3PAR InForm® OS 2.3.1 Messages and Operator's Guide (320-200181 Rev B, February 2010)

5.14
Understanding Component Numbering
Messages and Operator’s Guide InForm OS Version 2.3.1
5.3.4.1 Drive Magazine Allocation
For highest availability and data protection, drive magazines are placed on different loops and
internal power domains by loading them in the order described in by Table 5-2 on page 5.14.
The following figure shows the drive magazine numbering:
Figure 5-13. Drive Magazine Bay Numbering
Drive magazines are loaded in the following ordered pairs:
NOTE: See the systems planning document or 3PAR Systems Assurance and Pre-
Site Planning Guide drive magazine allocation instructions specific to your system.
0148_L_R2
Table 5-2. Drive Magazine Loading Pattern
Group Number
Drive Magazine Pair
Number
Drive Magazine Bay
1 1 0, 4
2 11, 15
2 3 8, 12
4 3, 7
3 5 1, 5
6 10, 14