#Truetime

1 post in tag “Truetime”.

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  Time in Distributed Systems: NTP, PTP, TrueTime, and the Impossibility of Perfect Synchronization

  2025-10-01

  From Marzullo's algorithm in NTP to hardware timestamping in PTP and Google's TrueTime in Spanner — how distributed systems wrestle with the fundamental impossibility of perfectly synchronized clocks.