Mukul Kumar Singh created HDDS-1707:
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Summary: SCMContainerPlacementRackAware#chooseDatanodes throws not
enough datanodes when all nodes(40) are up
Key: HDDS-1707
URL: https://issues.apache.org/jira/browse/HDDS-1707
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: SCM
Reporter: Mukul Kumar Singh
SCMContainerPlacementRackAware#chooseDatanodes is failing with the following
error repeatedly.
{code}
2019-06-17 22:15:52,455 WARN
org.apache.hadoop.hdds.scm.container.ReplicationManager: Exception while
replicating container 407.
org.apache.hadoop.hdds.scm.exceptions.SCMException: No enough datanodes to
choose.
at
org.apache.hadoop.hdds.scm.container.placement.algorithms.SCMContainerPlacementRackAware.chooseDatanodes(SCMContainerPlacementRackAware.java:100)
at
org.apache.hadoop.hdds.scm.container.ReplicationManager.handleUnderReplicatedContainer(ReplicationManager.java:487)
at
org.apache.hadoop.hdds.scm.container.ReplicationManager.processContainer(ReplicationManager.java:293)
at
java.util.concurrent.ConcurrentHashMap$KeySetView.forEach(ConcurrentHashMap.java:4649)
at
java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080)
at
org.apache.hadoop.hdds.scm.container.ReplicationManager.run(ReplicationManager.java:205)
at java.lang.Thread.run(Thread.java:745)
{code}
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