Tomcat迁移后出错，头大大，请问如何解决？！！
SEVERE: The web application [] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#1] but h
as failed to stop it. This is very likely to create a memory leak.
May 28, 2014 5:48:31 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [com.mchange.v2.async.ThreadPoolAsynchronousRunner$PoolThread-#2] but h
as failed to stop it. This is very likely to create a memory leak.
May 28, 2014 5:48:31 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [MySQL Statement Cancellation Timer] but has failed to stop it. This is
very likely to create a memory leak.
May 28, 2014 5:48:31 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [Dispatch-Thread-for-com.mchange.v2.async.ThreadPerTaskAsynchronousRunn
er@d420eb] but has failed to stop it. This is very likely to create a memory leak.
May 28, 2014 5:48:31 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [Task-Thread-for-com.mchange.v2.async.ThreadPerTaskAsynchronousRunner@d
420eb] but has failed to stop it. This is very likely to create a memory leak.
May 28, 2014 5:48:31 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [Task-Thread-for-com.mchange.v2.async.ThreadPerTaskAsynchronousRunner@d
420eb] but has failed to stop it. This is very likely to create a memory leak.
May 28, 2014 5:48:33 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFO: Deploying configuration descriptor host-manager.xml
May 28, 2014 5:48:33 PM org.apache.catalina.startup.HostConfig deployDescriptor
INFO: Deploying configuration descriptor manager.xml
May 28, 2014 5:48:33 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory examples
May 28, 2014 5:48:33 PM org.apache.catalina.startup.HostConfig deployDirectory
INFO: Deploying web application directory docs
May 28, 2014 5:48:33 PM org.apache.coyote.http11.Http11AprProtocol start
SEVERE: Error starting endpoint