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This talk explains why wall-clock time and timestamps are unreliable for ordering events across distributed systems. It presents happened-before relations, Lamport timestamps, vector clocks, correlation IDs, and consensus concepts, with .NET examples.
Syllabus
Intro
About me
What is timezone
Timezones change
Daylight Saving Time
Leap second
How is time distributed
Network Time Protocol (NTP)
Other approaches
Lamport timestamp
Implementation
Logger
Step 1
Step 2
Step 3
Step 4
Vector clock
Byzantine generals
Consensus problem
Raft
References
Taught by
NDC Conferences