From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
---|---|
To: | Tomas Vondra <tv(at)fuzzy(dot)cz> |
Cc: | pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: buildfarm: strange OOM failures on markhor (running CLOBBER_CACHE_RECURSIVELY) |
Date: | 2014-05-19 21:48:42 |
Message-ID: | 20140519214842.GG11150@alap3.anarazel.de |
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Thread: | |
Lists: | pgsql-hackers |
On 2014-05-19 23:40:32 +0200, Tomas Vondra wrote:
> On 19.5.2014 22:11, Tom Lane wrote:
> > Tomas Vondra <tv(at)fuzzy(dot)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 & Services
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