Fay W. Chang Minwen Ji Shun-Tak Leung John MacCormick Sharon E. Perl Li Zhang Myriad: Cost-Effective Disaster Tolerance. 103-116 2002 conf/fast/2002 FAST http://www.usenix.org/publications/library/proceedings/fast02/chang.html db/conf/fast/fast2002.html#ChangJLMPZ02