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NIST's NTP clock was microseconds from disaster

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Source: JeffGeerling
  • uploaded_at: 2025-12-22T16:23:09Z
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  • description: ...but most people would never know. The two posts referenced in this video: - Primary time scale failure: https://groups.google.com/a/list.nist.gov/g/internet-time-service/c/o0dDDcr1a8I - Update on Internet Time Services: https://groups.google.com/a/list.nist.gov/g/internet-time-service/c/OHOO_1OYjLY Also check out the status of all NIST Internet Time Servers: https://tf.nist.gov/tf-cgi/servers.cgi Thumbnail photos were adapted from Wikipedia Commons / US Government Public domain images: - https://www.nist.gov/pml/time-and-frequency-division/time-and-frequency-metrology-and-distribution - https://www.nist.gov/topics/physics/optical-frequency-combs Support me on Patreon: https://www.patreon.com/geerlingguy Sponsor me on GitHub: https://github.com/sponsors/geerlingguy Merch: https://www.redshirtjeff.com 2nd Channel: https://www.youtube.com/@GeerlingEngineering 3rd Channel: https://www.youtube.com/@Level2Jeff Contents: 00:00 - 5 microseconds 00:39 - What happened? 02:15 - NTP timing and why it doesn't matter 03:17 - Timely lessons
  • title: NIST's NTP clock was microseconds from disaster
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  • updated_at: 2025-12-23T08:52:18Z
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