PetscMPIDump

Dumps a listing of incomplete MPI operations, such as sends that have never been received, etc.

#include "petsc.h" 
int PetscMPIDump(FILE *fd)

Collective on PETSC_COMM_WORLD

fp -file pointer. If fp is NULL, stdout is assumed.

-mpidump -Dumps MPI incompleteness during call to PetscFinalize()