> > Hi, > > > > I am a bit surprised to see that classes are not getting unloaded when I > > uninstall my bundle. In my program, I try to force the GC by calling > > Runtime.gc() a couple of times. Looking at the gc log, I do see "Full > > GC" happening. I am using -verbose:gc option to see class unloading > > details. If I run the same program using some other implementation, I > > see classes are getting unloaded. I have verified the same using > > jconsole as well. Am I missing any flag? Is it a known issue? > > > I just tried a very simple bundle with trunk and see classes unloaded: > ( note - I customized shell.tui to force a couple of GCs per command ) > > ========================================================== > -> ps > START LEVEL 1 > ID State Level Name > [Loaded java.util.TreeMap$3 from > /home/stuart/Tools/j2sdk1.4.2_15/jre/lib/rt.jar] > [ 0] [Active ] [ 0] System Bundle (1.1.0.SNAPSHOT) > [ 1] [Active ] [ 1] Apache Felix Shell Service (1.0.0) > [ 2] [Active ] [ 1] Apache Felix Shell TUI (1.1.0.SNAPSHOT) > [ 3] [Active ] [ 1] Apache Felix Bundle Repository (1.1.0.SNAPSHOT) > -> ps > START LEVEL 1 > ID State Level Name > [ 0] [Active ] [ 0] System Bundle (1.1.0.SNAPSHOT) > [ 1] [Active ] [ 1] Apache Felix Shell Service (1.0.0) > [ 2] [Active ] [ 1] Apache Felix Shell TUI (1.1.0.SNAPSHOT) > [ 3] [Active ] [ 1] Apache Felix Bundle Repository (1.1.0.SNAPSHOT) > -> install file:/tmp/foo.jar > Bundle ID: 4 > -> ps > START LEVEL 1 > ID State Level Name > [ 0] [Active ] [ 0] System Bundle (1.1.0.SNAPSHOT) > [ 1] [Active ] [ 1] Apache Felix Shell Service (1.0.0) > [ 2] [Active ] [ 1] Apache Felix Shell TUI (1.1.0.SNAPSHOT) > [ 3] [Active ] [ 1] Apache Felix Bundle Repository (1.1.0.SNAPSHOT) > [ 4] [Installed ] [ 1] foo (1.0.0.SNAPSHOT) > -> start 4 > DEBUG: WIRE: 4.0 -> foo -> 4.0 > DEBUG: WIRE: 4.0 -> org.osgi.framework -> 0 > [Loaded foo.internal.ExampleActivator] > STARTING foo > REGISTER foo.ExampleService > [Loaded foo.ExampleService] > [Loaded foo.internal.ExampleServiceImpl] > -> ps > START LEVEL 1 > ID State Level Name > [ 0] [Active ] [ 0] System Bundle (1.1.0.SNAPSHOT) > [ 1] [Active ] [ 1] Apache Felix Shell Service (1.0.0) > [ 2] [Active ] [ 1] Apache Felix Shell TUI (1.1.0.SNAPSHOT) > [ 3] [Active ] [ 1] Apache Felix Bundle Repository (1.1.0.SNAPSHOT) > [ 4] [Active ] [ 1] foo (1.0.0.SNAPSHOT) > -> uninstall 4 > STOPPING foo > [Loaded org.apache.felix.framework.Felix$RefreshHelper] > [Unloading class foo.internal.ExampleServiceImpl] > [Unloading class foo.ExampleService] > [Unloading class foo.internal.ExampleActivator] > -> ps > START LEVEL 1 > ID State Level Name > [ 0] [Active ] [ 0] System Bundle (1.1.0.SNAPSHOT) > [ 1] [Active ] [ 1] Apache Felix Shell Service (1.0.0) > [ 2] [Active ] [ 1] Apache Felix Shell TUI (1.1.0.SNAPSHOT) > [ 3] [Active ] [ 1] Apache Felix Bundle Repository (1.1.0.SNAPSHOT) > -> > ========================================================== > > the foo bundle installs a simple service with the OSGi framework. > > if you can provide a simplified testcase that shows a bundle not > unloading, please open a JIRA issue and attach the files needed > to recreate it so we can investigate. > > ( diagnosing the issue is much faster when we have a testcase ) > > alternatively, if you want to diagnose it yourself, I'd suggest using > a heap profiling tool to find out what's holding on to your application > classes - and see what's different between other frameworks. > > HTH > > > > Thanks, > > Sahoo > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > -- > Cheers, Stuart
Furthermore, If you uninstall a bundle that has a used export you while have to refresh before the classes can get unloaded. regards, Karl -- Karl Pauls [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
