Re: [OMPI devel] algorithm selection in open mpi

2012-05-07 Thread roswan ismail
adcast the data using a modified binomial?? is it the right way?? thanks   Roswan Ismail, FSKIK, Universiti Pendidikan Sultan Idris, Tanjong Malim, Perak, Malaysia. iewa...@gmail.com ros...@fskik.upsi.edu.my From: George Bosilca To: Open MPI Develop

[OMPI devel] algorithm selection in open mpi

2012-04-02 Thread roswan ismail
Hi all..   I am Roswan Ismail from Malaysia. I am focusing on MPI communication performance on quad-core cluster at my university. I used Open MPI-1.4.3 and measurements were done using scampi benchmark.   As I know, open MPI used multiple algorithms to broadcast data (MPI_BCAST) such as binomial