linux-kernel - Re: swap storm since kernel 3.2.x

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Date:	Sat, 4 Feb 2012 15:36:51 +0100
From:	Toralf Förster <toralf.foerster@....de>
To:	Johannes Stezenbach <js@...21.net>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: swap storm since kernel 3.2.x


Johannes Stezenbach wrote at 14:33:31
> On Sat, Feb 04, 2012 at 11:09:52AM +0100, Toralf Förster wrote:
> > Within the last few weeks I'm observing sometimes a swap storm at my
> > ThinkPad while compiling/installing new packages at my Gentoo Linux -
> > the load is often something like :
> > 
> > Load avg: 13.6, 20.6, 20.9
> > 
> > I'm wondering whether this is related to kernel 3.2.x /Gentoo specific or
> > related to my system only.
> 
> Do you happen to have CONFIG_DEBUG_OBJECTS enabled?  For me it
> ate lots of memory with 3.2.2, easily visible in slabtop.
> 
> 
> Johannes

No, I've these settings :

tfoerste@n22 ~ $ zgrep -e OBJ -e SLAB -e SLUB /proc/config.gz  | grep -v '#'
CONFIG_SLUB_DEBUG=y
CONFIG_SLUB=y
CONFIG_SLABINFO=y

-- 
MfG/Sincerely
Toralf Förster
pgp finger print: 7B1A 07F4 EC82 0F90 D4C2 8936 872A E508 7DB6 9DA3
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