Storage optimization (non-mirrored)

Table 1. Storage optimization (non-mirrored)
Physical width Drives per Slicestors Site count IDA configuration Expansion factor Read penalty
3 12 1 or 3 18/9/11/13 2.00 9
3 24+ 1 or 3 36/20/23/25 1.80 20
4 12 1 or 4 24/14/17/19 1.71 14
4 24+ 1 or 4 40/26/29/31 1.54 26
5 12 1 or 5 30/20/23/25 1.50 20
5 24+ 1 or 5 40/28/31/33 1.43 28
6 12 1 or 6 36/26/29/31 1.38 26
6 12 3 36/20/23/25 1.80 20
6 24+ 1 or 6 36/26/29/31 1.38 26
6 24+ 3 36/20/23/25 1.80 20
7 24+ 1 or 7 28/20/23/24 1.40 20