[mpich-discuss] rank 0 on one node

[akshar bhosale]

hi
how working dir is related to my situation?
pl elaborate the actual commands..
thanks

On 9/17/12, Mahesh Doijade <maheshdoijade at gmail.com> wrote:
> Hi,
>     I can't say particularly about running using torque but to run on
> cluster using Intel MPI you can use the mpiexec -gwdir or -wdir options to
> specify a working directory for the application.
>
> For instance: mpiexec.exe -machinefile machine_file -n 4 -wdir
> \\host\share_folder IMB-MPI1.exe
>
> your machinefile need to contain process to node for example-
>
>  2:node1
>
> 3:node2
>
> --
>
> Regards,
> -- Mahesh Doijade
> MTech - II (CSE) ,
> Walchand College of Engineering, Sangli
> Cell No.: 9969073453
> http://www.hpc.wce.org.in/site/
>
> On Mon, Sep 17, 2012 at 2:24 PM, rigved sharma
> <rigved.sharma123 at gmail.com>wrote:
>
>> Hi Mahesh,
>>
>>    can you be more specific about it? we rae using intel mpi and torque.
>>
>> On 9/17/12, Mahesh Doijade <maheshdoijade at gmail.com> wrote:
>> > Hi,
>> >     Initially you need to form the cluster by doing the ssh
>> > passwordless
>> > login amongst the node in your cluster, then you have to create a
>> > machinefile consisting of process to node mapping and pass it to
>> > mpiexec
>> > while launching your MPI job. all the details about the creation of
>> > machinefile and job launching is given in link below.
>> > http://wiki.mcs.anl.gov/mpich2/index.php/Using_the_Hydra_Process_Manager
>> >     So in your case of launching of the master process on the separate
>> > desired node can be achieved through mentioning the same in the
>> machinefile
>> > and rest as required.
>> >
>> > Regards,
>> > -- Mahesh Doijade
>> > MTech - II (CSE) ,
>> > Walchand College of Engineering, Sangli
>> >
>> >
>> >
>> >
>> >
>> > On Mon, Sep 17, 2012 at 1:51 AM, rigved sharma
>> > <rigved.sharma123 at gmail.com>wrote:
>> >
>> >> hi,
>> >>
>> >> i have intel mpi configured on our cluster where we are running the
>> >> job
>> >> in
>> >> which it is required that only master process should execute on 1 node
>> (1
>> >> seperate node of 8 procs) and rest 63 processes on 63 procs (8 nodes
>> >> of
>> 8
>> >> proc each). how it can be acieved.
>> >>
>> >> -ruchir b.
>> >>
>> >>
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>> >
>>
>