Michael Jennings has been a UNIX/Linux Systems Administrator and a C/Perl developer for over 20 years and has been author of or contributor to numerous open source software projects including Eterm, Mezzanine, RPM, Warewulf, and TORQUE. Additionally, he co-founded the Caos Foundation, creators of CentOS, and has been lead developer on 3 separate Linux distributions. He currently works as a Scientist at Los Alamos National Laboratory and is the primary author/maintainer for the LBNL Node Health Check (NHC) project. He is also the Vice President of HPCXXL, the extreme-scale HPC users group.