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my IDE did some work in bg and I activated window => hang Product Version = NetBeans IDE Dev (Build 20110920-bb06b4016af1) (#bb06b4016af1) 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 Found one Java-level deadlock: ============================= "Refresh-After-WindowActivated": waiting to lock monitor 0x00002aaafc345cc0 (object 0x00002aaacb833720, a java.util.HashMap), which is held by "MercurialInterceptorEventsHandlerRP" "MercurialInterceptorEventsHandlerRP": waiting to lock monitor 0x00002aaafc345d68 (object 0x00002aaacd00c0f0, a org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj), which is held by "Attach listeners to all disk folders" "Attach listeners to all disk folders": waiting to lock monitor 0x00002aaafc345cc0 (object 0x00002aaacb833720, a java.util.HashMap), which is held by "MercurialInterceptorEventsHandlerRP" Java stack information for the threads listed above: =================================================== "Refresh-After-WindowActivated": at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.handleHgFolderEvent(MercurialInterceptor.java:640) - waiting to lock <0x00002aaacb833720> (a java.util.HashMap) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.access$300(MercurialInterceptor.java:567) at org.netbeans.modules.mercurial.MercurialInterceptor.refreshRecursively(MercurialInterceptor.java:174) at org.netbeans.modules.versioning.FilesystemInterceptor$DelegatingInterceptor.refreshRecursively(FilesystemInterceptor.java:656) at org.netbeans.modules.versioning.FilesystemInterceptor.refreshRecursively(FilesystemInterceptor.java:174) at org.netbeans.modules.masterfs.ProvidedExtensionsProxy.refreshRecursively(ProvidedExtensionsProxy.java:307) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.init(FileObjectKeeper.java:117) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.refreshImpl(FolderObj.java:533) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.BaseFileObj.refresh(BaseFileObj.java:796) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.refresh(FolderObj.java:539) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow$1.run(RefreshSlow.java:80) at org.netbeans.modules.masterfs.filebasedfs.utils.FileChangedManager.idleIO(FileChangedManager.java:187) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow$1.run(RefreshSlow.java:87) at org.openide.filesystems.FileUtil$2.run(FileUtil.java:589) at org.openide.filesystems.EventControl.runAtomicAction(EventControl.java:127) at org.openide.filesystems.FileSystem.runAtomicAction(FileSystem.java:566) at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:573) at org.openide.filesystems.FileUtil.runAtomicAction(FileUtil.java:593) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow.refreshFileObject(RefreshSlow.java:91) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:533) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:508) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refreshAll(FileObjectFactory.java:440) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory$1.run(FileObjectFactory.java:713) at org.netbeans.modules.masterfs.filebasedfs.FileBasedFileSystem.runAsInconsistent(FileBasedFileSystem.java:109) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectFactory.refresh(FileObjectFactory.java:720) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RootObj.invokeRefreshFor(RootObj.java:197) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.RefreshSlow.run(RefreshSlow.java:67) at org.netbeans.core.ui.warmup.MenuWarmUpTask$NbWindowsAdapter.run(MenuWarmUpTask.java:298) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1973) "MercurialInterceptorEventsHandlerRP": at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.getKeeper(FolderObj.java:634) - waiting to lock <0x00002aaacd00c0f0> (a org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.listenTo(FileObjectKeeper.java:168) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.listenToAll(FileObjectKeeper.java:187) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.addRecursiveListener(FileObjectKeeper.java:91) - locked <0x00002aaacd00c178> (a org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.addRecursiveListener(FolderObj.java:649) at org.openide.filesystems.DeepListener.relisten(DeepListener.java:105) - locked <0x00002aaaccf44548> (a org.openide.filesystems.DeepListener) at org.openide.filesystems.DeepListener.init(DeepListener.java:81) at org.openide.filesystems.FileUtil.addRecursiveListener(FileUtil.java:328) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.refreshHgFolderTimestamp(MercurialInterceptor.java:619) - locked <0x00002aaacb833720> (a java.util.HashMap) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.initializeFiles(MercurialInterceptor.java:738) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.access$1300(MercurialInterceptor.java:567) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler$1.run(MercurialInterceptor.java:578) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1973) "Attach listeners to all disk folders": at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.handleHgFolderEvent(MercurialInterceptor.java:640) - waiting to lock <0x00002aaacb833720> (a java.util.HashMap) at org.netbeans.modules.mercurial.MercurialInterceptor$HgFolderEventsHandler.access$300(MercurialInterceptor.java:567) at org.netbeans.modules.mercurial.MercurialInterceptor.refreshRecursively(MercurialInterceptor.java:174) at org.netbeans.modules.versioning.FilesystemInterceptor$DelegatingInterceptor.refreshRecursively(FilesystemInterceptor.java:656) at org.netbeans.modules.versioning.FilesystemInterceptor.refreshRecursively(FilesystemInterceptor.java:174) at org.netbeans.modules.masterfs.ProvidedExtensionsProxy.refreshRecursively(ProvidedExtensionsProxy.java:307) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.init(FileObjectKeeper.java:117) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.getKeeper(FolderObj.java:641) - locked <0x00002aaacd00c0f0> (a org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.listenTo(FileObjectKeeper.java:168) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.listenToAll(FileObjectKeeper.java:214) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper.addRecursiveListener(FileObjectKeeper.java:91) - locked <0x00002aaacd00c330> (a org.netbeans.modules.masterfs.filebasedfs.fileobjects.FileObjectKeeper) at org.netbeans.modules.masterfs.filebasedfs.fileobjects.FolderObj.addRecursiveListener(FolderObj.java:649) at org.openide.filesystems.DeepListener.relisten(DeepListener.java:105) - locked <0x00002aaaccf3e7a0> (a org.openide.filesystems.DeepListener) at org.openide.filesystems.DeepListener.init(DeepListener.java:81) at org.openide.filesystems.FileUtil.addRecursiveListener(FileUtil.java:328) at org.netbeans.modules.remote.support.LocalFileSystemProvider.addRecursiveListener(LocalFileSystemProvider.java:292) at org.netbeans.modules.remote.spi.FileSystemProvider.addRecursiveListener(FileSystemProvider.java:332) at org.netbeans.modules.cnd.makeproject.api.configurations.Folder.attachListeners(Folder.java:308) at org.netbeans.modules.cnd.makeproject.configurations.ConfigurationXMLReader$3.run(ConfigurationXMLReader.java:275) at org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:1424) at org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:1973) Found 1 deadlock.
fixed: http://hg.netbeans.org/core-main/rev/059cb4a35efa
Integrated into 'main-golden' Changeset: http://hg.netbeans.org/main-golden/rev/059cb4a35efa User: Ondrej Vrabec <ovrabec@netbeans.org> Log: #202350 - deadlock when attaching recursive listener attach/remove listeners in a separate thread