If you plan to compare OMPI to Mvapich, make sure to take the version
1.0.0 (or above). In 1.0.0 OSU introduced
new launcher that works much faster than previous one.
Ralph H Castain wrote:
> Per this morning's telecon, I have added the latest scaling test results to
> the wiki:
> As you will see upon review, the trunk is scaling about an order of
> magnitude better than 1.2.x, both in terms of sheer speed and in the
> strength of the non-linear components of the scaling law. Those of us
> working on scaling issues expect to make additional improvements over the
> next few weeks.
> Update results will be posted to the wiki as they become available.
> devel mailing list
Pavel Shamis (Pasha)