On Tue, 2002-10-22 at 17:02, Tom Lane wrote:
> [EMAIL PROTECTED] (Jeff Boes) writes:
> > We have a few tables that seem to have suffered some kind of
> > corruption in their TOAST files.  Symptoms include:
> 
> >  + Runaway CPU usage during VACUUM ANALYZE (load average 
> >    spikes of 20x normal for 10-15 minutes at a time) and
> >    more rarely during other operations
> 
> This seems odd.  Can you attach to one of the runaway backends with a
> debugger and get a stack trace?  That might give some clue what the
> problem is.

No; we can't do *anything* while this is happening.  The load average
(on a Linux system) runs up to 30+ within a few minutes.  By the time we
notice it happening, no command prompts are responsive.


-- 
Jeff Boes                                      vox 616.226.9550 ext 24
Database Engineer                                     fax 616.349.9076
Nexcerpt, Inc.                                 http://www.nexcerpt.com
           ...Nexcerpt... Extend your Expertise


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