Post #3610411
2026-07-05 17:22 UTC
Completely pointless Sunday project done! Stratum 1 NTP server on a Raspberry Pi 4, with an RMS offset of ~0.5µs.
```
$ chronyc tracking
Reference ID : 50505300 (PPS)
Stratum : 1
Ref time (UTC) : Sun Jul 05 17:18:17 2026
System time : 0.000000368 seconds fast of NTP time
Last offset : +0.000000479 seconds
RMS offset : 0.000000579 seconds
Frequency : 10.106 ppm fast
Residual freq : +0.004 ppm
Skew : 0.023 ppm
Root delay : 0.000000001 seconds
Root dispersion : 0.000010284 seconds
Update interval : 16.0 seconds
Leap status : Normal
```
Replies (1)
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@ravenlb@infosec.exchange 2026-07-05 18:44
@pbarker@social.afront.org nice! Would you mind if I asked what the kitlist was besides the Pi?