dev@glassfish.java.net

Re: Interesting stack trace

From: vince kraemer <Vince.Kraemer_at_Sun.COM>
Date: Tue, 19 Sep 2006 09:41:30 -0700

Jerome Dochez wrote:
> From the stack trace, it is pretty obvious it is an AMX problem, most
> likely residing in the JMX HTTP connector. did you talk to Lloyd about
> this ?

I haven't yet. I don't know whether Tim has asked Lloyd about this yet.

I will ping him directly.

vbk
>
> Jerome
>
> vince kraemer wrote:
>> I am using GF V1 U1 Build 11.
>>
>> I have got an intermittent problem when I use JSR-88 APIs to do
>> deployment on multi-processor boxes.
>>
>> Here is one of the stack traces that I have seen...
>>
>> javax.enterprise.deploy.spi.exceptions.TargetException: Error getting
>> required modules
>> at
>> com.sun.enterprise.deployapi.SunDeploymentManager.getModules(SunDeploymentManager.java:380)
>>
>> at
>> com.sun.enterprise.deployapi.SunDeploymentManager.getAvailableModules(SunDeploymentManager.java:315)
>>
>> at
>> org.netbeans.modules.j2ee.sun.ide.dm.SunDeploymentManager.getAvailableModules(SunDeploymentManager.java:506)
>>
>> at
>> org.netbeans.modules.j2ee.deployment.impl.TargetServer.getAvailableTMIDsMap(TargetServer.java:298)
>>
>> at
>> org.netbeans.modules.j2ee.deployment.impl.TargetServer.processLastTargetModules(TargetServer.java:334)
>>
>> at
>> org.netbeans.modules.j2ee.deployment.impl.TargetServer.init(TargetServer.java:108)
>>
>> at
>> org.netbeans.modules.j2ee.deployment.impl.TargetServer.deploy(TargetServer.java:445)
>>
>> [catch] at
>> org.netbeans.modules.j2ee.deployment.devmodules.api.Deployment.deploy(Deployment.java:106)
>>
>> at org.netbeans.modules.j2ee.ant.Deploy.execute(Deploy.java:82)
>> at
>> org.apache.tools.ant.UnknownElement.execute(UnknownElement.java:275)
>> at org.apache.tools.ant.Task.perform(Task.java:364)
>> at org.apache.tools.ant.Target.execute(Target.java:341)
>> at org.apache.tools.ant.Target.performTasks(Target.java:369)
>> at
>> org.apache.tools.ant.Project.executeSortedTargets(Project.java:1216)
>> at org.apache.tools.ant.Project.executeTarget(Project.java:1185)
>> at
>> org.apache.tools.ant.helper.DefaultExecutor.executeTargets(DefaultExecutor.java:40)
>>
>> at org.apache.tools.ant.Project.executeTargets(Project.java:1068)
>> at
>> org.apache.tools.ant.module.bridge.impl.BridgeImpl.run(BridgeImpl.java:240)
>>
>> at
>> org.apache.tools.ant.module.run.TargetExecutor.run(TargetExecutor.java:293)
>>
>> at
>> org.netbeans.core.execution.RunClassThread.run(RunClassThread.java:131)
>> Caused by: java.lang.reflect.UndeclaredThrowableException
>> at $Proxy14.waitAMXReady(Unknown Source)
>> at
>> com.sun.enterprise.deployapi.SunDeploymentManager.getRootProxy(SunDeploymentManager.java:1627)
>>
>> at
>> com.sun.enterprise.deployapi.SunDeploymentManager.getModulesOnATarget(SunDeploymentManager.java:397)
>>
>> at
>> com.sun.enterprise.deployapi.SunDeploymentManager.getModules(SunDeploymentManager.java:366)
>>
>> ... 19 more
>> Caused by: java.io.IOException
>> at
>> java.io.ObjectInputStream$PeekInputStream.readFully(ObjectInputStream.java:2232)
>>
>> at
>> java.io.ObjectInputStream$BlockDataInputStream.readShort(ObjectInputStream.java:2698)
>>
>> at
>> java.io.ObjectInputStream.readStreamHeader(ObjectInputStream.java:750)
>> at java.io.ObjectInputStream.<init>(ObjectInputStream.java:268)
>> at
>> com.sun.enterprise.admin.jmx.remote.comm.ServletConnection.receive(ServletConnection.java:107)
>>
>> at
>> com.sun.enterprise.admin.jmx.remote.comm.MBeanServerMessageConductor.invoke(MBeanServerMessageConductor.java:62)
>>
>> at
>> com.sun.enterprise.admin.jmx.remote.internal.RemoteMBeanServerConnection.invoke(RemoteMBeanServerConnection.java:408)
>>
>> at
>> javax.management.MBeanServerInvocationHandler.invoke(MBeanServerInvocationHandler.java:201)
>>
>> at
>> com.sun.appserv.management.util.jmx.MBeanProxyHandler.invoke(MBeanProxyHandler.java:647)
>>
>> at
>> com.sun.appserv.management.client.handler.AMXProxyHandler._invoke(AMXProxyHandler.java:1091)
>>
>> at
>> com.sun.appserv.management.client.handler.AMXProxyHandler.invoke(AMXProxyHandler.java:1002)
>>
>> ... 23 more
>>
>>
>> Are the JSR-88 apis supposed to be safe for use in real multithreaded
>> conditions?
>>
>> Thanks,
>> vbk
>>
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>
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