PetscCommCheckTags
It is possible for the private PETSc tags to get out of synch between processes. This function returns an error if the tags are invalid.
Synopsis
#include "petscsys.h"
PetscErrorCode PetscCommCheckTags(MPI_Comm comm)
Collective on comm
Input Parameter
comm -the PETSc communicator
See Also
PetscObjectSynchronizeTags()
Level:developer
Location:src/sys/objects/tagm.c
Index of all Sys routines
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