Re: nfsd: page allocation failure - nfsd or kernelproblem?

From: J. Bruce Fields
Date: Wed Jun 17 2009 - 14:51:52 EST

On Wed, Jun 17, 2009 at 02:39:06PM +0400, Michael Tokarev wrote:
> Justin Piszcz wrote:
>> On Wed, 17 Jun 2009, Michael Tokarev wrote:
>>> Michael Tokarev wrote:
>>>> Justin Piszcz wrote:
>>> ...
>>> Justin, by the way, what's the underlying filesystem on the server?
>>> I've seen this error on 2 machines already (both running 2.6.29.x
>>> x86-64),
>>> and in both cases the filesystem on the server was xfs. May this be
>>> related somehow to ?
>>> That one is different, but also about xfs and nfs. I'm trying to
>>> reproduce the problem on different filesystem...
>> Hello, I am also running XFS on 2.6.29.x x86-64.
>> For me, the error happened when I was running an XFSDUMP from a client
>> (and dumping) the stream over NFS to the XFS server/filesystem. This
>> is typically when the error occurs or during heavy I/O.
> Very similar load was here -- not xfsdump but tar and dump of an ext3
> filesystems.
> And no, it's NOT xfs-related: I can trigger the same issue easily on
> ext4 as well. About 20 minutes of running 'dump' of another fs
> to the nfs mount and voila, nfs server reports the same page allocation
> failure. Note that all file operations are still working, i.e. it
> produces good (not corrupted) files on the server.

There's a possibly related report for 2.6.30 here:

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