/var/log/messages doesn't have crash info when kernel gets panic/oops/crash

[Neil Horman]

On Fri, Jun 12, 2009 at 01:25:49AM -0800, Dharmosoth Seetharam wrote:
> Hi,
> 
> I have encounter a problem called /var/log/messages does not contain any information 
> on kernel crash dump.
> 
> Prior to enabling KEXEC we saw stack traces and bug info etc in /var/log/messages.
> After enabling KEXEC feature those info was missed.
> 
> How can we get those missed info in /var/log/messages even when KEXEC feature is enabled.
> 
> Any help will appreciate.
> 
run crash on the resultant vmcore file that kexec can produce/save and get the
dmesg log out of it.
alternatively you can use makedumpfile with the --dump-dmesg log

Neil

> 
> Thanks and Regards
> Seetharam
> 
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