Robert Joseph Evans created STORM-3245:
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Summary: Log viewer cleanup failes if multiple empty
worker-artifact dirs
Key: STORM-3245
URL: https://issues.apache.org/jira/browse/STORM-3245
Project: Apache Storm
Issue Type: Bug
Components: storm-server
Affects Versions: 2.0.0
Reporter: Robert Joseph Evans
Assignee: Robert Joseph Evans
If a drive fills up for various reasons it is possible that we can create the
directory for a worker in worker-artifacts, but not able to create the
worker.yaml. If we get more than one of these on a node we get an exception
like.
{code:java}
o.a.s.d.l.u.LogCleaner logviewer-cleanup [ERROR] Exception while cleaning up
old log.
java.lang.IllegalStateException: Duplicate key ...
at
java.util.stream.Collectors.lambda$throwingMerger$0(Collectors.java:133)
~[?:1.8.0_102]
at java.util.HashMap.merge(HashMap.java:1253) ~[?:1.8.0_102]
at java.util.stream.Collectors.lambda$toMap$58(Collectors.java:1320)
~[?:1.8.0_102]
at java.util.stream.ReduceOps$3ReducingSink.accept(ReduceOps.java:169)
~[?:1.8.0_102]
at
java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
~[?:1.8.0_102]
at java.util.TreeMap$KeySpliterator.forEachRemaining(TreeMap.java:2746)
~[?:1.8.0_102]
at
java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:481)
~[?:1.8.0_102]
at
java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)
~[?:1.8.0_102]
at
java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:708)
~[?:1.8.0_102]
at
java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
~[?:1.8.0_102]
at
java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:499)
~[?:1.8.0_102]
at
org.apache.storm.daemon.logviewer.utils.WorkerLogs.identifyWorkerLogDirs(WorkerLogs.java:214)
~[storm-webapp-...{code}
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