linux-kernel - Re: PROBLEM: oom killer and swap weirdness on 2.6.3* kernels

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Message-Id: <20100728135850.7A92.A69D9226@jp.fujitsu.com>
Date:	Wed, 28 Jul 2010 14:06:21 +0900 (JST)
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	dave b <db.pub.mail@...il.com>
Cc:	kosaki.motohiro@...fujitsu.com,
	David Rientjes <rientjes@...gle.com>,
	Hugh Dickins <hughd@...gle.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org
Subject: Re: PROBLEM: oom killer and swap weirdness on 2.6.3* kernels

> On 27 July 2010 21:14, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> wrote:
> >> On 27 July 2010 18:09, dave b <db.pub.mail@...il.com> wrote:
> >> > On 27 July 2010 16:09, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> wrote:
> >> >>> > Do you mean the issue will be gone if disabling intel graphics?
> >> >>> It may be a general issue or it could just be specific :)
> >> >
> >> > I will try with the latest ubuntu and report how that goes (that will
> >> > be using fairly new xorg etc.) it is likely to be hidden issue just
> >> > with the intel graphics driver. However, my concern is that it isn't -
> >> > and it is about how shared graphics memory is handled :)
> >>
> >>
> >> Ok my desktop still stalled and no oom killer was invoked when I added
> >> swap to a live-cd of 10.04 amd64.
> >>
> >> *Without* *swap* *on* - the oom killer was invoked - here is a copy of it.
> >
> > This stack seems similar following bug. can you please try to disable intel graphics
> > driver?
> >
> > https://bugzilla.kernel.org/show_bug.cgi?id=14933
> 
> Ok I am not sure how to do that :)
> I could revert the patch and see if it 'fixes' this :)

Oops, no, revert is not good action. the patch is correct. 
probably my explanation was not clear. sorry.

I did hope to disable 'driver' (i.e. using vga), not disable the patch.

Thanks.


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