Meeting 2020 08

Open MPI Developer's Virtual Meeting

(due to COVID-19, this will be virtual instead of a face-to-face meeting)

The meeting will be:

Monday, August 10, 2020
- 8am-11am US Pacific time
- 11am-2pm US Eastern time
- 3-6pm UTC
- 5-8pm CEST
Tuestday, August 11, 2020
- Same time block as Monday
- NOTE: All topics were covered on Monday; the Tuesday portion of this meeting is unnecessary.

This meeting is now over.

Please put your name down here if you plan to attend. All rumors of snacks were greatly exaggerated.

Make a list of v5.0.0 user-noticeable changes and a plan for how to
1. Document the changes
2. Clearly communicate this documentation to users
MPI 4 new features discussion
1. MPI_SIZEOF deprecated - see Section 15.3 on page 701
2. MPI_COMM_TYPE_HW_UNGUIDED/GUIDED added as possible value for split_type - Section 6.4.2 on page 269
3. Callback-driven event interface added to MPI_T - Section 14.3.8
4. New MPI_INFO_CREATE_ENV function - Section 10.2.1 on page 420
5. MPI Sessions - many places in standard touched, main additions are in Chapter 6 and Chapter 10.
Note the references above are to the MPI standard at 77c8d09481e130cfb16fad9ea7f3e007fff88fb0. Additional features will be voted in at the next Forum
1. Embiggenment - https://github.com/mpi-forum/mpi-issues/issues/137
ORTE support
1. Many issues being filed on v4.x and earlier, questions on user list, etc. - but no response
2. Who/how are these going to be supported?
Fujitsu Status
AWS: Libfabric support for HMEM
What to do about ompi-test private repo?
- Can we make a public OMPI test repo?
- Concern was DOE-funded tests: we don't want to put these in a private repo