[mpich-discuss] mvapich2 on multiple nodes: 2 problems
Dhabaleswar Panda
panda at cse.ohio-state.edu
Wed Apr 21 11:44:38 CDT 2010
The quickstart guide you are referring to is for MPICH2, not MVAPICH2.
The user guide and code base for MVAPICH2 is available from
http://mvapich.cse.ohio-state.edu. MVAPICH2 is based on MPICH2. However,
it is designed and optimized for InfiniBand, RDMAoE, etc.
If you are experiencing any issues in running MPICH2, somebody on this
list can extend help to you.
If you are running your MPI application on an InfiniBand cluster and using
MVAPICH2 you can post your question to mvapich-discuss at cse.ohio-state.edu.
Hope this helps.
DK
> Thanks for the quick reply.
>
> According to the quickstart guide, it should be possible with mpd to launch a process using multiple processors (page 33 of www.fz-juelich.de/jsc/datapool/page/4224//install.pdf). Is this not correct then?
>
> I'm not sure what version of mpich2 I'm using - how can I find out? "mpirun_rsh -v" doesn't work. It will be the version from around the end of last year though, since that's when I downloaded it. The nodes are connected by a simple standard ethernet connection.
>
> I looked into mpirun_rsh as you kindly suggested, but when I run:
> mpirun_rsh -hostfile ./machinefile -n 8 /home/me/test/software.ex > job.out 2> job.err
>
> I get an error:
> ------
> bash: line 0: cd: /home/me/test: No such file or directory
> chdir: No such file or directory
>
> Child exited abnormally!
> Killing remote processes...DONE
> ------
> where machinefile contains:
> ------
> december
> december
> december
> december
> quad
> quad
> quad
> quad
> -------
>
> I appreciate your help.
>
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