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https://issues.apache.org/jira/browse/IGNITE-11078?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Andrew Mashenkov updated IGNITE-11078:
--------------------------------------
    Ignite Flags:   (was: Docs Required)

> MVCC: Tests fails sporadically with ConcurrentModificationException
> -------------------------------------------------------------------
>
>                 Key: IGNITE-11078
>                 URL: https://issues.apache.org/jira/browse/IGNITE-11078
>             Project: Ignite
>          Issue Type: Test
>          Components: mvcc
>            Reporter: Andrew Mashenkov
>            Priority: Major
>              Labels: MakeTeamcityGreenAgain, mvcc_stabilization_stage_1
>
> Next test failed on TC.
> [CacheMvccReplicatedSqlCoordinatorFailoverTest.testCoordinatorChangeActiveQueryClientFails_Simple|https://ci.ignite.apache.org/viewLog.html?buildId=2902796&tab=buildResultsDiv&buildTypeId=IgniteTests24Java8_MvccQueries#testNameId3071204292938919018]
> See TC run for details:
> [TC 
> run|https://ci.ignite.apache.org/viewLog.html?buildId=2902796&tab=buildResultsDiv&buildTypeId=IgniteTests24Java8_MvccQueries#testNameId3071204292938919018]
> Stacktrace example:
> {code:java}
> java.util.ConcurrentModificationException
>       at java.util.HashMap$HashIterator.nextNode(HashMap.java:1442)
>       at java.util.HashMap$KeyIterator.next(HashMap.java:1466)
>       at java.util.AbstractCollection.toString(AbstractCollection.java:461)
>       at java.lang.String.valueOf(String.java:2994)
>       at java.lang.StringBuilder.append(StringBuilder.java:131)
>       at 
> java.util.concurrent.ConcurrentHashMap.toString(ConcurrentHashMap.java:1321)
>       at java.lang.String.valueOf(String.java:2994)
>       at java.lang.StringBuilder.append(StringBuilder.java:131)
>       at 
> org.apache.ignite.internal.processors.cache.mvcc.CacheMvccAbstractTest$12.apply(CacheMvccAbstractTest.java:1757)
>       at 
> org.apache.ignite.testframework.GridTestUtils.waitForCondition(GridTestUtils.java:1682)
>       at 
> org.apache.ignite.internal.processors.cache.mvcc.CacheMvccAbstractTest.checkActiveQueriesCleanup(CacheMvccAbstractTest.java:1750)
>       at 
> org.apache.ignite.internal.processors.cache.mvcc.CacheMvccAbstractBasicCoordinatorFailoverTest.checkCoordinatorChangeActiveQueryClientFails_Simple(CacheMvccAbstractBasicCoordinatorFailoverTest.java:689)
>       at 
> org.apache.ignite.internal.processors.cache.mvcc.CacheMvccAbstractSqlCoordinatorFailoverTest.testCoordinatorChangeActiveQueryClientFails_Simple(CacheMvccAbstractSqlCoordinatorFailoverTest.java:164)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:498)
>       at 
> org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
>       at 
> org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
>       at 
> org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
>       at 
> org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
>       at 
> org.apache.ignite.testframework.junits.GridAbstractTest$6.run(GridAbstractTest.java:2088)
>       at java.lang.Thread.run(Thread.java:748)
> {code}
>  
>  



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