RAID 1
Uses
Strong Points
Weak Points
Drives
In RAID 1, MegaRAID Express 500 duplicates all data from one drive to a second drive. RAID 1 provides complete data redundancy, but at the cost of doubling the required data storage capacity.
Use RAID 1 for small databases or any other environment that requires fault tolerance but small capacity.
RAID 1 provides complete data redundancy. RAID 1 is ideal for any application that requires fault tolerance and minimal capacity.
RAID 1 requires twice as many disk drives. Performance is impaired during drive rebuilds.
2, 4, 6, or 8 drives.
20MegaRAID Express 500 Hardware Guide