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Date: Thu, 14 Dec 2000 04:57:35 +0100 (CET)
From: Mike Galbraith <mikeg@wen-online.de>
To: Linus Torvalds <torvalds@transmeta.com>
cc: Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Signal 11 - the continuing saga
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Message-ID: <Pine.Linu.4.10.10012140449530.878-100000@mikeg.weiden.de>
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On Wed, 13 Dec 2000, Linus Torvalds wrote:

> On Wed, 13 Dec 2000, Mike Galbraith wrote:
> > 
> > Not in my test tree.  Same fault, and same trace leading up to it. no
> 
> Ok.
> 
> It definitely looks like a swapoff() problem.
> 
> Have you ever seen the behaviour without running swapoff?

No.

> Also, can you re-create it without running swapon() (if it's something
> like a lost dirty bit, it should be possible to trigger even without the
> swapon, and I'd like to hear if that can happen - if it only happens with
> swapon() and you can't trigger it with just a swapoff() it might be a
> question of re-using some swap file stuff and delaying the writeout or
> whatever).

I'll try loading up swap, swapoff and then doing jobs that fit in ram.

(hmm.. what about inactive_clean list when you do swapoff.. might there
be pages sitting there that are [were] swap cache? reclaim_page=kaboom?)

	-Mike

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