linux-kernel - Re: 2.6.39-rc4+: Kernel leaking memory during FS scanning, regression?

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Message-ID: <BANLkTikSEg-+4==08FSTpPsRKOxW-o7ftg@mail.gmail.com>
Date:	Mon, 25 Apr 2011 20:51:01 +0300
From:	Pekka Enberg <penberg@...nel.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Bruno Prémont <bonbons@...ux-vserver.org>,
	Mike Frysinger <vapier.adi@...il.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	linux-fsdevel@...r.kernel.org,
	"Paul E. McKenney" <paul.mckenney@...aro.org>
Subject: Re: 2.6.39-rc4+: Kernel leaking memory during FS scanning, regression?

On Mon, Apr 25, 2011 at 6:22 PM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
> (Pekka? This is a real _problem_. The whole "confused debugging" is
> wasting a lot of peoples time. Can we please try to get slabinfo
> statistics work right for the merged state. Or perhaps decide to just
> not merge at all?)

I sent proof of concept patches that hopefully fix SLUB statistics for
merged case. Lets see what Christoph and David think of them and if
it's a dead end, I'd be inclined to rip out slab merging
completely....

                       Pekka
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