Truong Duc Kien created FLINK-8946: -------------------------------------- Summary: TaskManager stop sending metrics after JobManager failover Key: FLINK-8946 URL: https://issues.apache.org/jira/browse/FLINK-8946 Project: Flink Issue Type: Bug Components: Metrics, TaskManager Affects Versions: 1.4.2 Reporter: Truong Duc Kien
Running in Yarn-standalone mode, when the Job Manager performs a failover, all TaskManager that are inherited from the previous JobManager will not send metrics to the new JobManager and other registered metric reporters. A cursory glance reveal that these line of code might be the cause [https://github.com/apache/flink/blob/a3478fdfa0f792104123fefbd9bdf01f5029de51/flink-runtime/src/main/scala/org/apache/flink/runtime/taskmanager/TaskManager.scala#L1082-L1086] Perhap the TaskManager close its metrics group when disassociating JobManager, but not creating a new one on fail-over association ? -- This message was sent by Atlassian JIRA (v7.6.3#76005)