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Last active August 29, 2015 14:12
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zookeeper fun
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zk.md 
Zookeeper version: 3.4.6-1569965, built on 02/20/2014 09:09 GMT
java version "1.7.0_67"
Java(TM) SE Runtime Environment (build 1.7.0_67-b01)
  • Start with zk ensemble: A, B, C, D, E.
  • C is the leader according to 'echo stat | nc localhost 2181' (assume leader state is being tracked by external monitoring)
  • See leader election occur in the logs, D gets elected leader, with a quorum of A and E
  • But, C still says it's leader and B is still following it.
  • Proceed to run in circles, scream and shout!
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