[jira] [Assigned] (CASSANDRA-11415) dtest failure in jmx_test.TestJMX.cfhistograms_test

["Yuki Morishita (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/CASSANDRA-11415?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yuki Morishita reassigned CASSANDRA-11415:
------------------------------------------

    Assignee: Yuki Morishita  (was: DS Test Eng)

> dtest failure in jmx_test.TestJMX.cfhistograms_test
> ---------------------------------------------------
>
>                 Key: CASSANDRA-11415
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-11415
>             Project: Cassandra
>          Issue Type: Test
>            Reporter: Philip Thompson
>            Assignee: Yuki Morishita
>              Labels: dtest
>             Fix For: 2.1.x
>
>
> We are seeing the following stacktrace when running nodetool cfhistograms
> {code}
> java.lang.AssertionError
> 	at org.apache.cassandra.utils.EstimatedHistogram.<init>(EstimatedHistogram.java:66)
> 	at org.apache.cassandra.tools.NodeProbe.metricPercentilesAsArray(NodeProbe.java:1260)
> 	at org.apache.cassandra.tools.NodeTool$CfHistograms.execute(NodeTool.java:1109)
> 	at org.apache.cassandra.tools.NodeTool$NodeToolCmd.run(NodeTool.java:292)
> 	at org.apache.cassandra.tools.NodeTool.main(NodeTool.java:206)
> {code}
> example failure:
> http://cassci.datastax.com/job/cassandra-2.1_dtest/437/testReport/jmx_test/TestJMX/cfhistograms_test
> Failed on CassCI build cassandra-2.1_dtest #437
> This doesn't appear to be flaky. I can repro locally. It seems like a product issue, but if someone could confirm if it happens out of the test, that would be great.



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