Changes between Version 33 and Version 34 of pgraph
- Timestamp:
- Jan 14, 2010, 11:36:06 PM (14 years ago)
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pgraph
v33 v34 37 37 in the folder named Presentation. 38 38 For the Dijkstra and [[BR]] Prim parallel algorithms, the profiler showed that the bottleneck 39 was produced mainly by the MPI_Allreduce function.39 was produced [[BR]] mainly by the MPI_Allreduce function. 40 40 [[BR]] For the Bellman-Ford algorithm, the poor results were caused clearly by 41 41 the thread creation and destruction overhead in OpenMP.