A
Troubleshooting
This appendix provides the following methods of determining the status of the
adapters and finding solutions to common problems:
"Troubleshooting with LEDs" on page A-1
"Dynamic Extended Logging" on page A-4
"Troubleshooting with Driver Logs" on page A-5
"Debugging Using Proc Information" on page A-10
"Collecting System Logs for Troubleshooting" on page A-11
"Frequently Seen Issues" on page A-11
Troubleshooting with LEDs
QLogic FC adapters have LEDs that can help you diagnose problems. Typically,
administrators observe the LED patterns to perform first-level troubleshooting that
can indicate some obvious firmware or hardware issues.
Specific QLogic FC adapter families have unique LED patterns. The following
tables describe the LED patterns for the various FC adapter series.
Table A-1. QLA2310/QLA200 Adapter LED Scheme
Green LED
❍
●
●
❍
❍
Green and yellow LEDs
flashing alternately
FC0054606-00 A
Yellow LED
❍
Power off
●
Power
❍
Online
●
Link
Flashing
Loss of synchronization
Firmware error
Activity
A-1