Beyond Locks and Messages: The Future of Concurrent Programming
Conclusions
Here’s the tongue-in-cheek summary of the trends which, if you believe that the HPCS effort provides a glimpse of the future, will soon be entering the mainstream:
1. Threads are out (demoted to latency controlling status), tasks (and semi-implicit parallelism) are in.
2. Message passing is out (demoted to implementation detail), shared address space is in.
3. Locks are out (demoted to low-level status), transactional memory is in.
Показаны сообщения с ярлыком Cray. Показать все сообщения
Показаны сообщения с ярлыком Cray. Показать все сообщения
четверг, 9 сентября 2010 г.
понедельник, 14 сентября 2009 г.
1.000.000 cores
[http://blogs.ft.com/techblog/2008/04/intel-and-amds-different-classes-of-business/]
Intel и Cray всерьез обсуждают как жить с 1.000.000 ядер в одной системе.
"They(Intel, Cray) would also work on how to take advantage of what is expected to be a grouping of as many as 1m processing cores in a single supercomputing system."
Intel и Cray всерьез обсуждают как жить с 1.000.000 ядер в одной системе.
"They(Intel, Cray) would also work on how to take advantage of what is expected to be a grouping of as many as 1m processing cores in a single supercomputing system."
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