Performance optimization (mirrored without Extended Availability)
Table 1. Performance optimization (mirrored without Extended Availability)
| Physical width |
Drives per Slicestors |
Site count |
IDA configuration |
Expansion factor |
Read penalty |
| 3 |
12 |
1 or 2 |
Not supported |
N/A |
N/A |
| 3 |
24+ |
1 or 2 |
18/13/16/18 |
1.38×2 = 2.77 |
13 |
| 4 |
12 |
1 or 2 |
12/8/10/12 |
1.50×2 = 3.00 |
8 |
| 4 |
24+ |
1 or 2 |
20/15/18/20 |
1.33×2 = 2.67 |
15 |
| 5 |
12 |
1 or 2 |
15/10/13/15 |
1.50×2 = 3.00 |
10 |
| 5 |
24+ |
1 or 2 |
20/15/18/20 |
1.33×2 = 2.67 |
15 |
| 6 |
12 |
1 or 2 |
18/13/16/18 |
1.38×2 = 2.77 |
13 |
| 6 |
24 |
1 or 2 |
18/13/16/18 |
1.38×2 = 2.77 |
13 |