Jianyong Zhang Anand Sivasubramaniam Alma Riska Qian Wang Erik Riedel An interposed 2-Level I/O scheduling framework for performance virtualization. 406-407 2005 conf/sigmetrics/2005 SIGMETRICS http://doi.acm.org/10.1145/1064212.1064277 db/conf/sigmetrics/sigmetrics2005.html#ZhangSRWR05