Aw: Re: [chrony-users] How to use Facebook's NTP-service correctly?

["Lars-Daniel Weber" <Lars-Daniel.Weber@xxxxxx>]

Hey Holger,

Holger wrote:
> an important point for you since you're presumably in Germany and

Jawoll, under protection of CoronaSchVO NW.

> I already went through the futile attempts to use these servers:
> they're all outside Germany, with rather high latency and quite
> terrible connectivity, depending on your ISP's routing and current
> backbone load.

According to their blog, they're doing geo-routing to the nearst server.
Maybe it's for their own services only, not for the public one.

> You're much better off using the public .de NTP pool or addressing
> 1..3 public servers explicitly. I've set my router to pull from three
> stable Stratum 1 sources and get excellent, always-available results
> on all my inhouse clients, e.g. this on my workstation:
>
> $chronycmd sources
> MS Name/IP address         Stratum Poll Reach LastRx Last sample
> ===============================================================================
> ^* bifrost.applied-asynchro>     2   6   377    25  -3937ns[-7799ns] +/- 5388us
>
> $chronycmd sourcestats
> Name/IP Address            NP  NR  Span  Frequency  Freq Skew  Offset  Std Dev
> ==============================================================================
> bifrost.applied-asynchro>   8   6   229     -0.002      0.164    -46ns  7193ns

Would you share your complete config as a good/best practice example?

Best regards,
Lars-Daniel


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