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- research-articleNovember 2024
Mobilizing underutilized storage nodes via job path: A job-aware file striping approach
AbstractUsers’ limited understanding of the storage system architecture prevents them from fully utilizing the parallel I/O capability of the storage system, leading to a negative impact on the overall performance of supercomputers. Therefore, exploring ...
- posterOctober 2016
I/O characteristics of MongoDB and trim-based optimization in flash SSDs
EDB '16: Proceedings of the Sixth International Conference on Emerging Databases: Technologies, Applications, and TheoryPages 139–144https://doi.org/10.1145/3007818.3007844NoSQL solutions become emerging for large scaled, high performance, schema-flexible applications. WiredTiger is cost effective, non-locking, no-overwrite storage used as default storage engine in MongoDB. Understanding I/O characteristics of storage ...
- ArticleAugust 2015
SFDC: File Access Pattern Aware Cache Framework for High-performance Computer
HPCC-CSS-ICESS '15: Proceedings of the 2015 IEEE 17th International Conference on High Performance Computing and Communications, 2015 IEEE 7th International Symposium on Cyberspace Safety and Security, and 2015 IEEE 12th International Conf on Embedded Software and SystemsPages 342–350https://doi.org/10.1109/HPCC-CSS-ICESS.2015.185The performance gap between computation and storage in HPC systems is enlarged with the rapid increase of compute scale. Client-side file caching has been proved to be an effective technique to improve I/O performance in parallel file system adopted by ...