Messages in this thread | | | Subject | Re: System time warping around real time problem - please help | From | Alan Cox <> | Date | 26 Mar 2003 14:38:13 +0000 |
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On Wed, 2003-03-26 at 02:28, george anzinger wrote: > Stands for Time Stamp Counter. It is a special cpu register that > basically counts cpu cycles. Some times (incorrectly me thinks) it is > affected by power management code which slows the cpu by changing the > cpu frequency.
Not incorrectly. It counts cpu clocks, its designed for profiling and the like. There is no guarantee in any Intel MP standard that the clocks are synched up.
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