Re: [chrony-users] chrony switch to low stratum very slow

[chuang213 <chuang213@xxxxxxxxx>]

Thanks for the advice and pointing it out the policy that chrony used.
I'll try them soon.

chrony is good at quick convergence to the servers, while in the
mobile environment drop of time server is inevitable.

Frank Huang

On Mon, Aug 12, 2019 at 12:15 AM Miroslav Lichvar <mlichvar@xxxxxxxxxx> wrote:
>
> On Fri, Aug 09, 2019 at 11:38:23AM -0700, chuang213 wrote:
> > I changed "stratumweight 0.00010" and it did help, the switching time
> > reduced to 21 minutes, though still too long. And the side effect is
> > that this change caused the chrony to use local clock for a long
> > period of time. the local clock is a stratum 10 one.
>
> Have you tried also setting reselectdist to 0? You can also increase
> maxclockerror to 10 or even more to indicate the local clock is less
> stable, which should shorten the free running interval.
>
> Generally, we don't want to be switching between sources too
> frequently to minimize the frequency error.
>
> --
> Miroslav Lichvar
>
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