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Old February 18th, 2013, 01:14 PM
homsky642 homsky642 is offline
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Thread switch
On a single-processor machine, I need to measure the time cost for two threads alternate switch using a mutex lock.
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Old February 18th, 2013, 01:28 PM
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Quote:
Originally Posted by homsky642
On a single-processor machine, I need to measure the time cost for two threads alternate switch using a mutex lock.
And your question is...?

The answer may depend on the target processor and OS in question. In a desktop environment the attempt is probably doomed since a non-realtime scheduler is by no means deterministic, and besides your threads/process there will be much else going on besides.
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