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From: Mel Gorman <mgorman@suse.de>
To: Thomas Sattler <tsattler@gmx.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Minchan Kim <minchan.kim@gmail.com>,
	Ury Stankevich <urykhy@gmail.com>,
	Andi Kleen <andi@firstfloor.org>, linux-mm <linux-mm@kvack.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/4] Fix compaction stalls due to accounting errors in isolated page accounting
Date: Tue, 19 Jul 2011 10:16:47 +0100	[thread overview]
Message-ID: <20110719091647.GE5349@suse.de> (raw)
In-Reply-To: <4E22A2BC.2080900@gmx.de>

On Sun, Jul 17, 2011 at 10:52:12AM +0200, Thomas Sattler wrote:
> Hi there ...
> 
> > Re-verification from testers that these patches really do fix their
> > problems would be appreciated. Even if hangs disappear, please confirm
> > that the values for nr_isolated_anon and nr_isolated_file in *both*
> > /proc/zoneinfo and /proc/vmstat are sensible (i.e. usually zero).
> 
> I applied these patches to 2.6.38.8 and it run for nearly a month
> without any problems. Even Though I did not check nr_isolated_*.
> As (at least) patch3 made it into 2.6.39.3 I did not apply the
> others any more. And it occurred again this morning:
> 

I assume you mean it occured again on 2.6.39.3 and so have submitted
them to -stable for 2.6.39.x. You're cc'd so you should hear when or if
they get picked up.

Thanks for testing.

-- 
Mel Gorman
SUSE Labs

WARNING: multiple messages have this Message-ID (diff)
From: Mel Gorman <mgorman@suse.de>
To: Thomas Sattler <tsattler@gmx.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Andrea Arcangeli <aarcange@redhat.com>,
	Minchan Kim <minchan.kim@gmail.com>,
	Ury Stankevich <urykhy@gmail.com>,
	Andi Kleen <andi@firstfloor.org>, linux-mm <linux-mm@kvack.org>,
	linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/4] Fix compaction stalls due to accounting errors in isolated page accounting
Date: Tue, 19 Jul 2011 10:16:47 +0100	[thread overview]
Message-ID: <20110719091647.GE5349@suse.de> (raw)
In-Reply-To: <4E22A2BC.2080900@gmx.de>

On Sun, Jul 17, 2011 at 10:52:12AM +0200, Thomas Sattler wrote:
> Hi there ...
> 
> > Re-verification from testers that these patches really do fix their
> > problems would be appreciated. Even if hangs disappear, please confirm
> > that the values for nr_isolated_anon and nr_isolated_file in *both*
> > /proc/zoneinfo and /proc/vmstat are sensible (i.e. usually zero).
> 
> I applied these patches to 2.6.38.8 and it run for nearly a month
> without any problems. Even Though I did not check nr_isolated_*.
> As (at least) patch3 made it into 2.6.39.3 I did not apply the
> others any more. And it occurred again this morning:
> 

I assume you mean it occured again on 2.6.39.3 and so have submitted
them to -stable for 2.6.39.x. You're cc'd so you should hear when or if
they get picked up.

Thanks for testing.

-- 
Mel Gorman
SUSE Labs

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  reply	other threads:[~2011-07-19  9:16 UTC|newest]

Thread overview: 38+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-07 15:07 [PATCH 0/4] Fix compaction stalls due to accounting errors in isolated page accounting Mel Gorman
2011-06-07 15:07 ` Mel Gorman
2011-06-07 15:07 ` [PATCH 1/4] mm: compaction: Ensure that the compaction free scanner does not move to the next zone Mel Gorman
2011-06-07 15:07   ` Mel Gorman
2011-06-08  9:33   ` Michal Hocko
2011-06-08  9:33     ` Michal Hocko
2011-06-07 15:07 ` [PATCH 2/4] mm: vmscan: Do not use page_count without a page pin Mel Gorman
2011-06-07 15:07   ` Mel Gorman
2011-06-07 15:12   ` Minchan Kim
2011-06-07 15:12     ` Minchan Kim
2011-06-08  9:38   ` Michal Hocko
2011-06-08  9:38     ` Michal Hocko
2011-06-07 15:07 ` [PATCH 3/4] mm: memory-failure: Fix isolated page count during memory failure Mel Gorman
2011-06-07 15:07   ` Mel Gorman
2011-06-07 15:14   ` Minchan Kim
2011-06-07 15:14     ` Minchan Kim
2011-06-08 10:07   ` Michal Hocko
2011-06-08 10:07     ` Michal Hocko
2011-06-08 10:11     ` Michal Hocko
2011-06-08 10:11       ` Michal Hocko
2011-06-07 15:07 ` [PATCH 4/4] mm: compaction: Abort compaction if too many pages are isolated and caller is asynchronous Mel Gorman
2011-06-07 15:07   ` Mel Gorman
2011-06-07 15:50   ` Minchan Kim
2011-06-07 15:50     ` Minchan Kim
2011-06-07 16:26     ` Mel Gorman
2011-06-07 16:26       ` Mel Gorman
2011-06-07 16:27     ` [PATCH 4/4] mm: compaction: Abort compaction if too many pages are isolated and caller is asynchronous V2 Mel Gorman
2011-06-07 16:27       ` Mel Gorman
2011-06-07 16:36       ` Minchan Kim
2011-06-07 16:36         ` Minchan Kim
2011-06-08  9:55       ` Michal Hocko
2011-06-08  9:55         ` Michal Hocko
2011-07-17  8:52 ` [PATCH 0/4] Fix compaction stalls due to accounting errors in isolated page accounting Thomas Sattler
2011-07-17  8:52   ` Thomas Sattler
2011-07-19  9:16   ` Mel Gorman [this message]
2011-07-19  9:16     ` Mel Gorman
2011-07-19 11:24     ` Thomas Sattler
2011-07-19 11:24       ` Thomas Sattler

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