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Implementing a Scalable Parallel Reduction in Unified Parallel C (part 3) Blog da Comunidade
NancyWang Identificações: parallel reduction upc upc_forall cppcafe parallel_computing parallel_performance parallel_programming 2.244 Visitas
continue from the second parallel reduction blog . To get better scalability (increased program performance as the number of threads increases), it is critical to remove the lock in the upc_forall loop. This can be done by accumulating the partial sum...
Implementing a Scalable Parallel Reduction in Unified Parallel C (part 2) Blog da Comunidade
NancyWang Identificações: parallel_computing reduction cppcafe upc parallel_programming upc_forall parallel parallel_performance 1 Comentário 2.654 Visitas
continue from the previous parallel reduction blog The result is obvious wrong, but what is the problem? The keen reader might point out that the program as written contains a race condition. Multiple threads can write into shared variable "sum" concurrently,...
The View (trip report) from BoostCon09 Blog da Comunidade
Michael_Wong Identificações: conference cmake boost parallel_programming c++ transactional_memory cppcafe boostcon 2 Comentários 2.377 Visitas
I apologize for lack of updates recently as an addition to the family has kept me hopping. I have still been keeping up my parallel programming work by a recent talk on C++0x Multithreading at BoostCon 09: http://www.boostcon.com/program#schedule My two talks...