(RAID, Redundant Array of Independent Disks) , , . is for , a , can to a , . according to not , RAIDhas the following a or : data , function , or . , for computer , a or . RAID-0, RAID-1, RAID-1E, RAID-5, RAID-6, RAID-7, RAID-10, RAID-50, RAID-60.
, RAIDa , , operation system a . RAIDin server computer , and use . not and RAIDfunction has and , a , is need Working, : and .
RAIDnot , all has , not in , respectively is data can as well as () can . these , for RAIDnot .
RAID
RAID 0
will a , not has , I/O, . RAID 0. is will , a . in data , will data perform , then simultaneously will these data these , in all , RAID 0 is . is RAID 0no function , if a () , all data all , and JBOD.
can “ can ”ד”, I/O , RAID can , is , a can is 50MB, RAID 0 can 96MB, RAID 0is 130MBnot is 150MB, RAID 0 can to can .
if is method implement RAID, not (Linux Software RAID) , via implement can not all .
RAID 1
N, in some operation system can has , , has . to a can , can . RAID 1is , in data simultaneously in data . () , Working. has data Backup, RAID 1 data in all RAIDis . RAID 1, a , is all RAID a .
if not RAID 1, can , can a use , not .
RAID 2
is RAID 0 , (Hamming Code) method will data perform , will data respectively . in data (ECC, Error Correction Code) , data data some , RAID2 to can .
RAID 3
Bit－interleaving (data ) , need via will data respectively in , will in a , data in not , to data all can can need all perform Working, data use .
RAID 4
and RAID 3not is in is respectively in , data all from for data perform for , use , for can can . (Block interleaving)
RAID 5
RAID Level 5is can , data Security and Solution. use is Disk Striping () . RAID 5need , RAID 5not is for data perform Backup, is data and for information to RAID5 , and information and for data respectively not . RAID5 a data , can data and information data . RAID 5can is RAID 0 and RAID 1 Solution. RAID 5can system provide data , to to . RAID 5has and RAID 0 data , is a information , data for , use “”can let can not . simultaneously data for a information , RAID 5 to RAID 1, for .
RAID 6
and RAID 5, RAID 6 information . system use not , data can very , simultaneously not data use . RAID 6need information , for RAID 5has “”, “ can ”very . can and method RAID 6to .
. , data will . , RAID 6 can .
can use 2 , , Size= (N-2) *min (S1, S2, S3…Sn) , , data 2.
RAID 6in function , is .
RAID
JBOD
JBOD ( Just a Bunch Of Disks) in Category, JBODnot is RAID . no , has
- use SATA, USB or 1394simultaneously , use is , has RAID function , not need JBODto .
- is will a , no .
data is , operation system to is a ( ) . if , all data will . , (part file system will (partition table) in , ) , data , data or , RAID 0. is not RAID, all to .
RAID 7
RAID 7 RAID, is Storage Computer Corporation , RAID 7is RAID 3RAID 4, is some . , in implement use as well as implement manage , RAID 7can simultaneously IO to , can RAID . , in very . [1]
RAID 10/01
RAID 10is data , will all , is RAID 0 , then will RAID 1.
RAID 01is RAID 10 , is will data to . will all , RAID 1 , will RAID 0.
RAID 10has a , . RAID 01 to has a , RAID 0 all all , , can . if RAID 01, RAID 0, a has . , RAID 10RAID 01, support RAID 0/1/5/10, not support RAID 01.
RAID 50
RAID 5 and RAID 0 , RAID 5, RAID 0, is for RAID 5Stripe. RAID 50is RAID 5, RAID 5need 3, to RAID 5RAID 50, need 6. RAID 50 6, 62, 3RAID 5, to RAID 5, then RAID 5RAID 0.
RAID 50in or RAID 51, can , not if RAID 52 or , RAID 50.
RAID 50in RAID 5Stripe, can RAID 5, RAID5 to . 9, RAID 503RAID 5RAID 0, each RAID 5, (1-3/9), RAID 5(1-1/9).
RAID 53
has a , a is a is 3 RAID 5RAID 3.
RAID 60
RAID 6 and RAID 0 : RAID 6, RAID 0. , is for RAID 6Stripe. RAID 64, RAID 60 is 8.
is RAID 6, RAID 60can RAID 62, system can ; not to RAID 63, RAID 60, .
RAID 6, RAID 60 via RAID 6Stripe, can . not use , and is Issues.
RAID2. 3. 4, RAID5already function , RAID2. 3. 4in has implement , RAID5.