[Mpi-comments] Status of the Async-proc-mgmt proposal

William Gropp wgropp at illinois.edu
Fri Oct 10 14:08:08 CDT 2014

That effort is inactive at this time.  

One reason is that you can achieve much of the same behavior by creating a separate thread for each blocking call that you want to be asynchronous, and most environments that support MPI dynamic processes also support threads.


On Oct 10, 2014, at 5:12 AM, Maciej Szpindler <m.szpindler at icm.edu.pl> wrote:

> Dear MPI-Forum,
> I would like to ask about the status of the nonblocking process
> creation mechanism (aka Async-proc-mgmt) which I have found on
> the MPI Forum wiki pages. I am trying to implement dynamic resource
> allocation for my research work and I was thinking about nonblocking
> MPI_Comm_spawn counterpart. I have googled for "MPI_Icomm_spawn" and
> found the proposal details.
> I am curious if any further development exist. Is there any reference
> implementation that might be usable? What does it mean in practice
> that this proposal is dormant, would it be included in any predictable
> future?
> I would appreciate any hints or comments on the nonblocking process
> management with MPI.
> Best Regards,
> Maciej Szpindler
> ICM, University of Warsaw
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