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From: Dave Chinner <david@fromorbit.com>
To: Sean Noonan <Sean.Noonan@twosigma.com>
Cc: "'linux-xfs@oss.sgi.com'" <linux-xfs@oss.sgi.com>,
	Martin Bligh <Martin.Bligh@twosigma.com>,
	Trammell Hudson <Trammell.Hudson@twosigma.com>
Subject: Re: XFS memory allocation deadlock in 2.6.38
Date: Thu, 24 Mar 2011 09:03:45 +1100	[thread overview]
Message-ID: <20110323220345.GD26611@dastard> (raw)
In-Reply-To: <081DDE43F61F3D43929A181B477DCA95639B532C@MSXAOA6.twosigma.com>

On Wed, Mar 23, 2011 at 05:33:36PM -0400, Sean Noonan wrote:
> > What is the configuration of the machine you are testing on? I can't
> > reproduce this on a current 2.6.39-tot tree on a 2p/2GB RAM VM that
> > has it's blockdev images on a single SATA drive....
> 
> The machine we are testing with has 12 cores, 12 hyperthreaded
> siblings, and 48GB of RAM.  The filesystem is backed by a
> partition on one large hardware RAID.  There is a second bug we've
> run into that I'll report tomorrow.

So why would creating a 16GB file cause and OOM condition if you
have 48GB RAM? That doesn't make a whole lot of sense to me. Is
that memory free, of are other things running and consuming memory?

> Could you point me to the current tree you are working with?
> 2.6.39-tot doesn't mean anything to me.

tot = Top of Tree. IOWs, 2.6.39-tot means the latest development
kernel Linus has released.

Cheers,

Dave.
-- 
Dave Chinner
david@fromorbit.com

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  reply	other threads:[~2011-03-23 22:01 UTC|newest]

Thread overview: 83+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-18 15:46 XFS memory allocation deadlock in 2.6.38 Sean Noonan
2011-03-22 10:00 ` Christoph Hellwig
2011-03-22 13:53   ` Sean Noonan
2011-03-22 23:25 ` Dave Chinner
2011-03-23 21:33   ` Sean Noonan
2011-03-23 22:03     ` Dave Chinner [this message]
2011-03-23 22:33       ` Sean Noonan
  -- strict thread matches above, loose matches on Subject: below --
2011-03-21 16:19 Sean Noonan
2011-03-23 19:39 ` Sean Noonan
2011-03-23 19:39   ` Sean Noonan
2011-03-24 17:43   ` Christoph Hellwig
2011-03-24 17:43     ` Christoph Hellwig
2011-03-24 17:43     ` Christoph Hellwig
2011-03-24 23:45     ` Michel Lespinasse
2011-03-24 23:45       ` Michel Lespinasse
2011-03-24 23:45       ` Michel Lespinasse
2011-03-28 14:58       ` Sean Noonan
2011-03-28 14:58         ` Sean Noonan
2011-03-28 14:58         ` Sean Noonan
2011-03-28 21:06         ` Michel Lespinasse
2011-03-28 21:06           ` Michel Lespinasse
2011-03-28 21:06           ` Michel Lespinasse
2011-03-28 21:34           ` Sean Noonan
2011-03-28 21:34             ` Sean Noonan
2011-03-28 21:34             ` Sean Noonan
2011-03-29  0:25             ` Michel Lespinasse
2011-03-29  0:25               ` Michel Lespinasse
2011-03-29  0:25               ` Michel Lespinasse
2011-03-29  1:51             ` Dave Chinner
2011-03-29  1:51               ` Dave Chinner
2011-03-29  1:51               ` Dave Chinner
2011-03-29  2:49               ` Sean Noonan
2011-03-29  2:49                 ` Sean Noonan
2011-03-29  2:49                 ` Sean Noonan
2011-03-29 19:05             ` Sean Noonan
2011-03-29 19:05               ` Sean Noonan
2011-03-29 19:05               ` Sean Noonan
2011-03-29 19:24               ` 'Christoph Hellwig'
2011-03-29 19:24                 ` 'Christoph Hellwig'
2011-03-29 19:24                 ` 'Christoph Hellwig'
2011-03-29 19:39                 ` Johannes Weiner
2011-03-29 19:39                   ` Johannes Weiner
2011-03-29 19:39                   ` Johannes Weiner
2011-03-29 19:43                   ` 'Christoph Hellwig'
2011-03-29 19:43                     ` 'Christoph Hellwig'
2011-03-29 19:43                     ` 'Christoph Hellwig'
2011-03-29 19:46                 ` Sean Noonan
2011-03-29 19:46                   ` Sean Noonan
2011-03-29 19:46                   ` Sean Noonan
2011-03-29 20:02                   ` 'Christoph Hellwig'
2011-03-29 20:02                     ` 'Christoph Hellwig'
2011-03-29 20:02                     ` 'Christoph Hellwig'
2011-03-29 20:23                     ` Sean Noonan
2011-03-29 20:23                       ` Sean Noonan
2011-03-29 20:23                       ` Sean Noonan
2011-03-29 22:42                     ` Dave Chinner
2011-03-29 22:42                       ` Dave Chinner
2011-03-29 22:42                       ` Dave Chinner
2011-03-29 22:45                       ` Sean Noonan
2011-03-29 22:45                         ` Sean Noonan
2011-03-29 22:45                         ` Sean Noonan
2011-03-30  9:23                       ` 'Christoph Hellwig'
2011-03-30  9:23                         ` 'Christoph Hellwig'
2011-03-30  9:23                         ` 'Christoph Hellwig'
2011-03-29 19:54                 ` Sean Noonan
2011-03-29 19:54                   ` Sean Noonan
2011-03-29 19:54                   ` Sean Noonan
2011-03-30  0:09                   ` Dave Chinner
2011-03-30  0:09                     ` Dave Chinner
2011-03-30  0:09                     ` Dave Chinner
2011-03-30  1:32                     ` Sean Noonan
2011-03-30  1:32                       ` Sean Noonan
2011-03-30  1:32                       ` Sean Noonan
2011-03-30  1:44                       ` Dave Chinner
2011-03-30  1:44                         ` Dave Chinner
2011-03-30  1:44                         ` Dave Chinner
2011-03-30  1:52                         ` Sean Noonan
2011-03-30  1:52                           ` Sean Noonan
2011-03-30  1:52                           ` Sean Noonan
2011-03-30  9:30                     ` 'Christoph Hellwig'
2011-03-30  9:30                       ` 'Christoph Hellwig'
2011-03-30  9:30                       ` 'Christoph Hellwig'
2011-03-27 18:11 ` Maciej Rutecki

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