4 Increase Replication Factor for an existing topic
This topic provides the systematic instruction to increase Replication Factor for an existing topic.
In case, a topic is already created, and the user want to increase the replication factor.
Then, follow the below steps. Explanation is given below with an example and desired output for easier understanding.
Increase the replicas for the topic structure-closed in partition 0 from only on broker id 0 to broker id 0, 1. i.e. increase replication factor of 1 to 2.