http://en.wikipedia.org/wiki/Lamport_timestamps http://en.wikipedia.org/wiki/Lamport_timestamps Edit: More information on how to actually use Vector Clocks (wh

http://en.wikipedia.org/wiki/Lamport_timestamps http://en.wikipedia.org/wiki/Lamport_timestamps Edit: More information on how to actually use Vector Clocks (which are sort of like multi-way Lamport Clocks) in a real system: http://basho.com/blog/technical/2010/04/05/why-vector-clocks-are-hard/ http://basho.com/blog/technical/2010/04/05/why-vector-clocks...