So what happens for embedded glassfish where GlassFish is getting
embedded in a JVM without -javagent option?
Sahoo
On Friday 20 May 2011 09:11 AM, Byron Nevins wrote:
> Try updating your installation or source -- there have been a few
> gremlins in getting the class transformation code up and running.
>
> It should be fine now.
>
> Also after starting a server look in server.log. You should see the
> JVM option has something like this:
>
> -javaagent:D:/glassfish3/glassfish/lib/monitor/flashlight-agent.jar
>
>
>
>
> On 11:59 AM, Ancoron Luciferis wrote:
>> Hi devs,
>>
>> I just wanted to know why the flashlight-agent.jar is no longer an OSGi
>> bundle, nor a HK2 archive, as opposed to 3.1 release?
>>
>> I see that it moved from .../modules/ to .../lib/monitor/ but that path
>> does not seem to be referenced anywhere.
>>
>> How's that supposed to work?
>>
>> I ask because I'm getting this:
>>
>> WARNING: Error while getting Instrumentation object from ProbeAgentmain
>> java.lang.ClassNotFoundException:
>> org.glassfish.flashlight.agent.ProbeAgentMain
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>> at java.security.AccessController.doPrivileged(Native Method)
>>
>>
>> Two days ago it used to work and as I'm currently implementing a new
>> monitoring module it really blocks me here.
>>
>>
>> Thanx for any pointer,
>>
>> Ancoron
>>
>>
>> P.S.: Full exception stacktrace (repeating for each probe provider
>> registration):
>>
>> WARNING: Error while getting Instrumentation object from ProbeAgentmain
>> java.lang.ClassNotFoundException:
>> org.glassfish.flashlight.agent.ProbeAgentMain
>> at java.net.URLClassLoader$1.run(URLClassLoader.java:202)
>> at java.security.AccessController.doPrivileged(Native Method)
>> at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:307)
>> at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:301)
>> at java.lang.ClassLoader.loadClass(ClassLoader.java:248)
>> at
>> org.glassfish.flashlight.transformer.ProbeProviderClassFileTransformer.getInstrumentation(ProbeProviderClassFileTransformer.java:106)
>> at
>> org.glassfish.flashlight.transformer.ProbeProviderClassFileTransformer.transform(ProbeProviderClassFileTransformer.java:58)
>> at
>> org.glassfish.flashlight.impl.client.FlashlightProbeClientMediator.transformProbes(FlashlightProbeClientMediator.java:256)
>> at
>> org.glassfish.flashlight.impl.client.FlashlightProbeClientMediator.registerListener(FlashlightProbeClientMediator.java:169)
>> at
>> org.glassfish.admin.monitor.StatsProviderManagerDelegateImpl.registerStatsProviderToFlashlight(StatsProviderManagerDelegateImpl.java:643)
>> at
>> org.glassfish.admin.monitor.StatsProviderManagerDelegateImpl.enableStatsProvider(StatsProviderManagerDelegateImpl.java:394)
>> at
>> org.glassfish.admin.monitor.StatsProviderManagerDelegateImpl.tryToRegister(StatsProviderManagerDelegateImpl.java:191)
>> at
>> org.glassfish.admin.monitor.StatsProviderManagerDelegateImpl.register(StatsProviderManagerDelegateImpl.java:157)
>> at
>> org.glassfish.external.probe.provider.StatsProviderManager.registerStatsProvider(StatsProviderManager.java:91)
>> at
>> org.glassfish.external.probe.provider.StatsProviderManager.register(StatsProviderManager.java:66)
>> at
>> org.glassfish.external.probe.provider.StatsProviderManager.register(StatsProviderManager.java:57)
>> at
>> com.sun.enterprise.v3.services.impl.monitor.GrizzlyMonitoring.registerThreadPoolStatsProvider(GrizzlyMonitoring.java:148)
>> at
>> com.sun.enterprise.v3.services.impl.GrizzlyProxy.registerMonitoringStatsProviders(GrizzlyProxy.java:362)
>> at
>> com.sun.enterprise.v3.services.impl.GrizzlyProxy.configureGrizzly(GrizzlyProxy.java:130)
>> at
>> com.sun.enterprise.v3.services.impl.GrizzlyProxy.<init>(GrizzlyProxy.java:121)
>> at
>> com.sun.enterprise.v3.services.impl.GrizzlyService.createNetworkProxy(GrizzlyService.java:443)
>> at
>> com.sun.enterprise.v3.services.impl.GrizzlyService.postConstruct(GrizzlyService.java:350)
>> at
>> com.sun.hk2.component.AbstractCreatorImpl.inject(AbstractCreatorImpl.java:131)
>> at
>> com.sun.hk2.component.ConstructorCreator.initialize(ConstructorCreator.java:91)
>> at
>> com.sun.hk2.component.AbstractCreatorImpl.get(AbstractCreatorImpl.java:82)
>> at
>> com.sun.hk2.component.SingletonInhabitant.get(SingletonInhabitant.java:67)
>> at
>> com.sun.hk2.component.EventPublishingInhabitant.get(EventPublishingInhabitant.java:139)
>> at
>> com.sun.hk2.component.AbstractInhabitantImpl.get(AbstractInhabitantImpl.java:76)
>> at
>> com.sun.enterprise.v3.server.AppServerStartup.run(AppServerStartup.java:243)
>> at
>> com.sun.enterprise.v3.server.AppServerStartup.start(AppServerStartup.java:135)
>> at
>> com.sun.enterprise.glassfish.bootstrap.GlassFishImpl.start(GlassFishImpl.java:79)
>> at
>> com.sun.enterprise.glassfish.bootstrap.GlassFishMain$Launcher.launch(GlassFishMain.java:117)
>> 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
>> com.sun.enterprise.glassfish.bootstrap.GlassFishMain.main(GlassFishMain.java:97)
>> at com.sun.enterprise.glassfish.bootstrap.ASMain.main(ASMain.java:55)
>>
>>
>
> --
> Oracle <http://www.oracle.com>
> Byron Nevins | Principal MTS
> Phone: +1 6503958992 <tel:+1%206503958992>
>
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