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  1. Replies
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    Re: [Josh-TotalView-Tech] Question about starting MPICH debug session

    Hi Josh,

    After upgrading from mpich2-1.0.5 to 1.0.5p4 and run the MPI job with "mpirun -tvsu -np 2 ./testMPI",
    I can attach to the parallel job now. In the Root window, there will be 3...
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    Re: [Josh-TotalView-Tech] Question about starting MPICH debug session

    Hi Joesh,

    Thanks for your detailed reply.
    Now I have managed to start the MPI debug session correctly either by command "mpirun -tv -np 2 ./testMPI" or via the TVD GUI.

    Here I have...
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    Question about starting MPICH debug session

    Hi,

    Recently I just received my enterprise licencse. But after installing the valid license, I face some confusing problems when launching the MPI debug session with latest...
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    Re: [Rob-TotalView] Problems about debugging MPI program

    Hi Rob,
    I have solved this problem. As required by MPICH2 install-guide, to launch MPI job under the control of TV with mpirun command (e.g.: mpirun -tv -np xx App), the MPICH package must be...
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    Problems about debugging MPI program

    Hi all,
    I have encountered some problems when debugging MPI program with totalview-8.0.1. When run the following command:
    mpirun -tv -np 4 MPIDebug
    it complains that:

    mpiexec_linux:...
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    About TotalView's ATTACH functionality

    Hi,

    I'm very interested in (also confused by) TotalView's ATTACH funtionality when used with srun.
    When TotalView tries to attach a job launched by srun, the pid of the srun is used as the...
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    Re: [mwolfe] How to start parallel debug session using SLURM

    Hi Matt,

    Thanks for your help. I have managed to lauch MPI debug sesseion with SLURM.
    Here I have another question.
    As we know that TotalView can attach to an existing process lauched by...
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    Re: [mwolfe] How to start parallel debug session using SLURM

    Hi Matt,

    Oh...Our compute nodes don't install coreutils in order to save ramdisk space!
    Thanks.

    Another problem. After TotalView has lauched a parallel debug session, using "totalview...
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    Re: [mwolfe] How to start parallel debug session using SLURM

    Hi Matt,

    After copying the lines into tvdrc file, and run: totalview srun -a -n count app,

    the bulk lauch failed and produced the following messages:
    .....
    srun --jobid=704 -N1 -n1...
  10. Replies
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    Re: [mwolfe] How to start parallel debug session using SLURM

    Hi Matt,

    That's what I wanted. It would be better to have srun to bulk lauch all the necessary tvdsvr's.

    My platform is Linux-IA64. Please tell me how to do it.

    Best regards, ...
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    Re: [Josh-Etnus] How to start parallel debug session using SLURM

    Hi Josh,

    Thanks a lot for your detailed reply.
    As we know, Totalview lauches the debug server, tvdsvr, through rsh/ssh on the compute nodes allocated by srun .
    It means that the target...
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    How to start parallel debug session using SLURM

    Hi,
    I'd like to debug MPI task using TotalView. However, our parallel environment uses SLURM to lauch jobs.
    So, I'd like to know how to combine TotalView with SLURM?
    I note the TotalView's...
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