Unable to push data problem

[Git-Yang]

Problem Description

• After the cluster is started, a follower node in the Broker group is unavailable.
• After the node was restored, it was found that the data could not be synchronized.
  

Problem Analysis

• After the cluster is started, a follower node in the Broker group is unavailable.
• When the n1 node is restored, the message that the leader node pushes to the n1 node has expired.
• At this time, the leader node cannot obtain the message to be pushed and throws an exception.
  

Code Analysis

• When the entry corresponding to writeIndex does not exist, an exception is thrown.
• Capture and print the exception information in doWork, and then execute append again.
  
  

[RongtongJin]

Merged