Open MPI logo

Open MPI Development Mailing List Archives

  |   Home   |   Support   |   FAQ   |   all Development mailing list

Subject: Re: [OMPI devel] RFC: changes to modex
From: Gleb Natapov (glebn_at_[hidden])
Date: 2008-04-02 10:27:27

On Wed, Apr 02, 2008 at 10:21:12AM -0400, Jeff Squyres wrote:
> * int ompi_modex_proc_send(...): send modex data that is specific to
> this process. It is just about exactly the same as the current API
> call (ompi_modex_send).
> * int ompi_modex_node_send(...): send modex data that is relevant
> for all processes in this job on this node. It is intended that only
> one process in a job on a node will call this function. If more than
> one process in a job on a node calls _node_send(), then only one will
> "win" (meaning that the data sent by the others will be overwritten).
In the case of openib BTL what part of modex are you going to send using
proc_send() and what part using node_send()?