Actual source code: err.h
1: #pragma once
3: #include <petscsys.h>
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;
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: }