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Subject: Re: [OMPI users] How can use comm_spawn when the host is off-line
From: Ralph Castain (rhc_at_[hidden])
Date: 2012-09-20 06:42:26


It isn't possible to do so.

On Sep 19, 2012, at 10:16 PM, rushing <237716748_at_[hidden]> wrote:

> When i use the function comm_spawn ,it can not to be work on an off-line host.
> but it can run well when the network is connected using a fault configure.
>
> on the page http://www.open-mpi.org/community/lists/users/2010/01/11825.php
> it says"Shared memory doesn't extend between comm_spawn'd parent/child processes in Open MPI. Perhaps someday it will, but not yet."
>
>
> How can i run comm_spawn on an off-line host?
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