Cristian Coarfa John M. Mellor-Crummey Nathan Froyd Yuri Dotsenko Scalability analysis of SPMD codes using expectations. 13-22 2007 conf/ics/2007 ICS http://doi.acm.org/10.1145/1274971.1274976 db/conf/ics/ics2007.html#CoarfaMFD07