[mpich-discuss] A problem in running mpi code on ubuntu 13.10

ehsan saei ehsan.saei at gmail.com
Tue Jan 28 08:50:30 CST 2014


for size the output is 1 independent from the number of processed that I
declare with "mpiexec -n ..."


On Tue, Jan 28, 2014 at 3:12 PM, Reuti <reuti at staff.uni-marburg.de> wrote:

> Am 28.01.2014 um 11:18 schrieb ehsan saei:
>
> > I still have the problem with mpi
>
> In the program you cited you don't output the size. Can you output the
> size in addition?
>
> -- Reuti
>
>
>
> > On Mon, Jan 27, 2014 at 4:47 PM, ehsan saei <ehsan.saei at gmail.com>
> wrote:
> > which mpicxx returns: /usr/bin/mpicxx
> >
> >
> > On Mon, Jan 27, 2014 at 4:44 PM, Reuti <reuti at staff.uni-marburg.de>
> wrote:
> > Am 27.01.2014 um 16:41 schrieb ehsan saei:
> >
> > > I compile the code with:  mpicxx main.cpp
> > > and run it with: mpiexec -n 8 ./a.out
> >
> > Does `which mpicxx` resp. `which mpiexec` point to the intended target?
> >
> > -- Reuti
> >
> >
> > > I use a single computer with dual core core i3
> > >
> > >
> > > On Mon, Jan 27, 2014 at 4:39 PM, Wesley Bland <wbland at mcs.anl.gov>
> wrote:
> > > The code is fine. The problem is most likely either the way you're
> executing your code or the way you installed it. Can you tell us how you
> executed in on the command line to start?
> > >
> > > Thanks,
> > > Wesley
> > >
> > >
> > >
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