Two-Level Throughput and Latency IO Control for Parallel File Systems

Existing parallel file systems are unable to provide both throughput and response time guarantees for concurrent parallel applications. This limitation prevents different, competing applications from getting their desired performance as high-Performance Computing (HPC) systems continue to scale up and be used in a shared environment. This paper presents a new two-level scheduler for parallel storage systems, a new solution to address this challenge based on a distributed performance virtualization layer for Parallel File Systems (vPFS).

Provided by: Florida International University Topic: Data Centers Date Added: May 2013 Format: PDF

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