Hi Jeff, Thank you for your reply, I think the MPI_COMM_Spawn is for generating new processes but I need to add more node or cores after pausing the job, am I right ? On 10/08/2015 08:11 AM, Jeff Hammond wrote:

See MPI_Comm_spawn(_multiple).

Jeff

On Wednesday, October 7, 2015, Zhao, Xin <[email protected] <mailto:[email protected]>> wrote:

Hi Wahi,

Do you mean you want to change number of hosts during one MPI execution? If so, we think that is not possible.

Xin ________________________________________ From: wahi [[email protected] <javascript:;>] Sent: Wednesday, October 07, 2015 2:43 AM To: [email protected] <javascript:;> Subject: [mpich-discuss] Can the MPICH job pause and resumed

Hi,

I would like to know if there is possibility to pause the MPICH job and restart it with more node numbers ?

Thanks in advance for any help or suggestion.

Regards, Wahi _______________________________________________ discuss mailing list [email protected] <javascript:;> To manage subscription options or unsubscribe: https://lists.mpich.org/mailman/listinfo/discuss _______________________________________________ discuss mailing list [email protected] <javascript:;> To manage subscription options or unsubscribe: https://lists.mpich.org/mailman/listinfo/discuss

-- Jeff Hammond [email protected] <mailto:[email protected]> http://jeffhammond.github.io/

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