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Hi Tony, Apologies for not catching this sooner. There was no WG meeting today. We moved to biweekly meetings because of reduced activity after the last spec release. Our next meeting is supposed to be next Wednesday; however, it lands on the
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<div dir="ltr">Hi Tony,<div><br></div><div>Apologies for not catching this sooner. There was no WG meeting today. We moved to biweekly meetings because of reduced activity after the last spec release. Our next meeting is supposed to be next Wednesday; however, it lands on the Juneteenth holiday and I expect many folks from the US will be off work. The next open meeting is July 17, but your topics might also fit in well with Ryan's on July 3rd if you want to coordinate. Please let me know when you'd like to cover these topics. Full meeting schedule is posted here: <a href="https://urldefense.us/v3/__https://github.com/mpiwg-hybrid/hybrid-issues/wiki__;!!G_uCfscf7eWS!c5CBn_SUKJL1lbGJXBAkDTIVDF9-2hnDwKce9siwV1BkqiwI8OEEkiKKF9xnbxL7eJYSvkjLTD2G3BSCy_aFCMXY-zftkEVKv-A$">https://github.com/mpiwg-hybrid/hybrid-issues/wiki</a></div><div><br></div><div>Best,</div><div> ~Jim.</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jun 5, 2024 at 10:32 AM Skjellum, Anthony via mpiwg-hybridpm <<a href="mailto:mpiwg-hybridpm@lists.mpi-forum.org">mpiwg-hybridpm@lists.mpi-forum.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="msg-4996241048753691076">
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Jim, and others, I would like to discuss these topics (frozen proposals from MPI-4 and 4. 1) at the next meeting on June 12: Pbuf_prepare, Parrived_any I would like to see if we can get agreement on these and push into MPI-4. 2 or the next increment
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Jim, and others, I would like to discuss these topics (frozen proposals from MPI-4 and 4.1) at the next meeting on June 12:</div>
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Pbuf_prepare, Parrived_any</div>
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I would like to see if we can get agreement on these and push into MPI-4.2 or the next increment after that, rather than MPI-5.</div>
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I am sure this will take more than one discussion, since we didn't get these through before. </div>
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Note: They are both marked for MPI-5 currently, presumably because we don't have a broad opening for MPI-4.2, and we haven't agreed on an MPI-4.3.</div>
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Here are the tickets/issues:</div>
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<a href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-issues/issues/537__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLcELRBJq$" id="m_-4996241048753691076LPlnk" target="_blank">https://github.com/mpi-forum/mpi-issues/issues/537</a> (PR:<a href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-standard/pull/718__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLYShSrSD$" id="m_-4996241048753691076LPlnk153864" target="_blank">https://github.com/mpi-forum/mpi-standard/pull/718</a> )
– Ryan prepared the PR long ago.</div>
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<a id="m_-4996241048753691076LPImageAnchor603669" href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-issues/issues/537__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLcELRBJq$" target="_blank"><img id="m_-4996241048753691076LPThumbnailImageId603669" alt="" style="display: block;" height="120" width="240" src="https://opengraph.githubassets.com/6ac106e7db39c1db8f8d04107bddc2cd8f9e0b93935e59eb57244db11af8290a/mpi-forum/mpi-issues/issues/537"></a></div>
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<div id="m_-4996241048753691076LPTitle603669" style="font-size:21px;font-weight:300;margin-right:8px;font-family:wf_segoe-ui_light,"Segoe UI Light","Segoe WP Light","Segoe UI","Segoe WP",Tahoma,Arial,sans-serif;margin-bottom:12px">
<a id="m_-4996241048753691076LPUrlAnchor603669" href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-issues/issues/537__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLcELRBJq$" style="text-decoration:none" target="_blank">MPI_Parrived_any API as an addition for Partititioned Communication · Issue #537 · mpi-forum/mpi-issues</a></div>
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Problem The ability to take the next available partition is not supported in the current MPI-4.0 API. Proposal The API: MPI_Parrived_any(MPI_Request prequest, int *partition, int *flag); /* C inter...</div>
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<a href="https://urldefense.us/v3/__http://github.com__;!!G_uCfscf7eWS!c5CBn_SUKJL1lbGJXBAkDTIVDF9-2hnDwKce9siwV1BkqiwI8OEEkiKKF9xnbxL7eJYSvkjLTD2G3BSCy_aFCMXY-zftAYJ-LYs$" target="_blank">github.com</a></div>
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<a href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-issues/issues/302__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLUxIuITZ$" id="m_-4996241048753691076LPlnk243731" target="_blank">https://github.com/mpi-forum/mpi-issues/issues/302</a> (with outdated PR:
<a href="https://urldefense.us/v3/__https://github.com/mpi-forum/mpi-standard/pull/264__;!!G_uCfscf7eWS!ZyZVjdWV6k41axZ3KnxwyMryXZZVlkJeaQidg7_lF3bDw-Fk2VzEaU_IcX7dZ5Cv8ZqLwEhN8CC1BqwKhKj1hFpCxBMDLXOQpejn$" id="m_-4996241048753691076LPlnk242246" target="_blank">https://github.com/mpi-forum/mpi-standard/pull/264</a> ) – Ryan prepared the PR long ago.</div>
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My apologies for long delays in follow up. We really need to resolve these issues as they impact both point-to-point partitioned and potential collective partitioned comms.</div>
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I would encourage additional commentary on the issues; Patrick has made new, relevant observations about the dual roles of Pbuf_prepare recently on ticket#302, for example.<br>
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Thank you all,</div>
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Tony</div>
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PS After that, I really do intend to hold a collective WG meeting to discuss partitioned collective ops 🙂 on June 19, or July 3 or 10, depending</div>
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what works in tandem with the Hybrid calendar.</div>
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Anthony Skjellum, PhD</div>
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Professor of Computer Science</div>
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Tennessee Technological University</div>
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email: <a href="mailto:askjellum@tntech.edu" target="_blank">askjellum@tntech.edu</a></div>
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cell: +1-205-807-4968</div>
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