Hi,

I had a glance at OpenMPI source codes and there are several algorithms for MPI_Bcast function.

My question is how is the algorithm decided to use in a given MPI_Bcast call? message size?

Anyone give me little detailed information for this question?

Thanks a lot.

Axida

I had a glance at OpenMPI source codes and there are several algorithms for MPI_Bcast function.

My question is how is the algorithm decided to use in a given MPI_Bcast call? message size?

Anyone give me little detailed information for this question?

Thanks a lot.

Axida