Re: NFS doen't uniformly copy timestamps to server

[Trond Myklebust]

On Wed, 2006-03-01 at 17:35 -0700, Paul Dickson wrote:
> I think I first noticed this problem in late December (I wrote a script
> to get around it then).  If I attempt to copy the mtime with a file, it
> won't get transfered.  But I can set it later.
> 
> Within a NFS mount directory:
> 	cp -a file1 file2	# Timestamp not copied
> 	mv file1 file2 		# Timestamp not copied
> 	touch -r file1 file2	# Timestamp copied
> 
> I've looked through the man files for mount, exportfs, and exports and I
> don't see an option I'm over looking.  An ethereal dump shows the mtime
> being sent to the server and the server replying with NFS3_OK and the
> correct mtime, but the resulting file does not have the mtime applied.
> 
> More data is at:
>   https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183208
> 
> This currently happens with 2.6.16rc5-git3
> 
> Is this a problem with the NFS server or am I applying the wrong options?

The RedHat bugzilla tracks RedHat bugs. For kernel bugs, see
bugzilla.kernel.org.

>From your description, it looks very much like the issue being tracked
in

   http://bugzilla.kernel.org/show_bug.cgi?id=6127

Feel free to try the proposed patch.

Cheers,
  Trond

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