2018-12-03 15:29:40 Full thread dump Java HotSpot(TM) 64-Bit Server VM (25.131-b11 mixed mode):

"DestroyJavaVM" #37 prio=5 os_prio=0 tid=0x000000005856a800 nid=0x50cc waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"http-nio-8888-AsyncTimeout" #35 daemon prio=5 os_prio=0 tid=0x000000005856a000 nid=0x4a88 waiting on condition [0x000000005bb9f000]    java.lang.Thread.State: TIMED_WAITING (sleeping)         at java.lang.Thread.sleep(Native Method)         at org.apache.coyote.AbstractProtocol$AsyncTimeout.run(AbstractProtocol.java:1149)         at java.lang.Thread.run(Thread.java:748)/* "http-nio-8888-AsyncTimeout"：线程名字；      #35：内部类的标号；      daemon：表明是一个后台线程；      prio：线程的优先级；      os_prio：对应的操作系统的优先级 nid=0x4a88：对应操作系统的PID（十进制），是一个十六进制的数  java.lang.Thread.State: TIMED_WAITING (sleeping)：线程的状态 下面就是一些堆栈信息 at java.lang.Thread.sleep(Native Method)         at org.apache.coyote.AbstractProtocol$AsyncTimeout.run(AbstractProtocol.java:1149)         at java.lang.Thread.run(Thread.java:748) */

"http-nio-8888-Acceptor-0" #34 daemon prio=5 os_prio=0 tid=0x0000000058569000 nid=0x5118 runnable [0x000000005b0de000]   java.lang.Thread.State: RUNNABLE         at sun.nio.ch.ServerSocketChannelImpl.accept0(Native Method)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:422)         at sun.nio.ch.ServerSocketChannelImpl.accept(ServerSocketChannelImpl.java:250)         - locked (a java.lang.Object)         at org.apache.tomcat.util.net.NioEndpoint$Acceptor.run(NioEndpoint.java:482)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-ClientPoller-1" #33 daemon prio=5 os_prio=0 tid=0x0000000058568800 nid=0x56e8 runnable [0x000000005ae9e000]   java.lang.Thread.State: RUNNABLE         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(WindowsSelectorImpl.java:296)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(WindowsSelectorImpl.java:278)         at sun.nio.ch.WindowsSelectorImpl.doSelect(WindowsSelectorImpl.java:159)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         - locked (a sun.nio.ch.Util$3)         - locked (a java.util.Collections$UnmodifiableSet)         - locked (a sun.nio.ch.WindowsSelectorImpl)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.tomcat.util.net.NioEndpoint$Poller.run(NioEndpoint.java:825)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-ClientPoller-0" #32 daemon prio=5 os_prio=0 tid=0x0000000058567800 nid=0x4880 runnable [0x000000005620e000]   java.lang.Thread.State: RUNNABLE         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(WindowsSelectorImpl.java:296)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(WindowsSelectorImpl.java:278)         at sun.nio.ch.WindowsSelectorImpl.doSelect(WindowsSelectorImpl.java:159)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         - locked (a sun.nio.ch.Util$3)         - locked (a java.util.Collections$UnmodifiableSet)         - locked (a sun.nio.ch.WindowsSelectorImpl)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.tomcat.util.net.NioEndpoint$Poller.run(NioEndpoint.java:825)         at java.lang.Thread.run(Thread.java:748)/* exec：工作线程，这里一共有10个 */ "http-nio-8888-exec-10" #31 daemon prio=5 os_prio=0 tid=0x0000000058567000 nid=0x46ac waiting on condition [0x000000005acfe000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-9" #30 daemon prio=5 os_prio=0 tid=0x0000000058566000 nid=0x4854 waiting on condition [0x000000005a68f000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-8" #29 daemon prio=5 os_prio=0 tid=0x0000000058565800 nid=0x5714 waiting on condition [0x000000005abce000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-7" #28 daemon prio=5 os_prio=0 tid=0x0000000058564800 nid=0x51ec waiting on condition [0x0000000057a7e000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-6" #27 daemon prio=5 os_prio=0 tid=0x0000000058564000 nid=0x52d4 waiting on condition [0x000000005a92e000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-5" #26 daemon prio=5 os_prio=0 tid=0x0000000058563000 nid=0x5064 waiting on condition [0x000000005a14f000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-4" #25 daemon prio=5 os_prio=0 tid=0x0000000058562800 nid=0x4f8c waiting on condition [0x000000005a7bf000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-3" #24 daemon prio=5 os_prio=0 tid=0x000000005839b000 nid=0x4464 waiting on condition [0x000000005a58e000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-2" #23 daemon prio=5 os_prio=0 tid=0x000000005839a800 nid=0x3cec waiting on condition [0x000000005a41e000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"http-nio-8888-exec-1" #22 daemon prio=5 os_prio=0 tid=0x0000000058399800 nid=0x52a4 waiting on condition [0x000000005a24e000]   java.lang.Thread.State: WAITING (parking)         at sun.misc.Unsafe.park(Native Method)         - parking to wait for   (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)         at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)         at java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2039)         at java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:442)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103)         at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31)         at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)         at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)         at java.lang.Thread.run(Thread.java:748)

"NioBlockingSelector.BlockPoller-1" #21 daemon prio=5 os_prio=0 tid=0x000000005845c800 nid=0x5334 runnable [0x00000000591ff000]   java.lang.Thread.State: RUNNABLE         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll0(Native Method)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.poll(WindowsSelectorImpl.java:296)         at sun.nio.ch.WindowsSelectorImpl$SubSelector.access$400(WindowsSelectorImpl.java:278)         at sun.nio.ch.WindowsSelectorImpl.doSelect(WindowsSelectorImpl.java:159)         at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:86)         - locked (a sun.nio.ch.Util$3)         - locked (a java.util.Collections$UnmodifiableSet)         - locked (a sun.nio.ch.WindowsSelectorImpl)         at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:97)         at org.apache.tomcat.util.net.NioBlockingSelector$BlockPoller.run(NioBlockingSelector.java:298)

"container-0" #20 prio=5 os_prio=0 tid=0x0000000058ac5000 nid=0x45b4 waiting on condition [0x0000000059e2f000]   java.lang.Thread.State: TIMED_WAITING (sleeping)         at java.lang.Thread.sleep(Native Method)         at org.apache.catalina.core.StandardServer.await(StandardServer.java:427)         at org.springframework.boot.web.embedded.tomcat.TomcatWebServer$1.run(TomcatWebServer.java:182)

"ContainerBackgroundProcessor[StandardEngine[Tomcat]]" #19 daemon prio=5 os_prio=0 tid=0x0000000058a9a000 nid=0x57e4 waiting on condition [0x0000000059c7f000]   java.lang.Thread.State: TIMED_WAITING (sleeping)         at java.lang.Thread.sleep(Native Method)         at org.apache.catalina.core.ContainerBase$ContainerBackgroundProcessor.run(ContainerBase.java:1356)         at java.lang.Thread.run(Thread.java:748)

"Service Thread" #13 daemon prio=9 os_prio=0 tid=0x00000000546a5000 nid=0x5430 runnable [0x0000000000000000]   java.lang.Thread.State: RUNNABLE/* C1、C2是后台JIT编译的线程 */ "C1 CompilerThread3" #12 daemon prio=9 os_prio=2 tid=0x0000000054615800 nid=0x538c waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"C2 CompilerThread2" #11 daemon prio=9 os_prio=2 tid=0x0000000054614800 nid=0x1b04 waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"C2 CompilerThread1" #10 daemon prio=9 os_prio=2 tid=0x0000000054614000 nid=0x50d8 waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"C2 CompilerThread0" #9 daemon prio=9 os_prio=2 tid=0x0000000054618000 nid=0x550c waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE/* JDWP：调试线程 */ "JDWP Command Reader" #8 daemon prio=10 os_prio=0 tid=0x0000000054601800 nid=0x5010 runnable [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"JDWP Event Helper Thread" #7 daemon prio=10 os_prio=0 tid=0x00000000545fe800 nid=0x5488 runnable [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"JDWP Transport Listener: dt_socket" #6 daemon prio=10 os_prio=0 tid=0x00000000545f1800 nid=0x52d8 runnable [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"Attach Listener" #5 daemon prio=5 os_prio=2 tid=0x00000000545d4000 nid=0x4658 waiting on condition [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"Signal Dispatcher" #4 daemon prio=9 os_prio=2 tid=0x00000000545eb000 nid=0x4d94 runnable [0x0000000000000000]   java.lang.Thread.State: RUNNABLE

"Finalizer" #3 daemon prio=8 os_prio=1 tid=0x0000000053403000 nid=0x3fbc in Object.wait() [0x0000000055a5f000]   java.lang.Thread.State: WAITING (on object monitor)         at java.lang.Object.wait(Native Method)         - waiting on (a java.lang.ref.ReferenceQueue$Lock)         at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:143)         - locked (a java.lang.ref.ReferenceQueue$Lock)         at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:164)         at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:209)

"Reference Handler" #2 daemon prio=10 os_prio=2 tid=0x00000000533fc000 nid=0x54e4 in Object.wait() [0x000000005589f000]   java.lang.Thread.State: WAITING (on object monitor)         at java.lang.Object.wait(Native Method)         - waiting on (a java.lang.ref.Reference$Lock)         at java.lang.Object.wait(Object.java:502)         at java.lang.ref.Reference.tryHandlePending(Reference.java:191)         - locked (a java.lang.ref.Reference$Lock)         at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:153)

"VM Thread" os_prio=2 tid=0x0000000054572800 nid=0x5248 runnable/* GC：垃圾回收线程 */ "GC task thread#0 (ParallelGC)" os_prio=0 tid=0x00000000026ef800 nid=0x3dac runnable

"GC task thread#1 (ParallelGC)" os_prio=0 tid=0x00000000026f1800 nid=0x4a40 runnable

"GC task thread#2 (ParallelGC)" os_prio=0 tid=0x00000000026f3000 nid=0x536c runnable

"GC task thread#3 (ParallelGC)" os_prio=0 tid=0x00000000026f4800 nid=0x5684 runnable

"GC task thread#4 (ParallelGC)" os_prio=0 tid=0x00000000026f7800 nid=0x54e0 runnable

"GC task thread#5 (ParallelGC)" os_prio=0 tid=0x00000000026f9000 nid=0x4584 runnable

"GC task thread#6 (ParallelGC)" os_prio=0 tid=0x00000000026fc000 nid=0x54f4 runnable

"GC task thread#7 (ParallelGC)" os_prio=0 tid=0x00000000026fd000 nid=0x2dd4 runnable

"VM Periodic Task Thread" os_prio=2 tid=0x00000000546c3800 nid=0x24c waiting on condition

JNI global references: 16806