Can Checkpoint/Restart Mechanisms Benefit from Hierarchical Data Staging? Workshop on Resiliency in High Performance Computing in Clusters R. Rajachandrasekar, X. Ouyang, X. Besseron, V. Meshram, D. Panda Workshop on Resiliency in High Performance Computing in Clusters, Clouds, and Grids 2011, held in conjunction with EuroPar, Aug 2011.