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Subject: Re: [OMPI users] Strange OpenMPI messages
From: Tohiko Looka (tohiko.looka_at_[hidden])
Date: 2012-02-14 16:02:31


Sorry for the noob question, but how do I check my network type and if OFED
service is running correctly or not? And how do I run it

Thank you,

On Tue, Feb 14, 2012 at 2:14 PM, Jeff Squyres <jsquyres_at_[hidden]> wrote:

> Do you have an OpenFabrics-based network? (e.g., InfiniBand or iWarp)
>
> If so, this error message usually means that OFED is either installed
> incorrectly, or is not running properly (e.g., its services didn't get
> started properly upon boot).
>
> If you don't have an OpenFabrics-based network, then it usually means that
> you have OpenFabrics services running when you really shouldn't (because
> you don't have any OpenFabrics-based devices).
>
>
> On Feb 14, 2012, at 4:48 AM, Tohiko Looka wrote:
>
> > Greetings,
> >
> > Until today I was running my openmpi applications with no errors/warnings
> > Today I restarted my computer (possibly after an automatic openmpi
> update) and got these warnings when
> > running my program
> > [tohiko_at_kw12614 1d]$ mpirun -x LD_LIBRARY_PATH -hostfile hosts -np 10
> hello
> > librdmacm: couldn't read ABI version.
> > librdmacm: assuming: 4
> > CMA: unable to get RDMA device list
> >
> --------------------------------------------------------------------------
> > [[21652,1],0]: A high-performance Open MPI point-to-point messaging
> module
> > was unable to find any relevant network interfaces:
> >
> > Module: OpenFabrics (openib)
> > Host: kw12614
> >
> > Another transport will be used instead, although this may result in
> > lower performance.
> >
> --------------------------------------------------------------------------
> > [kw12614:03195] 10 more processes have sent help message
> help-mpi-btl-base.txt / btl:no-nics
> > [kw12614:03195] Set MCA parameter "orte_base_help_aggregate" to 0 to see
> all help / error messages
> >
> >
> > Is this normal? And how come it happened now?
> > -- Tohiko
> > _______________________________________________
> > users mailing list
> > users_at_[hidden]
> > http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>
> --
> Jeff Squyres
> jsquyres_at_[hidden]
> For corporate legal information go to:
> http://www.cisco.com/web/about/doing_business/legal/cri/
>
>
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