[CentOS] Investigate the root cause of server reboot

[Barry Brimer]

> My CentOS will reboot every several days. There's nothing in
> /var/log/messages. I want to find out why it reboots automatically. Is there
> any log I can look at? Or any suggestions to monitor the server activity?

You might try setting up remote syslogging to see if you catch anything 
extra there .. besides that .. if you have any indication that it is load 
related .. you might look at hangwatch 
<http://people.redhat.com/astokes/hangwatch/> to try and get information 
from sysrq if load becomes too high.

Barry