SEVERE: The web application [] appears to have started a thread named [org.python.google.common.base.internal.Finalizer]
 but has failed to stop it. This is very likely to create a memory leak.
Apr 24, 2014 11:51:10 PM org.apache.catalina.loader.WebappClassLoader clearReferencesThreads
SEVERE: The web application [] appears to have started a thread named [jscompiler] but has failed to stop it. This is ve
ry likely to create a memory leak.
Apr 24, 2014 11:51:10 PM org.apache.catalina.loader.WebappClassLoader checkThreadLocalMapForLeaks
SEVERE: The web application [] created a ThreadLocal with key of type [java.lang.ThreadLocal] (value [java.lang.ThreadLo
cal@7a5fb0ee]) and a value of type [com.google.javascript.jscomp.Tracer.ThreadTrace] (value []) but failed to remove it
when the web application was stopped. Threads are going to be renewed over time to try and avoid a probable memory leak.