136 Working with diagnostic features
The possible status values are:
• OK: Power supply is functioning correctly.
• Absent: Power supply is not present.
• Unknown: An unknown power supply unit is installed.
• Predicting failure: Power supply is present but predicting failure.
• FAULTY: Power supply is present but faulty (no power cable, power switch turned off, fuse blown,
or other internal error).
Displaying temperature status
1. Connect to the switch and log in as admin.
2. Issue the tempShow command.
For example:
Information is displayed for each temperature sensor in the switch.
The possible temperature status values are:
• OK: Temperature is within acceptable range.
• FAIL: Temperature is outside of acceptable range. Damage might occur.
Viewing the system message log
The system message log feature enables messages to be saved across power cycles and reboots.
The Core Switch 2/64, SAN Director 2/128, and 4/256 SAN Director maintain an independent system
message log for each of the two CP blades. For these models, configure syslogd to support
chronological system message logs. For details, see ”Configuring for syslogd” on page 138.
For details on error messages, see the HP StorageWorks Fabric OS 5.x diagnostics and system error
messages reference guide.
Displaying the system message log, with no page breaks
1. Connect to the switch and log in as admin.
2. Issue the errDump command.
Displaying the system message log, one page at a time
1. Connect to the switch and log in as admin.
2. Issue the errShow command.
Clearing the system message log
1. Connect to the switch and log in as admin.
2. Issue the errClear command.
All switch and chassis events are removed.
switch:admin> tempshow
Index Status Centigrade Fahrenheit
----------------------------------------------------
1 OK 21 70
2 OK 22 72
3 OK 29 84
4 OK 24 75
5 OK 25 77
switch:admin>
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