Mukul Kumar Singh created HDDS-349:
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Summary: Ozone Datanode throws exception while sending datanode
reports
Key: HDDS-349
URL: https://issues.apache.org/jira/browse/HDDS-349
Project: Hadoop Distributed Data Store
Issue Type: Bug
Components: Ozone Datanode
Affects Versions: 0.2.1
Reporter: Mukul Kumar Singh
Fix For: 0.2.1
Following exception was seen while datanode was sending datanode report
{code}
2018-08-13 12:28:57,425 INFO ozone.MiniOzoneClusterImpl
(MiniOzoneClusterImpl.java:lambda$waitForClusterToBeReady$0(119)) - Waiting for
cluster to be ready. Got 0 of 1 DN Heartbeats.
2018-08-13 12:28:58,428 INFO ozone.MiniOzoneClusterImpl
(MiniOzoneClusterImpl.java:lambda$waitForClusterToBeReady$0(119)) - Waiting for
cluster to be ready. Got 0 of 1 DN Heartbeats.
2018-08-13 12:28:59,428 INFO ozone.MiniOzoneClusterImpl
(MiniOzoneClusterImpl.java:lambda$waitForClusterToBeReady$0(119)) - Waiting for
cluster to be ready. Got 0 of 1 DN Heartbeats.
2018-08-13 12:29:00,311 WARN concurrent.ExecutorHelper
(ExecutorHelper.java:logThrowableFromAfterExecute(50)) - Execution exception
when running task in Datanode ReportManager Thread - 0
2018-08-13 12:29:00,311 WARN concurrent.ExecutorHelper
(ExecutorHelper.java:logThrowableFromAfterExecute(63)) - Caught exception in
thread Datanode ReportManager Thread - 0:
java.lang.NullPointerException
at
org.apache.hadoop.ozone.container.common.volume.VolumeInfo.getScmUsed(VolumeInfo.java:107)
at
org.apache.hadoop.ozone.container.common.volume.VolumeSet.getNodeReport(VolumeSet.java:366)
at
org.apache.hadoop.ozone.container.ozoneimpl.OzoneContainer.getNodeReport(OzoneContainer.java:262)
at
org.apache.hadoop.ozone.container.common.report.NodeReportPublisher.getReport(NodeReportPublisher.java:64)
at
org.apache.hadoop.ozone.container.common.report.NodeReportPublisher.getReport(NodeReportPublisher.java:39)
at
org.apache.hadoop.ozone.container.common.report.ReportPublisher.publishReport(ReportPublisher.java:86)
at
org.apache.hadoop.ozone.container.common.report.ReportPublisher.run(ReportPublisher.java:73)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:293)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
{code}
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