mirror of https://github.com/mkerrisk/man-pages
Note that HRTs are not supported on all h/w.
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@ -101,6 +101,9 @@ On a system that supports HRTs, the accuracy of sleep and timer
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system calls is no longer constrained by the jiffy,
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but instead can be as accurate as the hardware allows
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(microsecond accuracy is typical of modern hardware).
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HRTs are not supported on all hardware architectures.
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(Support is provided on x86, arm, and powerpc, among others.)
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.SS "The Epoch"
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Unix systems represent time in seconds since the
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.IR Epoch ,
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