James A Simmons Storage Systems Specialist Contact simmonsja@ornl.gov | 865.341.1651 All Publications "PoliMOR: A Policy Engine \"Made-to-Order\" for Automated and Scalable Data Management in Lustre" Understanding Lustre Internals Second Edition... A Step Towards the Final Frontier: Lessons Learned from Acceptance Testing of the First HPE/Cray EX 3000 System at ORNL... US Department of Energy, Office of Science High Performance Computing Facility Operational Assessment 2019 Oak Ridge Leadersh... Are we witnessing the spectre of an HPC meltdown?... Are We Witnessing the Spectre of an HPC Meltdown?... A More Realistic Way of Stressing the End-to-end I/O System... Best Practices and Lessons Learned from Deploying and Operating Large-Scale Data-Centric Parallel File Systems... OLCF’s 1 TB/s, Next-Generation Lustre File System... A Next-Generation Parallel File System Environment for the OLCF... Key Links ORCID Organizations Computing and Computational Sciences Directorate National Center for Computational Sciences Advanced Technologies Section Technology Integration Group