HP A3550A - High Availability Disk Arrays Model 20 Storage Enclosure User Manual page 72

Table 1-4 RAID-3 Memory Recommendations Based on 6 MB per LUN
Number of Total SIMM
bound RAID-3 memory
LUNs on each SP
1 16 MB
2 16 MB
3 32 MB
4 32 MB
5 64 MB
6 64 MB
1-30 RAID General Information
SP memory Total RAID-3
used memory
by each SP on each SP
4 MB 6 MB
4 MB 12 MB
4 MB 18 MB
4 MB 24 MB
4 MB 30 MB
4 MB 36 MB
Unused SIMM
memory
on each SP
6 MB
0 MB
10 MB
4 MB
30 MB
24 MB