Weiwei Yang created HDFS-11830: ---------------------------------- Summary: Ozone: Datanode needs to re-register to SCM if SCM is restarted Key: HDFS-11830 URL: https://issues.apache.org/jira/browse/HDFS-11830 Project: Hadoop HDFS Issue Type: Sub-task Components: ozone Reporter: Weiwei Yang Assignee: Weiwei Yang
Problem description: # Start NN, DN, SCM # Restart SCM and will see following warnings in SCM log 17/05/02 00:47:08 WARN node.SCMNodeManager: SCM receive heartbeat from unregistered datanode Datanode could not re-establish communication with SCM afterwards. Propose to fix this by adding a new command in HB handling telling datanode to re-register with SCM. Datanode once received this command transits to REGISTER state again to proceed. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org