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Re: OOM killed process, altough there is enough memory [message #48276 is a reply to message #48275] Wed, 10 October 2012 20:07 Go to previous message
Roman Haefeli is currently offline  Roman Haefeli
Messages: 9
Registered: May 2012
Junior Member
From: *
On Mit, 2012-10-10 at 19:16 +0200, Corin Langosch wrote:
> On 10.10.2012 at 18:25 +0200, Roman Haefeli
> <> wrote:
> > We're having issues with processes in a container being killed by OOM,
> > although the hostnode does not have even half of its memory used.
> > How can it be that there is a failcnt for oomguarpages, although the
> > barrier wasn't even reached?
> >
> > This is on Debian Squeeze with the OpenVZ Kernel shipped by Debian.
> I can only highly recommend against using the debian openvz kernels. I
> always had stability problems with them and a few months ago I
> discovered a major bug
> (, causing
> the whole system to get instable/ freezed.
> For a few months now I'm using the official rhel6 openvz kernels and
> convert them into debian packages as described here:
> Since
> then I never had any problems again so far :)

Thanks for your comments. It's not the first time I experienced oddities
with the Debian OpenVZ kernel. I'll definitely check out the RHEL6

Also, knowing that what I reported is _not_ expected behavior is
valuable for me to know. I started to think that I might have
misconfigured the CTs due to a lack of understanding the mem

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