Programming, Futex and Cores

How does a futex affect processes

And how does it affect processes running in mylti-core xervers.  Does the use of futex allow greater CPU utilization
Los Angeles1Asked:
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Meir RivkinConnect With a Mentor Full stack Software EngineerCommented:
i suggest this read:
http://lwn.net/Articles/360699/

also scroll down to the comments section for further info.
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