>

\n

\u1ee8ng d\u1ee5ng<\/strong><\/p>\n<\/th>

\n

Th\u00edch h\u1ee3p cho l\u01b0u tr\u1eef d\u1eef li\u1ec7u kh\u00f4ng quan tr\u1ecdng, l\u01b0u tr\u1eef t\u1ea1m th\u1eddi, ho\u1eb7c khi chi ph\u00ed l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh.<\/p>\n<\/th>

\n

Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng, y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t cao (nh\u01b0 m\u00e1y ch\u1ee7 doanh nghi\u1ec7p, h\u1ec7 th\u1ed1ng l\u01b0u tr\u1eef d\u1eef li\u1ec7u quan tr\u1ecdng).<\/p>\n<\/th><\/tr><\/thead><\/table><\/figure>\n\n\n\n

T\u00f3m l\u1ea1i:<\/p>\n\n\n\n

    \n
  • JBOD l\u00e0 l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p cho c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ea7n l\u01b0u tr\u1eef d\u1eef li\u1ec7u \u0111\u01a1n gi\u1ea3n v\u1edbi chi ph\u00ed th\u1ea5p v\u00e0 kh\u00f4ng y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p. C\u00f4ng ngh\u1ec7 n\u00e0y th\u00edch h\u1ee3p cho ng\u01b0\u1eddi d\u00f9ng c\u00e1 nh\u00e2n, doanh nghi\u1ec7p nh\u1ecf, ho\u1eb7c c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ea7n l\u01b0u tr\u1eef t\u1ea1m th\u1eddi.<\/li>\n\n\n\n
  • RAID l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng cho c\u00e1c m\u00f4i tr\u01b0\u1eddng y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t cao. C\u00f4ng ngh\u1ec7 n\u00e0y ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng doanh nghi\u1ec7p, n\u01a1i d\u1eef li\u1ec7u quan tr\u1ecdng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 v\u00e0 truy c\u1eadp m\u1ed9t c\u00e1ch nhanh ch\u00f3ng.<\/li>\n<\/ul>\n\n\n
    \n
    \"su-khac-biet-giua-jbod-va-raid\"
    S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa JBOD v\u00e0 RAID<\/strong><\/figcaption><\/figure>\n<\/div>\n\n\n

    K\u1ebft lu\u1eadn<\/strong><\/h3>\n\n\n\n

    Nh\u01b0 v\u1eady, JBOD l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p l\u01b0u tr\u1eef \u0111\u01a1n gi\u1ea3n, hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed nh\u01b0ng l\u1ea1i thi\u1ebfu t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u. Vi\u1ec7c l\u1ef1a ch\u1ecdn JBOD ph\u1ee5 thu\u1ed9c r\u1ea5t l\u1edbn v\u00e0o nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a ng\u01b0\u1eddi d\u00f9ng. N\u1ebfu b\u1ea1n c\u1ea7n m\u1ed9t dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef l\u1edbn, d\u1ec5 qu\u1ea3n l\u00fd v\u00e0 kh\u00f4ng qu\u00e1 quan t\u00e2m \u0111\u1ebfn t\u00ednh n\u0103ng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u, JBOD l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn \u0111\u00e1ng c\u00e2n nh\u1eafc. Tuy nhi\u00ean, n\u1ebfu d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n c\u00f3 gi\u00e1 tr\u1ecb cao v\u00e0 c\u1ea7n \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 an to\u00e0n, b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c c\u1ea5u h\u00ecnh RAID ph\u1ee9c t\u1ea1p h\u01a1n. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y \u0111\u00e3 cung c\u1ea5p cho b\u1ea1n nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh \u0111\u00fang \u0111\u1eafn.<\/p>\n\n\n\n

    Nh\u1eefng c\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/strong><\/h2>\n\n\n\t\t\n\t\t\t\t

    C\u00f3 th\u1ec3 k\u1ebft h\u1ee3p JBOD v\u1edbi RAID kh\u00f4ng?<\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    C\u00f3, m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p JBOD v\u1edbi c\u00e1c c\u1ea5u h\u00ecnh RAID kh\u00e1c. V\u00ed d\u1ee5, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng JBOD \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c \u1ed5 \u0111\u0129a ri\u00eang l\u1ebb, sau \u0111\u00f3 tri\u1ec3n khai RAID tr\u00ean c\u00e1c t\u1eadp h\u1ee3p \u1ed5 \u0111\u0129a kh\u00e1c nhau \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng b\u1ea3o v\u1ec7 d\u1eef li\u1ec7u.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    JBOD ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o khi th\u00eam ho\u1eb7c thay th\u1ebf \u1ed5 \u0111\u0129a?<\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    Khi th\u00eam m\u1ed9t \u1ed5 \u0111\u0129a m\u1edbi v\u00e0o c\u1ea5u h\u00ecnh JBOD, \u1ed5 \u0111\u0129a m\u1edbi s\u1ebd \u0111\u01b0\u1ee3c nh\u1eadn di\u1ec7n nh\u01b0 m\u1ed9t \u1ed5 \u0111\u0129a \u0111\u1ed9c l\u1eadp b\u1ed5 sung dung l\u01b0\u1ee3ng l\u01b0u tr\u1eef. N\u1ebfu m\u1ed9t \u1ed5 \u0111\u0129a b\u1ecb h\u1ecfng v\u00e0 \u0111\u01b0\u1ee3c thay th\u1ebf, d\u1eef li\u1ec7u tr\u00ean \u1ed5 \u0111\u0129a c\u0169 s\u1ebd b\u1ecb m\u1ea5t tr\u1eeb khi b\u1ea1n \u0111\u00e3 sao l\u01b0u tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    JBOD c\u00f3 y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng \u0111\u1eb7c bi\u1ec7t kh\u00f4ng?<\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    Kh\u00f4ng, JBOD kh\u00f4ng y\u00eau c\u1ea7u ph\u1ea7n c\u1ee9ng \u0111\u1eb7c bi\u1ec7t. B\u1ea1n ch\u1ec9 c\u1ea7n m\u1ed9t h\u1ec7 th\u1ed1ng c\u00f3 \u0111\u1ee7 c\u1ed5ng k\u1ebft n\u1ed1i \u0111\u1ec3 g\u1eafn nhi\u1ec1u \u1ed5 \u0111\u0129a c\u1ee9ng v\u00e0 h\u1ec7 \u0111i\u1ec1u h\u00e0nh h\u1ed7 tr\u1ee3 qu\u1ea3n l\u00fd c\u00e1c \u1ed5 \u0111\u0129a n\u00e0y.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\n\t\t\t\t

    JBOD c\u00f3 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh ph\u1ed5 bi\u1ebfn kh\u00f4ng?<\/h2>\t\t\t\t
    \n\t\t\t\t\t\t
    \n\t\t\t\t\n\n

    C\u00f3, JBOD th\u01b0\u1eddng \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 tr\u00ean h\u1ea7u h\u1ebft c\u00e1c h\u1ec7 \u0111i\u1ec1u h\u00e0nh ph\u1ed5 bi\u1ebfn nh\u01b0 Windows, macOS, v\u00e0 Linux. C\u00f4ng ngh\u1ec7 l\u01b0u tr\u1eef n\u00e0y kh\u00f4ng y\u00eau c\u1ea7u b\u1ea5t k\u1ef3 ph\u1ea7n m\u1ec1m \u0111\u1eb7c bi\u1ec7t n\u00e0o \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/section>\n\t\t\n