linux-kernel - Re: 2.6.21-rc3-mm1

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Message-Id: <200703150709.40967.m.kozlowski@tuxland.pl>
Date:	Thu, 15 Mar 2007 07:09:40 +0100
From:	Mariusz Kozlowski <m.kozlowski@...land.pl>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, Mel Gorman <mel@....ul.ie>
Subject: Re: 2.6.21-rc3-mm1

Hello, 

> > 	Today after +- 24h of uptime I found some more page allocation
> > failures ('eth1: Can't allocate skb for Rx'). You'll find more here:
> > 
> > http://tuxland.pl/misc/2.6.21-rc3-mm1-page-allocation-failure.txt
> > 
> > System wasn't doing anything unusual, as usual ;-) X, some p2p 
> > software, firefox+flash playing music.
> > 
> 
> Do other kernels do this, or is 2.6.21-rc3-mm1 worse?

I've never seen page allocation failures before 2.6.21-rc3-mm1 (first
khubd with the mouse thing now this).
 
> It is of course a non-fatal problem and will inevitably happen sometimes,
> but we would like the VM to be able to minimise the occurrence of this
> problem.

True. System runs as nothing happened. It just pops out from time to time.

> I think we were rather hoping that Mel's anti-fragmentation work would
> improve things.

Thanks,

	Mariusz Kozlowski
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