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From: "George Spelvin" <linux@horizon.com>
To: linux@horizon.com, mgorman@suse.de
Cc: dave@linux.vnet.ibm.com, hannes@cmpxchg.org, jack@suse.cz,
	linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	riel@redhat.com
Subject: Re: 3.7-rc6 soft lockup in kswapd0
Date: 29 Nov 2012 09:54:14 -0500	[thread overview]
Message-ID: <20121129145414.9415.qmail@science.horizon.com> (raw)
In-Reply-To: <20121128113920.GU8218@suse.de>

Mel Gorman <mgorman@suse.de> wrote:
> On Tue, Nov 27, 2012 at 04:25:14PM -0500, George Spelvin wrote:
>> Well, it just made it to 24 hours, 
>> it did before.  I'm going to wait a couple more days before declaring
>> victory, but it looks good so far.
>> 
>>  19:19:10 up 1 day, 0 min,  2 users,  load average: 0.15, 0.20, 0.22
>>  21:24:05 up 1 day,  2:05,  2 users,  load average: 0.25, 0.19, 0.18
>
> Superb. The relevant patches *should* be in flight for 3.7 assuming they
> make it through the confusion of last-minute fixes.

 14:53:54 up 2 days, 19:35,  2 users,  load average: 0.20, 0.24, 0.23

Almost three days, when it wouldn't live overnight before.
As promised, I'm declaring victory.

The patch that worked (on top of -rc7) was Johannes Weiner's
"mm: vmscan: fix endless loop in kswapd balancing"
that added the zone_balanced() function to mm/vmscan.c:2400.

Thank you all very much!

  reply	other threads:[~2012-11-29 14:54 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-11-22 17:58 3.7-rc6 soft lockup in kswapd0 George Spelvin
2012-11-22 22:06 ` Jan Kara
2012-11-22 22:36   ` Jan Kara
2012-11-23  8:51   ` Mel Gorman
2012-11-23 10:02     ` George Spelvin
2012-11-24  7:52       ` George Spelvin
2012-11-26  3:58     ` George Spelvin
2012-11-26 10:01       ` Mel Gorman
2012-11-26 13:05         ` George Spelvin
2012-11-26 18:32           ` Johannes Weiner
2012-11-26 18:53             ` George Spelvin
2012-11-26 19:09               ` Mel Gorman
2012-11-27 21:25                 ` George Spelvin
2012-11-28 11:39                   ` Mel Gorman
2012-11-29 14:54                     ` George Spelvin [this message]
2012-11-29 15:20                       ` Mel Gorman
2012-11-29 17:08                       ` Johannes Weiner
2012-12-03 18:28                       ` George Spelvin

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