Hi All, I am trying to upgrade PETSc from 3.7.6 to 3.8.3 for MOOSE and its applications. I have a error message for a standard test:
*preconditioners/pbp.lots_of_variables: MPI had an errorpreconditioners/pbp.lots_of_variables: ------------------------------------------------preconditioners/pbp.lots_of_variables: Other MPI error, error stack:preconditioners/pbp.lots_of_variables: PMPI_Comm_dup(177)..................: MPI_Comm_dup(comm=0x84000001, new_comm=0x97d1068) failedpreconditioners/pbp.lots_of_variables: PMPI_Comm_dup(162)..................: preconditioners/pbp.lots_of_variables: MPIR_Comm_dup_impl(57)..............: preconditioners/pbp.lots_of_variables: MPIR_Comm_copy(739).................: preconditioners/pbp.lots_of_variables: MPIR_Get_contextid_sparse_group(614): Too many communicators (0/2048 free on this process; ignore_id=0)* I did "git bisect', and the following commit introduces this issue: *commit 49a781f5cee36db85e8d5b951eec29f10ac13593Author: Stefano Zampini <stefano.zamp...@gmail.com <stefano.zamp...@gmail.com>>Date: Sat Nov 5 20:15:19 2016 +0300 PCHYPRE: use internal Mat of type MatHYPRE hpmat already stores two HYPRE vectors* Before I debug line-by-line, anyone has a clue on this? Fande,