[fpc-devel] High performance Linux timer

Felipe Monteiro de Carvalho felipemonteiro.carvalho at gmail.com
Mon May 19 14:54:18 CEST 2008

On Mon, May 19, 2008 at 4:31 AM, Graeme Geldenhuys
<graemeg.lists at gmail.com> wrote:
> Timestamp counter from the CPU (assuming we are speaking of RDTSC) is
> susceptible to many issue...

Read the line just bellow the one you just quoted:

>  *  Nanosecond resolution is supported on Intel Pentium versions with a Timestamp Counter.
>  * Microsecond system clock is the default timebase. <<<

The default timebase doesn't use the hardware directly.

Felipe Monteiro de Carvalho

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