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  1. mod_cluster
  2. MODCLUSTER-230

Improve documentation on how to use load metrics with Tomcat 6

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Details

    • Feature Request
    • Status: Closed (View Workflow)
    • Major
    • Resolution: Duplicate Issue
    • 1.0.8
    • None
    • None
    • None

    Description

      So that people don't get when they only specify the class name (or maybe its more of a problem like MODCLUSTER-183?)

      INFO: Starting Coyote AJP/1.3 on ajp-8009
      java.lang.reflect.InvocationTargetException
      	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 org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289)
      	at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
      Caused by: java.lang.NullPointerException
      	at org.jboss.modcluster.ModClusterListener.createLoadBalanceFactorProvider(ModClusterListener.java:104)
      	at org.jboss.modcluster.CatalinaEventHandler.init(CatalinaEventHandler.java:119)
      	at org.jboss.modcluster.CatalinaEventHandler.init(CatalinaEventHandler.java:56)
      	at org.jboss.modcluster.CatalinaEventHandlerAdapter.lifecycleEvent(CatalinaEventHandlerAdapter.java:127)
      	at org.jboss.modcluster.AbstractModClusterService.lifecycleEvent(AbstractModClusterService.java:90)
      	at org.jboss.modcluster.ModClusterListener.lifecycleEvent(ModClusterListener.java:132)
      	at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
      	at org.apache.catalina.core.StandardServer.start(StandardServer.java:759)
      	at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
      	... 6 more
      

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            rhn-engineering-jclere Jean-Frederic Clere
            rhn-engineering-rhusar Radoslav Husar
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              Created:
              Updated:
              Resolved: