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From: Jeff Pummill (jpummil_at_[hidden])
Date: 2007-08-23 23:27:43


Hey Brock,

Nope, no error messages during the execution. Plus, there were no errors
when I built Open MPI, so I guess I am good.

Thanks for the info. I appreciate it.

Jeff F. Pummill
University of Arkansas
Fayetteville, Arkansas 72701
(479) 575 - 4590
http://hpc.uark.edu

Brock Palen wrote:
> You will know if it doesn't, You will have a bunch of messages about
> not finding a ib card and that openMPI is falling back to another
> transport.
>
> Do all your nodes have infiniband?
>
> Brock Palen
> Center for Advanced Computing
> brockp_at_[hidden]
> (734)936-1985
>
>
> On Aug 23, 2007, at 9:27 PM, Jeff Pummill wrote:
>
>> I have successfully compiled Open MPI 1.2.3 against Intel 8.1 compiler
>> suite and old (3 years) mvapi stack using the following configure:
>>
>> configure --prefix=/nfsutil/openmpi-1.2.3
>> --with-mvapi=/usr/local/topspin/ CC=icc CXX=icpc F77=ifort FC=ifort
>>
>> Do I need to assign any particular flags to the command line
>> submission
>> to ensure that it is using the IB network instead of the TCP? Or
>> possibly disable the Gig-E with ^tcp to see if it still runs
>> successfully?
>>
>> I just want to be sure that Open MPI is actually USING the IB network
>> and mvapi.
>>
>> Thanks!
>>
>> Jeff Pummill
>>
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>
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