[mpich-discuss] hydra_pmi_proxy: No such file
Pavan Balaji
balaji at mcs.anl.gov
Mon Oct 1 20:27:51 CDT 2012
The remote node doesn't seem to have MPICH2 installed (or at least not
in the same location). ssh to the remote node and see if
/mirror/mpich2/bin/hydra_pmi_proxy is present.
On 10/01/2012 04:21 PM, Martin Gilchrist wrote:
> Hi Anthony.
> That does run successfully but doesn't exercise the file of hosts.
> I was using mpiexec -f machinefile -n 2 ./cpi
> where machinefile has two lines
> martin-desktop
> <hostname of machine where ./cpi is launched>
> Martin.
> *From:* Anthony Chan <chan at mcs.anl.gov>
> *To:* Martin Gilchrist <gilchrist.martin at yahoo.com>;
> mpich-discuss at mcs.anl.gov
> *Sent:* Monday, October 1, 2012 1:49 PM
> *Subject:* Re: [mpich-discuss] hydra_pmi_proxy: No such file
>
>
> If cpi is on a shared filesystem, try "mpiexec -n 4 ./cpi"
>
> ----- Original Message -----
> > Hi.
> >
> > This is my first time using mpi-discuss, so if this is the wrong
> > location for my question please let me know.
> >
> > I am trying to run the "cpi" program and am getting the message:
> >
> > bash: /mirror/mpich2/bin/hydra_pmi_proxy: No such file or directory.
> >
> > I have set up a 2 machine "cluster" using the directions from the
> > Ubuntu documentation at:
> >
> >
> > https://help.ubuntu.com/community/MpiClusterUbuntu
> >
> >
> > I can ssh into each machine from the other.
> >
> > which mpiexec
> >
> > returns
> >
> > /mirror/mpich2/bin/mpiexec
> >
> > so the file is there.
> >
> > My guess is that hydra should be running on all nodes but when I do a
> > ps aux | grep hydra I do not see that it is running.
> >
> > Have I missed something obvious?
> >
> > Thanks.
> > Martin
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>
>
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--
Pavan Balaji
http://www.mcs.anl.gov/~balaji
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