[ 
https://issues.apache.org/jira/browse/HADOOP-5172?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12670644#action_12670644
 ] 

Raghu Angadi commented on HADOOP-5172:
--------------------------------------

Log for one of the failures : 

{noformat}

Error Message
============

org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent$AlreadyRunningException:
 Agent already running; aborting

Stacktrace
========

junit.framework.AssertionFailedError: 
org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent$AlreadyRunningException:
 Agent already running; aborting
        at 
org.apache.hadoop.chukwa.datacollection.agent.TestAgentConfig.testInitAdaptors_vs_Checkpoint(TestAgentConfig.java:73)

Standard Output

---------------------done with first run, now stopping
---------------------restarting
console connector started

Standard Error
============

log4j:WARN No appenders could be found for logger 
(org.apache.hadoop.conf.Configuration).
log4j:WARN Please initialize the log4j system properly.
org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent$AlreadyRunningException:
 Agent already running; aborting
        at 
org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent.<init>(ChukwaAgent.java:257)
        at 
org.apache.hadoop.chukwa.datacollection.agent.TestAgentConfig.testInitAdaptors_vs_Checkpoint(TestAgentConfig.java:61)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at junit.framework.TestCase.runTest(TestCase.java:154)
        at junit.framework.TestCase.runBare(TestCase.java:127)
        at junit.framework.TestResult$1.protect(TestResult.java:106)
        at junit.framework.TestResult.runProtected(TestResult.java:124)
        at junit.framework.TestResult.run(TestResult.java:109)
        at junit.framework.TestCase.run(TestCase.java:118)
        at junit.framework.TestSuite.runTest(TestSuite.java:208)
        at junit.framework.TestSuite.run(TestSuite.java:203)
        at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.run(JUnitTestRunner.java:421)
        at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.launch(JUnitTestRunner.java:912)
        at 
org.apache.tools.ant.taskdefs.optional.junit.JUnitTestRunner.main(JUnitTestRunner.java:766)
{noformat}

> Chukwa : TestAgentConfig.testInitAdaptors_vs_Checkpoint regularly fails 
> ------------------------------------------------------------------------
>
>                 Key: HADOOP-5172
>                 URL: https://issues.apache.org/jira/browse/HADOOP-5172
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: contrib/chukwa, test
>            Reporter: Raghu Angadi
>
> org.apache.hadoop.chukwa.datacollection.agent.TestAgentConfig.testInitAdaptors_vs_Checkpoint
>  regularly fails in Hudson builds. I am not sure which branches it affects. I 
> will attach one of the failure logs.

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