[mpich-discuss] RES: MPI Questions!

[Renato Tegon Forti]

Thanks! This is exactly what I need! :)

-----Mensagem original-----
De: mpich-discuss-bounces at mcs.anl.gov
[mailto:mpich-discuss-bounces at mcs.anl.gov] Em nome de Pavan Balaji
Enviada em: quarta-feira, 4 de abril de 2012 19:00
Para: re.tf at acm.org; mpich-discuss at mcs.anl.gov
Assunto: Re: [mpich-discuss] MPI Questions!


On 04/04/2012 04:03 PM, Renato Tegon Forti wrote:
> 1)I start my MPI using this command:
>
> mpiexec -f hosts.txt -n 10 process_engine
>
> Have any way to run MPI program detached from terminal, like a daemon? 
> I need start my MPI program and close terminal! And MPI program need 
> continuously run in background.

Did you try:

nohup mpiexec -f hosts.txt -n 10 process_engine &

> 2)This scenarios introduces a new problem:
>
> I need get all generated information (from master and slaves) and log 
> on a centralized log.txt file!

If they all print to stdout, all the output gets tunneled through mpiexec.

  -- Pavan

--
Pavan Balaji
http://www.mcs.anl.gov/~balaji
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