From: Valdis.Kletnieks@vt.edu
To: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: mmotm 2011-04-29 - wonky VmRSS and VmHWM values after swapping
Date: Wed, 11 May 2011 21:08:41 -0400 [thread overview]
Message-ID: <3313.1305162521@localhost> (raw)
In-Reply-To: Your message of "Tue, 10 May 2011 18:04:45 +0200." <1305043485.2914.110.camel@laptop>
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On Tue, 10 May 2011 18:04:45 +0200, Peter Zijlstra said:
> I haven't quite figured out how to reproduce, but does the below cure
> things? If so, it should probably be folded into the first patch
> (mm-mmu_gather-rework.patch?) since that is the one introducing this.
>
> ---
> Subject: mm: Fix RSS zap_pte_range() accounting
>
> Since we update the RSS counters when breaking out of the loop and
> release the PTE lock, we should start with fresh deltas when we
> restart the gather loop.
Confirming this patch makes the numbers look sane and plausible again, so
feel free to stick a Tested-By: to match the Reported-By:.
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prev parent reply other threads:[~2011-05-12 1:08 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-29 23:26 mmotm 2011-04-29-16-25 uploaded akpm
2011-04-29 23:26 ` akpm
2011-04-30 16:46 ` Randy Dunlap
2011-04-30 16:46 ` Randy Dunlap
2011-05-01 7:47 ` KOSAKI Motohiro
2011-05-01 7:47 ` KOSAKI Motohiro
2011-05-02 15:46 ` Randy Dunlap
2011-05-02 15:46 ` Randy Dunlap
2011-05-01 2:35 ` [PATCH] mmotm: fix hang at startup Hugh Dickins
2011-05-01 2:35 ` Hugh Dickins
2011-05-01 3:25 ` Wu Fengguang
2011-05-01 3:25 ` Wu Fengguang
2011-05-02 0:26 ` mmotm 2011-04-29 - wonky VmRSS and VmHWM values after swapping Valdis.Kletnieks
2011-05-02 14:37 ` Valdis.Kletnieks
2011-05-02 23:44 ` Andrew Morton
2011-05-02 23:44 ` Andrew Morton
2011-05-02 23:57 ` Valdis.Kletnieks
2011-05-10 16:04 ` Peter Zijlstra
2011-05-10 16:04 ` Peter Zijlstra
2011-05-11 22:53 ` Andrew Morton
2011-05-11 22:53 ` Andrew Morton
2011-05-12 1:08 ` Valdis.Kletnieks [this message]
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