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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2018/12/04 06:59:49 UTC

[GitHub] codelipenghui opened a new pull request #3118: UnAcked message tracker base on HashedWheelTimer

codelipenghui opened a new pull request #3118: UnAcked message tracker base on HashedWheelTimer
URL: https://github.com/apache/pulsar/pull/3118
 
 
   ### Motivation
   
   currently un-ack message tracker  redelivery is done in batch, not taking into account the actual arrival time of the message.
   
   Split acktimeout into several time-slots, and introduce a timewheel to do the redeliver for each time-slots, the more time-slots user set, the more accurate it will be.
   
   ### Modifications
   
   Add WheelTimerUnAckedMessageTracker to track un-acked messages.
   
   ### Result
   
   UT passed
   

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