Performing Advanced Troubleshooting; Check The Message Buffer - Oracle SPARC T7-1 Service Manual

Performing Advanced Troubleshooting

Performing Advanced Troubleshooting
If you are unable to diagnose faults using the methods provided in
Faults" on page
Description
Generate and examine diagnostic information.
Examine log files for additional information
about the server.
Generate and examine low-level diagnostic
information generated by POST.
Related Information
"Checking for Faults" on page 23
■
"Interpreting LEDs" on page 29
■
"Clear a Fault Manually" on page 39
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Check the Message Buffer

The dmesg command checks the system buffer for recent diagnostic messages and displays the
messages.
Log in as superuser.
1.
2. Type:
# dmesg
Related Information
"View Log Files (Oracle Solaris)" on page 35
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34 SPARC T7-1 Server Service Manual • May 2017
23, use any of the following methods to diagnose faults on the server.
Links
"Check the Message Buffer" on page 34
"View Log Files (Oracle Solaris)" on page 35
"View Log Files (Oracle ILOM)" on page 35
"POST Overview" on page 36
"Configure POST" on page 36
"Oracle ILOM Properties That Affect POST
Behavior" on page 38
"Checking for