[mvapich-discuss] SDP run stuck with Nemesis

[Devendar Bureddy]

Hi Eva

We do not test TCP/IP interface rigorously. MVAPICH2 is geared for
high performance design for IB over verbs. For tcp/ip support, can you
please try with MPICH2 and see if issue still exist?

-Devendar

On Fri, Feb 1, 2013 at 8:40 AM, Eva Mishra <evam at cdac.in> wrote:
>
>
> we are running IMB benchmark with MVAPICH2-1.9 - (TCP/IP build for
> Nemesis) over InfiniBand 20Gbps network
>
> we are observing IMB runs with SDP get stuck in Reduce_scatter benchmark.
> This observation is true only for Nemesis channel. For CH3 channel, all
> benchmarks are through successfully.
>
> What can be done to resolve this problem?
>
>
> Regards,
> Eva
>
>
>
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-- 
Devendar