Hui Zhou
Hui Zhou
MPI_Wait progresses the stream that the request belongs. If you wait(all/any/some) on multiple requests covers multiple streams, MPI progresses all those streams.
test:mpich/ch4/most
test:mpich/ch4/most
The plan is to augment `MPL_malloc`
Have a post discussion to decide strategy or close
Sorry for the neglect. The issue is due to running `mpiexec` from Open MPI. The ubuntu default to use openMPI for dependency, so it is easy for them to mess...
Just tested ubuntu 24.04 using docker. Indeed it is broken. The issue is they build mpich with `--with-pmix=/usr/lib/x86_64-linux-gnu/pmix2`, which forces to disable `hydra`'s launch, and need to be launched with...
Try set `MPIR_CVAR_CH4_OFI_ENABLE_HMEM=1`
> Thanks. That helped bridging the gap between cray-mpich and mpich from size 512 bytes and above. Is there a protocol switch that happens at that size? We don't but...
test:mpich/ch4/ofi ✔️