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Emmanuel Brard commented on KAFKA-6951: --------------------------------------- [~wushujames] it's not implemented yet: {code:java} root@kafka-1:/# kafka-consumer-groups --bootstrap-server localhost:9092 --describe --group my_favorite_group TOPIC PARTITION CURRENT-OFFSET LOG-END-OFFSET LAG CONSUMER-ID HOST CLIENT-ID bar 0 58 58 0 kafka-python-1.4.6-5f66aa52-8497-404c-9c3e-69f36139b30d /172.19.0.5 kafka-python-1.4.6 foo 0 56 58 2 - - - {code} {code:java} root@kafka-1:/# kafka-consumer-groups --bootstrap-server localhost:9091 --group my_favorite_group --topic foo --delete The consumer does not support topic-specific offset deletion from a consumer group. {code} See https://github.com/apache/kafka/blob/47a9871ef65a13f9d58d5ea216de340f7e123da5/core/src/main/scala/kafka/admin/ConsumerGroupCommand.scala#L941 > Implement offset expiration semantics for unsubscribed topics > ------------------------------------------------------------- > > Key: KAFKA-6951 > URL: https://issues.apache.org/jira/browse/KAFKA-6951 > Project: Kafka > Issue Type: Improvement > Components: core > Reporter: Vahid Hashemian > Assignee: Vahid Hashemian > Priority: Major > > [This > portion|https://cwiki.apache.org/confluence/display/KAFKA/KIP-211%3A+Revise+Expiration+Semantics+of+Consumer+Group+Offsets#KIP-211:ReviseExpirationSemanticsofConsumerGroupOffsets-UnsubscribingfromaTopic] > of KIP-211 will be implemented separately from the main PR. -- This message was sent by Atlassian JIRA (v7.6.3#76005)