[Samba] Roaming Profiles & oplocks problems

Jeremy Allison jra at samba.org
Mon Oct 17 03:41:35 GMT 2005

On Mon, Oct 17, 2005 at 12:12:47AM +0100, Rob Mason wrote:
> Well, as I thought there was no LAN 'issue' as such.  I've swapped cables, NICS,
> switches - and used the cross-over cable straight between the server and
> a client.
> However, I believe I have diagnosed the fault.  I've been monitoring
> some of the traffic using my laptop and have inadvertently logged into
> the domain as a domain user from my laptop - it worked fine.  This got
> me to thinking that the problem may be related to the ghosted images on
> the XP clients (yes I generated a new SID).  At first I thought it could
> be the NIC drivers, so I changed one of the 3coms to a Intel.  This
> didn't chnage anything.  The only other hardware common to all clients
> was the video card - an NVIDIA TNT2 M64.  A quick Google on 'NVIDIA
> samba roaming profiles' got me:
> http://www.linuxquestions.org/questions/showthread.php?threadid=269732
> After removing the NVIDIA driver from my test client the problem
> completely vanished!  Go figure!  I'm completely at a loss for words.
> Why video driver software would affect SMB comms is completely baffling.
> I've put this one down to experience and will in future test hardware
> combinations prior to adding into the LAN.
> Thanks for all the help and guidance, it was truly appreciated.  And I
> guess it was a network issue in the end!!!

Wow that's incredibly weird ! I wonder how the NVidia driver affects
the SMB stack ? Windows truely is a nasty mess of twisty passages :-).


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