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WeeklyTelcon_20160308
Josh Hursey edited this page Mar 8, 2016
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- Dialup Info: (Do not post to public mailing list or public wiki)
- Jeff Squyres
- Brad Benton
- Dave Solt
- Howard
- Josh Hursey
- Joshua Ladd
- Nathan Hjelm
- Ralph
- Ryan Grant
- Sylvain Jeaugey
- Todd Kordenbrock
- Milestones: https://github.com/open-mpi/ompi-release/milestones/v1.10.3
- 1.10.3 in April/May - Some smaller fixes accumulating in the branch
- Nothing critical at the moment
- Wiki: https://github.com/open-mpi/ompi/wiki/Releasev20
- Blocker Issues: https://github.com/open-mpi/ompi/issues?utf8=%E2%9C%93&q=is%3Aopen+milestone%3Av2.0.0+label%3Ablocker
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Issue 1425 - External PMIx server support
- Ralph working on a fix - should be quick.
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Issue 1418 - fix MPI process suicide code
- Ralph working on a fix - still brewing. Difficult to replicate.
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Issue 1406 - TCP BTL THREAD_MULTIPLE deadlock
- Nathan - George is working on a fix, but it is a rewrite. So might take some time.
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Issue 1353 - -host behavior
- Ticket has been updated with new commits. Jeff to test.
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Issue 1425 - External PMIx server support
- Milestones: https://github.com/open-mpi/ompi-release/milestones/v2.0.0
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PR 1003 - Race condition in process matching thread
- Nathan to review the patch and sign off.
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PR 1000 - misc warnings and missing include files
- Ralph to review and update
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PR 977 - span on heterogeneous clusters
- Ralph to review and update
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PR 973 - Parsing of envvars in MCA
- Nathan pushing update, Jeff to review after the call.
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PR 1003 - Race condition in process matching thread
- Really need more people doing testing on v2.0 branch
- Need some followup discussion about what to do about the TCP BTL...
- MPI Forum - MPI_Info under discussion
- Don't propagate infos with MPI_Comm_dup - use MPI_Comm_dup_with_info to propagate infos
- Still discussion about MPI_Info_get/MPI_Info_set behavior
- Open MPI Developer's Meeting
- Nathan - Enabling thread_multiple all the time
- PR 1397 - always enable MPI_THREAD_MULTIPLE support
- Should we turn this on for everyone? Generally feeling is to accept this
- Send another note to the devel list to give folks one last change to comment before commit.
- Need to do some performance testing
- v2.0.0 better MPI_THREAD_MULTIPLE correctness
- focus on performance improvements in next v2.X series release
- Remove invisibility for process group - SIGSTOP/SIGCONT delivery
- PR 1431 - Change process group of children
- See Open MPI Developer's Meeting notes for some more details.
- IBM to look at this to see if we need to work it back in. See notes from developers meeting about path forward
- Debug build
- PR 1417 - warn if this is a debug build
- Debug build is off by default
- If you ask for it explicitly then do not issue a warning
- Really need more people doing testing on v2.0 branch
- One-sided failures seen in nightly testing - Nathan to look at it today
- Issue 1427 Segmentation fault in Aint tests with IB
- Cisco
- v2.0 release engineering
- General bug fixing and review
- ORNL - N/A
- UTK - N/A
- NVIDIA
- Getting MTT working and reporting issues as they come up
- Cisco, ORNL, UTK, NVIDIA
- Mellanox, Sandia, Intel
- LANL, Houston, IBM