Re: [OMPI devel] algorithm selection in open mpi

2012-05-07 Thread Jeff Squyres (jsquyres)
George will have to answer that in detail, but note that if you modify the tuned coll module source code, you can simply "make install" in ompi/mca/coll/tuned. That will re-build the coll tuned module and install it in the plugin directory. You don't even need to recompile your MPI app, since

Re: [OMPI devel] Potential ob1 bug

2012-05-07 Thread Nathan Hjelm
George, thanks for taking a look. Your patch looks good and I can confirm it fixes the hang I am seeing on our XE6. -Nathan On Thu, 3 May 2012, George Bosilca wrote: Nathan, You're right, when we loop trying to restart a failed request we must reset the convertor. However: 1. the position i

Re: [OMPI devel] algorithm selection in open mpi

2012-05-07 Thread roswan ismail
hi all.. i already got the results from all algorithm used in open mpi for bcast. If i want to modify binomial algorithm for example, there is a simpler way to do that? or i just need to modify "ompi_coll_tuned_bcast_intra_binomial" function, then recompile and force the system to broadcast the