Twiddle Tool - JBoss

Twiddle Tool - JBoss

Command Line access to a [remote] JMX server (similar to web-based JMX Console) Its capabilities include:

Getting/setting attributes on MBeans

Invoking operations on MBeans

Looking up MBeans

Getting server information

Called twiddle (for twiddling bits)

bin/twiddle.sh (UNIX)

bin/twiddle.bat (Windows)

Great for automation List all deployed web applications: ./twiddle.sh query "jboss.web.deployment:*" jboss.web.deployment:war=web-console.war,id=115013145 jboss.web.deployment:war=jbossmq-httpil.war,id=753610482 jboss.web.deployment:war=ROOT.war,id=-1586513555 jboss.web.deployment:war=jboss-ws4ee.war,id=1143514564 jboss.web.deployment:war=jmx-console.war,id=-1884883379 jboss.web.deployment:war=fortune.war,id=2147076203 jboss.web.deployment:war=invoker.war,id=-1536256770

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Control the life-cycle an application ./twiddle.sh invoke jboss.web.deployment:war=fortune.war,id=2147076203 stop 'null' ./twiddle.sh invoke jboss.web.deployment:war=fortune.war,id=2147076203 start 'null' Get a state on an application ./twiddle.sh get jboss.web.deployment:war=fortune.war,id=2147076203 StateString StateString=Started Get the current memory usage of our JBoss Application Server instance ./twiddle.sh get jboss.system:type=ServerInfo TotalMemory TotalMemory=56184832 Ask JBoss AS to run the garbage collector: ./twiddle.sh invoke jboss.system:type=Server runGarbageCollector 'null' Shutdown JBoss Application Server instance ./twiddle.sh invoke jboss.system:type=Server shutdown

For an in-depth understanding on JBoss click on:

• JBoss architecture
• Installation of jboss
• Session Configuration
• JBoss Overview