[petsc-users] Memory Accumulation

Jed Brown jedbrown at mcs.anl.gov
Thu Aug 30 18:28:14 CDT 2012


On Thu, Aug 30, 2012 at 6:18 PM, Barry Smith <bsmith at mcs.anl.gov> wrote:

> It is easy to simply using -malloc -malloc_debug -malloc_dump to see all
> the memory that was allocated and not freed.


With petsc-3.3 and later, just export PETSC_OPTIONS=-malloc_test. It does
the same as above in debug mode, but turns it off for optimized builds so
you can just export it in your environment and forget about it.
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