Debugging High-Performance Computing Applications at Massive Scales. - LAGUNA, IGNACIO; AHN, DONG H.; DE SUPINSKI, BRONIS R.; GAMBLIN, TODD; LEE, GREGORY L.; SCHULZ, MARTIN; BAGCHI, SAURABH; KULKARNI, MILIND; BOWEN ZHOU; ZHEZHE CHEN; FENG QIN (Communications of the ACM, 2015)