Using valgrind on petsc projects

Berend van Wachem berend at chalmers.se
Sun May 28 15:03:09 CDT 2006


Hi,

I am using Petsc with Open-Mpi and have started to use valgrind to find 
a bug. One of the things that I see is that there is memory lost in 
PetscInitialize by calling MPI_Init and in DACreate (which I do quite 
often in my project). The amounts of memory lost aren't huge; should I 
be alarmed?

To give an example, I have attached the output of valgrind on 
$PETSC_DIR/src/snes/examples/tutorials

Thanks,

Berend.

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