On Fri, 2005-05-20 at 11:27 +0200, Helge Hafting wrote:
> Ben Greear wrote:
>
> > Arjan van de Ven wrote:
> >
> >> HZ may not exist. At all; people are trying to remove it. And userspace
> >> has no business knowing about it either.
> >
> >
> > It can be helpful to know what HZ you are running at, for instance if
> > you care
> > very much about the (average) precision of a select/poll timeout.
> >
> Will knowing it help? You may find out that you don't have much precision,
> but then theres nothing to do about it.
Yes, it will. If you have an RT constraint and 10ms won't cut it (say,
you want to send MIDI clock) then you can use the RTC.
Lee
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