[Mpi3-rma] Fwd: [Mpi-forum] MPI 3.0 overview

[Jeff Hammond]

Global Arrays is my PGAS model of choice. It's not a language though.

Sent from my iPhone

On Sep 15, 2012, at 3:57 PM, William Gropp <wgropp at illinois.edu> wrote:

> Though in *FIVE* years of asking for PGAS codes that we could run on Blue Waters, I've receive *ZERO* codes, and only one indirect, whose author declined to make his code available.  (And others have had similar experiences.) While PGAS interoperability could be important, I see no evidence that people are migrating away from MPI to PGAS.  If there is any quantifiable evidence, I'd like to see it.
>
> Bill
>
> William Gropp
> Director, Parallel Computing Institute
> Deputy Director for Research
> Institute for Advanced Computing Applications and Technologies
> Paul and Cynthia Saylor Professor of Computer Science
> University of Illinois Urbana-Champaign
>
>
>
> On Sep 15, 2012, at 5:09 AM, Jeff Hammond wrote:
>
>> (I can only assume that Bill's reply is in response to Maik's email.)
>>
>> I can prepare the slide on PGAS/MPI interoperability as well, in
>> consultation with Jim and Pavan.  We've basically got all the material
>> for this already, at least from the RMA perspective.  If Maik is
>> referring to Marc's proposal on UPC-MPI interop. at initialization,
>> then someone else will have to take that.  I didn't follow that effort
>> closely enough.
>>
>> Sorry for not sending my RMA Request slide yet.  I'll have everything
>> done on Monday.
>>
>> Best,
>>
>> Jeff
>>
>> On Sat, Sep 15, 2012 at 3:48 AM, William Gropp <wgropp at illinois.edu> wrote:
>>> I've received some slides (thanks!) but no offers to prepare the slides.  If
>>> I don't hear from anyone by the time I arrive in Chicago (around 2pm
>>> Saturday), I'll put some together to send Rich.
>>>
>>> Bill
>>
>> On Mon, Sep 10, 2012 at 3:25 AM, maik peterson
>> <maikpeterson at googlemail.com> wrote:
>>> please dont forget to add some information about mpi/pgas coexistence today
>>> and in the future.
>>> without that more and more people will migrate away from mpi.
>>>
>>> maik
>>>
>>>
>>> 2012/9/7 William Gropp <wgropp at illinois.edu>
>>>>
>>>> One of us needs to provide this.  There are the slides that we've used for
>>>> the forum itself, and abbreviated versions of these.  I'm working on the
>>>> standard updates - is someone able to prepare these slides for Rich?
>>>>
>>>> Bill
>>>>
>>>> William Gropp
>>>> Director, Parallel Computing Institute
>>>> Deputy Director for Research
>>>> Institute for Advanced Computing Applications and Technologies
>>>> Paul and Cynthia Saylor Professor of Computer Science
>>>> University of Illinois Urbana-Champaign
>>>>
>>>>
>>>>
>>>> Begin forwarded message:
>>>>
>>>> From: Richard Graham <richardg at mellanox.com>
>>>> Subject: [Mpi-forum] MPI 3.0 overview
>>>> Date: September 4, 2012 2:17:29 AM GMT+02:00
>>>> To: "mpi-forum at lists.mpi-forum.org" <mpi-forum at lists.mpi-forum.org>
>>>> Reply-To: Main MPI Forum mailing list <mpi-forum at lists.mpi-forum.org>
>>>>
>>>> In preparation for presentations on the MPI 3.0 standard, I would like to
>>>> ask that the working groups send a few slides on the following new additions
>>>> to the MPI standard:
>>>>
>>>> - Nonblocking collectives
>>>> - RMA enhancements
>>>> - MPI Tool Interface
>>>> - New Fortran bindings
>>>> - Sparse collectives
>>>> - Enhanced Datatype support
>>>> - Distributed Graph
>>>> - Noncollective communicator creation
>>>>
>>>> Also, if your working group had items that did not make it into MPI-3.0,
>>>> and would like these mentioned in the same talk, please provide me with some
>>>> slides.  It is good to let folks know why some items did not make it into
>>>> the standard.
>>>>
>>>> It would be very helpful if I could get these slides by Sept the 12th.
>>>>
>>>> Thanks,
>>>> Rich
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>>>>
>>>>
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>>
>>
>>
>> --
>> Jeff Hammond
>> Argonne Leadership Computing Facility
>> University of Chicago Computation Institute
>> jhammond at alcf.anl.gov / (630) 252-5381
>> http://www.linkedin.com/in/jeffhammond
>> https://wiki.alcf.anl.gov/parts/index.php/User:Jhammond
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