How to get root cause of server reboot in IBM AIX ?
In this post we will look how to get root cause of server reboot in IBM AIX.
Lets check it step by step how to get the root cause.
1. Get last reboot time from the server.
ngeaix01--> last | grep -i reboot reboot ~ Apr 08 12:37
2. Check the shutdown/reboot error message available in errpt.
ngeaix01--> errpt | pg IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION DE84C4DB 0408123821 I O ConfigRM IBM.ConfigRM daemon has started. A6DF45AA 0408123821 I O RMCdaemon The daemon is started. 2BFA76F6 0408123721 T S SYSPROC SYSTEM SHUTDOWN BY USER
3. Check out details of the error message.
ngeaix01--> errpt -aj 2BFA76F6
---------------------------------------------------------------------------
LABEL: REBOOT_ID
IDENTIFIER: 2BFA76F6
Date/Time: Thu Apr 8 12:37:18 2021
Sequence Number: 10419
Machine Id: 00C302E74C00
Node Id: ngeaix01
Class: S
Type: TEMP
WPAR: Global
Resource Name: SYSPROC
Description
SYSTEM SHUTDOWN BY USER
Probable Causes
SYSTEM SHUTDOWN
Detail Data
USER ID
0
0=SOFT IPL 1=HALT 2=TIME REBOOT
0
TIME TO REBOOT (FOR TIMED REBOOT ONLY)
0
ngeaix01-->
As per the logs above, we can see a user has initiated the reboot here.