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From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Mel Gorman <mgorman@novell.com>
Cc: Mel Gorman <mgorman@suse.de>, Jan Kara <jack@suse.cz>,
	colin.king@canonical.com, Chris Mason <chris.mason@oracle.com>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-ext4 <linux-ext4@vger.kernel.org>
Subject: Re: [BUG] fatal hang untarring 90GB file, possibly writeback related.
Date: Tue, 10 May 2011 09:01:04 -0500	[thread overview]
Message-ID: <1305036064.6737.8.camel@mulgrave.site> (raw)
In-Reply-To: <20110510102141.GA4149@novell.com>

On Tue, 2011-05-10 at 11:21 +0100, Mel Gorman wrote:
> I really would like to hear if the fix makes a big difference or
> if we need to consider forcing SLUB high-order allocations bailing
> at the first sign of trouble (e.g. by masking out __GFP_WAIT in
> allocate_slab). Even with the fix applied, kswapd might be waking up
> less but processes will still be getting stalled in direct compaction
> and direct reclaim so it would still be jittery.

"the fix" being this

https://lkml.org/lkml/2011/3/5/121

In addition to your GFP_KSWAPD one?

OK, will retry with that.

James



WARNING: multiple messages have this Message-ID (diff)
From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Mel Gorman <mgorman@novell.com>
Cc: Mel Gorman <mgorman@suse.de>, Jan Kara <jack@suse.cz>,
	colin.king@canonical.com, Chris Mason <chris.mason@oracle.com>,
	linux-fsdevel <linux-fsdevel@vger.kernel.org>,
	linux-mm <linux-mm@kvack.org>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	linux-ext4 <linux-ext4@vger.kernel.org>
Subject: Re: [BUG] fatal hang untarring 90GB file, possibly writeback related.
Date: Tue, 10 May 2011 09:01:04 -0500	[thread overview]
Message-ID: <1305036064.6737.8.camel@mulgrave.site> (raw)
In-Reply-To: <20110510102141.GA4149@novell.com>

On Tue, 2011-05-10 at 11:21 +0100, Mel Gorman wrote:
> I really would like to hear if the fix makes a big difference or
> if we need to consider forcing SLUB high-order allocations bailing
> at the first sign of trouble (e.g. by masking out __GFP_WAIT in
> allocate_slab). Even with the fix applied, kswapd might be waking up
> less but processes will still be getting stalled in direct compaction
> and direct reclaim so it would still be jittery.

"the fix" being this

https://lkml.org/lkml/2011/3/5/121

In addition to your GFP_KSWAPD one?

OK, will retry with that.

James


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  parent reply	other threads:[~2011-05-10 14:01 UTC|newest]

Thread overview: 138+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-27 16:09 [BUG] fatal hang untarring 90GB file, possibly writeback related James Bottomley
2011-04-27 16:09 ` James Bottomley
2011-04-27 16:33 ` Chris Mason
2011-04-27 16:33   ` Chris Mason
2011-04-27 16:50   ` James Bottomley
2011-04-27 16:50     ` James Bottomley
2011-04-27 16:50     ` James Bottomley
2011-04-27 16:54     ` Chris Mason
2011-04-27 16:54       ` Chris Mason
2011-04-27 17:21       ` James Bottomley
2011-04-27 17:21         ` James Bottomley
2011-04-27 17:21         ` James Bottomley
2011-04-27 17:34         ` Chris Mason
2011-04-27 17:34           ` Chris Mason
2011-04-27 17:50           ` James Bottomley
2011-04-27 17:50             ` James Bottomley
2011-04-27 18:25             ` Colin Ian King
2011-04-27 18:25               ` Colin Ian King
2011-04-28 15:57               ` James Bottomley
2011-04-28 15:57                 ` James Bottomley
2011-04-27 20:05             ` James Bottomley
2011-04-27 20:05               ` James Bottomley
2011-04-28 11:36               ` Colin Ian King
2011-04-28 11:36                 ` Colin Ian King
2011-04-28 12:29                 ` Chris Mason
2011-04-28 12:29                   ` Chris Mason
2011-04-28 13:42                   ` Colin Ian King
2011-04-28 13:42                     ` Colin Ian King
2011-04-28 13:45                     ` Chris Mason
2011-04-28 13:45                       ` Chris Mason
2011-04-28 14:01                       ` Colin Ian King
2011-04-28 14:04                         ` Chris Mason
2011-04-28 14:04                           ` Chris Mason
2011-04-28 15:23                           ` Colin Ian King
2011-04-28 14:25                         ` Jan Kara
2011-04-28 14:25                           ` Jan Kara
2011-04-28 14:33                           ` Jan Kara
2011-04-28 14:33                             ` Jan Kara
2011-04-28 14:58                             ` Colin Ian King
2011-04-28 22:40                               ` Jan Kara
2011-04-28 22:40                                 ` Jan Kara
2011-04-28 22:44                                 ` James Bottomley
2011-04-28 22:44                                   ` James Bottomley
2011-05-03 18:55                                 ` Colin Ian King
2011-05-03 18:55                                   ` Colin Ian King
2011-04-28 16:11                             ` James Bottomley
2011-04-28 16:11                               ` James Bottomley
2011-04-28 14:49                   ` James Bottomley
2011-04-28 14:49                     ` James Bottomley
2011-04-28 13:52                 ` Jan Kara
2011-04-28 13:52                   ` Jan Kara
2011-04-28 14:07                   ` Mel Gorman
2011-04-28 14:07                     ` Mel Gorman
2011-04-28 14:25                     ` James Bottomley
2011-04-28 14:25                       ` James Bottomley
2011-04-28 15:08                       ` Mel Gorman
2011-04-28 15:08                         ` Mel Gorman
2011-04-28 16:01                         ` James Bottomley
2011-04-28 16:01                           ` James Bottomley
2011-04-28 16:50                           ` James Bottomley
2011-04-28 16:50                             ` James Bottomley
2011-04-28 16:56                             ` James Bottomley
2011-04-28 16:56                               ` James Bottomley
2011-04-28 17:18                               ` Mel Gorman
2011-04-28 17:18                                 ` Mel Gorman
2011-04-28 18:30                                 ` James Bottomley
2011-04-28 18:30                                   ` James Bottomley
2011-04-28 19:21                                   ` Mel Gorman
2011-04-28 19:21                                     ` Mel Gorman
2011-04-28 19:59                                     ` James Bottomley
2011-04-28 19:59                                       ` James Bottomley
2011-04-28 20:27                                       ` Mel Gorman
2011-04-28 20:27                                         ` Mel Gorman
2011-04-29 15:02                                         ` James Bottomley
2011-04-29 15:02                                           ` James Bottomley
2011-04-28 21:12                                       ` James Bottomley
2011-04-28 21:12                                         ` James Bottomley
2011-04-28 22:43                                         ` James Bottomley
2011-04-28 22:43                                           ` James Bottomley
2011-05-03  9:13                                           ` Mel Gorman
2011-05-03  9:13                                             ` Mel Gorman
2011-05-03 14:13                                             ` James Bottomley
2011-05-03 14:13                                               ` James Bottomley
2011-05-03 14:22                                               ` James Bottomley
2011-05-06  7:42                                                 ` Mel Gorman
2011-05-06  7:42                                                   ` Mel Gorman
2011-05-06  8:07                                                   ` Mel Gorman
2011-05-09 18:16                                                     ` James Bottomley
2011-05-09 18:16                                                       ` James Bottomley
2011-05-10 10:21                                                       ` Mel Gorman
2011-05-10 10:21                                                         ` Mel Gorman
2011-05-10 10:33                                                         ` Pekka Enberg
2011-05-10 10:33                                                           ` Pekka Enberg
2011-05-10 14:01                                                         ` James Bottomley [this message]
2011-05-10 14:01                                                           ` James Bottomley
2011-05-10 14:35                                                           ` Mel Gorman
2011-05-10 14:35                                                             ` Mel Gorman
2011-05-10 15:29                                                             ` James Bottomley
2011-05-10 15:29                                                               ` James Bottomley
2011-05-10 15:57                                                               ` James Bottomley
2011-05-10 15:57                                                                 ` James Bottomley
2011-05-10 17:05                                                                 ` James Bottomley
2011-05-10 17:05                                                                   ` James Bottomley
2011-05-10 17:17                                                                   ` Mel Gorman
2011-05-10 17:17                                                                     ` Mel Gorman
2011-05-10 17:29                                                                     ` James Bottomley
2011-05-10 17:29                                                                       ` James Bottomley
2011-05-10 21:08                                                               ` Raghavendra D Prabhu
2011-05-11  9:16                                                                 ` Mel Gorman
2011-05-11  9:16                                                                   ` Mel Gorman
2011-05-06 11:42                                                   ` Mel Gorman
2011-05-06 11:42                                                     ` Mel Gorman
2011-05-06 15:44                                                   ` Mel Gorman
2011-05-06 15:44                                                     ` Mel Gorman
2011-05-06 19:14                                                     ` James Bottomley
2011-05-06 19:14                                                       ` James Bottomley
2011-05-06 19:37                                                       ` Mel Gorman
2011-05-06 19:37                                                         ` Mel Gorman
2011-05-10  5:37                                                     ` Colin Ian King
2011-05-10  5:37                                                       ` Colin Ian King
2011-05-10  5:37                                                       ` Colin Ian King
2011-05-06 15:58                                                   ` James Bottomley
2011-05-03  9:54                                 ` Colin Ian King
2011-05-03  9:54                                   ` Colin Ian King
2011-04-28 17:10                         ` Colin Ian King
2011-04-28 17:10                           ` Colin Ian King
2011-04-28  0:37         ` Dave Chinner
2011-04-28  0:37           ` Dave Chinner
2011-04-29 10:23         ` Sedat Dilek
2011-04-29 10:23           ` Sedat Dilek
2011-04-29 15:37           ` James Bottomley
2011-04-29 15:37             ` James Bottomley
2011-04-29 16:31             ` James Bottomley
2011-04-29 16:31               ` James Bottomley
2011-04-29 18:02               ` James Bottomley
2011-04-29 18:02                 ` James Bottomley
2011-05-02 20:04                 ` James Bottomley
2011-05-02 20:04                   ` James Bottomley

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