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From "Cheng (JIRA)" <j...@apache.org>
Subject [jira] Created: (CHUKWA-250) class not found exception when running agent
Date Fri, 15 May 2009 22:52:45 GMT
class not found exception when running agent 
---------------------------------------------

                 Key: CHUKWA-250
                 URL: https://issues.apache.org/jira/browse/CHUKWA-250
             Project: Hadoop Chukwa
          Issue Type: Bug
            Reporter: Cheng


Console output is as below:

hadoop jar for agent is  ......../bin/../hadoopjars/hadoop-0.20-dev-core.jar

Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/hadoop/metrics/Updater

        at java.lang.ClassLoader.defineClass1(Native Method)

        at java.lang.ClassLoader.defineClass(ClassLoader.java:620)

        at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:124)

        at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)

        at java.net.URLClassLoader.access$000(URLClassLoader.java:56)

        at java.net.URLClassLoader$1.run(URLClassLoader.java:195)

        at java.security.AccessController.doPrivileged(Native Method)

        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)

        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)

        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)

        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)

        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)

        at org.apache.hadoop.chukwa.datacollection.agent.ChukwaAgent.<clinit>(ChukwaAgent.java:60)

Caused by: java.lang.ClassNotFoundException: org.apache.hadoop.metrics.Updater

        at java.net.URLClassLoader$1.run(URLClassLoader.java:200)

        at java.security.AccessController.doPrivileged(Native Method)

        at java.net.URLClassLoader.findClass(URLClassLoader.java:188)

        at java.lang.ClassLoader.loadClass(ClassLoader.java:306)

        at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:276)

        at java.lang.ClassLoader.loadClass(ClassLoader.java:251)

        at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:319)

        ... 13 more


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