papers
Publications (13)
cs.DC2016
Extreme Scale-out SuperMUC Phase 2 - lessons learned
Nicolay Hammer, Ferdinand Jamitzky, Helmut Satzger +36
cs.DC2010
Optimizing ccNUMA locality for task-parallel execution under OpenMP and TBB on multicore-based systems
Markus Wittmann, Georg Hager
math.NA2016
A two-scale approach for efficient on-the-fly operator assembly in massively parallel high performance multigrid codes
Simon Bauer, Marcus Mohr, Ulrich Rüde +3
cs.DC2013
Asynchronous MPI for the Masses
Markus Wittmann, Georg Hager, Thomas Zeiser +1
cs.DC2011
Comparison of different Propagation Steps for the Lattice Boltzmann Method
Markus Wittmann, Thomas Zeiser, Georg Hager +1
cs.DC2011
Domain decomposition and locality optimization for large-scale lattice Boltzmann simulations
Markus Wittmann, Thomas Zeiser, Georg Hager +1
cs.PF2015
Short Note on Costs of Floating Point Operations on current x86-64 Architectures: Denormals, Overflow, Underflow, and Division by Zero
Markus Wittmann, Thomas Zeiser, Georg Hager +1
hep-ph2003
Improved Light-Cone Sum Rules for the Electromagnetic Form Factors of the Nucleon
Alexander Lenz, Markus Wittmann, Eckart Stein
cs.PF2017
Lattice Boltzmann Benchmark Kernels as a Testbed for Performance Analysis
Markus Wittmann, Viktor Haag, Thomas Zeiser +2
cs.PF2015
Chip-level and multi-node analysis of energy-optimized lattice-Boltzmann CFD simulations
Markus Wittmann, Georg Hager, Thomas Zeiser +2
cs.DC2010
Leveraging shared caches for parallel temporal blocking of stencil codes on multicore processors and clusters
Markus Wittmann, Georg Hager, Jan Treibig +1
cs.PF2009
Multicore-aware parallel temporal blocking of stencil codes for shared and distributed memory
Markus Wittmann, Georg Hager, Gerhard Wellein
cs.PF2009
A Proof of Concept for Optimizing Task Parallelism by Locality Queues
Markus Wittmann, Georg Hager