Suzhen Wu Hong Jiang Dan Feng Lei Tian Bo Mao WorkOut: I/O Workload Outsourcing for Boosting RAID Reconstruction Performance. 239-252 2009 FAST http://www.usenix.org/events/fast09/tech/full_papers/wu/wu.pdf conf/fast/2009 db/conf/fast/fast2009.html#WuJFTM09