From: Jason Holmes <jholmes@psu.edu>
Subject: Re: NFS stops responding
Date: Wed, 13 Oct 2004 11:07:07 -0400
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To: Douglas Furlong <douglas.furlong@firebox.com>
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Douglas Furlong wrote:
> On Fri, 2004-10-01 at 11:40 -0400, Jason Holmes wrote:
> 
>>FYI, I'm beginning to suspect that this is a problem more with the newer 
>>RedHat kernels than anything else.  I've only had one vanilla kernel NFS 
>>lockup since I moved the NFS servers to 2.6.8.1 (3 days) and that 
>>happened right after I did the move, so it could be coincidental.  Back 
>>when the servers ran RedHat kernels, the RedHat kernel clients never 
>>locked up whereas the vanilla clients did.  Yesterday I had 4 NFS 
>>lockups on the same machine running the RedHat 2.4.21-20.ELsmp kernel 
>>(the one that generated the trace below), but it hasn't locked up since 
>>I moved it to 2.6.8.1.  I guess I'll know for sure if my lockups don't 
>>come back for a week or so.
>>
>>Thanks,
> 
> <snip>
> 
> Have you had any more lockups?
> 
> Would you feel happy entering a bugzilla entry for this problem over at
> redhat? You seem to have got a lot more information then I have in my
> trouble shooting, I will then add what ever else I have, and my local
> setup.

I'm sorry to say that I had my first lockup this morning after a week 
and a half of no problems.  I was unfortunately unable to get any 
debugging information from it at the time.  This was a 2.4.27 client 
against a 2.6.8.1 server.

Thanks,

--
Jason Holmes


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