[ https://issues.apache.org/jira/browse/KAFKA-13134?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
David Jacot resolved KAFKA-13134. --------------------------------- Fix Version/s: 3.1.0 Reviewer: David Jacot Resolution: Fixed > Heartbeat Request high lock contention > -------------------------------------- > > Key: KAFKA-13134 > URL: https://issues.apache.org/jira/browse/KAFKA-13134 > Project: Kafka > Issue Type: Improvement > Components: core > Reporter: David Mao > Assignee: David Mao > Priority: Minor > Fix For: 3.1.0 > > > On a cluster with high heartbeat rate, a lock profile showed high contention > for the GroupMetadata lock. > We can significantly reduce this by invoking the response callback outside of > the group metadata lock. -- This message was sent by Atlassian Jira (v8.3.4#803005)