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<p class="MsoNormal"><span style="font-size:11.0pt">hI Martin,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Its added, but with infamous rank notation removed!<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt">Howard<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><b><span style="color:black">From: </span>
</b><span style="color:black">Martin Schulz <schulzm@in.tum.de><br>
<b>Date: </b>Wednesday, February 24, 2021 at 3:35 PM<br>
<b>To: </b>MPI Sessions working group <mpiwg-sessions@lists.mpi-forum.org><br>
<b>Cc: </b>"Pritchard Jr., Howard" <howardp@lanl.gov><br>
<b>Subject: </b>[EXTERNAL] Re: [mpiwg-sessions] note from off-cadence WG meeting to discuss issue 435, etc.<o:p></o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"><o:p> </o:p></span></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Hi Howard, all,</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Strange, the webex issue – sorry we couldn’t connect.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Rolf and I had a discussion as well and we agree that PR48 looks good as is – Rolf’s only suggestion was to add the examples after that to make the text more clear. Not sure which
PR he had that in, though.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Talk to you tomorrow,</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Thanks,</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Martin</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">-- </span><span style="font-size:10.5pt;font-family:Helvetica;color:black"><br>
Prof. Dr. Martin Schulz, Chair of Computer Architecture and Parallel Systems<br>
Department of Informatics, TU-Munich, Boltzmannstraße 3, D-85748 Garching<br>
Member of the Board of Directors at the Leibniz Supercomputing Centre (LRZ)<br>
Email: schulzm@in.tum.de</span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><b><span style="color:black">From: </span>
</b><span style="color:black">mpiwg-sessions <mpiwg-sessions-bounces@lists.mpi-forum.org> on behalf of "Pritchard Jr., Howard via mpiwg-sessions" <mpiwg-sessions@lists.mpi-forum.org><br>
<b>Reply-To: </b>MPI Sessions working group <mpiwg-sessions@lists.mpi-forum.org><br>
<b>Date: </b>Wednesday, 24. February 2021 at 22:07<br>
<b>To: </b>MPI Sessions working group <mpiwg-sessions@lists.mpi-forum.org><br>
<b>Cc: </b>"Pritchard Jr., Howard" <howardp@lanl.gov><br>
<b>Subject: </b>[mpiwg-sessions] note from off-cadence WG meeting to discuss issue 435, etc.</span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">HI All,</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Dan and I met after the forum today. Sorry about the webex issues others had, not sure what was wrong.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Anyway here’s what we discussed/did.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">We agreed to not change any of the text that would currently be added by
</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"><a href="https://github.com/mpiwg-sessions/mpi-standard/pull/48">https://github.com/mpiwg-sessions/mpi-standard/pull/48</a></span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">but would add an item in the normative text linking back to examples in section 6.14 and the dangers of having arbitrary association of communicators with sessions handles across MPI
processes in a MPI job.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">I added Rolf’s example case but haven’t been able to push up to github owing to the github issue with private repos that’s happening today. Hopefully it will clear up by tomorrow.
Dan and I agreed that the “rank” usage in the example would be sure to cause issues, so replaced ranks with X, Y, Z.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">We also discussed issue 424 -
<a href="https://github.com/mpi-forum/mpi-issues/issues/424">https://github.com/mpi-forum/mpi-issues/issues/424</a>. It’s been added to the project board. I will also go thru the associated PR if we have time tomorrow.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">We also briefly discussed the Dynamic Process Model/Sessions and decided to defer further discussion of that topic till after the meeting tomorrow.</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">Howard</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt">-- </span><o:p></o:p></p>
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<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:11.0pt"> </span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.5pt;color:black">Howard Pritchard</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.5pt;color:black">HPC-ENV</span><o:p></o:p></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="font-size:10.5pt;color:black">Los Alamos National Laboratory</span><o:p></o:p></p>
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