catalina.out:
...
Aug 31, 2010 12:28:39 PM org.apache.catalina.core.StandardService stop
INFO: Stopping service Catalina
Aug 31, 2010 12:28:40 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: A web application appears to have started a
thread named [Poller SunPKCS11-Darwin] but has failed to stop it. This is very likely to create a memory leak.
Aug 31, 2010 12:28:40 PM org.apache.coyote.http11.Http11Protocol destroy
INFO: Stopping Coyote HTTP/1.1 on http-8080
It says SEVERE but is this really something I should be worried about?