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Subject: Re: [OMPI devel] OMPI OpenIB Credit Schema breaks Chelsio HW
From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2008-03-11 08:39:16


On Mar 10, 2008, at 2:04 PM, Jon Mason wrote:

> Specifying only 1 PP QP via command line seems to be working. It now
> passes a tests that failed 100% of the time with the credit issue on
> my
> 2 node cluster. Futher tests on a larger setup are still pending, but
> this looks like a good workaround.

Good!

> I think adding an additional field to the mca-btl-openib-hca-
> params.ini
> file to have the 1 PP QP by default would be a good long(er) term
> solution to this. This way those adapters that have this deficiency
> can
> specify it and should work "out of the box".

Perfect; extending the ini file to understand "receive_queues" (in the
same way that the other fields are understood) would seem like a good
solution.

-- 
Jeff Squyres
Cisco Systems