Iaroslav Igoshev

> Also, please share the measurement results. If you have a reproducer in Python with Modin and unidist, please share them as well. I am not sure that the reproducers...

Yes, the thread level is MPI_THREAD_MULTIPLE.

I configured mpich with the following command and the performance didn't recover. ```bash ./configure --prefix= --enable-thread-cs=global ```

Btw, is there a guide on how to configure mpich as much efficient as possible?

cc @raffenet , @hzhou

@hzhou, could you also answer this question? > Btw, is there a guide on how to configure mpich as much efficient as possible?

@hzhou, got it, thanks! I will take a look.

@jeffhammond, > For single node shared memory performance, switching from OFI to UCX likely makes a huge difference. Shared-memory support in OFI is behind UCX. I don't know the details,...

There is experimental support for Intel GPU through HDK - https://modin.readthedocs.io/en/stable/development/using_hdk.html#running-on-a-gpu, but it is not tested in CI.

@afogarty85, did you have a chance to test latest Modin?