While working on JBDS-1112 - setting up automated way for perf tests - I've found that during test execution it quite often happens that JBDS freezes during shutting down the IDE.

JBDS was started from hudson using:

[java] Command line: [
[java] /usr/lib/jvm/java-6-sun-1.6.0.21/jre/bin/java
[java] -classpath
[java] /home/lukas/latest/jbdevstudio-beta1/eclipse/plugins/org.eclipse.equinox.launcher_1.1.0.v20100507.jar
[java] -Xmx512m
[java] -Xms256m
[java] -Dorg.eclipse.update.reconcile=false
[java] -Dusage_reporting_enabled=false
[java] -Declipse.perf.dbloc=/tmp/db;create=true;dbname=;dbuser=;dbpasswd=*
[java] -Dorg.eclipse.ui.testsWaitForEarlyStartup=false
[java] -Declipse.consoleLog=true
[java] -Declipse.perf.config=build=3.2_201009170705_201010151457;host=localhost;jvm=sun
[java] org.eclipse.core.launcher.Main
[java] -install
[java] /home/lukas/latest/jbdevstudio-beta1/eclipse/
[java] -port
[java] 38597
[java] -vm
[java] /usr/lib/jvm/java-6-sun-1.6.0.21/jre/bin/java
[java] -os
[java] linux
[java] -testpluginname
[java] org.eclipse.core.tests.runtime
[java] -application
[java] org.eclipse.pde.junit.runtime.uitestapplication
[java] -arch
[java] x86
[java] -test
[java] org.eclipse.core.tests.runtime.perf.UIStartupTest:testUIApplicationStartup
[java] -data
[java] /tmp/workspace
[java] -ws
[java] gtk
[java] -version
[java] 3
[java] -configuration
[java] file:/var/lib/hudson/.eclipse/com.jboss.jbds.product.product_2.0.0.GA_554602547/configuration/
[java] -nl
[java] en_US
[java] ]

blocked thread:
Thread 19673: (state = BLOCKED)

• java.lang.Object.wait(long) @bci=0 (Interpreted frame)
• java.lang.Object.wait() @bci=2, line=485 (Interpreted frame)
• org.eclipse.swt.widgets.Synchronizer.syncExec(java.lang.Runnable) @bci=138, line=186 (Interpreted frame)
• org.eclipse.swt.widgets.Display.syncExec(java.lang.Runnable) @bci=108, line=4282 (Interpreted frame)
• org.eclipse.draw2d.ColorConstants$SystemColorFactory.getColor(int) @bci=33, line=29 (Interpreted frame)
• org.eclipse.draw2d.ColorConstants$SystemColorFactory.access$0(int) @bci=1, line=23 (Interpreted frame)
• org.eclipse.draw2d.ColorConstants.<clinit>() @bci=2, line=46 (Interpreted frame)
• com.metamatrix.modeler.diagram.ui.DiagramUiConstants$Colors.<clinit>() @bci=41, line=157 (Interpreted frame)
• com.metamatrix.modeler.diagram.ui.DiagramUiPlugin.cleanUpWindowResources() @bci=0, line=212 (Interpreted frame)
• com.metamatrix.modeler.diagram.ui.DiagramUiPlugin.stop(org.osgi.framework.BundleContext) @bci=1, line=207 (Interpreted frame)
• org.eclipse.osgi.framework.internal.core.BundleContextImpl$2.run() @bci=29, line=843 (Interpreted frame)
• java.security.AccessController.doPrivileged(java.security.PrivilegedExceptionAction) @bci=0 (Interpreted frame)
• org.eclipse.osgi.framework.internal.core.BundleContextImpl.stop() @bci=8, line=836 (Interpreted frame)
• org.eclipse.osgi.framework.internal.core.BundleHost.stopWorker(int) @bci=129, line=501 (Interpreted frame)
• org.eclipse.osgi.framework.internal.core.AbstractBundle.suspend(boolean) @bci=15, line=550 (Interpreted frame)
  ...