[Meanwhile, much later...]
Mark Dixon <m.c.dixon_at_[hidden]> writes:
> I'm taking a look at knem, to see if it improves the performance of
> any applications on our QDR InfiniBand cluster, so I'm eager to hear
> about other people's experiences. This doesn't appear to have been
> discussed on this list before.
> I appreciate that any affect that knem will have is entirely dependent
> on the application, scale and input data, but:
> * Does anyone know of any examples of popular software packages that
> benefit particularly from the knem support in openmpi?
I unearthed an example for something that's relevant here and probably
there, assuming the code hasn't changed significantly in the meantime
and the calculation is representative:
but I haven't had the opportunity to test it yet, and the test case I
had showed a different communication profile.
Did I the promised followup from someone with less positive results ever