The RAID level you select for each ESXi host participating in a VSA cluster determines the number of disks per host and the maximum per disk capacity.

VSA Cluster Disk Capacity

RAID Level

Number of Drives

Drive Capacity

10

8

2TB (SAS and SATA)

10

4

3TB (SAS and SATA)

5

4+1=5

2TB (SAS drives only)

6

4+2=6

2TB(SAS and SATA)

6

N/A (RAID 6 combination is not effective with 3TB drives)

3TB(SAS and SATA)