[Asterisk-Dev] High resolution timers using POSIX clocks instead of zaptel

Tilghman Lesher tilghman at mail.jeffandtilghman.com
Tue Jun 7 09:28:26 MST 2005


On Tuesday 07 June 2005 11:16, Steve Kann wrote:
> Gilad Ben-Yossef wrote:
> > Derek Smithies wrote:
> >> Does anyone have some realworld experience on a recent machine &
> >> software timers to prove they are still a bad idea?
> >
> > Fact of life - on a 2.4 Linux kernel for x86 or PPC the timer
> > resolution is 10ms (look for the HZ macro in
> > /usr/src/linux/include/asm/param.h) That's simply not enough.
>
> Not enough for what?  What do you need to do that 10ms resultion
> isn't enough?

1ms interrupts.

-- 
Tilghman



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