On 21/03/2011 02:15, Igor Cicimov wrote: > Hi, > > I'm running Tomcat 6.0.26 on Solaris 10 and have a question about what > exactly happens during Tomcat graceful shutdown? I guess first thing it does > is stop accepting new sessions on the listening ports.
Sessions aren't received on ports, requests are. > just for the servelets to finish their current requests? New requests are not processed. Existing requests are allowed to continue. > What happens exactly with the servlets and the threads? In general, how the > threads and servlets are being destroyed during graceful shutdown? Servlets are given a short time to complete and if they don't the JVM shuts down anyway. Since they run on daemon threads those threads will be forcibly stopped by the JVM during shutdown. Application generated threads should be stopped by the application. > When I issue the following command from the unix shell: > > # $TOMCAT_HOME/bin/catalina.sh stop 600 > > I can still see the server being shut down in less than 10 seconds although > I specify 10 minutes delay. Does that mean that the server has already shut > down all the resources properly and doesn't have to wait for 10 minutes? Yes. > Is the unloadDelay specified in the application Context the only wait of > controlling the shutdown process (the servlet unload time)? Yes. > How can I make sure that all the requests finish before the server shutdown? Make sure they always complete in less than unloadDelay. Mark --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
