One small (or to some, not so small) note is that full multi-threading with
OpenMPI is very unlikely to work with infiniband right now.
On Mon, Mar 10, 2008 at 6:24 AM, Michael <mklus_at_[hidden]> wrote:
> Quick answer, till you get a complete answer, Yes, OpenMPI has long
> supported most of the MPI-2 features.
> On Mar 7, 2008, at 7:44 AM, Jeff Pummill wrote:
> > Just a quick question...
> > Does Open MPI 1.2.5 support most or all of the MPI-2 directives and
> > features?
> > I have a user who specified MVAPICH2 as he needs some features like
> > extra task spawning, but I am trying to standardize on Open MPI
> > compiled against Infiniband for my primary software stack.
> > Thanks!
> > --
> > Jeff F. Pummill
> > Senior Linux Cluster Administrator
> > University of Arkansas
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