NVM

When Database Meets New Storage Devices: Understanding and Exposing Performance Mismatches via Configurations

NVMe SSD hugely boosts the I/O speed, with up to GB/s throughput and microsecond-level latency. Unfortunately, DBMS users can often …

Haochen He, Erci Xu, Shanshan Li, Zhouyang Jia, Si Zheng, Yue Yu, Jun Ma, Xiangke Liao

Perseus: A Fail-Slow Detection Framework for Cloud Storage Systems (awarded Best Paper)

The newly-emerging ‘fail-slow’ failures plague both software and hardware where the victim components are still functioning …

Ruiming Lu, Erci Xu (co-first), Yiming Zhang, Fengyi Zhu, Zhaosheng Zhu, Mengtian Wang, Zongpeng Zhu, Guangtao Xue, Jiwu Shu, Minglu Li, Jiesheng Wu

Max: A Multicore-Accelerated File System for Flash Storage

The bandwidth of flash storage has been surging in recent years. Employing multicores to fully unleash its abundant bandwidth becomes a …

Xiaojian Liao, Youyou Lu, Erci Xu, Jiwu Shu

Concordia: Distributed shared memory with in-network cache coherence

Distributed shared memory (DSM) is experiencing a resurgence with emerging fast network stacks. Caching, which is still needed for …

Qing Wang, Youyou Lu, Erci Xu, Junru Li, Youmin Chen, Jiwu Shu