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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next prev parent reply other threads:[~2011-03-23 22:01 UTC|newest]
Thread overview: 32+ 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
[not found] <081DDE43F61F3D43929A181B477DCA95639B52FD@MSXAOA6.twosigma.com>
2011-03-23 19:39 ` Sean Noonan
2011-03-24 17:43 ` Christoph Hellwig
2011-03-24 23:45 ` Michel Lespinasse
2011-03-28 14:58 ` Sean Noonan
2011-03-28 21:06 ` Michel Lespinasse
2011-03-28 21:34 ` Sean Noonan
2011-03-29 0:25 ` Michel Lespinasse
2011-03-29 1:51 ` Dave Chinner
2011-03-29 2:49 ` Sean Noonan
2011-03-29 19:05 ` Sean Noonan
2011-03-29 19:24 ` 'Christoph Hellwig'
2011-03-29 19:39 ` Johannes Weiner
2011-03-29 19:43 ` 'Christoph Hellwig'
2011-03-29 19:46 ` Sean Noonan
2011-03-29 20:02 ` 'Christoph Hellwig'
2011-03-29 20:23 ` Sean Noonan
2011-03-29 22:42 ` Dave Chinner
2011-03-29 22:45 ` Sean Noonan
2011-03-30 9:23 ` 'Christoph Hellwig'
2011-03-29 19:54 ` Sean Noonan
2011-03-30 0:09 ` Dave Chinner
2011-03-30 1:32 ` Sean Noonan
2011-03-30 1:44 ` Dave Chinner
2011-03-30 1:52 ` Sean Noonan
2011-03-30 9:30 ` 'Christoph Hellwig'
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