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Now that we’re just starting into the MPI-3.0 era, what’s next?
The MPI Forum is still having active meetings. What is left to do? Isn’t MPI “done”?
Nope. MPI is an ever-changing standard to meet the needs of HPC. And since HPC keeps changing, so does MPI.
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Jeff Hammond at Argonne tells me that there’s some confusion in the user community about MPI and C++. I explained how/why we got here in my first post; let Jeff (Hammond) and I now explain what this means to you.
The short version is: DON’T PANIC.
MPI implementations that provided the C++ bindings will likely continue to do so for quite a while. I know that we have no intention of removing them from Open MPI any time soon, for example. The MPICH guys have told me the same.
I’ll discuss below what this means to both applications that are written in C++, and applications that use the MPI C++ bindings. Read More »
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Jeff Hammond at Argonne tells me that there’s some confusion in the user community about MPI and C++.
Let me see if I can clear up some of the issues.
In this blog entry, I’ll describe what has happened to the C++ bindings over time (up to and including their removal in MPI-3), and why. In a second blog entry, I’ll describe what this means to real-world C++ MPI applications.
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We’re here at the MPI Forum in Vienna where the Forum has just unanimously voted to accept the MPI-3.0 document.
Woo hoo!!
This document caps a 4-year effort that started in January of 2008. MPI-3.0 clarifies many pending MPI-2.2 issues and adds some significant new user-level features to the standard:
Read More »
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Dear MPI user,
The MPI-Forum is about to ratify the MPI-3.0, a new version of the MPI standard. As part of this process, we are soliciting feedback on the current draft standard. The draft document can be found here:
http://meetings.mpi-forum.org/draft_standard/mpi3.0_draft_2.pdf
We are seeking the following feedback in particular:
Please comment before Sep. 6, 2012 as follows:
Messages sent from an unsubscribed e-mail address will not be considered.
Thank you in advance for your help.
Best regards,
The MPI Forum