[ofw] Windows Update and IB stack versions

Stanley Sufficool stanleysufficool at roadrunner.com
Mon Sep 3 17:07:51 PDT 2007


All connections are running at SDR speed due to the switch being SDR
even though they are DDR HCAs. 

Remote access is not an option due to confidentiality of the data as
well as IT policies.

Any Cisco persons on this forum using a similar setup or who would care
to chime in? Is there a way to dumb this switch down by disabling the
embedded SM?

On Tue, 2007-09-04 at 00:02 +0300, Tzachi Dar wrote:
> Hi,
>  
> Can you please check if there are any messages in the event log of the
> windows machines that are related to IPOIB?
>  
> By the way, are  all your systems using the same IB speed? (that is is
> there a mixture between SDR  and DDR?)
>  
> Unfortunately, we don't have access to such a switch, so will you be
> able to allow us to have a remote access to your system?
>  
> Thanks
> Tzachi
> 
> 
> 
>         
>         ______________________________________________________________
>         From: ofw-bounces at lists.openfabrics.org
>         [mailto:ofw-bounces at lists.openfabrics.org] On Behalf Of
>         Stanley Sufficool
>         Sent: Friday, August 31, 2007 7:08 PM
>         To: Tzachi Dar
>         Cc: ofw
>         Subject: RE: [ofw] Windows Update and IB stack versions
>         
>         
>         
>         
>         This switch does not seem to allow for disabling of the
>         embedded SM. This embedded SM would and has caused conflicts
>         with OpenSM in managing the ports.
>         
>         I've had more success with the Win to Lin IPoIB connectivity
>         than Win to Win connectivity. However, I'm unable to establish
>         a pattern of failure.
>         
>         2 each Gentoo Linux, AMD Opteron 1GB,  HP Lion Cub 128 MB,
>         Gentoo kernel 2.6.22.x IB Drivers & ULPs
>         8 each Windows x64, AMD Opteron 2GB,  Voltaire 400Ex-D 128MB,
>         WinIB gen1 (Mellanox Distro) Drivers & ULPs
>         2 Each Cisco 7000P 24 - Port SFS IB Switch
>         
>         On Fri, 2007-08-31 at 12:04 +0300, Tzachi Dar wrote: 
>         
>         > Hi, 
>         > So far the testing of WinIB and Linux gen2 have been done
>         > using opensm and not managment switch. So if possibale, can
>         > you please try to run opensm and see if it solves your
>         > problem? 
>         > In any case, can you please give us more details about the
>         > problem. I'm interested in the following: 
>         > 1) Is the windows to windows connectivity not working or
>         > only Linux-windows? 
>         > 2) Can you look at the event log of the windows machines and
>         > let us know if there is data there ? 
>         > Thanks 
>         > Tzachi 
>         > 
>         > 
>         >         
>         >         ____________________________________________________
>         >         
>         >         From: ofw-bounces at lists.openfabrics.org
>         >         [mailto:ofw-bounces at lists.openfabrics.org] On Behalf
>         >         Of ssufficool
>         >         Sent: Friday, August 31, 2007 8:42 AM
>         >         To: ofw
>         >         Subject: RE: [ofw] Windows Update and IB stack
>         >         versions
>         >         
>         >         
>         >         
>         >         I'm having Sporadic connectivity with IPoIB using
>         >         the WinIB stack on MLX Infinihost II Ex HCAs and
>         >         Cisco 7000P switches with integrated SM (on the
>         >         switch). Is there a specific power on sequence I
>         >         should be using or other considerations?
>         >         
>         >         Also, are there any compatibility issues with using
>         >         OFED gen2 and WinIB gen1 stacks? I have been having
>         >         nothing but headaches with IPoIB and SRP.
>         >         
>         >         Please help. Thank you.
>         >         
>         >         On Sun, 2007-08-26 at 12:43 +0300, Leonid Keller
>         >         wrote: 
>         >         
>         >         > Hi, 
>         >         > The version of WHQL'ed drivers are 1.3.0.1984. 
>         >         > Inrease minor version to 4 and rebuild the drivers
>         >         > you are using to get 1.4.0.X version. 
>         >         > Then WU won't trouble you more. 
>         >         > Leonid 
>         >         > 
>         >         > __________________________________________________
>         >         > 
>         >         > 
>         >         > From: ofw-bounces at lists.openfabrics.org
>         >         > [mailto:ofw-bounces at lists.openfabrics.org] On
>         >         > Behalf Of Jan Bottorff
>         >         > Sent: Friday, August 24, 2007 1:44 PM
>         >         > To: Tzachi Dar; ofw at lists.openfabrics.org
>         >         > Subject: RE: [ofw] Windows Update and IB stack
>         >         > versions
>         >         > 
>         >         > 
>         >         > 
>         >         >         
>         >         >         Hi,
>         >         >         
>         >         >          
>         >         >         
>         >         >         As far as I can tell, Windows Update
>         >         >         should offer mthca and probably the IB bus
>         >         >         driver (although at the moment they don’t
>         >         >         seem to show up). It basically matches on
>         >         >         PnP id and driver date. The if PnP is the
>         >         >         same as what’s installed, and the WU
>         >         >         driver date is newer, WU offers it as an
>         >         >         update. The paper at
>         >         >         http://www.microsoft.com/whdc/maintain/WU_logic.mspx explains the logic.
>         >         >         
>         >         >          
>         >         >         
>         >         >         Windows Update I don’t believe will force
>         >         >         a driver update on you, but it does offer
>         >         >         it if you select custom (which I always do
>         >         >         just see what MSFT thinks they should do
>         >         >         to my system before they do it). Some
>         >         >         users will just periodically install
>         >         >         whatever has been updated (good for
>         >         >         security patches, bad in this driver
>         >         >         case).
>         >         >         
>         >         >          
>         >         >         
>         >         >         Jan
>         >         >         
>         >         >          
>         >         >         
>         >         >         
>         >         >                              
>         >         >         __________________________________________
>         >         >         
>         >         >         From: Tzachi Dar
>         >         >         [mailto:tzachid at mellanox.co.il] 
>         >         >         Sent: Friday, August 24, 2007 12:27 AM
>         >         >         To: Jan Bottorff;
>         >         >         ofw at lists.openfabrics.org
>         >         >         Subject: RE: [ofw] Windows Update and IB
>         >         >         stack versions
>         >         >         
>         >         >         
>         >         >         
>         >         >         
>         >         >          
>         >         >         Is the problem you are seeing specific to
>         >         >         IPOIB or does it happen also for other
>         >         >         drivers?
>         >         >         
>         >         >         
>         >         >         What I mean is this: It seems that one can
>         >         >         easily solve the problem for ipoib but
>         >         >         what happens for the bus driver and the
>         >         >         low level driver (mthca.sys). Are they
>         >         >         also replaced by windows update?
>         >         >         
>         >         >         
>         >         >         
>         >         >         
>         >         >         
>         >         >          
>         >         >         It seems that solving the problem for
>         >         >         IPOIB can be done,  but what about other
>         >         >         components?
>         >         >         
>         >         >         
>         >         >         
>         >         >         
>         >         >         
>         >         >          
>         >         >         Thanks
>         >         >         
>         >         >         
>         >         >         Tzachi
>         >         >         
>         >         >         
>         >         >         
>         >         >                 
>         >         >                 
>         >         >                   
>         >         >                 
>         >         >                                  
>         >         >                 __________________________________
>         >         >                 
>         >         >                 From:
>         >         >                 ofw-bounces at lists.openfabrics.org
>         >         >                 [mailto:ofw-bounces at lists.openfabrics.org] On Behalf Of Jan Bottorff
>         >         >                 Sent: Wednesday, August 22, 2007
>         >         >                 5:30 AM
>         >         >                 To: ofw at lists.openfabrics.org
>         >         >                 Subject: [ofw] Windows Update and
>         >         >                 IB stack versions
>         >         >                 
>         >         >                 I see the WHQL signed IPoIB
>         >         >                 drivers are on Windows Update now.
>         >         >                 This brings to light a problem in
>         >         >                 the IB stack.
>         >         >                 
>         >         >                  
>         >         >                 
>         >         >                 The issue is the PnP hardware id’s
>         >         >                 generated by the IB bus for
>         >         >                 virtual devices are not version
>         >         >                 specific. This means if I install
>         >         >                 the latest IB stack build, Windows
>         >         >                 Update will still offer to update
>         >         >                 my IPoIB drivers, even though they
>         >         >                 probably would be incompatible
>         >         >                 with the other IB stack
>         >         >                 components. The WHQL drivers are
>         >         >                 approximately build 614, and I
>         >         >                 know the IBAL interface has new
>         >         >                 functions and a new version number
>         >         >                 in the current build. There is
>         >         >                 absolutely nothing to tell Windows
>         >         >                 Update that drivers for PnP
>         >         >                 hardware id “IBA\IPoIB” in version
>         >         >                 614 of the IB stack will not work
>         >         >                 on a stack looking for say the 758
>         >         >                 build of the PnP hardware id “IBA
>         >         >                 \IPoIB”.
>         >         >                 
>         >         >                  
>         >         >                 
>         >         >                 It seems like some version number
>         >         >                 and optionally a vendor unique id
>         >         >                 needs to be part of all the PnP
>         >         >                 id’s generated, to assure updates
>         >         >                 only happen between compatible
>         >         >                 components. 
>         >         >                 
>         >         >                  
>         >         >                 
>         >         >                 Jan
>         >         >                 
>         >         >                  
>         >         >                 
>         >         > 
>         >         > _______________________________________________
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>         > 
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