@article {icl:417, title = {Performance Instrumentation and Compiler Optimizations for MPI/OpenMP Applications}, journal = {Lecture Notes in Computer Science, OpenMP Shared Memory Parallel Programming}, volume = {4315}, year = {2008}, month = {2008-00}, publisher = {Springer Berlin / Heidelberg}, author = {Oscar Hernandez and Fengguang Song and Barbara Chapman and Jack Dongarra and Bernd Mohr and Shirley Moore and Felix Wolf} }