[ofa-general] Performance of UDAPL RDMA vs IB verbs

[Hal Rosenstock]

On Fri, 2008-02-15 at 13:46 -0500, Chuck Hartley wrote:
> Yes, we are using OpenSM and I found where to set the -V switch
> in /etc/opensm.conf.  I started opensmd  service on the current node
> and looked at the log file it created.  I have no idea what I am
> looking at / for... there are two items that stand out - PortInfo
> dumps and SMP dumps.  What is it I am looking for or what can I post
> here?

SA PathRecord requests/responses to your end node.

> On Fri, Feb 15, 2008 at 12:47 PM, Hal Rosenstock
> <hrosenstock at xsigo.com> wrote:
>         On Fri, 2008-02-15 at 09:30 -0800, Hal Rosenstock wrote:
>         > On Fri, 2008-02-15 at 09:23 -0800, Arlin Davis wrote:
>         > > I would concentrate on the path record information
>         returned
>         > > from the SA and compare against the straight verbs test
>         > > configuration.
>         > >
>         > > Hal/Sean, is there an easy way to see path record
>         information 
>         > > from the query?
>         >
>         > Most SMs have a way to display the PathRecord responses
>         being returned
>         > by the SA. Would that work ? If OpenSM is being used, use -V
>         on the
>         > command line for this. Contact your vendor if a vendor
>         specific SM is
>         > being used and this technique would work for your purposes.
>         
>         
>         Another alternative would be to use madeye on the end node but
>         I don't
>         think there's much decode there so that would need to be done
>         by "hand".
>         
>         -- Hal
>         
>         >
>         > -- Hal
>         >
>         > > -arlin
>         > >
>         > >
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