Table 12-1 NSS supports three type of RAIDs.
|
Type of RAID |
Number of Partitions |
Definition |
Advantages |
Disadvantages |
|---|---|---|---|---|
|
RAID 0 |
2 to 14 |
Data striping |
Improves storage performance |
Does not provide data redundancy |
|
RAID 1 |
2 to 4 |
Data mirroring |
Provides data redundancy for failover and instant recovery |
Does not improve performance; writes occur in parallel |
|
RAID 5 |
3 to 14 |
Data stripping with parity |
Improves storage performance and enables limited data recovery. |
Slightly degrades performance for writes to parity |