[EMAIL PROTECTED] wrote on Tue, 07 Aug 2007 13:43 -0500:
> On Tue, Aug 07, 2007 at 02:06:02PM -0400, Scott Atchley wrote:
> > Do other BMI methods open two endpoints per process or does PVFS2
> > have a means to share the endpoint from MPICH2?
[..]
> We definiely don't do anything magical to share mpich and pvfs
> connections. As you probably saw, we open a GM port for MPICH and for
> PVFS. Not sure about infiniband.
Same thing in IB. Non-integrated. Worse yet, MPI and PVFS both do
their own memory registration of user buffers, pinning buffers twice
if used both for communication and IO.
-- Pete
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