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Check manual page of j4p_performance_threads

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Java Application Server: Threads (deprecated)

Distribution: official part of Check_MK
License: GPL
Supported Agents: Linux

Do not use this plugin. It will be removed soon. Use jolokia_metrics instead.

This checks uses the JSON HTTP service of j4p (from jmx4perl) to monitor the number of threads created by a Java application server like Tomcat or JBoss. You can define levels against the number of threads of the Java machine.

Take a look at the j4p_performance.mem manpage for instructions on how to set up the needed agent plugin.


The instance name as configured in j4p.conf with the variable instance.


One service is created for each JMX instance sent by the agent.