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jbpm-console started threads and can not be stopped correctly on tomcat shutdown
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created by <a href="https://community.jboss.org/people/srikanthvege1">srikant vege</a> in <i>jBPM</i> - <a href="https://community.jboss.org/message/788733#788733">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am using jbpm 5.2, tomcat 6, MySql database with BTM transaction manager in Linux (Ubuntu) machine.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I am getting the below issue on tomcat shutdown. it seems like Jbpm-Console is starting some threads and those threads can not be stopped correctly on tomcat shutdow. It results to taking all my CPU memory.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [com.google.inject.internal.Finalizer] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Thread-7] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Dispatch Worker Thread] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Dispatch Worker Thread] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Dispatch Worker Thread] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Dispatch Worker Thread] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Dispatch Worker Thread] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [Thread-8] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] appears to have started a thread named [ExecutorPoolWorker] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] is still processing a request that has yet to finish. This is very likely to create a memory leak. You can control the time allowed for requests to finish by using the unloadDelay attribute of the standard Context implementation.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@1f957352]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@cc61cb1]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@2285af04]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@76a54150]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@5b63280a]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@4ad9d765]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@23cc4e47]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@3a2729ad]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@61213aae]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@4c93a753]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@71ce616b]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@245df22c]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearThreadLocalMap</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console] created a ThreadLocal with key of type [com.google.inject.InjectorImpl$1] (value [com.google.inject.InjectorImpl$1@13c6395b]) and a value of type [java.lang.Object[]] (value [[Ljava.lang.Object;@3adf8f81]) but failed to remove it when the web application was stopped. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console-server] appears to have started a thread named [pool-4-thread-1] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads</span></p><p><span style="color: #ff0000;">SEVERE: The web application [/gwt-console-server] appears to have started a thread named [NioProcessor-2] but has failed to stop it. This is very likely to create a memory leak.</span></p><p><span style="color: #ff0000;">04-Jan-2013 12:37:32 org.apache.coyote.http11.Http11Protocol destroy</span></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Please help me on resoving this issue.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Thanks,</p><p>Srikant.</p></div>
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