Sarp S Oral Group Leader Contact oralhs@ornl.gov | 865.574.2173 All Publications Improving Large-scale Storage System Performance via Topology-aware and Balanced Data Placement... Best Practices and Lessons Learned from Deploying and Operating Large-Scale Data-Centric Parallel File Systems... BurstMem: A High-Performance Burst Buffer System for Scientific Applications I/O Router Placement and Fine-Grained Routing on Titan to Support Spider II... SSD-Optimized Workload Placement with Adaptive Learning and Classification in HPC Environments... Coordinating Garbage Collection for Arrays of Solid-state Drives... Asynchronous Object Storage with QoS for Scientific and Commercial Big Data... Performance and Scalability Evaluation of the Ceph Parallel File System... OLCF’s 1 TB/s, Next-Generation Lustre File System... Characterizing output bottlenecks in a supercomputer... Characterizing output bottlenecks in a supercomputer... A Next-Generation Parallel File System Environment for the OLCF... Comparing Coordinated Garbage Collection Algorithms for Arrays of Solid-state Drives... Preemptible I/O Scheduling of Garbage Collection for Solid State Drives... Enhancing I/O Throughput via Efficient Routing and Placement for Large-scale Parallel File Systems... Oak Ridge Leadership Computing Facility Position Paper... Real-Time System Log Monitoring/Analytics Framework... I/O Congestion Avoidance via Routing and Object Placement... Harmonia: A Globally Coordinated Garbage Collector for Arrays of Solid-state Drives... A Semi-Preemptive Garbage Collector for Solid State Drives... Reducing Application Runtime Variability on Jaguar XT5... Lessons Learned in Deploying the World’s Largest Scale Lustre File System... The Spider Center Wide File System; From Concept to Reality... A first look at scalable I/O in Linux commands... Efficiency Evaluation of Cray XT Parallel IO Stack... Pagination First page « First Previous page ‹‹ … Page 2 Current page 3 Page 4 Next page ›› Last page Last » Key Links ORCID Organizations Computing and Computational Sciences Directorate National Center for Computational Sciences Advanced Technologies Section Technology Integration Group