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From: "Guay Wei Lin" <weilin-S8y2klWGCOFhl2p70BpVqQ@public.gmane.org>
To: "'Hefty,
	Sean'" <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
	linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: RE: MPI traffic with service Level
Date: Wed, 9 Jun 2010 16:00:07 +0200	[thread overview]
Message-ID: <000101cb07dc$14fa2b10$3eee8130$@no> (raw)
In-Reply-To: <CF9C39F99A89134C9CF9C4CCB68B8DDF255F5DE8D2-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>

Thanks, Sean! It's working for me now. 

-----Original Message-----
From: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
[mailto:linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org] On Behalf Of Hefty, Sean
Sent: Wednesday, June 09, 2010 12:16 AM
To: Guay Wei Lin; linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: RE: MPI traffic with service Level 

> I'm interested in the MPI traffic that take into the consideration of the
> SL(service level)-Path mapping (as decided by SA/SM). For e.g LASH routing
> algorithm that uses SL/VL as the deadlock avoidance for routing. Is there
> any way that I can make MPI traffic that uses the SL that as indicated by
> the SA/SM? Any help/hints would be appreciated. Thanks again.

If MPI is set to use the rdma_cm, it will obtain SL information from the SA.
I believe most MPIs support this option through some means.  Beyond that,
there may be other ways to do this based on the MPI that you're using.

- Sean
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      parent reply	other threads:[~2010-06-09 14:00 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-08 21:01 MPI traffic with service Level Guay Wei Lin
2010-06-08 22:15 ` Hefty, Sean
     [not found]   ` <CF9C39F99A89134C9CF9C4CCB68B8DDF255F5DE8D2-osO9UTpF0USkrb+BlOpmy7fspsVTdybXVpNB7YpNyf8@public.gmane.org>
2010-06-09 14:00     ` Guay Wei Lin [this message]

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