Wiebetech SS8 User Manual

Page of 41
 
   
W i e b e T e c h   L L C  
 
 
Appendix B: RAID Explained
 
 
RAID 0 
Disk striping of any number of drives. 
Minimum of 2 disks. 
RAID 1 
Disk mirroring of 2 disks. 
N-way 
mirroring 
Disk Mirroring of N disks. 
Choose N number of disks and set as RAID 1 array. 
RAID 3 
Striping with parity on the dedicated disk. 
Minimum of 3 disks. 
RAID 5 
Striping with interspersed parity over all member disks. 
Minimum of 3 disks. 
RAID 6 
2-dimensional parity protection over all member disks. 
Minimum of 4 disks. 
RAID 0+1 
Mirroring of RAID 0 volumes. 
Minimum of 4 disks and array needs to consist of even number of disks. 
RAID 10 
Striping over RAID 1 volumes. 
Minimum of 4 disks and array needs to consist of even number of disks. 
RAID 30 
Striping over RAID 3 volumes. 
Minimum of 6 disks. With 6 disks, two arrays of RAID 3 are striped into one 
array as RAID 30. 
RAID 50 
Striping over RAID 5 volumes. 
Minimum of 6 disks. With 6 disks, two arrays of RAID 5 are striped into one 
array as RAID 50. 
RAID 60 
Striping over RAID 6 volumes. 
Minimum of 8 disks. With 8 disks, two arrays of RAID 6 are striped into one 
array as RAID 60. 
JBOD 
The abbreviation of “Just a  Bunch  Of  Disks. JBOD will set the disks as 
individual disks. 
 
 
  ProSATA SS8 User Manual
 
  - 39 -