@inproceedings{he2014s4d,
  title={S4D-cache: Smart selective SSD cache for parallel I/O systems},
  author={He, Shuibing and Sun, Xian-He and Feng, Bo},
  booktitle={Distributed Computing Systems (ICDCS), 2014 IEEE 34th International Conference on},
  pages={514--523},
  year={2014},
  organization={IEEE}
}