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SubjectRe: Dynamic tick for 2.6.14 - what's the plan?
* Alistair John Strachan <s0348365@sms.ed.ac.uk> [050830 18:57]:
> On Tuesday 30 August 2005 13:31, Tony Lindgren wrote:
> [snip]
> > >
> > > Same issue, it's waiting on dynticks before being reworked.
> >
> > Also one more minor issue; Dyntick can cause slow boots with dyntick
> > enabled from boot because the there's not much in the timer queue
> > until init.
> >
> > This probably does not show up much on x86 though because of the
> > short hardware timers.
>
> You could disable it until jiffies >= 0; this covers the boot criteria and
> still allows for moderate savings post boot (though maybe on embedded systems
> the delay is too long?).

Yeah, that's true. Or just enable it from an init script via sysfs.

Tony
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