Hi

This is a MPICH2 error, not OpenMPI.
I saw you sent the same message to the MPICH list.
It looks like you are mixed both MPI flavors.

Gus Correa
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Gustavo Correa
Lamont-Doherty Earth Observatory - Columbia University
Palisades, NY, 10964-8000 - USA
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Ankush Kaul wrote:
We are facing another problem, we were tryin to install different benchmarking packages

now whenever we try to run *mpirun* command (which was working perfectly before) we get this error: /usr/local/bin/mpdroot: open failed for root's mpd conf filempdtrace (__init__ 1190): forked process failed; status=255/

whats the problem here?




On Tue, Apr 21, 2009 at 11:45 PM, Gus Correa <g...@ldeo.columbia.edu <mailto:g...@ldeo.columbia.edu>> wrote:

    Hi Ankush

    Ankush Kaul wrote:

        @Eugene
        they are ok but we wanted something better, which would more
        clearly show de diff in using a single pc and the cluster.

        @Prakash
        i had prob with running de programs as they were compiling using
        mpcc n not mpicc

        @gus
        we are tryin 2 figure out de hpl config, its quite complicated,


    I sent you some sketchy instructions to build HPL,
    on my last message to this thread.
    I built HPL and run it here yesterday that way.
    Did you try my suggestions?
    Where did you get stuck?


        also de locate command lists lots of confusing results.


    I would say the list is just long, not really confusing.
    You can  find what you need if you want.
    Pipe the output of locate through "more", and search carefully.
    If you are talking about BLAS try "locate libblas.a" and
    "locate libgoto.a".
    Those are the libraries you need, and if they are not there
    you need to install one of them.
    Read my previous email for details.
    I hope it will help you get HPL working, if you are interested on HPL.


    I hope this helps.

    Gus Correa
    ---------------------------------------------------------------------
    Gustavo Correa
    Lamont-Doherty Earth Observatory - Columbia University
    Palisades, NY, 10964-8000 - USA
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        @jeff
        i think u are correct we may have installed openmpi without VT
        support, but is there anythin we can do now???

        One more thing I found this program but dont know how to run it
        : http://www.cis.udel.edu/~pollock/367/manual/node35.html

        Thanks 2 all u guys 4 putting in so much efforts to help us out.


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