Randall Mackie writes: > Dear PETSc team, > > A few years ago we were having some issue with MPI communications with large numbers of processes and subcomms, see this thread here: > > https: //urldefense. us/v3/__https: //lists. mcs. anl. gov/mailman/htdig/petsc-users/2020-April/040976. html_
Dear PETSc team,
A few years ago we were having some issue with MPI communications with large
numbers of processes and subcomms, see this thread here:
https://urldefense.us/v3/__https://lists.mcs.anl.gov/mailman/htdig/petsc-users/2020-April/040976.html__;!!G_uCfscf7eWS!fyPrzMKC4KZmxGO-HI0xUlOCbg