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The "FAQ/Monitoring" page has been changed by ChristopherSchultz: http://wiki.apache.org/tomcat/FAQ/Monitoring?action=diff&rev1=9&rev2=10 Comment: Added information about ThreadPool. {{{#!wiki caution Version Warning - These JMX bean names are accurate for the current version of Tomcat 7 (7.0.28 at the time of this writing). If you are using a different version of Tomcat, you may have to adjust the names of the beans identified on this page. + These JMX bean names are accurate for the current version of Tomcat 7 (7.0.37 at the time of this writing). If you are using a different version of Tomcat, you may have to adjust the names of the beans identified on this page. }}} === Thread Usage === @@ -38, +38 @@ * Attributes: `poolSize`, `activeCount` This is the number of threads currently in the executor's thread pool. Obviously, this is only useful if you are using an <Executor> (which you ''are'' using, of course, right?). + + ==== Not using an Executor ==== + + * JMX Bean: `Catalina: type=ThreadPool,name="[depends]"` + * Attributes: `maxThreads`, `connectionCount` + + This information is largely useless in Tomcat 7, as an Executor is always used and the data can be found there, while the ThreadPool has only initial configuration information: the real-time data is available from the Executor's MBean. === Request Throughput === @@ -48, +55 @@ === Sessions === * JMX Bean: `Catalina:type=Manager,context=[context name],host=[hostname]` + * Attributes: `activeSessions`, `sessionCounter`, `expiredSessions` - * Attributes: `activeSessions` - === JNDI DataSource === - * JMX Bean: `Catalina:type=DataSource,context=/[context name],host=[hostname],class=javax.sql.DataSource,name="[JNDI name]"` + * JMX Bean: `Catalina:type=DataSource,context=[context name],host=[hostname],class=javax.sql.DataSource,name="[JNDI name]"` * Attributes: `numActive`, `numIdle` = External Monitoring Tools = --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@tomcat.apache.org For additional commands, e-mail: dev-h...@tomcat.apache.org
