| Re: [chrony-dev] [PATCH] MacOS X dynamic drift removal interval |
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On Tue, Aug 18, 2015 at 08:24:27PM +1200, Bryan Christianson wrote:
> Adjust the drift removal interval based on the observed offset_sd.
> A newly calculated interval goes into effect after the current drift removal has completed.
> When offset_sd is high, the interval is increased resulting in fewer wakeups to adjust the drift offset.
> At lower values of offset_sd the drift removal adjustment interval is pinned to 0.5 seconds.
> The predicted error applied at the start of an adjustment is based on the remaining time of the drift removal that is currently in effect.
> Default drift removal adjustment interval is 4.0 seconds (was 1.0)
> If not synchronised set interval to maximum of default interval and current interval
> Clamp elapsed drift removal time to [0, current_drift_removal_interval] to cover clock stepping.
Applied. Thanks!
--
Miroslav Lichvar
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