Peripheral Problem - HP 9000 V-Class Operator's Manual

Step 2. Record the panic message displayed on the system console. Look for text
on the console that contains terms like:
• System Panic
• HPMC
• Privilege Violation
• Data Segmentation Fault
• Instruction Segmentation Fault
Step 3. Categorize the panic message. The panic message describes why HP-UX
panicked. Sometimes panic messages refer to internal structures of HP-
UX (or its file systems) and the cause might not be obvious.
The wording of the panic message should allow you to classify the
problem into one of the following areas:

• Peripheral problem

• Server or I/O card problem
• File system problem
• LAN communication problem
• Logical Volume Manager (LVM) related problem
• Other
Peripheral problem
Use the following procedure to troubleshoot an apparent peripheral
hardware failure:
Step 1. Check to ensure the device is powered on and online.
Do not connect or disconnect cables or power off or on SCSI devices while
CAUTION
the V-Class server is powered on. Doing so could lead to corruption of
disk data.
Step 2. Check the device's error display. If an error is displayed:
1. Record the error message or display.
Chapter 7
Recovering from failures
System panics
73