ACM Transactions on Parallel Computing (TOPC): Volume 3 Issue 2, August 2016
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Driven by growing application requirements and accelerated by current trends in microprocessor design, the number of processor cores on modern supercomputers is increasing from generation to generation. However, load or communication imbalance prevents many codes from taking advantage of the available parallelism, as delays of single processes may spread wait ...
Performance analysis, load imbalance, OpenMP, event tracing, MPI, root-cause analysis