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Date: Tue, 21 Aug 2012 13:47:40 -0400
To: Jeff Layton <jlayton@redhat.com>
Cc: Sven Geggus <lists@fuchsschwanzdomain.de>, linux-nfs@vger.kernel.org
Subject: Re: NFS4ERR_DELAY
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From: "J. Bruce Fields" <bfields@fieldses.org>
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On Tue, Aug 21, 2012 at 09:07:06AM -0400, Jeff Layton wrote:
> On Tue, 21 Aug 2012 12:52:16 +0000 (UTC)
> Sven Geggus <lists@fuchsschwanzdomain.de> wrote:
> > The NFS-server is providing the home for the user on both machines.
> > 
> > The ssh is now getting delayed for up to 1 minute because the NFS server
> > does not allow for the .Xauthority file to be deleted immediately.
> > 
> > It is probably worth to mention, that I'm currently experimenting with
> > btrfs on the server. Is there a chance that this bug will disapper when I
> > change the underlaying filesystem of the server to ext4?
> > 
> > Sven
> > 
> 
> You asked for hints on how to debug it, and I gave one. The server will
> often return NFS4ERR_DELAY when it's waiting for a delegation recall to
> complete. I'd make sure that that's all working as expected.

Yep.  There's a recent regression which could cause this; could you try:

	https://lkml.org/lkml/2012/8/16/531

?

--b.