20:28:50;
-MountService (tid=45 pid=332 prio=5
state=WAIT)
state=WAIT)
java.lang.Object.wait
java.lang.Thread.parkFor (Thread.java)
sun.misc.Unsafe.park (Unsafe.java)
java.util.concurrent.locks.LockSupport.park (LockSupport.java)
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await (AbstractQueuedSynchronizer.java)
java.util.concurrent.LinkedBlockingQueue.take (LinkedBlockingQueue.java)
com.android.server.NativeDaemonConnector.doCommandLocked (NativeDaemonConnector.java)
com.android.server.NativeDaemonConnector.doCommand (NativeDaemonConnector.java)
com.android.server.MountService.doUnmountVolume (MountService.java)
com.android.server.MountService.access$100 (MountService.java)
com.android.server.MountService$UnmountCallBack.handleFinished (MountService.java)
com.android.server.MountService$UmsEnableCallBack.handleFinished (MountService.java)
com.android.server.MountService$MountServiceHandler.handleMessage (MountService.java)
android.os.Handler.dispatchMessage (Handler.java)
android.os.Looper.loop (Looper.java)
android.os.HandlerThread.run (HandlerThread.java)
20:30:24
-MountService (tid=45 pid=332 prio=5
state=NATIVE)
state=NATIVE)
android.os.MessageQueue.nativePollOnce
android.os.MessageQueue.next (MessageQueue.java)
android.os.Looper.loop (Looper.java)
android.os.HandlerThread.run (HandlerThread.java)
可以看到在anr 时 MountService的状态。