Found one Java-level deadlock: ============================= "Thread-144": waiting for ownable synchronizer 0x00000000bf71d5e8, (a java.util.concurrent.locks.ReentrantLock$FairSync), which is held by "http-/10.40.2.129:8080-7" "http-/10.40.2.129:8080-7": waiting to lock monitor 0x00007ff4cc002f88 (object 0x00000000c222e708, a org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceHelper), which is held by "http-/10.40.2.129:8080-3" "http-/10.40.2.129:8080-3": waiting for ownable synchronizer 0x00000000bf71d5e8, (a java.util.concurrent.locks.ReentrantLock$FairSync), which is held by "http-/10.40.2.129:8080-7" Java stack information for the threads listed above: =================================================== "Thread-144": at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00000000bf71d5e8> (a java.util.concurrent.locks.ReentrantLock$FairSync) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197) at java.util.concurrent.locks.ReentrantLock$FairSync.lock(ReentrantLock.java:229) at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290) at org.uberfire.io.lock.BatchLockControl.lock(BatchLockControl.java:12) at org.uberfire.io.impl.AbstractIOService.startBatchProcess(AbstractIOService.java:147) at org.uberfire.io.impl.AbstractIOService.batchProcess(AbstractIOService.java:130) at org.uberfire.io.impl.AbstractIOService.startBatch(AbstractIOService.java:108) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl.cleanup(ExplorerServiceImpl.java:445) - locked <0x00000000c222e6b8> (a org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl.onProjectDelete(ExplorerServiceImpl.java:437) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.weld.bean.proxy.AbstractBeanInstance.invoke(AbstractBeanInstance.java:45) at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:105) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.onProjectDelete(ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.weld.util.reflection.SecureReflections$13.work(SecureReflections.java:267) at org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:52) at org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInvocation(SecureReflectionAccess.java:137) at org.jboss.weld.util.reflection.SecureReflections.invoke(SecureReflections.java:263) at org.jboss.weld.introspector.jlr.WeldMethodImpl.invokeOnInstance(WeldMethodImpl.java:164) at org.jboss.weld.introspector.ForwardingWeldMethod.invokeOnInstance(ForwardingWeldMethod.java:51) at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:154) at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:245) at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:233) at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:213) at org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:117) at org.jboss.weld.event.TransactionalObserverNotifier.notifyObserver(TransactionalObserverNotifier.java:44) at org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:85) at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:80) at org.jboss.weld.event.EventImpl.fire(EventImpl.java:69) at org.guvnor.common.services.project.backend.server.PathObserverService.fireDeleteEvent(PathObserverService.java:63) at org.guvnor.common.services.project.backend.server.PathObserverService.onBatchResourceChanges(PathObserverService.java:46) at org.guvnor.common.services.project.backend.server.PathObserverService$Proxy$_$$_WeldClientProxy.onBatchResourceChanges(PathObserverService$Proxy$_$$_WeldClientProxy.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.weld.util.reflection.SecureReflections$13.work(SecureReflections.java:267) at org.jboss.weld.util.reflection.SecureReflectionAccess.run(SecureReflectionAccess.java:52) at org.jboss.weld.util.reflection.SecureReflectionAccess.runAsInvocation(SecureReflectionAccess.java:137) at org.jboss.weld.util.reflection.SecureReflections.invoke(SecureReflections.java:263) at org.jboss.weld.introspector.jlr.WeldMethodImpl.invokeOnInstance(WeldMethodImpl.java:164) at org.jboss.weld.introspector.ForwardingWeldMethod.invokeOnInstance(ForwardingWeldMethod.java:51) at org.jboss.weld.injection.MethodInjectionPoint.invokeOnInstanceWithSpecialValue(MethodInjectionPoint.java:154) at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:245) at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:233) at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:213) at org.jboss.weld.event.ObserverNotifier.notifyObserver(ObserverNotifier.java:117) at org.jboss.weld.event.TransactionalObserverNotifier.notifyObserver(TransactionalObserverNotifier.java:44) at org.jboss.weld.event.ObserverNotifier.notifyObservers(ObserverNotifier.java:85) at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:80) at org.jboss.weld.event.EventImpl.fire(EventImpl.java:69) at org.uberfire.backend.server.io.watch.IOWatchServiceExecutorImpl.execute(IOWatchServiceExecutorImpl.java:110) at sun.reflect.GeneratedMethodAccessor118.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:374) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:86) at org.jboss.as.weld.ejb.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:97) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.WeavedInterceptor.processInvocation(WeavedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:374) at org.jboss.as.ejb3.concurrency.ContainerManagedConcurrencyInterceptor.processInvocation(ContainerManagedConcurrencyInterceptor.java:104) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:93) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:21) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:53) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:267) at org.jboss.as.ejb3.tx.CMTTxInterceptor.notSupported(CMTTxInterceptor.java:331) at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:241) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:43) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:59) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ejb3.component.interceptors.AdditionalSetupInterceptor.processInvocation(AdditionalSetupInterceptor.java:55) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.as.ee.component.TCCLInterceptor.processInvocation(TCCLInterceptor.java:45) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:185) at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:185) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:288) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:61) at org.jboss.as.ee.component.ProxyInvocationHandler.invoke(ProxyInvocationHandler.java:73) at org.uberfire.backend.server.io.watch.IOWatchServiceExecutor$$$view4.execute(Unknown Source) at org.uberfire.backend.server.io.watch.AbstractIOWatchService$2.execute(AbstractIOWatchService.java:145) at org.uberfire.backend.server.io.watch.AbstractIOWatchService$3.run(AbstractIOWatchService.java:173) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) at java.lang.Thread.run(Thread.java:745) "http-/10.40.2.129:8080-7": at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceHelper.store(ExplorerServiceHelper.java:271) - waiting to lock <0x00000000c222e708> (a org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceHelper) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl.getFolderListing(ExplorerServiceImpl.java:231) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.getFolderListing(ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.errai.bus.server.io.AbstractRPCMethodCallback.invokeMethodFromMessage(AbstractRPCMethodCallback.java:48) at org.jboss.errai.bus.server.io.ValueReplyRPCEndpointCallback.callback(ValueReplyRPCEndpointCallback.java:22) at org.jboss.errai.bus.server.io.RemoteServiceCallback.callback(RemoteServiceCallback.java:54) at org.jboss.errai.cdi.server.CDIExtensionPoints$2.callback(CDIExtensionPoints.java:396) at org.jboss.errai.bus.server.DeliveryPlan.deliver(DeliveryPlan.java:47) at org.jboss.errai.bus.server.ServerMessageBusImpl.sendGlobal(ServerMessageBusImpl.java:293) at org.jboss.errai.bus.server.SimpleDispatcher.dispatchGlobal(SimpleDispatcher.java:46) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:97) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:114) at org.jboss.errai.bus.server.servlet.DefaultBlockingServlet.doPost(DefaultBlockingServlet.java:142) at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.uberfire.ext.security.server.SecureHeadersFilter.doFilter(SecureHeadersFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.uberfire.ext.security.server.SecurityIntegrationFilter.doFilter(SecurityIntegrationFilter.java:64) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:231) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:512) at org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50) at org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50) at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:150) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:854) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:926) at java.lang.Thread.run(Thread.java:745) "http-/10.40.2.129:8080-3": at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00000000bf71d5e8> (a java.util.concurrent.locks.ReentrantLock$FairSync) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:867) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1197) at java.util.concurrent.locks.ReentrantLock$FairSync.lock(ReentrantLock.java:229) at java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:290) at org.uberfire.io.lock.BatchLockControl.lock(BatchLockControl.java:12) at org.uberfire.io.impl.AbstractIOService.startBatchProcess(AbstractIOService.java:147) at org.uberfire.io.impl.AbstractIOService.batchProcess(AbstractIOService.java:130) at org.uberfire.io.impl.AbstractIOService.startBatch(AbstractIOService.java:108) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceHelper.store(ExplorerServiceHelper.java:300) - locked <0x00000000c222e708> (a org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceHelper) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl.getFolderListing(ExplorerServiceImpl.java:231) at org.kie.workbench.common.screens.explorer.backend.server.ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.getFolderListing(ExplorerServiceImpl$Proxy$_$$_WeldClientProxy.java) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.jboss.errai.bus.server.io.AbstractRPCMethodCallback.invokeMethodFromMessage(AbstractRPCMethodCallback.java:48) at org.jboss.errai.bus.server.io.ValueReplyRPCEndpointCallback.callback(ValueReplyRPCEndpointCallback.java:22) at org.jboss.errai.bus.server.io.RemoteServiceCallback.callback(RemoteServiceCallback.java:54) at org.jboss.errai.cdi.server.CDIExtensionPoints$2.callback(CDIExtensionPoints.java:396) at org.jboss.errai.bus.server.DeliveryPlan.deliver(DeliveryPlan.java:47) at org.jboss.errai.bus.server.ServerMessageBusImpl.sendGlobal(ServerMessageBusImpl.java:293) at org.jboss.errai.bus.server.SimpleDispatcher.dispatchGlobal(SimpleDispatcher.java:46) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:97) at org.jboss.errai.bus.server.service.ErraiServiceImpl.store(ErraiServiceImpl.java:114) at org.jboss.errai.bus.server.servlet.DefaultBlockingServlet.doPost(DefaultBlockingServlet.java:142) at javax.servlet.http.HttpServlet.service(HttpServlet.java:754) at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:295) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.uberfire.ext.security.server.SecureHeadersFilter.doFilter(SecureHeadersFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.uberfire.ext.security.server.SecurityIntegrationFilter.doFilter(SecurityIntegrationFilter.java:64) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:246) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:214) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:231) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:149) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:512) at org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50) at org.jboss.as.jpa.interceptor.WebNonTxEmCloserValve.invoke(WebNonTxEmCloserValve.java:50) at org.jboss.as.web.security.SecurityContextAssociationValve.invoke(SecurityContextAssociationValve.java:169) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:150) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:97) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:102) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:344) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:854) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:653) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:926) at java.lang.Thread.run(Thread.java:745) Found 1 deadlock.