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haroon9 / 01_IncreaseReplicationFactor.md

Created November 21, 2024 10:32 — forked from uarun/01_IncreaseReplicationFactor.md

Increase replication factor for __consumer_offsets Kafka topic

Increasing replication factor for a topic

Create a custom reassignment plan (see attached file inc-replication-factor.json). In this case we are going from replication factor of 1 to 3.

Run Kafka partition reassignment script:

kafka-reassign-partitions --zookeeper $ZOOKEEPER_CONNECT \
    --reassignment-json-file /home/liquidnt/inc-replication-factor.json  \
    --execute