The following table outlines the IPL phases from power-on to the AIX login prompt,
matching the phases to corresponding operator-panel checkpoints for a typical partition
boot. Also listed are the approximate boot times for each phase, along with their
dependencies for each phase.
Note: The following table lists the major checkpoints only.
Phase #
Checkpoints on
Operator Panel or HMC
Time in Phase
(minutes)
Major Contributors to Time in
Phase
Phase 1
8xxx => OK
Approx. 1
Phase 2
9xxx => 91FF
3 to 6
Phase 3
Exxx => E105
1 to 3
Number of bootable adapters
Phase 4
0xxx or 2xxx => blank
2 to 30+
Number of SSA drives
Number of SCSI drives
Number of Async sessions
Number of processors
Number of adapters
Amount of memory
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Eserver
pSeries 630 Models 6C4 and 6E4 Service Guide
Summary of Contents for eserver 630 6C4
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