News

The “vader” shared memory transport in Open MPI: Now featuring 3 flavors of zero copy!
The “vader” shared memory transport in Open MPI: Now featuring 3 flavors of zero copy!
Today's blog post is by Nathan Hjelm, a Research Scientist at Los Alamos National Laboratory, and a core developer on the Open MPI project. The latest
Oct. 29, 2014
Process affinity: Hop on the bus, Gus!
Process affinity: Hop on the bus, Gus!
Today's blog post is written by Joshua Ladd, Open MPI developer and HPC Algorithms Engineer at Mellanox Technologies. At some point in the process of
Jan. 10, 2014
Process and memory affinity: why do you care?
Process and memory affinity: why do you care?
I've written about NUMA effects and process affinity on this blog lots of times in the past.  It's a complex topic that has a lot of real-world affects on
Jan. 31, 2013