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Ning Zhang edited comment on KAFKA-10424 at 8/26/20, 3:13 AM: -------------------------------------------------------------- [~grinfeld] I deployed the latest kafka 2.6 and it seems to me this is not a bug: before running MM2: {code:java} bash-4.4# /opt/kafka/bin/kafka-topics.sh --zookeeper zookeeper-service-backup:2181 --describe --topic primary.test Topic:primary.test PartitionCount:3 ReplicationFactor:3 Configs: Topic: primary.test Partition: 0 Leader: 1 Replicas: 1,2,0 Isr: 1,2,0 Topic: primary.test Partition: 1 Leader: 2 Replicas: 2,0,1 Isr: 2,0,1 Topic: primary.test Partition: 2 Leader: 0 Replicas: 0,1,2 Isr: 0,1,2 {code} After running MM2: {code:java} bash-4.4# /opt/kafka/bin/kafka-topics.sh --zookeeper zookeeper-service-backup:2181 --describe --topic primary.test Topic:primary.test PartitionCount:3 ReplicationFactor:3 Configs:*cleanup.policy=compact* Topic: primary.test Partition: 0 Leader: 1 Replicas: 1,2,0 Isr: 1,2,0 Topic: primary.test Partition: 1 Leader: 2 Replicas: 2,0,1 Isr: 2,0,1 Topic: primary.test Partition: 2 Leader: 0 Replicas: 0,1,2 Isr: 0,1,2 {code} note that `cleanup.policy=compact` is added after MM2 start was (Author: yangguo1220): [~grinfeld] I deployed the latest kafka 2.6 and it seems to me this is not a bug: before running MM2: {code:java} bash-4.4# /opt/kafka/bin/kafka-topics.sh --zookeeper zookeeper-service-backup:2181 --describe --topic primary.test Topic:primary.test PartitionCount:3 ReplicationFactor:3 Configs: Topic: primary.test Partition: 0 Leader: 1 Replicas: 1,2,0 Isr: 1,2,0 Topic: primary.test Partition: 1 Leader: 2 Replicas: 2,0,1 Isr: 2,0,1 Topic: primary.test Partition: 2 Leader: 0 Replicas: 0,1,2 Isr: 0,1,2 {code} After running MM2: {code:java} bash-4.4# /opt/kafka/bin/kafka-topics.sh --zookeeper zookeeper-service-backup:2181 --describe --topic primary.test Topic:primary.test PartitionCount:3 ReplicationFactor:3 Configs:cleanup.policy=compact Topic: primary.test Partition: 0 Leader: 1 Replicas: 1,2,0 Isr: 1,2,0 Topic: primary.test Partition: 1 Leader: 2 Replicas: 2,0,1 Isr: 2,0,1 Topic: primary.test Partition: 2 Leader: 0 Replicas: 0,1,2 Isr: 0,1,2 {code} note that `cleanup.policy=compact` is added after MM2 start > MirrorMaker 2.0 does not replicates topic's "clean.policy" > ---------------------------------------------------------- > > Key: KAFKA-10424 > URL: https://issues.apache.org/jira/browse/KAFKA-10424 > Project: Kafka > Issue Type: Bug > Components: mirrormaker > Affects Versions: 2.5.0 > Reporter: Mikhail Grinfeld > Assignee: Ning Zhang > Priority: Major > > I needed to replicate schema-registry "_schemas" topic. > data was replicated successfully and everything looked good, but new > schema-registry started with warning that replicated topic's cleanup.policy > is not "compact" -- This message was sent by Atlassian Jira (v8.3.4#803005)