It is an important problem to map virtual parallel processes to physical processors (or cores) in an optimized way to get scalable performance due to non-uniform communication cost...
Jin Zhang, Jidong Zhai, Wenguang Chen, Weimin Zhen...
—The implementation and optimization of collective communication operations is an important field of active research. Such operations directly influence application performance...
Torsten Hoefler, Christian Siebert, Andrew Lumsdai...
Metacomputing infrastructures couple multiple clusters (or MPPs) via wide-area networks. A major problem in programming parallel applications for such platforms is their hierarchi...