[collectd] Plugin:GenericJMX -- Best Practices to monitor 2 JVMs on same host

[Alexzander O. Shevchenko]

Wow, that's cool, did not found that in documentation. I will try it.
Thanks, Josh.

08.08.2013 1:26, Josh Behrends ?????:
> You can prefix the JMX instance in the connection block for each 
> application using the "InstancePrefix" attribute.  Here is an example 
> from one of my hosts where I'm monitoring activemq and cassandra on 
> the same host.  All cassandra metrics will have a CAS- in front of 
> them, and all activemq metrics will be prefixed with AMQ-
>
> #######################
> # Connection block(s) #
> #######################
> <Connection>
> Host "myhost"
> InstancePrefix "CAS-"
> ServiceURL "service:jmx:rmi:///jndi/rmi://localhost:7199/jmxrmi"
> Collect "memory_pool"
> Collect "memory-heap"
>
> Collect "memory_nonheap"
> Collect "java_threads"
> Collect "classes"
> Collect "garbage_collector"
> Collect "jvm_uptime"
> </Connection>
> <Connection>
> Host "myhost"
> InstancePrefix "AMQ-"
> ServiceURL "service:jmx:rmi:///jndi/rmi://localhost:1099/jmxrmi"
> Collect "memory_pool"
>
> Collect "memory-heap"
> Collect "memory_nonheap"
> Collect "java_threads"
> Collect "classes"
> Collect "garbage_collector"
> Collect "jvm_uptime"
> </Connection>
> Hope this helps!
>
>
>
> On Wed, Aug 7, 2013 at 10:41 AM, Poil <poil at quake.fr 
> <mailto:poil at quake.fr>> wrote:
>
>     Hi,
>
>     I collect Karaf and cassandra on a same host
>     I use somethink like this
>
>       <Plugin  "GenericJMX">
>         <MBean  "cassandra/classes">
>           ObjectName "java.lang:type=ClassLoading"
>           InstancePrefix "cassandra_java"
>           <Value>
>             Type "gauge"
>             InstancePrefix "loaded_classes"
>             #InstanceFrom ""
>             Table false
>             Attribute "LoadedClassCount"
>           </Value>
>         </MBean>
>
>         <MBean  "karaf/classes">
>           ObjectName "java.lang:type=ClassLoading"
>           InstancePrefix "karaf_java"
>           #InstanceFrom ""
>            <Value>
>             Type "gauge"
>             InstancePrefix "loaded_classes"
>             #InstanceFrom ""
>             Table false
>             Attribute "LoadedClassCount"
>           </Value>
>         </MBean>
>
>     <Connection>
>     Collect "karaf/classes"
>      Collect "cassbandra/classes"
>     </Connection>
>
>     More info https://github.com/Poil/CGraphz/wiki/GenericJMX
>
>     regards
>
>     Le 07/08/2013 12:54, Alexzander thunder Shevchenko a écrit :
>
>         Hi.
>
>         I wonder how I can get same values for more than one JVMs?
>         I have MBeans for heap/nonheap memory values and I want to
>         collect this data from 2JVMs. But prefix for rrd's I can
>         setonly in MBeans block, but not in Connection block. I can
>         setup two or more Connection block, but I will get an error
>         "update failed"-blah-blah-blah since it tries to write the
>         same rrd's. I see the only way to set MBean blocks with
>         different InstancePrefixes... I dont want to override Hostname
>         property in Connection block. Is there is another way to do this?
>
>         Thanks,
>
>
>
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>
>
>
> -- 
> Josh
>
>
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-- 
WBR, Alexzander "thunder" Shevchenko, Russia, Saint-Petersburg
emailto: alexzandershevchenko at gmail.com | thunder at blackdeath.ru
jabberto: thunder.spb at jabber.ru | skypeto: alexzander.o.shevchenko
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