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started IDE (with ergonomics) Opened JavaApplication and during this time tried to open file.cc which has question mark icon: Found one Java-level deadlock: ============================= "Warm Up": waiting to lock monitor 0x000000004eb6e4e8 (object 0x00002aaaea018da8, a org.openide.util.lookup.MetaInfServicesLookup), which is held by "AWT-EventQueue-1" "AWT-EventQueue-1": waiting to lock monitor 0x000000004d28b0a8 (object 0x00002aaab2f95350, a java.lang.Class), which is held by "Warm Up" Java stack information for the threads listed above: =================================================== "Warm Up": at org.openide.util.lookup.MetaInfServicesLookup.beforeLookup(MetaInfServicesLookup.java:145) - waiting to lock <0x00002aaaea018da8> (a org.openide.util.lookup.MetaInfServicesLookup) at org.openide.util.lookup.AbstractLookup.lookupItem(AbstractLookup.java:426) at org.openide.util.lookup.AbstractLookup.lookup(AbstractLookup.java:420) at org.openide.util.lookup.ProxyLookup.lookup(ProxyLookup.java:214) at org.netbeans.modules.masterfs.watcher.Watcher.ext(Watcher.java:92) at org.netbeans.modules.masterfs.watcher.Watcher.register(Watcher.java:112) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.addFileChangeListener(BaseFileObj.java:501) at org.openide.filesystems.JarFileSystem.setJarFile(JarFileSystem.java:390) at org.openide.filesystems.JarFileSystem.<init>(JarFileSystem.java:197) at org.netbeans.core.startup.layers.ArchiveURLMapper.getFileSystem(ArchiveURLMapper.java:162) - locked <0x00002aaab2f95350> (a java.lang.Class for org.netbeans.core.startup.layers.ArchiveURLMapper) at org.netbeans.core.startup.layers.ArchiveURLMapper.getFileObjects(ArchiveURLMapper.java:134) at org.openide.filesystems.URLMapper.findFileObject(URLMapper.java:216) at org.netbeans.modules.java.j2seplatform.libraries.J2SELibrarySourceForBinaryQuery.getNormalizedURL(J2SELibrarySourceForBinaryQuery.java:152) at org.netbeans.modules.java.j2seplatform.libraries.J2SELibrarySourceForBinaryQuery.preInit(J2SELibrarySourceForBinaryQuery.java:132) at org.netbeans.modules.java.j2seplatform.J2SEPlatformWarmUp.preInitJ2SELibsSFBQ(J2SEPlatformWarmUp.java:62) at org.netbeans.modules.java.j2seplatform.J2SEPlatformWarmUp.run(J2SEPlatformWarmUp.java:56) at org.netbeans.core.startup.WarmUpSupport.run(WarmUpSupport.java:94) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1973) "AWT-EventQueue-1": at org.openide.util.lookup.MetaInfServicesLookup$P.getInstance(MetaInfServicesLookup.java:484) - waiting to lock <0x00002aaab2f95350> (a java.lang.Class for org.netbeans.core.startup.layers.ArchiveURLMapper) at org.openide.util.lookup.AbstractLookup$R.allInstances(AbstractLookup.java:1034) at org.openide.util.lookup.ProxyLookup$R.computeResult(ProxyLookup.java:557) at org.openide.util.lookup.ProxyLookup$R.allInstances(ProxyLookup.java:497) at org.openide.util.lookup.ProxyLookup$R.collectFires(ProxyLookup.java:634) at org.openide.util.lookup.ProxyLookup$WeakResult.collectFires(ProxyLookup.java:752) at org.openide.util.lookup.AbstractLookup.notifyListeners(AbstractLookup.java:562) at org.openide.util.lookup.AbstractLookup$R.collectFires(AbstractLookup.java:1015) at org.openide.util.lookup.AbstractLookup$NotifyListeners.<init>(AbstractLookup.java:521) at org.openide.util.lookup.AbstractLookup.notifyIn(AbstractLookup.java:310) at org.openide.util.lookup.AbstractLookup.setPairs(AbstractLookup.java:306) at org.openide.util.lookup.MetaInfServicesLookup.beforeLookup(MetaInfServicesLookup.java:163) - locked <0x00002aaaea018da8> (a org.openide.util.lookup.MetaInfServicesLookup) at org.openide.util.lookup.AbstractLookup.lookupItem(AbstractLookup.java:426) at org.openide.util.lookup.AbstractLookup.lookup(AbstractLookup.java:420) at org.openide.util.lookup.ProxyLookup.lookup(ProxyLookup.java:214) at org.openide.windows.WindowManager.getDefault(WindowManager.java:106) at org.openide.windows.TopComponent.setName(TopComponent.java:951) at org.netbeans.modules.java.hints.analyzer.ui.AnalyzerTopComponent.<init>(AnalyzerTopComponent.java:95) at org.netbeans.modules.java.hints.analyzer.ui.AnalyzerTopComponent.getDefault(AnalyzerTopComponent.java:321) - locked <0x00002aaab61b1968> (a java.lang.Class for org.netbeans.modules.java.hints.analyzer.ui.AnalyzerTopComponent) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.netbeans.modules.settings.convertors.XMLSettingsSupport$SettingsRecognizer.createFromMethod(XMLSettingsSupport.java:677) at org.netbeans.modules.settings.convertors.XMLSettingsSupport$SettingsRecognizer.instanceCreate(XMLSettingsSupport.java:586) at org.netbeans.modules.settings.convertors.SerialDataConvertor$SettingsInstance.instanceCreate(SerialDataConvertor.java:424) at org.netbeans.core.windows.persistence.PersistenceManager.getTopComponentPersistentForID(PersistenceManager.java:571) at org.netbeans.core.windows.persistence.PersistenceManager.getTopComponentForID(PersistenceManager.java:681) at org.netbeans.core.windows.PersistenceHandler.getTopComponentForID(PersistenceHandler.java:489) at org.netbeans.core.windows.PersistenceHandler.topComponentRefConfigAdded(PersistenceHandler.java:894) - locked <0x00002aaacb1b27e0> (a org.netbeans.core.windows.PersistenceHandler) at org.netbeans.core.windows.persistence.ModuleChangeHandler$3.run(ModuleChangeHandler.java:457) at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209) at java.awt.EventQueue.dispatchEvent(EventQueue.java:597) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:153) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:178) at java.awt.Dialog$1.run(Dialog.java:1045) at java.awt.Dialog$3.run(Dialog.java:1097) at java.security.AccessController.doPrivileged(Native Method) at java.awt.Dialog.show(Dialog.java:1095) at org.netbeans.core.windows.services.NbPresenter.superShow(NbPresenter.java:1038) at org.netbeans.core.windows.services.NbPresenter.doShow(NbPresenter.java:1072) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:1060) at org.netbeans.core.windows.services.NbPresenter.run(NbPresenter.java:126) at org.openide.util.Mutex.doEventAccess(Mutex.java:1361) at org.openide.util.Mutex.readAccess(Mutex.java:271) at org.netbeans.core.windows.services.NbPresenter.show(NbPresenter.java:1045) at java.awt.Component.show(Component.java:1563) at java.awt.Component.setVisible(Component.java:1515) at java.awt.Window.setVisible(Window.java:841) at java.awt.Dialog.setVisible(Dialog.java:985) at org.netbeans.modules.ide.ergonomics.Utilities.featureDialog(Utilities.java:96) at org.netbeans.modules.ide.ergonomics.fod.FodDataObjectFactory$Cookies.delegate(FodDataObjectFactory.java:162) at org.netbeans.modules.ide.ergonomics.fod.FodDataObjectFactory$Cookies.open(FodDataObjectFactory.java:148) at org.openide.awt.ActionDefaultPerfomer.actionPerformed(ActionDefaultPerfomer.java:70) at org.openide.awt.ContextAction$Performer.actionPerformed(ContextAction.java:226) at org.openide.awt.ContextManager.actionPerformed(ContextManager.java:250) at org.openide.awt.ContextAction.actionPerformed(ContextAction.java:109) at org.openide.util.actions.ActionInvoker$1.run(ActionInvoker.java:93) at org.openide.util.actions.ActionInvoker.doPerformAction(ActionInvoker.java:116) at org.openide.util.actions.ActionInvoker.invokeAction(ActionInvoker.java:99) at org.openide.awt.GeneralAction$DelegateAction.actionPerformed(GeneralAction.java:219) at org.openide.explorer.view.TreeView$PopupSupport.mouseClicked(TreeView.java:1629) at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:253) at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252) at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252) at java.awt.AWTEventMulticaster.mouseClicked(AWTEventMulticaster.java:252) at java.awt.Component.processMouseEvent(Component.java:6266) at javax.swing.JComponent.processMouseEvent(JComponent.java:3267) at java.awt.Component.processEvent(Component.java:6028) at java.awt.Container.processEvent(Container.java:2041) at java.awt.Component.dispatchEventImpl(Component.java:4630) at java.awt.Container.dispatchEventImpl(Container.java:2099) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.LightweightDispatcher.retargetMouseEvent(Container.java:4574) at java.awt.LightweightDispatcher.processMouseEvent(Container.java:4247) at java.awt.LightweightDispatcher.dispatchEvent(Container.java:4168) at java.awt.Container.dispatchEventImpl(Container.java:2085) at java.awt.Window.dispatchEventImpl(Window.java:2475) at java.awt.Component.dispatchEvent(Component.java:4460) at java.awt.EventQueue.dispatchEvent(EventQueue.java:599) at org.netbeans.core.TimableEventQueue.dispatchEvent(TimableEventQueue.java:153) at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269) at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184) at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169) at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161) at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)
>Log Session: Friday, September 16, 2011 7:52:57 PM MSD >System Info: Product Version = NetBeans IDE Dev (Build 20110916-68e3856e5f50) (#68e3856e5f50) Operating System = Linux version 2.6.18-90.el5 running on amd64 Java; VM; Vendor = 1.6.0_14; Java HotSpot(TM) 64-Bit Server VM 14.0-b16; Sun Microsystems Inc. Runtime = Java(TM) SE Runtime Environment 1.6.0_14-b08 Java Home = /usr/java/jdk1.6.0_14/jre System Locale; Encoding = ru_RU (nb); UTF-8 Home Directory = /home/vv159170 Current Directory = /net/ivolvo/export/devarea/trunk/cnd.modelimpl User Directory = /var/tmp/clean4 Cache Directory = /var/tmp/clean4/var/cache Installation = /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/nb /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/ergonomics /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/ide /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/java /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/apisupport /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/websvccommon /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/enterprise /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/mobility /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/profiler /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/php /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/harness /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/cnd /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/dlight /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/groovy /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/extra /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/javacard /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/javafx /net/ivolvo/export/devarea/trunk/nbbuild/netbeans/platform
org.netbeans.modules.masterfs.watcher.Watcher.register(Watcher.java:112) org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.addFileChangeListener(BaseFileObj.java:501) org.openide.filesystems.JarFileSystem.setJarFile(JarFileSystem.java:390) org.openide.filesystems.JarFileSystem.<init>(JarFileSystem.java:197) org.netbeans.core.startup.layers.ArchiveURLMapper.getFileSystem(ArchiveURLMapper.java:162) If ArchiveURLMapper could create the JarFileSystem without holding internal lock, the deadlock would be gone.
ergonomics#e999b6e938a2
Integrated into 'main-golden' Changeset: http://hg.netbeans.org/main-golden/rev/e999b6e938a2 User: Jaroslav Tulach <jtulach@netbeans.org> Log: #202244: MetaInfServicesLookup synchronizes on ArchiveURLMapper.class which clashes with static synchronized methods. Replacing with lock on mountRoots