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https://issues.apache.org/jira/browse/HDDS-4018?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Attila Doroszlai updated HDDS-4018:
-----------------------------------
Labels: (was: pull-request-available)
> Datanode log spammed by NPE
> ---------------------------
>
> Key: HDDS-4018
> URL: https://issues.apache.org/jira/browse/HDDS-4018
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: Ozone Datanode
> Affects Versions: 0.6.0
> Reporter: Attila Doroszlai
> Assignee: Attila Doroszlai
> Priority: Blocker
> Fix For: 0.7.0
>
>
> {code}
> datanode_1 | 2020-07-22 13:11:47,845 [Datanode State Machine Thread - 0]
> WARN statemachine.StateContext: No available thread in pool for past 2
> seconds.
> datanode_1 | 2020-07-22 13:11:47,846 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> datanode_1 | 2020-07-22 13:11:47,847 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> datanode_1 | 2020-07-22 13:11:47,848 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> datanode_1 | 2020-07-22 13:11:47,848 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> datanode_1 | 2020-07-22 13:11:47,851 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> ...
> thread in pool for past 22 seconds.
> datanode_1 | 2020-07-22 13:11:47,854 [Datanode State Machine Thread - 0]
> ERROR statemachine.DatanodeStateMachine: Unable to finish the execution.
> datanode_1 | java.lang.NullPointerException
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:218)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.states.datanode.RunningDatanodeState.await(RunningDatanodeState.java:50)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.StateContext.execute(StateContext.java:451)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:225)
> datanode_1 | at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$startDaemon$0(DatanodeStateMachine.java:396)
> datanode_1 | at java.base/java.lang.Thread.run(Thread.java:834)
> {code}
> This increases acceptance test logs to several hundred MBs.
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