On Thu, 7 Feb 2008 18:26:18 -0500
"J. Bruce Fields" <bfields@fieldses.org> wrote:

quoted text
> On Sun, Jan 20, 2008 at 09:58:59AM -0500, Oleg Drokin wrote:
> > Hello!
> >
> > On Jan 18, 2008, at 6:07 PM, J. Bruce Fields wrote:
> >
> >> On Thu, Nov 29, 2007 at 02:41:57PM -0800, Marc Eshel wrote:
> >>> The problem seems to be with the fact that the client and server are 
> >>> on
> >>> the same machine. This test work fine with or without an underlaying 
> >>> fs
> >>> that supports locking when the client and the server are on a  
> >>> different
> >>> machines. Like you said the server is trying to send the grant  
> >>> message to
> >>> the client but for some reason it fails when the client is on the  
> >>> same
> >>> machine.
> >> That *shouldn't* make a difference, so we need to take another look at
> >> this--Oleg, this problem is still unfixed, right?
> >
> > Yes, I just pulled your latest nfs tree and I still can reproduce the  
> > problem.
> 
> OK, we have finally reproduced this problem here, and David's working on
> debugging.  It does indeed seem to only be reproduceable with client and
> server on the same machine.  Thanks for the report....
> 
> --b.

It might be worth testing this both with and without the patchset I
posted to linux-nfs recently to take care of the lockd hang. If
lockd is stuck trying to rpc_ping itself then it probably would hang
like this, wouldn't it?

-- 
Jeff Layton <jlayton@redhat.com>
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