Solving Software Challenges for Exascale : International Conference on Exascale Applications and Software, EASC 2014, Stockholm, Sweden, April 2-3, 2014, Revised Selected Papers

This volume contains the thoroughly refereed post-conference proceedings of the Second International Conference on Exascale Applications and Software, EASC 2014, held in Stockholm, Sweden, in April 2014. The 6 full papers presented together with 6 short papers were carefully reviewed and selected from 17 submissions. They are organized in two topical sections named: toward exascale scientific applications and development environment for exascale applications. Front Matter....Pages I-VIII Front Matter....Pages 1-1 Tackling Exascale Software Challenges in Molecular Dynamics Simulations with GROMACS....Pages 3-27 Weighted Decomposition in High-Performance Lattice-Boltzmann Simulations: Are Some Lattice Sites More Equal than Others?....Pages 28-38 Performance Analysis of a Reduced Data Movement Algorithm for Neutron Cross Section Data in Monte Carlo Simulations....Pages 39-56 Nek5000 with OpenACC....Pages 57-68 Auto-tuning an OpenACC Accelerated Version of Nek5000....Pages 69-81 Front Matter....Pages 83-83 Towards Exascale Co-design in a Runtime System....Pages 85-99 Overcoming Asynchrony: An Analysis of the Effects of Asynchronous Noise on Nearest Neighbor Synchronizations....Pages 100-109 Memory Usage Optimizations for Online Event Analysis....Pages 110-121 Towards Detailed Exascale Application Analysis — Selective Monitoring and Visualisation....Pages 122-129 Performance Analysis of Irregular Collective Communication with the Crystal Router Algorithm....Pages 130-140 The Architecture of Vistle, a Scalable Distributed Visualization System....Pages 141-147 Back Matter....Pages 149-149