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Posted to issues@flink.apache.org by "Chesnay Schepler (JIRA)" <ji...@apache.org> on 2018/10/29 14:41:30 UTC
[jira] [Commented] (FLINK-10715) E2e tests fail with
ConcurrentModificationException in MetricRegistryImpl
[ https://issues.apache.org/jira/browse/FLINK-10715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16667296#comment-16667296 ]
Chesnay Schepler commented on FLINK-10715:
------------------------------------------
This is effectively a duplicate of FLINK-10035.
> E2e tests fail with ConcurrentModificationException in MetricRegistryImpl
> -------------------------------------------------------------------------
>
> Key: FLINK-10715
> URL: https://issues.apache.org/jira/browse/FLINK-10715
> Project: Flink
> Issue Type: Bug
> Components: E2E Tests, Metrics
> Affects Versions: 1.7.0
> Reporter: Dawid Wysakowicz
> Priority: Blocker
>
> Couple of e2e tests that rely on metrics fail with exception:
> {code}
> 2018-10-29 11:40:32,781 WARN org.apache.flink.runtime.metrics.MetricRegistryImpl - Error while reporting metrics
> java.util.ConcurrentModificationException
> at java.util.HashMap$HashIterator.nextNode(HashMap.java:1437)
> at java.util.HashMap$EntryIterator.next(HashMap.java:1471)
> at java.util.HashMap$EntryIterator.next(HashMap.java:1469)
> at org.apache.flink.metrics.slf4j.Slf4jReporter.report(Slf4jReporter.java:101)
> at org.apache.flink.runtime.metrics.MetricRegistryImpl$ReporterTask.run(MetricRegistryImpl.java:427)
> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
> Tests that failed:
> * 'Resuming Externalized Checkpoint (file, sync, no parallelism change) end-to-end test
> * 'State TTL Heap backend end-to-end test'
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