William Zhang

For - ```Make “setting an MCA param” docs prominent in the doc (this already exists somewhere, but we need to make it prominent).``` how do you want it to be...

Hmm, I'm not sure a user would know what an MCA parameter is unless they read about MCA, maybe in the quick start guide there can be a section after...

https://github.com/open-mpi/ompi/pull/11459 - For ```Make “setting an MCA param” docs prominent in the doc (this already exists somewhere, but we need to make it prominent).```

It looks like "Add a note somewhere about “These HTML docs are available at docs.open-mpi.org and in distribution tarballs in docs/_build/html/index.html." was completed already, see f33d3d4d9a2 I'm going to mark...

https://github.com/open-mpi/ompi/pull/11468 - For ```What specifically does --disable-io-romio do?``` I'm not sure if I fulfilled the intention behind this todo. Added a link to the ROMIO doc in the --disable-io-romio option...

I looked into ``` Document v5.0.x’s backwards-compatibility relationship with v4.x (including ABI and mpirun command line options). It will likely be:``` yesterday but waiting on merging/test status of - https://github.com/open-mpi/ompi/pull/11365...

It looks like --am option still works, but it's deprecated and users should instead use --tune. I can add a section in the set mca params for this

I'm a little confused about this section: ``` MPI-1 deleted functions are always included in the library. This is a reversal from what we previously publicly stated would happen in...

@jsquyres are you aware of the full list of MPI-4.0 items that are supported - or do you know who would know? I'm not aware of what items we have...

ABI compatibility was added in this PR: https://github.com/open-mpi/ompi/pull/11486