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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10062) race condition in MetricsSystemImpl#publishMetricsNow that causes incorrect results
Date Thu, 05 Feb 2015 14:33:37 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10062?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14307263#comment-14307263
] 

Hudson commented on HADOOP-10062:
---------------------------------

SUCCESS: Integrated in Hadoop-Hdfs-trunk #2027 (See [https://builds.apache.org/job/Hadoop-Hdfs-trunk/2027/])
HADOOP-10062. race condition in MetricsSystemImpl#publishMetricsNow that causes incorrect
results.  (Contributed by Sangjin Lee) (junping_du: rev 0b567f424673b5cea1c3bc23b2bd268ef6b7625f)
* hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/metrics2/impl/TestMetricsSystemImpl.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/metrics2/impl/MetricsSystemImpl.java
* hadoop-common-project/hadoop-common/CHANGES.txt


> race condition in MetricsSystemImpl#publishMetricsNow that causes incorrect results
> -----------------------------------------------------------------------------------
>
>                 Key: HADOOP-10062
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10062
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: metrics
>    Affects Versions: 3.0.0
>         Environment: CentOS 6.4, Oracle JDK 1.6.0_31, JDK1.7.0_45
>            Reporter: Shinichi Yamashita
>            Assignee: Sangjin Lee
>             Fix For: 3.0.0, 2.7.0
>
>         Attachments: HADOOP-10062-failed.txt, HADOOP-10062-success.txt, HADOOP-10062.003.patch,
HADOOP-10062.patch, HADOOP-10062.patch
>
>
> TestMetricsSystemInpl#testMultiThreadedPublish failed with "Metrics not collected"
> {code}
> Running org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl
> Tests run: 6, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 1.688 sec <<<
FAILURE! - in org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl
> testMultiThreadedPublish(org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl)  Time
elapsed: 0.056 sec  <<< FAILURE!
> java.lang.AssertionError: Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Passed
>         at org.junit.Assert.fail(Assert.java:93)
>         at org.junit.Assert.assertTrue(Assert.java:43)
>         at org.apache.hadoop.metrics2.impl.TestMetricsSystemImpl.testMultiThreadedPublish(TestMetricsSystemImpl.java:232)
> Results :
> Failed tests:
>   TestMetricsSystemImpl.testMultiThreadedPublish:232 Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Metric not collected!
> Passed
> Tests run: 6, Failures: 1, Errors: 0, Skipped: 0
> {code}



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