Sun Microsystems Sun Fire V440 Diagnostics And Troubleshooting Manual page 149

How to Troubleshoot a System After an
Unexpected Reboot
Before You Begin
Log in to the system controller and access the sc> prompt. For information, see:
"About the sc> Prompt" on page 169
This procedure assumes that the system console is in its default configuration, so
that you are able to switch between the system controller and the system console.
See:
"About Communicating With the System" on page 164
"Access Through the Network Management Port" on page 168
What to Do
1. Examine the ALOM event log. Type:
sc> showlogs
The ALOM event log shows system events such as reset events and LED indicator
state changes that have occurred since the last system boot.
a sample event log, which indicates that the front panel Service Required LED is ON.
showlogs Command Output
CODE EXAMPLE 7-6
MAY 09 16:54:27 Sun-SFV440-a: 00060003: "SC System booted."
MAY 09 16:54:27 Sun-SFV440-a: 00040029: "Host system has shut down."
MAY 09 16:56:35 Sun-SFV440-a: 00060000: "SC Login: User admin Logged on."
MAY 09 16:56:54 Sun-SFV440-a: 00060000: "SC Login: User admin Logged on."
MAY 09 16:58:11 Sun-SFV440-a: 00040001: "SC Request to Power On Host."
MAY 09 16:58:11 Sun-SFV440-a: 00040002: "Host System has Reset"
MAY 09 16:58:13 Sun-SFV440-a: 0004000b: "Host System has read and cleared
MAY 09 16:58:13 Sun-SFV440-a: 0004004f: "Indicator PS0.POK is now ON"
MAY 09 16:58:13 Sun-SFV440-a: 0004004f: "Indicator PS1.POK is now ON"
MAY 09 16:59:19 Sun-SFV440-a: 00040002: "Host System has Reset"
MAY 09 17:00:46 Sun-SFV440-a: 00040002: "Host System has Reset"
bootmode."
Chapter 7 Troubleshooting Hardware Problems
shows
CODE EXAMPLE 7-6
131