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1. Setup a separate 0.8 cluster (Do not modify anything in the existing 0.7 cluster). More info on setup can be found here - https://cwiki.apache.org/confluence/display/KAFKA/Kafka+0.8+Quick+Start^{Image Removed}
2. Setup the migration tool to consume messages from the 0.7 cluster and re-publish them to the 0.8 cluster (Details below)
3. Move the 0.7 consumers consuming from the 0.7 cluster to 0.8
4. Move the 0.7 producers to 0.8

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