When people say "high performance" about these things, I wonder how they compare, for instance, with the Sandia tools.* One things that matters there is avoidin

When people say "high performance" about these things, I wonder how they compare, for instance, with the Sandia tools.* One things that matters there is avoiding system noise (jitter) on the monitored systems with transport over RDMA. * http://ovis.ca.sandia.gov/ http://ovis.ca.sandia.gov/