[ https://issues.apache.org/jira/browse/KAFKA-8509?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Jason Gustafson updated KAFKA-8509: ----------------------------------- Component/s: system tests > Add downgrade system tests > -------------------------- > > Key: KAFKA-8509 > URL: https://issues.apache.org/jira/browse/KAFKA-8509 > Project: Kafka > Issue Type: Improvement > Components: system tests > Reporter: Jason Gustafson > Priority: Major > > 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)