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List:       openjdk-serviceability-dev
Subject:    Re: VisualVM issue when starting JMX agent with jcmd
From:       Dmitry Samersoff <dmitry.samersoff () oracle ! com>
Date:       2013-08-30 9:28:03
Message-ID: 522065A3.40206 () oracle ! com
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Martin,

You don't need to run start_local.

-Dmitry

On 2013-08-30 10:36, Martin Traverso wrote:
> I'm running into an issue when connecting to a process from VisualVM.
> First, let me describe the setup:
> - A Linux machine running jstatd configured with a "grant all
> permissions" policy file and a test java program that sleeps forever.
> The Java version is:
> 
>    java version "1.7.0_10"
>    Java(TM) SE Runtime Environment (build 1.7.0_10-b18)
>    Java HotSpot(TM) 64-Bit Server VM (build 23.6-b04, mixed mode)
> 
> - VisualVM 1.3.6 (Java 1.7.0_25-b15) running on a Mac, with a "jstatd
> connection" entry for the first machine
> 
> If I start the test program with the following -D options and connect to
> it in VisualVM, everything works fine. I can see the Overview, Monitor,
> Threads, MBeans tabs, browse the mbeans, etc.
> 
>    -Dcom.sun.management.jmxremote=true
>    -Dcom.sun.management.jmxremote.port=9600
>    -Dcom.sun.management.jmxremote.rmi.port=9601
>    -Dcom.sun.management.jmxremote.authenticate=false
>    -Dcom.sun.management.jmxremote.ssl=false
> 
> If, instead, I run it without any command line options and start the jmx
> agent via jcmd, some tabs are missing when I connect to the process in
> VisualVM. Also half of the things don't work (e.g., the mbeans tab shows
> "Data not available because JMX connection to the JMX agent could not be
> established", CPU information in the monitor tab is disabled, etc).
> 
>    jcmd <pid> ManagementAgent.start jmxremote.port=9600
> jmxremote.rmi.port=9601 jmxremote.ssl=false jmxremote.authenticate=false
>    jcmd <pid> ManagementAgent.start_local
> 
> Is this expected behavior? Is there any way around it? Maybe I'm missing
> some configuration options…
> 
> Thanks!
> 
> Martin


-- 
Dmitry Samersoff
Oracle Java development team, Saint Petersburg, Russia
* I would love to change the world, but they won't give me the sources.
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