Bas van der Vlies wrote:
Hello,
We are testing openmpi version 1.2 on Debian etch with openib. Some of
our users are using scalapack/blacs that are running for a long time use
a lot of mpi_comm functions. we have made a small C example that test if
the mpi can handle this situation (see attach file). When we run this
program wit argument 100 we see that it consumes more and more
memory, eg:
100
Regards
Forgot to attach theh file :-(
--
* *
* Bas van der Vlies e-mail: b...@sara.nl *
* SARA - Academic Computing Servicesphone: +31 20 592 8012 *
* Kruislaan 415 fax:+31 20 6683167*
* 1098 SJ Amsterdam *
* *
#include
#include
int main(int argc, char *argv[])
{
MPI_Comm comm;
int size,rank;
MPI_Init(&argc,&argv);
MPI_Comm_size(MPI_COMM_WORLD,&size);
MPI_Comm_rank(MPI_COMM_WORLD,&rank);
int n;
if (argc > 1)
n=atoi(argv[1]);
else
n=1;
if (rank == 0)
{
printf("Running with %d processes\n",size);
printf("will do %d dups and frees\n",n);
}
int i;
for (i=0; i
