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Subject: Re: [OMPI users] Serial Rapid IO plug in ?
From: Mohamed Husain A.K (husainak_at_[hidden])
Date: 2011-02-03 11:57:10


thanks jeff,
I shall ping you on devel list.

Mohamed Husain
On Thu, Feb 3, 2011 at 6:24 PM, Jeff Squyres <jsquyres_at_[hidden]> wrote:

> On Feb 3, 2011, at 12:39 AM, Mohamed Husain A.K wrote:
>
> > Is there any plug in support for byte transfer for SRIO
>
> Not to my knowledge.
>
> > if not how to go about with the developement of a plug-in
> > The SRIO interface has got a ethernet like encapsulation.
>
> I know very little about SRIO (i.e., I skimmed
> http://en.wikipedia.org/wiki/RapidIO :-) ). I read that article to mean
> that SRIO is used within a single compute server. If that's true, is it
> better to use SRIO directly (vs. shared memory-based communication)? If I'm
> incorrect and you're using SRIO like a network fabric, then it might be
> useful to use SRIO for point-to-point MPI communications and see how it
> does.
>
> I have no idea what the API is for SRIO, but I'm guessing it would be
> suitable as a Byte Transfer Layer (BTL) plugin for Open MPI. BTLs are the
> back-end implementations behind the "ob1" plugin for the Point-to-Point
> Messaging Layer (PML) in Open MPI -- i.e., the back-end behind the MPI
> semantics for MPI_SEND, MPI_RECV, etc.
>
> There's a few different options for developing new plugins in OMPI -- if
> I've hit anywhere close to the mark on the above paragraphs, ping us over on
> the devel list and we can get you started (i.e., developing new plugins is a
> better topic for the devel list than the general users' list; see
> http://www.open-mpi.org/community/lists/ompi.php).
>
> --
> Jeff Squyres
> jsquyres_at_[hidden]
> For corporate legal information go to:
> http://www.cisco.com/web/about/doing_business/legal/cri/
>
>
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