FAST '24 - Optimizing File Systems on Heterogeneous Memory by Integrating DRAM Cache with Virtual...

FAST '24 - Optimizing File Systems on Heterogeneous Memory by Integrating DRAM Cache with Virtual Memory Management

Yubo Liu, Yuxin Ren, Mingrui Liu, Hongbo Li, Hanjun Guo, Xie Miao, and Xinwei Hu, Huawei Technologies Co., Ltd.; Haibo Chen, Huawei Technologies Co., Ltd. and Shanghai Jiao Tong University

This paper revisits the usage of DRAM cache in DRAM-PM heterogeneous memory file systems. With a comprehensive analysis of existing file systems with cache-based and DAX-based designs, we show that both suffer from …

cache chen dram fast file huawei management memory shanghai systems technologies virtual