From: Trond Myklebust <trond.myklebust@fys.uio.no>
Subject: Re: NFS caching bug is back
Date: Thu, 19 Apr 2007 12:36:11 -0400
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References: <46278E27.8050705@atmos.washington.edu>
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To: David Warren <warren@atmos.washington.edu>
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On Thu, 2007-04-19 at 08:43 -0700, David Warren wrote:
> A bug that we turned in a while ago is back in the 2.6.20 kernels,
> only worse. I have found it in 2.6.20.6 and 2.6.20.7. It happens with
> both NFS4 and NFS3 mounts. Clients don't see inode changes (delete and
> recreate file):

Interesting. Do you see an OPEN request being sent to the server when
you 'cat' the file on enkf2 or enkf3? You can check either using
ethereal/wireshark, or by comparing the values in the OPEN column
in /proc/self/mountstats on the client before and after issuing the
'cat' command.

Trond


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