From: Will Schmidt <will_schmidt@vnet.ibm.com>
To: Nick Piggin <npiggin@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
Anton Blanchard <anton@samba.org>
Subject: Re: During VM oom condition, kill all threads in process group
Date: Wed, 17 Oct 2007 11:13:08 -0500 [thread overview]
Message-ID: <1192637589.18159.372.camel@farscape.rchland.ibm.com> (raw)
In-Reply-To: <20071016224147.GB29378@wotan.suse.de>
On Wed, 2007-10-17 at 00:41 +0200, Nick Piggin wrote:
> Hi,
>
Hi Nick,
> What architecture, filesystems, and workload did you observe problems with?
> Did you discover which allocation was failing?
Powerpc architecture, running GPFS. Sadly, I dont have any real
details on the workload that actually generated the oom condition, so
dont know what allocation was failing, etc.
> I have a patch for this, but wasn't really pushing it hard because it's
> pretty unlikely for x86 and standard filesystems to oom from here...
Yeah, I suspect pretty unlikely for any architecture to get there.
Powerpc in addition to x86 anyway.. :-) For my test purposes I added
debug code to force taking that code path.
Thanks,
-Will
> Thanks,
> Nick
>
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prev parent reply other threads:[~2007-10-17 16:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-16 22:41 Nick Piggin
2007-10-17 16:13 ` Will Schmidt [this message]
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