[Lustre-discuss] lustre client kernel panic

David Dillow dillowda at ornl.gov
Tue Dec 22 13:49:07 PST 2009

On Tue, 2009-12-22 at 18:09 +0100, Bernd Schubert wrote:
> On Tuesday 22 December 2009, Nick Jennings wrote:
> > On 12/21/2009 07:36 PM, Brian J. Murrell wrote:
> > > Photographs of 25 line console screens are not very often suitable
> > > substitutes for real console logging, unfortunately.  Seriously, if you
> > > really want to pursue this issue, you are going to have to set up some
> > > form of console logging.  I think netconsole is usually fairly
> > > successful at capturing kernel oops dumps.  Maybe that's an option.
> > > ISTR mentioning netconsole the last time though.  Maybe that was another
> > > thread.
> > 
> >  You're right, I just hadn't gotten around to getting netconsole set up
> > like I planned. *blush* :)
> > 
> Most servers nowadays have IPMI and an IPMI SOL is much better. 

Heh, I'd like to know what servers you are running. Our experience with
IPMI SOL on a variety of systems has been anything but reliable. It has
a notorious habit of dropping out under any sort of load, such as during
an oops where you need it the most.

It's still better than nothing, but it's a crapshoot.

Dave Dillow
National Center for Computational Science
Oak Ridge National Laboratory
(865) 241-6602 office

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