Akshat Verma Upendra Sharma Rohit Jain Koustuv Dasgupta Compass: Cost of Migration-aware Placement in Storage Systems. 50-59 2007 conf/im/2007 Integrated Network Management http://dx.doi.org/10.1109/INM.2007.374769 db/conf/im/im2007.html#VermaSJD07