Akira AJISAKA created YARN-4563:
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Summary: ContainerMetrics deadlocks
Key: YARN-4563
URL: https://issues.apache.org/jira/browse/YARN-4563
Project: Hadoop YARN
Issue Type: Bug
Components: nodemanager
Environment: HDP 2.3.2 (Hadoop 2.7.1 + patches)
Reporter: Akira AJISAKA
Priority: Blocker
On one of our environment, some NodeManagers' webapp do not working. I found a
dead lock in the stacktrace.
{noformat}
Found one Java-level deadlock:
=============================
"1193752357@qtp-907815246-22238":
waiting to lock monitor 0x0000000005e20a18 (object 0x00000000f6afa048, a
org.apache.hadoop.yarn.server.nodemanager.containermanager.monitor.ContainerMetrics),
which is held by "2107307914@qtp-907815246-19994"
"2107307914@qtp-907815246-19994":
waiting to lock monitor 0x0000000001a000a8 (object 0x00000000d4f1e1f8, a
org.apache.hadoop.metrics2.impl.MetricsSystemImpl),
which is held by "Timer for 'NodeManager' metrics system"
"Timer for 'NodeManager' metrics system":
waiting to lock monitor 0x00000000027ade88 (object 0x00000000f6582df0, a
org.apache.hadoop.yarn.server.nodemanager.containermanager.monitor.ContainerMetrics),
which is held by "1530638165@qtp-907815246-19992"
"1530638165@qtp-907815246-19992":
waiting to lock monitor 0x0000000001a000a8 (object 0x00000000d4f1e1f8, a
org.apache.hadoop.metrics2.impl.MetricsSystemImpl),
which is held by "Timer for 'NodeManager' metrics system"
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