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Subject: Re: [OMPI users] Number of processes and spawn
From: Ralph Castain (rhc_at_[hidden])
Date: 2010-02-26 08:39:44


No known limitations of which we are aware...the variables are all set to
int32_t, so INT32_MAX would be the only limit I can imagine. In which case,
you'll run out of memory long before you hit it.

2010/2/26 Federico Golfrè Andreasi <federico.golfre_at_[hidden]>

> HI !
>
> have you ever did some analysis to understand if there is a limitation in
> the number of nodes usable with OpenMPI-v1.4 ?
> Using also the functions MPI_Comm_spawn o MPI_Comm_spawn_multiple.
>
> Thanks,
> Federico
>
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