Open MPI logo

Open MPI User's Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Open MPI User's mailing list

Subject: Re: [OMPI users] RE : MPI_Comm_connect() fails
From: jody (jody.xha_at_[hidden])
Date: 2008-03-13 07:12:07

That reply was intended to another post!


On Thu, Mar 13, 2008 at 8:21 AM, jody <jody.xha_at_[hidden]> wrote:
> HI
> I think the recvcount argument you pass to MPI_Allgather should not be
> 1 but instead
> the number of MPI_INTs your buffer rem_rank_tbl can contain.
> As it stands now, you tell MPI_Allgather that it may only receive 1 MPI_INT.
> Furthermore, i'm not sure, but i think your receive buffer should be
> large enough
> to contain messages from *all* processes, and not just from the "far side"
> Jody
> .