我的线程被卡住，需要帮助以找出根本原因。 下面是一个线程转储：
"AD Thread Pool-Global15" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@2537cac0 TIMED_WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
java.util.concurrent.DelayQueue.take(DelayQueue.java:220)
com.singularity.ee.util.javaspecific.scheduler.v.c(v.java:755)
com.singularity.ee.util.javaspecific.scheduler.i.run(i.java:725)
java.lang.Thread.run(Thread.java:745)
"DmsThread-2" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@5b51514f TIMED_WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
oracle.dms.aggregator.DmsThreadFactory$1$1.run(DmsThreadFactory.java:56)
java.security.AccessController.doPrivileged(Native Method)
oracle.dms.aggregator.DmsThreadFactory$1.run(DmsThreadFactory.java:51)
java.lang.Thread.run(Thread.java:745)
"oracle.dfw.common.DiagnosticsEventManager.NotifierThread" waiting for lock java.util.LinkedList@3eb2e717 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
oracle.dfw.common.DiagnosticsEventManager$NotifierThread.run(DiagnosticsEventManager.java:298)
java.lang.Thread.run(Thread.java:745)
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205)
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"app-producer-network-thread | producer-1" RUNNABLE native
sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:269)
sun.nio.ch.EPollsecImpl.doSelect(EPollsecImpl.java:79)
sun.nio.ch.secImpl.lockAndDoSelect(secImpl.java:87)
sun.nio.ch.secImpl.select(secImpl.java:98)
log.app.sec.select(sec.java:672)
log.app.sec.poll(sec.java:396)
log.app.net.poll(net.java:460)
log.app.pro.Send.run(Send.java:239)
app.pro.Send.run(Send.java:163)
java.lang.Thread.run(Thread.java:745)
"logback-1" waiting for lock java.util.concurrent.SynchronousQueue$TransferStack@6edc7ff0 WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:458)
java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:359)
java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:925)
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
java.lang.Thread.run(Thread.java:745)
"CacheCleaner" waiting for lock oracle.ias.cache.TimeQ@67322757 TIMED_WAITING
java.lang.Object.wait(Native Method)
oracle.ias.cache.TimeQ.waitForWork(TimeQ.java:178)
oracle.ias.cache.CacheCleaner.run(CacheCleaner.java:116)
"Worker-2" waiting for lock oracle.ias.cache.TaskQ@db4f5af WAITING
java.lang.Object.wait(Native Method)
oracle.ias.cache.TaskQ.waitForWork(TaskQ.java:255)
oracle.ias.cache.TaskQ.getTask(TaskQ.java:138)
oracle.ias.cache.WorkerThread.run(ThreadPool.java:303
"Worker-0" waiting for lock oracle.ias.cache.TaskQ@db4f5af WAITING
java.lang.Object.wait(Native Method)
oracle.ias.cache.TaskQ.waitForWork(TaskQ.java:255)
oracle.ias.cache.TaskQ.getTask(TaskQ.java:138)
oracle.ias.cache.WorkerThread.run(ThreadPool.java:303)
"RepolessTargetManager" waiting for lock oracle.sysman.emdrep.repoless.RepolessTargetManager@7a62d12e TIMED_WAITING
java.lang.Object.wait(Native Method)
oracle.sysman.emdrep.repoless.RepolessTargetManager.waitNewAgent(RepolessTargetManager.java:483)
oracle.sysman.emdrep.repoless.RepolessTargetManager.run(RepolessTargetManager.java:920)
java.lang.Thread.run(Thread.java:745)
"HealthMonitor" waiting for lock oracle.sysman.util.healthMonitor.HealthMonitor@5dabda0f TIMED_WAITING
java.lang.Object.wait(Native Method)
oracle.sysman.util.healthMonitor.HealthMonitor.run(HealthMonitor.java:282)
java.lang.Thread.run(Thread.java:745)
"Java2D Disposer" waiting for lock java.lang.ref.ReferenceQueue$Lock@7dea38d3 WAITING
java.lang.Object.wait(Native Method)
java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
sun.java2d.Disposer.run(Disposer.java:145)
java.lang.Thread.run(Thread.java:745)
"[STANDBY] ExecuteThread: '6' for queue: 'weblogic.kernel.Default (self-tuning)'" waiting for lock weblogic.work.ExecuteThread@2bf20a04 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205)
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"DmsThread-1" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@5b51514f WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1085)
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
oracle.dms.aggregator.DmsThreadFactory$1$1.run(DmsThreadFactory.java:56)
java.security.AccessController.doPrivileged(Native Method)
oracle.dms.aggregator.DmsThreadFactory$1.run(DmsThreadFactory.java:51)
java.lang.Thread.run(Thread.java:745)
"[STANDBY] ExecuteThread: '5' for queue: 'weblogic.kernel.Default (self-tuning)'" waiting for lock weblogic.work.ExecuteThread@55a3e52f WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205)
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"com.bea.osb.transports.jms.TimerThread" waiting for lock java.util.concurrent.Semaphore$NonfairSync@37b1485f WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedInterruptibly(AbstractQueuedSynchronizer.java:994)
java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireSharedInterruptibly(AbstractQueuedSynchronizer.java:1303)
java.util.concurrent.Semaphore.acquire(Semaphore.java:317)
com.bea.wli.sb.transports.jms.JmsAsyncMessageTable$TimeoutThread.run(JmsAsyncMessageTable.java:250
"AD Thread-Hotspot Processor0" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@f080685 TIMED_WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
java.util.concurrent.DelayQueue.take(DelayQueue.java:220)
com.singularity.ee.util.javaspecific.scheduler.v.c(v.java:755)
com.singularity.ee.util.javaspecific.scheduler.v.take(v.java:695)
com.singularity.ee.util.javaspecific.scheduler.w.a(w.java:500)
com.singularity.ee.util.javaspecific.scheduler.i.run(i.java:725)
java.lang.Thread.run(Thread.java:745)
"[STANDBY] ExecuteThread: '4' for queue: 'weblogic.kernel.Default (self-tuning)'" waiting for lock weblogic.work.ExecuteThread@722e5eff WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205)
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"[STANDBY] ExecuteThread: '3' for queue: 'weblogic.kernel.Default (self-tuning)'" waiting for lock weblogic.work.ExecuteThread@4014b4d WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"[STANDBY] ExecuteThread: '2' for queue: 'weblogic.kernel.Default (self-tuning)'" waiting for lock weblogic.work.ExecuteThread@57a9acd WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
weblogic.work.ExecuteThread.waitForRequest(ExecuteThread.java:205)
weblogic.work.ExecuteThread.run(ExecuteThread.java:233)
"Thread-60" RUNNABLE native
java.net.SocketInputStream.socketRead0(Native Method)
java.net.SocketInputStream.read(SocketInputStream.java:152)
java.net.SocketInputStream.read(SocketInputStream.java:122)
java.net.SocketInputStream.read(SocketInputStream.java:210)
oracle.ons.InputBuffer.getNextString(InputBuffer.java:137)
oracle.ons.ReceiverThread.run(ReceiverThread.java:295)
"OracleTimeoutPollingThread" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
oracle.jdbc.driver.OracleTimeoutPollingThread.run(OracleTimeoutPollingThread.java:155)
"oracle.dfw.incident.IncidentCreatorThread" waiting for lock java.util.ArrayList@596c1061 WAITING
oracle.dfw.impl.incident.DiagnosticsDataExtractorImpl$IncidentCreatorThread.run(DiagnosticsDataExtractorImpl.java:2144)
"oracle.dfw.impl.incident.ADRHelper - purge incidents" waiting for lock java.util.TaskQueue@45a77e24 TIMED_WAITING
java.util.TimerThread.mainLoop(Timer.java:552)
"oracle.dfw.impl.incident - ADR Executor " waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@774a9135 WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
java.lang.Thread.run(Thread.java:745)
"DFW Diagnostic Dump Sampling - JavaClassHistogram" waiting for lock [B@40836bc2 TIMED_WAITING
java.lang.Object.wait(Native Method)
oracle.dfw.sampling.DumpSampling.run(DumpSampling.java:547)
"DFW Diagnostic Dump Sampling - JVMThreadDump" waiting for lock [B@7417aea4 TIMED_WAITING
java.lang.Object.wait(Native Method)
oracle.dfw.sampling.DumpSampling.run(DumpSampling.java:547)
"LogFlusher" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
oracle.core.ojdl.BufferedLogWriter$Flusher.run(BufferedLogWriter.java:409)
"LogFlusher" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
oracle.core.ojdl.BufferedLogWriter$Flusher.run(BufferedLogWriter.java:409)
"LogFlusher" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
oracle.core.ojdl.BufferedLogWriter$Flusher.run(BufferedLogWriter.java:409)
"Timer-4" waiting for lock java.util.TaskQueue@56183c4b TIMED_WAITING
java.lang.Object.wait(Native Method)
java.util.TimerThread.mainLoop(Timer.java:552)
java.util.TimerThread.run(Timer.java:505)
"Thread-20" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@2c7ee04e WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
weblogic.utils.concurrent.JDK15ConcurrentBlockingQueue.take(JDK15ConcurrentBlockingQueue.java:89)
weblogic.store.internal.PersistentStoreImpl.getOutstandingWork(PersistentStoreImpl.java:676)
weblogic.store.internal.PersistentStoreImpl.run(PersistentStoreImpl.java:751)
java.lang.Thread.run(Thread.java:745)
"Timer-3" waiting for lock java.util.TaskQueue@9512a14 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
java.util.TimerThread.mainLoop(Timer.java:526)
java.util.TimerThread.run(Timer.java:505)
"Runtime Authorization Event Notifier" waiting for lock oracle.security.jps.az.internal.runtime.notifier.RuntimeEventNotifierImpl@16e2e213 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
oracle.security.jps.az.internal.runtime.notifier.RuntimeEventNotifierImpl.run(RuntimeEventNotifierImpl.java:230)
java.lang.Thread.run(Thread.java:745)
"JMX Framework document pooling thread" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
oracle.as.config.notification.filesystem.WatchingDocumentChangeNotifier.run(WatchingDocumentChangeNotifier.java:252)
java.lang.Thread.run(Thread.java:745)
"JPS FileChangeNotifier<clean-only>" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@2ca6ce6a TIMED_WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1090)
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
java.lang.Thread.run(Thread.java:745)
"DoSManager" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
com.octetstring.vde.DoSManager.run(DoSManager.java:433)
"VDE Transaction Processor Thread" waiting for lock com.octetstring.vde.backend.standard.TransactionProcessor@2c568d5b WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
com.octetstring.vde.backend.standard.TransactionProcessor.waitChange(TransactionProcessor.java:367)
com.octetstring.vde.backend.standard.TransactionProcessor.run(TransactionProcessor.java:212)
"ExecuteThread: '3' for queue: 'weblogic.socket.Muxer'" waiting for lock weblogic.socket.PosixSocketMuxer$1@3968b775 BLOCKED
weblogic.socket.PosixSocketMuxer.processSockets(PosixSocketMuxer.java:93)
weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:29)
weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:42)
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:145)
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:117)
"ExecuteThread: '2' for queue: 'weblogic.socket.Muxer'" waiting for lock weblogic.socket.PosixSocketMuxer$1@3968b775 BLOCKED
weblogic.socket.PosixSocketMuxer.processSockets(PosixSocketMuxer.java:93)
weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:29)
weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:42)
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:145)
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:117)
"ExecuteThread: '1' for queue: 'weblogic.socket.Muxer'" RUNNABLE native
weblogic.socket.PosixSocketMuxer.poll(Native Method)
weblogic.socket.PosixSocketMuxer.processSockets(PosixSocketMuxer.java:102)
weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:29)
weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:42)
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:145)
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:117)
"ExecuteThread: '0' for queue: 'weblogic.socket.Muxer'" waiting for lock weblogic.socket.PosixSocketMuxer$1@3968b775 BLOCKED
weblogic.socket.PosixSocketMuxer.processSockets(PosixSocketMuxer.java:93)
weblogic.socket.SocketReaderRequest.run(SocketReaderRequest.java:29)
weblogic.socket.SocketReaderRequest.execute(SocketReaderRequest.java:42)
weblogic.kernel.ExecuteThread.execute(ExecuteThread.java:145)
weblogic.kernel.ExecuteThread.run(ExecuteThread.java:117)
"Thread-12" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@34fb382c WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)
weblogic.utils.concurrent.JDK15ConcurrentBlockingQueue.take(JDK15ConcurrentBlockingQueue.java:89)
weblogic.store.internal.PersistentStoreImpl.getOutstandingWork(PersistentStoreImpl.java:676)
weblogic.store.internal.PersistentStoreImpl.run(PersistentStoreImpl.java:751)
java.lang.Thread.run(Thread.java:745)
"Timer-2" waiting for lock java.util.TaskQueue@6f9ecd9 TIMED_WAITING
java.lang.Object.wait(Native Method)
java.util.TimerThread.mainLoop(Timer.java:552)
java.util.TimerThread.run(Timer.java:505)
"weblogic.timers.TimerThread" waiting for lock java.lang.Object@118edefb TIMED_WAITING
java.lang.Object.wait(Native Method)
weblogic.timers.internal.TimerThread.doWait(TimerThread.java:114)
weblogic.timers.internal.TimerThread.access$000(TimerThread.java:22)
weblogic.timers.internal.TimerThread$Thread.run(TimerThread.java:290)
"weblogic.time.TimeEventGenerator" waiting for lock weblogic.time.common.internal.TimeTable@19aa5071 TIMED_WAITING
java.lang.Object.wait(Native Method)
weblogic.time.common.internal.TimeTable.snooze(TimeTable.java:286)
weblogic.time.common.internal.TimeEventGenerator.run(TimeEventGenerator.java:117)
java.lang.Thread.run(Thread.java:745)
"[STUCK] ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'" RUNNABLE
java.util.ArrayList.fastRemove(ArrayList.java:523)
java.util.ArrayList.remove(ArrayList.java:511)
com.bea.adaptive.harvester.jmx.RegistrationManager.instanceDeletedInternal(RegistrationManager.java:290)
com.bea.adaptive.harvester.jmx.RegistrationManager.instanceDeleted(RegistrationManager.java:257)
com.bea.adaptive.mbean.typing.JMXNotificationListener.deletedInstance(JMXNotificationListener.java:291)
com.bea.adaptive.mbean.typing.JMXNotificationListener.processRegistrationEvent(JMXNotificationListener.java:313)
com.bea.adaptive.mbean.typing.JMXNotificationListener.access$300(JMXNotificationListener.java:37)
com.bea.adaptive.mbean.typing.JMXNotificationListener$MBeanRegistrationWork.run(JMXNotificationListener.java:108)
weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:550)
weblogic.work.ExecuteThread.execute(ExecuteThread.java:263)
weblogic.work.ExecuteThread.run(ExecuteThread.java:221)
"Timer-1" waiting for lock java.util.TaskQueue@5f09fd6d TIMED_WAITING
java.lang.Object.wait(Native Method)
java.util.TimerThread.mainLoop(Timer.java:552)
java.util.TimerThread.run(Timer.java:505)
"Timer-0" waiting for lock java.util.TaskQueue@717095c1 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
java.util.TimerThread.mainLoop(Timer.java:526)
java.util.TimerThread.run(Timer.java:505)
"AD Thread-Top Backends Processor0" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@1b2ca3e0 TIMED_WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:226)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.awaitNanos(AbstractQueuedSynchronizer.java:2082)
java.util.concurrent.DelayQueue.take(DelayQueue.java:220)
com.singularity.ee.util.javaspecific.scheduler.v.c(v.java:755)
com.singularity.ee.util.javaspecific.scheduler.v.take(v.java:695)
com.singularity.ee.util.javaspecific.scheduler.w.a(w.java:500)
com.singularity.ee.util.javaspecific.scheduler.i.run(i.java:725)
java.lang.Thread.run(Thread.java:745)
"AD Thread-Metric Reporter1" waiting for lock java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject@32fa1581 WAITING
sun.misc.Unsafe.park(Native Method)
java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
java.util.concurrent.DelayQueue.take(DelayQueue.java:215)
com.singularity.ee.util.javaspecific.scheduler.v.c(v.java:755)
com.singularity.ee.util.javaspecific.scheduler.v.take(v.java:695)
com.singularity.ee.util.javaspecific.scheduler.w.a(w.java:500
com.singularity.ee.util.javaspecific.scheduler.i.run(i.java:725)
java.lang.Thread.run(Thread.java:745)
"AD Thread-Config Poller" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
com.singularity.util.org.apache.log4j.helpers.FileWatchdog.run(FileWatchdog.java:101)
"Thread-1" TIMED_WAITING
java.lang.Thread.sleep(Native Method)
com.singularity.util.org.apache.log4j.helpers.FileWatchdog.run(FileWatchdog.java:101)
"Signal Dispatcher" RUNNABLE
"Finalizer" waiting for lock java.lang.ref.ReferenceQueue$Lock@3272350 WAITING
java.lang.Object.wait(Native Method)
java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:135)
java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:151)
java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)
"Reference Handler" waiting for lock java.lang.ref.Reference$Lock@5b22899c WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
java.lang.ref.Reference$ReferenceHandler.run(Reference.java:133)
"main" waiting for lock weblogic.t3.srvr.T3Srvr@3ecacc87 WAITING
java.lang.Object.wait(Native Method)
java.lang.Object.wait(Object.java:503)
weblogic.t3.srvr.T3Srvr.waitForDeath(T3Srvr.java:983)
weblogic.t3.srvr.T3Srvr.run(T3Srvr.java:492)
weblogic.Server.main(Server.java:71)
`
答案 0 :(得分：0)
首先，永远不要仅使用1个转储对卡住的线程进行故障排除，始终要进行3-4个转储，每个转储的间隔约为3-4秒。
您提供的线程转储似乎很好，一个标记为“阻塞”的线程似乎在您尝试卸载组合的位置，卸载确实花费时间并导致1个线程被阻塞，这很少或没有。会对服务器功能产生任何影响。