Jim Rogers II Director, Computing and Facilities Contact 865.576.2978 | JROGERS@ORNL.GOV All Publications 2022 Operational Assessment - OLCF 2021 Operational Assessment - OLCF GPU Lifetimes on Titan Supercomputer: Survival Analysis and Reliability The Design, Deployment, and Evaluation of the CORAL Pre-Exascale Systems GPU Acceleration of the Locally Selfconsistent Multiple Scattering Code for First Principles Calculation of the Ground State ... Using Balanced Data Placement to Address I/O Contention in Production Environments... Conquering Big Data with High Performance Computing... GPU Acceleration of the Locally Selfconsistent Multiple Scattering Code for First Principles Calculation of the Ground State and Statistical Physics of Materials Reliability Lessons Learned From GPU Experience With The Titan Supercomputer at Oak Ridge Leadership Computing Facility Understanding and Exploiting Spatial Properties of System Failures on Extreme-Scale HPC Systems... Experience with GPUs on the Titan Supercomputer from a Reliability, Performance and Power Perspective Understanding GPU Errors on Large-scale HPC Systems and the Implications for System Design and Operation... 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 Contemporary High Performance Computing From Petascale toward Exascale... Titan: Early experience with the Cray XK6 at 91°µÍø Oak Ridge Leadership Computing Facility Position Paper Jaguar: The World?s Most Powerful Computer Early Evaluation of IBM BlueGene/P... Key Links