On Oracle Big Data Appliance , CDH cluster Node01 Migration Repeatedly Fails at Step10 and both Namenodes are Standby
(Doc ID 1994118.1)
Last updated on NOVEMBER 08, 2022
Applies to:
Big Data Appliance Integrated Software - Version 4.1.0 and laterLinux x86-64
Symptoms
Migration of node 1 on the BDA repeatedly fails at step10 (tried 3 times) while migrating to a non critical node. In all cases the issue is that both NN's are in Standby mode.
Errors from setupscm_1427309198.out
Command 4393 finished after 5 seconds
Operation failed
Result Message is: "Command Initialize is not currently available for execution.",
API Version used is v9
Succeeded. Output in : /opt/oracle/BDAMammoth/bdaconfig/tmp/clusters_*******-cluster_services_zookeeper_commands_restart.out
Command 4453 finished after 5 seconds
Operation failed
Result Message is: "Failed to restart service.",
API Version used is v9
Succeeded. Output in : /opt/oracle/BDAMammoth/bdaconfig/tmp/clusters_*******-cluster_services_yarn_commands_start.out
Command 4585 finished after 340 seconds
Operation failed
Result Message is: "Failed to create HDFS directory.",
Operation failed
Result Message is: "Command Initialize is not currently available for execution.",
API Version used is v9
Succeeded. Output in : /opt/oracle/BDAMammoth/bdaconfig/tmp/clusters_*******-cluster_services_zookeeper_commands_restart.out
Command 4453 finished after 5 seconds
Operation failed
Result Message is: "Failed to restart service.",
API Version used is v9
Succeeded. Output in : /opt/oracle/BDAMammoth/bdaconfig/tmp/clusters_*******-cluster_services_yarn_commands_start.out
Command 4585 finished after 340 seconds
Operation failed
Result Message is: "Failed to create HDFS directory.",
When the failure initially occurred followed steps in <Document 1957275.1> to format failover controller and restarted the CDH services succesfully. But then when re-running, the migration command again fails at the same point.
Cause
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Cause |
Solution |
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