petsc-master 2020-05-26
Report Typos and Errors

PetscMallocViewSet

Activates logging of all calls to PetscMalloc() with a minimum size to view

Synopsis

#include "petscsys.h" 
PetscErrorCode PetscMallocViewSet(PetscLogDouble logmin)
Not Collective

Input Arguments

logmin -minimum allocation size to log, or PETSC_DEFAULT

Options Database Key

-malloc_view <optional filename> - Activates PetscMallocView() in PetscFinalize()
-malloc_view_threshold <min> - Sets a minimum size if -malloc_view is used
-log_view_memory - view the memory usage also with the -log_view option

Notes: Must be called after PetscMallocSetDebug()

Uses MPI_COMM_WORLD to determine rank because PETSc communicators may not be available

See Also

PetscMallocDump(), PetscMallocView(), PetscMallocViewSet()

Level

advanced

Location

src/sys/memory/mtr.c
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages