1 #pragma once 2 3 #include <petscsys.h> 4 5 static inline PetscErrorCode PetscErrorMemoryMessage(PetscErrorCode n) 6 { 7 PetscLogDouble mem, rss; 8 PetscErrorCode ierr; 9 PetscBool flg1 = PETSC_FALSE, flg2 = PETSC_FALSE, flg3 = PETSC_FALSE; 10 11 if (n == PETSC_ERR_MEM) { 12 ierr = (*PetscErrorPrintf)("Out of memory. This could be due to allocating\n"); 13 ierr = (*PetscErrorPrintf)("too large an object or bleeding by not properly\n"); 14 ierr = (*PetscErrorPrintf)("destroying unneeded objects.\n"); 15 } else { 16 ierr = (*PetscErrorPrintf)("Memory leaked due to not properly destroying\n"); 17 ierr = (*PetscErrorPrintf)("unneeded objects.\n"); 18 } 19 ierr = PetscMallocGetCurrentUsage(&mem); 20 ierr = PetscMemoryGetCurrentUsage(&rss); 21 ierr = PetscOptionsGetBool(NULL, NULL, "-on_error_malloc_dump", &flg1, NULL); 22 ierr = PetscOptionsGetBool(NULL, NULL, "-malloc_view", &flg2, NULL); 23 ierr = PetscOptionsHasName(NULL, NULL, "-malloc_view_threshold", &flg3); 24 if (flg2 || flg3) ierr = PetscMallocView(stdout); 25 else { 26 ierr = (*PetscErrorPrintf)("Memory allocated %.0f Memory used by process %.0f\n", mem, rss); 27 if (flg1) ierr = PetscMallocDump(stdout); 28 else ierr = (*PetscErrorPrintf)("Try running with -on_error_malloc_dump or -malloc_view for info.\n"); 29 } 30 return ierr; 31 } 32