[Pw_forum] problem in MPI running of QE (16 processors)

[Duy Le]

You can use:
mpiexec --help
or
man mpiexec
to see how to have correct command
--------------------------------------------------
Duy Le
PhD Student
Department of Physics
University of Central Florida.

"Men don't need hand to do things"



On Fri, Mar 4, 2011 at 1:53 PM, Alexander G. Kvashnin
<agkvashnin at gmail.com> wrote:
> I create PBS task on supercomputer MIPT-60 where I write
>
> mpiexec ../../espresso-4.2.1/bin/pw.x -in graph.inp > output.opt
> all other types of this line such as
> mpiexec -np 16 ../../espresso-4.2.1/bin/pw.x -in graph.inp > output.opt
>
> doesn't work.
> Maybe this number of processor too small for parallel calculation to QE?
>
>
> On 4 March 2011 21:37, Eyvaz Isaev <eyvaz_isaev at yahoo.com> wrote:
>>
>> Dear  Alexander,
>>
>> How do you run a job? You should launch a command like (some parameters
>> are omitted)
>> mpirun -np 16 -maxtime 30 ./pw.x < scf.in >scf.out
>>
>> The easiest way to be added to the forum list  is subscribing  to this
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>>
>> Please also provide your affiliation.
>>
>> Best regards,
>>  Eyvaz.
>> -------------------------------------------------------------------
>> Prof. Eyvaz Isaev,
>> Department of Physics, Chemistry, and Biology (IFM), Linkoping University,
>> Sweden
>> Theoretical Physics Department, Moscow State Institute of Steel & Alloys,
>> Russia,
>> isaev at ifm.liu.se, eyvaz_isaev at yahoo.com
>>
>> ________________________________
>> From: Alexander G. Kvashnin <agkvashnin at gmail.com>
>> To: pw_forum at pwscf.org
>> Sent: Fri, March 4, 2011 9:07:46 PM
>> Subject: [Pw_forum] problem in MPI running of QE (16 processors)
>>
>> Hello,
>>
>> I have some problem when I ran parallel version of QE (16 procs), I saw
>> next line in output file
>>
>> Parallel version (MPI), running on 1 processors
>> And it works using only 1 processor, but there is MPI version.
>> Help me please in my problem
>> Thank you!
>> --
>> Sincerely yours
>> Alexander G. Kvashnin
>>
>>
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>>
>
>
>
> --
> Sincerely yours
> Alexander G. Kvashnin
>
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