On 23/09/2014 10:52, Mark Thomas wrote: > On 22/09/2014 13:50, Christopher Schultz wrote: >> Mark, >> >> On 9/17/14 4:06 PM, Christopher Schultz wrote: >>> Mark, >> >>> On 9/17/14 4:02 PM, Mark Thomas wrote: >>>> On 17/09/2014 20:55, Christopher Schultz wrote: >>>>> All, >>>>> >>>>> I'm running Tomcat 8.0.9 on Mac OS X under Oracle's Java 7 >>>>> jdk1.7.0_65. >>>>> >>>>> For a long time, I've had a cleanly reloading web application, >>>>> meaning that after my web application is reloaded (say, during >>>>> development), the old WebappClassLoader is available for GC. >>>>> >>>>> After switching to Tomcat 8.x in my development environment, >>>>> I've noticed that I can't cleanly reload anymore. Using >>>>> YourKit, I've traced the reference to my WebappClassLoader to >>>>> DBCP2. >>>>> >>>>> I have a JNDI DataSource whose JDBC driver is loaded from >>>>> Tomcat's CATALINA_HOME/lib directory. >> >>>> Where is the connection pool defined? In the Context or >>>> globally? >> >>> <Resource> is defined in my webapp's context.xml. >> >> Bump. > > I hadn't forgotten this. > > Looking into this has certainly been a good refresher for JDBC driver > related memory leaks. > > For the benefit of the archives: > - make sure you are using the latest mysql driver > - you'll need to add "com.mysql.jdbc.NonRegisteringDriver" to the > JreMemoryLeakPreventionListener's classesToInitialize set > > Also, right now, you'll need to add closeMethod="close" to the > <Resource.../> definition for the DataSource. This shouldn't be > necessary and I am in the process of fixing this for the next 8.0.x release.
All fixed. And some additional fixes from Commons Pool2/DBCP2 pulled in as well for 8.0.13 onwards. Mark --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
