Procedures for Recovering from a System Panic

Step 1: Note the Panic Message

Record the panic message displa yed on the system console.

Step 2: Categorize the Panic Message

The panic message will tell y ou why HP-UX panicked. Sometimes panic messages refer to in ternal structures of HP-UX (or its ￿le systems) and the cause might not be obvious. Generally, the problem is in one of the follo wing categories, and w ording of the message should allo w you to classify it in to one of them:

Category

 

Action Step Number

 

 

 

Hardware Failure

 

Step 3a

File System Corrupted

 

Step 3b

 

LAN Communication Problem

 

Step 3c

 

Other Situations

 

Step 3d

6

Step 3a: Recovery from Hardware Failure

If the panic message indicated a hardw are failure, the text or con text of the message should indicate what piece of hardw are failed.

If the hardware failure appears to be associated with a peripheral, c heck to be sure that its cables are tigh tly connected to their proper locations and that the device is powered on and in an \online" state. If there is an error indicated on the device's displa y:

1.Keep a log book and record error messages in it.

2.Turn the device o￿.

3.If the device is a disk driv e, wait for it to stop spinning.

4.Turn the device back on.

Dealing With Problems 6-11

FINAL TRIM SIZE : 7.0 in x 8.5 in