Re: buildfarm: strange OOM failures on markhor (running CLOBBER_CACHE_RECURSIVELY)

On 2014-05-19 23:40:32 +0200, Tomas Vondra wrote:
> On 19.5.2014 22:11, Tom Lane wrote:
> > Tomas Vondra <tv@fuzzy.cz> writes:
> > I intentionally didn't do that, first because I have only a limited
> > amount of confidence in the patch, and second because I don't think
> > it matters for anything except CLOBBER_CACHE_RECURSIVELY testing.
> > Which surely you're not going to do in the back branches?
> 
> Yes, I'm running this on HEAD only.
> 
> I was however wondering if this might be related to OOM errors a few
> local users reported to us. IIRC they've been using temporary tables
> quite heavily - not sure if that could be related.

I've significant doubts that it is. I suggest you disable memory
overcommit - then you'll get nice memory dumps on stderr instead of oom
kills.

Greetings,

Andres Freund

-- Andres Freund                       http://www.2ndQuadrant.com/PostgreSQL Development, 24x7 Support, Training &
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