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A comment on The software that flies SpaceX rockets and starships. Parent comment

Re:The software that flies SpaceX rockets and starships by elteto on Wednesday December 29, 2021 @11:18AM (#29726185)
A popular solution is PTP [0]. Once you have synchronized hw clocks you lay your software synchronization on top of that.

[0] https://en.m.wikipedia.org/wiki/Precision_Time_Protocol

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Re:The software that flies SpaceX rockets and starships by MPSimmons on Wednesday December 29, 2021 @03:43PM (#29729760)
Yes. This does require all of the network devices between the nodes to also implement PTP (otherwise you fall back to NTP-like behavior) but this isn't a problem if you're greenfielding the implementation.
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