Kernel Crash Dumps

[Brian Murray]

On Thu, Mar 03, 2011 at 05:29:17PM -0500, Peter M. Petrakis wrote:
> 
> 
> On 03/03/2011 04:46 PM, Brian Murray wrote:
> > In reviewing the kernel debugging documentation I came across the
> > instructions for saving a crash dump for a kernel panic[1].  I tried
> > following them and I'm unable to generate a crash dump.  Additionally,
> > that page hadn't been touched in quite some time.  I've also found a bug
> > report[2] about another person having an issue getting crash dumps.
> > 
> > So my question is - is there something wrong with the documentation?
> > the crash dump process? or me?
> 
> It's not you, the system has to be rebooted first. The older
> versions of the instructions say to reboot, but the 10.04
> ones don't and neither does the "just install this package"
> line at the top of the page.

I rebooted multiple and tested it multiple times.

> This may have also been fixed in the meantime, I noticed
> that /var/crash isn't being created, make sure that exists
> after the reboot.

/var/crash would not exist if you were running a stable release of
Ubuntu as apport crash reporting is turned off then.

-- 
Brian Murray
Ubuntu Bug Master
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