Thread migration to improve power efficiency in a parallel processing environment
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United States of America Patent
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Aug 12, 2014
Grant Date -
Oct 24, 2013
app pub date -
Apr 23, 2012
filing date -
Dec 31, 2007
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Abstract
A method and system to selectively move one or more of a plurality threads which are executing in parallel by a plurality of processing cores. In one embodiment, a thread may be moved from executing in one of the plurality of processing cores to executing in another of the plurality of processing cores, the moving based on a performance characteristic associated with the plurality of threads. In another embodiment of the invention, a power state of the plurality of processing cores may be changed to improve a power efficiency associated with the executing of the multiple threads.
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