Author: Gian-Carlo Pascutto
Date: 08:46:24 08/06/05
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On August 06, 2005 at 10:55:04, Robert Hyatt wrote: >BTW, I don't see how _any_ thread approach can be "much higher performance" >since they all revolve around the clone() system call and kernel process >scheduler. Perhaps the barriers, locks, and stuff are significantly more >efficient, but then I don't use any of that whatsoever in Crafty anyway. I >start threads, and then use inline locks and nothing else from a thread library >at all, other than what the "control thread" does... It is going to be >"history" real soon, hopefully this weekend. :) Basically, Linux 2.6 has special kernel thread acceleration, and the new thread libraries can make use of that. Search a bit for LinuxThreads vs. NGPT vs. NPTL It's fascinating reading if you are into that kind of stuff. -- GCP
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