Memory Leak ao Parar/Reiniciar/Iniciar Tomcat

Pessoal,

Alguem pode me dar alguma ideia do que pode estar causando esses erros de memory leak no console?

23/07/2012 12:16:12 org.apache.catalina.core.StandardContext reload INFO: Reloading Context with name [/memorial] has started 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesJdbc GRAVE: The web application [/memorial] registered the JDBC driver [com.mysql.jdbc.Driver] but failed to unregister it when the web application was stopped. To prevent a memory leak, the JDBC Driver has been forcibly unregistered. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [Timer-0] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#0] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#3] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#4] but has failed to stop it. This is very likely to create a memory leak. 23/07/2012 12:16:12 org.apache.catalina.loader.WebappClassLoader clearReferencesThreads GRAVE: The web application [/memorial] appears to have started a thread named [Timer-3] but has failed to stop it. This is very likely to create a memory leak.

Ambiente: Struts 2 + Hibernate + Tomcat

Agradecendo desde já

Abs,

Não duplique seus posts: http://www.guj.com.br/java/278249-tomcat-6--struts2-memory-leak .

Vai contra as regras do forum.