RE: Query regarding NFS packet capture at application layer - umount operation.

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> -----Original Message-----
> From: J. Bruce Fields [mailto:bfields@xxxxxxxxxxxx]
> Sent: Tuesday, September 07, 2010 11:01 PM
> To: Jeff Layton
> Cc: Tayade, Nilesh; Bian Naimeng; linux-nfs@xxxxxxxxxxxxxxx
> Subject: Re: Query regarding NFS packet capture at application layer
> - umount operation.
> 


> > > I am using NFSv3. (Sorry, I forgot to mention it in first email
> - so I
> > > have replied to my original email with capture file).
> > >
> >
> > I'm fairly sure that's still handled by the userspace piece. Do
> you
> > have a /sbin/umount.nfs? If not, that may be why.
> 
> Or if you're only capturing traffic to port 2049, that would also
> explain why you don't see anything.  (NFSv2/v3 mount/umount use
> different protocol.)
> 
> --b.

Thanks for the pointers. That appears to be the case. I could see the
header of MOUNT in the packet when I mounted/umounted the node. I
thought there will be the NFS header instead.

--
Thanks,
Nilesh



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