On 07/05/2013 09:16, Michael-O wrote: > Hi folks, > > I recently enabled a QueryTimeoutInterceptor with queryTimeout of 60 seconds > in a JDBC Pool data source (7.0.37). When the app was shut down, Tomcat said: > "The web application [/...] appears to have started a thread named > [OracleTimeoutPollingThread] but has failed to stop it..." > > We are using Oracle 11.2g with 11.2.0.3 JDBC drivers. I have figured out that > this thread is spawned by the driver itself. According to this Stackoverflow > answer [1] this is a long-living thread, same says the JDBC FAQ [2] of Oracle. > > The thread seems to work like Pool's PoolCleaner thread. A few month a ago I > reported the same issue with the PoolCleaner thread and Filip fixed the class > loader orders. > > Can this be a false-positive by the memory leak detector since this thread > lives only once in the entire VM?
No. It is a memory leak and either or bug in your application or in the JDBC driver. Where is the Oracle JDBC driver? CATALINA_[BASE|HOME]/lib or WEB-INF/lib Mark --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org