Nick Hagerty HPC Engineer Contact 865.341.0183 | HAGERTYNL@ORNL.GOV All Publications Towards Sustainable Post-Exascale Leadership Computing An Evaluation of the Effect of Network Cost Optimization for Leadership Class Supercomputers Towards the Development of an Exascale Network Digital Twin... Multi-Stage Approach for Identifying Defective Hardware in Frontier Experiences Detecting Defective Hardware in Exascale Supercomputers Studying performance portability of LAMMPS across diverse GPU-based platforms Evaluating the Cloud for Capability Class Leadership Workloads... Balancing Load in More Ways than One Application Experiences on a GPU-Accelerated Arm-based HPC Testbed Studying Performance Portability of LAMMPS across Diverse GPU-based Platforms Key Links Organizations Computing and Computational Sciences Directorate National Center for Computational Sciences HPC Operations Section System Acceptance and User Environment Group