Jason Gustafson created KAFKA-8509: -------------------------------------- Summary: Add downgrade system tests Key: KAFKA-8509 URL: https://issues.apache.org/jira/browse/KAFKA-8509 Project: Kafka Issue Type: Improvement Reporter: Jason Gustafson
We've been bitten a few times by downgrade incompatibilities. It should be straightforward to adapt our current upgrade system tests to support downgrades as well. The basic procedure should be: # Roll the cluster with the updated binary, keep IBP on old version # Verify produce/consume # Roll the cluster with the old binary, keep IBP the same. # Verify produce/consume -- This message was sent by Atlassian JIRA (v7.6.3#76005)