Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8211211

vmTestbase/metaspace/stressDictionary/StressDictionary.java timeout

    Details

    • Subcomponent:
      gc
    • Resolved In Build:
      b22
    • CPU:
      x86_64
    • OS:
      linux

      Backports

        Description

        ----------System.out:(1258/89045)----------
        Stress time: 30 seconds
        Stress iterations factor: 1
        Stress threads factor: 1
        Stress runs factor: 1
        Max memory: 2481061888
        Sleep time: 500
        Iterations: 0
        Number of threads: 12
        Seed: 1538034001360
        Run GC thread: false
        Run mem diag thread: false
        Run forever: false
        Timeout refired 1200 times
        2018-09-27 01:01:57
        Full thread dump Java HotSpot(TM) 64-Bit Server VM (12-internal+0-jdk12-jdk.520 mixed mode):

        Threads class SMR info:
        _java_thread_list=0x00007f45b40075e0, length=33, elements={
        0x00007f45f401d800, 0x00007f45f4231800, 0x00007f45f4237800, 0x00007f45f4289000,
        0x00007f45f428c000, 0x00007f45f428e800, 0x00007f45f4291000, 0x00007f45f4359000,
        0x00007f45f4381000, 0x00007f45f4440800, 0x00007f45a05dc800, 0x00007f45a05de800,
        0x00007f45a05e0800, 0x00007f45a05e3000, 0x00007f45a05e5000, 0x00007f45a05e7000,
        0x00007f45a05e9800, 0x00007f45a05eb800, 0x00007f45a05ee000, 0x00007f45a05f0000,
        0x00007f45a05f2800, 0x00007f45a05f4800, 0x00007f45a05f6800, 0x00007f45a07ae800,
        0x00007f45a07b1000, 0x00007f45a07b3800, 0x00007f45a07b6000, 0x00007f45a07b8000,
        0x00007f45a07ba800, 0x00007f45a07bd000, 0x00007f45b4001000, 0x00007f45b4003000,
        0x00007f45b4005800
        }
        _java_thread_list_alloc_cnt=36, _java_thread_list_free_cnt=35, _java_thread_list_max=33, _nested_thread_list_max=1
        _tlh_cnt=1914, _tlh_times=11, avg_tlh_time=0.01, _tlh_time_max=6
        _deleted_thread_cnt=1, _deleted_thread_times=0, avg_deleted_thread_time=0.00, _deleted_thread_time_max=0
        _delete_lock_wait_cnt=0, _delete_lock_wait_max=0
        _to_delete_list_cnt=0, _to_delete_list_max=1

        "main" #1 prio=5 os_prio=0 cpu=1064.84ms elapsed=1317.51s tid=0x00007f45f401d800 nid=0x290b in Object.wait() [0x00007f45fc444000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f401d800 [0x290b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000770f89580> (a java.lang.Thread)
        at java.lang.Thread.join(java.base@12-internal/Thread.java:1308)
        - waiting to re-lock in wait() <0x0000000770f89580> (a java.lang.Thread)
        at java.lang.Thread.join(java.base@12-internal/Thread.java:1375)
        at com.sun.javatest.regtest.agent.MainWrapper.main(MainWrapper.java:74)

        "Reference Handler" #2 daemon prio=10 os_prio=0 cpu=2.44ms elapsed=1316.42s tid=0x00007f45f4231800 nid=0x2911 waiting on condition [0x00007f45d2a2a000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4231800 [0x2911] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ref.Reference.waitForReferencePendingList(java.base@12-internal/Native Method)
        at java.lang.ref.Reference.processPendingReferences(java.base@12-internal/Reference.java:241)
        at java.lang.ref.Reference$ReferenceHandler.run(java.base@12-internal/Reference.java:213)

        "Finalizer" #3 daemon prio=8 os_prio=0 cpu=7.87ms elapsed=1316.41s tid=0x00007f45f4237800 nid=0x2912 in Object.wait() [0x00007f45d2929000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4237800 [0x2912] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:176)
        at java.lang.ref.Finalizer$FinalizerThread.run(java.base@12-internal/Finalizer.java:170)

        "Signal Dispatcher" #4 daemon prio=9 os_prio=0 cpu=1.32ms elapsed=1316.31s tid=0x00007f45f4289000 nid=0x2913 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4289000 [0x2913] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "C2 CompilerThread0" #5 daemon prio=9 os_prio=0 cpu=2107.20ms elapsed=1316.30s tid=0x00007f45f428c000 nid=0x2914 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428c000 [0x2914] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "C1 CompilerThread0" #7 daemon prio=9 os_prio=0 cpu=3096.97ms elapsed=1316.29s tid=0x00007f45f428e800 nid=0x2915 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428e800 [0x2915] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "Sweeper thread" #8 daemon prio=9 os_prio=0 cpu=13.07ms elapsed=1316.28s tid=0x00007f45f4291000 nid=0x2916 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4291000 [0x2916] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Service Thread" #9 daemon prio=9 os_prio=0 cpu=6.47ms elapsed=1316.00s tid=0x00007f45f4359000 nid=0x2917 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4359000 [0x2917] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Common-Cleaner" #10 daemon prio=8 os_prio=0 cpu=2.23ms elapsed=1315.93s tid=0x00007f45f4381000 nid=0x2919 runnable [0x00007f45d2222000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4381000 [0x2919] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.ref.PhantomCleanable.remove(java.base@12-internal/PhantomCleanable.java:102)
        at jdk.internal.ref.PhantomCleanable.clean(java.base@12-internal/PhantomCleanable.java:131)
        at jdk.internal.ref.CleanerImpl.run(java.base@12-internal/CleanerImpl.java:150)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)
        at jdk.internal.misc.InnocuousThread.run(java.base@12-internal/InnocuousThread.java:134)

        "MainThread" #12 prio=5 os_prio=0 cpu=3162.82ms elapsed=1315.70s tid=0x00007f45f4440800 nid=0x291a waiting on condition [0x00007f45d1cc7000]
           java.lang.Thread.State: WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4440800 [0x291a] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x00000007711efae0> (a java.util.concurrent.FutureTask)
        at java.util.concurrent.locks.LockSupport.park(java.base@12-internal/LockSupport.java:194)
        at java.util.concurrent.FutureTask.awaitDone(java.base@12-internal/FutureTask.java:447)
        at java.util.concurrent.FutureTask.get(java.base@12-internal/FutureTask.java:190)
        at java.util.concurrent.AbstractExecutorService.invokeAll(java.base@12-internal/AbstractExecutorService.java:247)
        at metaspace.stressDictionary.StressDictionary.run(StressDictionary.java:127)
        at nsk.share.test.Tests$TestRunner.execute(Tests.java:82)
        at nsk.share.test.Tests$TestRunner.run(Tests.java:96)
        at nsk.share.test.Tests.runTest(Tests.java:102)
        at metaspace.stressDictionary.StressDictionary.main(StressDictionary.java:109)
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(java.base@12-internal/Native Method)
        at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(java.base@12-internal/NativeMethodAccessorImpl.java:62)
        at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(java.base@12-internal/DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(java.base@12-internal/Method.java:566)
        at com.sun.javatest.regtest.agent.MainWrapper$MainThread.run(MainWrapper.java:127)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-1" #13 prio=5 os_prio=0 cpu=1480.38ms elapsed=1312.33s tid=0x00007f45a05dc800 nid=0x2936 waiting for monitor entry [0x00007f45d12c6000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05dc800 [0x2936] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-2" #14 prio=5 os_prio=0 cpu=1454.51ms elapsed=1312.33s tid=0x00007f45a05de800 nid=0x2937 waiting for monitor entry [0x00007f45d11c5000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05de800 [0x2937] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-3" #15 prio=5 os_prio=0 cpu=1887.80ms elapsed=1312.33s tid=0x00007f45a05e0800 nid=0x2938 waiting for monitor entry [0x00007f45d10c4000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e0800 [0x2938] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-4" #16 prio=5 os_prio=0 cpu=1779.15ms elapsed=1312.33s tid=0x00007f45a05e3000 nid=0x2939 runnable [0x00007f45d0fc3000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e3000 [0x2939] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.util.concurrent.SynchronousQueue$TransferStack.shouldSpin(java.base@12-internal/SynchronousQueue.java:471)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:455)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-5" #17 prio=5 os_prio=0 cpu=1752.92ms elapsed=1312.33s tid=0x00007f45a05e5000 nid=0x293a runnable [0x00007f45d0ec2000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e5000 [0x293a] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-6" #18 prio=5 os_prio=0 cpu=1796.16ms elapsed=1312.33s tid=0x00007f45a05e7000 nid=0x293b waiting for monitor entry [0x00007f45d0dc1000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e7000 [0x293b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-7" #19 prio=5 os_prio=0 cpu=1481.51ms elapsed=1312.32s tid=0x00007f45a05e9800 nid=0x293c waiting for monitor entry [0x00007f45d0cc0000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e9800 [0x293c] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-8" #20 prio=5 os_prio=0 cpu=1937.67ms elapsed=1312.32s tid=0x00007f45a05eb800 nid=0x293d waiting for monitor entry [0x00007f45d0bbf000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05eb800 [0x293d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-9" #21 prio=5 os_prio=0 cpu=1527.32ms elapsed=1312.32s tid=0x00007f45a05ee000 nid=0x293e waiting for monitor entry [0x00007f45d0abe000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05ee000 [0x293e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-10" #22 prio=5 os_prio=0 cpu=1907.46ms elapsed=1312.32s tid=0x00007f45a05f0000 nid=0x293f waiting for monitor entry [0x00007f45d09bd000]
           java.lang.Thread.State: BLOCKED (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f0000 [0x293f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ClassLoader.defineClass1(java.base@12-internal/Native Method)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:1016)
        at java.lang.ClassLoader.defineClass(java.base@12-internal/ClassLoader.java:877)
        at metaspace.stressDictionary.ClassloaderUnderTest.define(ClassloaderUnderTest.java:35)
        at metaspace.stressDictionary.StressDictionary$FillingDictionaryWorker.call(StressDictionary.java:69)
        at java.util.concurrent.FutureTask.run(java.base@12-internal/FutureTask.java:264)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1128)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-11" #23 prio=5 os_prio=0 cpu=2.16ms elapsed=1312.32s tid=0x00007f45a05f2800 nid=0x2940 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f2800 [0x2940] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-12" #24 prio=5 os_prio=0 cpu=1.78ms elapsed=1312.32s tid=0x00007f45a05f4800 nid=0x2941 waiting on condition [0x00007f45d07ba000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f4800 [0x2941] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.util.concurrent.ConcurrentHashMap.replaceNode(java.base@12-internal/ConcurrentHashMap.java:1122)
        - locked <0x0000000770ed08c0> (a java.util.concurrent.ConcurrentHashMap$Node)
        at java.util.concurrent.ConcurrentHashMap.remove(java.base@12-internal/ConcurrentHashMap.java:1102)
        at java.lang.invoke.MethodType$ConcurrentWeakInternSet.expungeStaleElements(java.base@12-internal/MethodType.java:1344)
        at java.lang.invoke.MethodType$ConcurrentWeakInternSet.get(java.base@12-internal/MethodType.java:1303)
        at java.lang.invoke.MethodType.makeImpl(java.base@12-internal/MethodType.java:299)
        at java.lang.invoke.MethodHandleNatives.findMethodHandleType(java.base@12-internal/MethodHandleNatives.java:376)
        at java.util.concurrent.SynchronousQueue$TransferStack$SNode.tryCancel(java.base@12-internal/SynchronousQueue.java:280)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:449)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-13" #25 prio=5 os_prio=0 cpu=1.82ms elapsed=1312.32s tid=0x00007f45a05f6800 nid=0x2942 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f6800 [0x2942] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-14" #26 prio=5 os_prio=0 cpu=1.33ms elapsed=1312.32s tid=0x00007f45a07ae800 nid=0x2943 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07ae800 [0x2943] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-15" #27 prio=5 os_prio=0 cpu=1.35ms elapsed=1312.32s tid=0x00007f45a07b1000 nid=0x2944 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07b1000 [0x2944] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-16" #28 prio=5 os_prio=0 cpu=1.29ms elapsed=1312.32s tid=0x00007f45a07b3800 nid=0x2945 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07b3800 [0x2945] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-17" #29 prio=5 os_prio=0 cpu=1.24ms elapsed=1312.32s tid=0x00007f45a07b6000 nid=0x2946 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07b6000 [0x2946] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-18" #30 prio=5 os_prio=0 cpu=2.11ms elapsed=1312.32s tid=0x00007f45a07b8000 nid=0x2947 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07b8000 [0x2947] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "pool-1-thread-19" #31 prio=5 os_prio=0 cpu=3.14ms elapsed=1312.32s tid=0x00007f45a07ba800 nid=0x2948 runnable [0x00007f4553ffd000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07ba800 [0x2948] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.util.HashMap.remove(java.base@12-internal/HashMap.java:794)
        at java.util.HashSet.remove(java.base@12-internal/HashSet.java:236)
        at java.util.concurrent.ThreadPoolExecutor.processWorkerExit(java.base@12-internal/ThreadPoolExecutor.java:989)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-20" #32 prio=5 os_prio=0 cpu=2.11ms elapsed=1312.32s tid=0x00007f45a07bd000 nid=0x2949 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a07bd000 [0x2949] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #33 daemon prio=9 os_prio=0 cpu=0.28ms elapsed=0.05s tid=0x00007f45b4001000 nid=0x339d runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4001000 [0x339d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #34 daemon prio=9 os_prio=0 cpu=0.29ms elapsed=0.05s tid=0x00007f45b4003000 nid=0x339e runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4003000 [0x339e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #35 daemon prio=9 os_prio=0 cpu=0.21ms elapsed=0.05s tid=0x00007f45b4005800 nid=0x339f runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4005800 [0x339f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "VM Thread" os_prio=0 cpu=1297349.79ms elapsed=1316.49s tid=0x00007f45f4213000 nid=0x2910 runnable

        "GC Thread#0" os_prio=0 cpu=150.86ms elapsed=1317.51s tid=0x00007f45f4045800 nid=0x290c runnable

        "GC Thread#1" os_prio=0 cpu=55.77ms elapsed=1307.21s tid=0x00007f45c8003000 nid=0x294c runnable

        "GC Thread#2" os_prio=0 cpu=43.10ms elapsed=1307.21s tid=0x00007f45c8005000 nid=0x294d runnable

        "GC Thread#3" os_prio=0 cpu=54.89ms elapsed=1307.21s tid=0x00007f45c8006800 nid=0x294e runnable

        "GC Thread#4" os_prio=0 cpu=55.50ms elapsed=1307.21s tid=0x00007f45c8008800 nid=0x294f runnable

        "GC Thread#5" os_prio=0 cpu=52.90ms elapsed=1307.21s tid=0x00007f45c800a800 nid=0x2950 runnable

        "CMS Main Thread" os_prio=0 cpu=2116.06ms elapsed=1316.69s tid=0x00007f45f40b1000 nid=0x290f runnable

        "CMS Thread#0" os_prio=0 cpu=0.42ms elapsed=1316.72s tid=0x00007f45f40ad800 nid=0x290e runnable

        "CMS Thread#1" os_prio=0 cpu=0.36ms elapsed=1310.20s tid=0x00007f45c4001000 nid=0x294a runnable

        "VM Periodic Task Thread" os_prio=0 cpu=1624.06ms elapsed=1315.98s tid=0x00007f45f436b000 nid=0x2918 waiting on condition

        JNI global refs: 8, weak refs: 0

        Heap
         par new generation total 145024K, used 15196K [0x0000000769000000, 0x0000000772d50000, 0x0000000788330000)
          eden space 128960K, 7% used [0x0000000769000000, 0x000000076991e500, 0x0000000770df0000)
          from space 16064K, 36% used [0x0000000770df0000, 0x00000007713a8b50, 0x0000000771da0000)
          to space 16064K, 0% used [0x0000000771da0000, 0x0000000771da0000, 0x0000000772d50000)
         concurrent mark-sweep generation total 322240K, used 0K [0x0000000788330000, 0x000000079bde0000, 0x0000000800000000)
         Metaspace used 100850K, capacity 101464K, committed 103556K, reserved 1124352K
          class space used 28097K, capacity 28358K, committed 28468K, reserved 1048576K

        2018-09-27 01:01:57
        Full thread dump Java HotSpot(TM) 64-Bit Server VM (12-internal+0-jdk12-jdk.520 mixed mode):

        Threads class SMR info:
        _java_thread_list=0x00007f4564000c60, length=23, elements={
        0x00007f45f401d800, 0x00007f45f4231800, 0x00007f45f4237800, 0x00007f45f4289000,
        0x00007f45f428c000, 0x00007f45f428e800, 0x00007f45f4291000, 0x00007f45f4359000,
        0x00007f45f4381000, 0x00007f45f4440800, 0x00007f45a05dc800, 0x00007f45a05de800,
        0x00007f45a05e0800, 0x00007f45a05e3000, 0x00007f45a05e5000, 0x00007f45a05e7000,
        0x00007f45a05e9800, 0x00007f45a05eb800, 0x00007f45a05ee000, 0x00007f45a05f0000,
        0x00007f45b4001000, 0x00007f45b4003000, 0x00007f45b4005800
        }
        _to_delete_list=0x00007f4548000f30, length=24, elements={
        0x00007f45f401d800, 0x00007f45f4231800, 0x00007f45f4237800, 0x00007f45f4289000,
        0x00007f45f428c000, 0x00007f45f428e800, 0x00007f45f4291000, 0x00007f45f4359000,
        0x00007f45f4381000, 0x00007f45f4440800, 0x00007f45a05dc800, 0x00007f45a05de800,
        0x00007f45a05e0800, 0x00007f45a05e3000, 0x00007f45a05e5000, 0x00007f45a05e7000,
        0x00007f45a05e9800, 0x00007f45a05eb800, 0x00007f45a05ee000, 0x00007f45a05f0000,
        0x00007f45a05f4800, 0x00007f45b4001000, 0x00007f45b4003000, 0x00007f45b4005800
        }
        _java_thread_list_alloc_cnt=46, _java_thread_list_free_cnt=44, _java_thread_list_max=33, _nested_thread_list_max=1
        _tlh_cnt=1969, _tlh_times=11, avg_tlh_time=0.01, _tlh_time_max=6
        _deleted_thread_cnt=9, _deleted_thread_times=0, avg_deleted_thread_time=0.00, _deleted_thread_time_max=0
        _delete_lock_wait_cnt=0, _delete_lock_wait_max=1
        _to_delete_list_cnt=1, _to_delete_list_max=1

        "main" #1 prio=5 os_prio=0 cpu=1064.84ms elapsed=1317.68s tid=0x00007f45f401d800 nid=0x290b in Object.wait() [0x00007f45fc444000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f401d800 [0x290b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000770f89580> (a java.lang.Thread)
        at java.lang.Thread.join(java.base@12-internal/Thread.java:1308)
        - waiting to re-lock in wait() <0x0000000770f89580> (a java.lang.Thread)
        at java.lang.Thread.join(java.base@12-internal/Thread.java:1375)
        at com.sun.javatest.regtest.agent.MainWrapper.main(MainWrapper.java:74)

        "Reference Handler" #2 daemon prio=10 os_prio=0 cpu=2.44ms elapsed=1316.59s tid=0x00007f45f4231800 nid=0x2911 waiting on condition [0x00007f45d2a2a000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4231800 [0x2911] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ref.Reference.waitForReferencePendingList(java.base@12-internal/Native Method)
        at java.lang.ref.Reference.processPendingReferences(java.base@12-internal/Reference.java:241)
        at java.lang.ref.Reference$ReferenceHandler.run(java.base@12-internal/Reference.java:213)

        "Finalizer" #3 daemon prio=8 os_prio=0 cpu=7.87ms elapsed=1316.58s tid=0x00007f45f4237800 nid=0x2912 in Object.wait() [0x00007f45d2929000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4237800 [0x2912] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:176)
        at java.lang.ref.Finalizer$FinalizerThread.run(java.base@12-internal/Finalizer.java:170)

        "Signal Dispatcher" #4 daemon prio=9 os_prio=0 cpu=1.53ms elapsed=1316.48s tid=0x00007f45f4289000 nid=0x2913 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4289000 [0x2913] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "C2 CompilerThread0" #5 daemon prio=9 os_prio=0 cpu=2107.23ms elapsed=1316.47s tid=0x00007f45f428c000 nid=0x2914 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428c000 [0x2914] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "C1 CompilerThread0" #7 daemon prio=9 os_prio=0 cpu=3098.21ms elapsed=1316.46s tid=0x00007f45f428e800 nid=0x2915 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428e800 [0x2915] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           Compiling: 1467 3 java.util.concurrent.SynchronousQueue$TransferStack::shouldSpin (30 bytes)

        "Sweeper thre

        ...
        Output overflow:
        JT Harness has limited the test output to the text to that
        at the beginning and the end, so that you can see how the
        test began, and how it completed.

        If you need to see more of the output from the test,
        set the system property javatest.maxOutputSize to a higher
        value. The current value is 100000
        ...

         to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-7" #19 prio=5 os_prio=0 cpu=1488.88ms elapsed=1312.85s tid=0x00007f45a05e9800 nid=0x293c waiting on condition [0x00007f45d0cc0000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e9800 [0x293c] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-8" #20 prio=5 os_prio=0 cpu=2012.20ms elapsed=1312.85s tid=0x00007f45a05eb800 nid=0x293d waiting on condition [0x00007f45d0bbf000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05eb800 [0x293d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-9" #21 prio=5 os_prio=0 cpu=1598.22ms elapsed=1312.85s tid=0x00007f45a05ee000 nid=0x293e waiting on condition [0x00007f45d0abe000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05ee000 [0x293e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-10" #22 prio=5 os_prio=0 cpu=1950.87ms elapsed=1312.85s tid=0x00007f45a05f0000 nid=0x293f waiting on condition [0x00007f45d09bd000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f0000 [0x293f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "Attach Listener" #33 daemon prio=9 os_prio=0 cpu=0.28ms elapsed=0.58s tid=0x00007f45b4001000 nid=0x339d runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4001000 [0x339d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #34 daemon prio=9 os_prio=0 cpu=0.29ms elapsed=0.58s tid=0x00007f45b4003000 nid=0x339e runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4003000 [0x339e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #35 daemon prio=9 os_prio=0 cpu=13.70ms elapsed=0.58s tid=0x00007f45b4005800 nid=0x339f runnable [0x00007f452fbfc000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4005800 [0x339f] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.util.Date.toString(java.base@12-internal/Date.java:1042)
        at java.util.Properties.store0(java.base@12-internal/Properties.java:908)
        at java.util.Properties.store(java.base@12-internal/Properties.java:897)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:70)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:75)

        "VM Thread" os_prio=0 cpu=1297455.87ms elapsed=1317.01s tid=0x00007f45f4213000 nid=0x2910 runnable

        "GC Thread#0" os_prio=0 cpu=150.86ms elapsed=1318.04s tid=0x00007f45f4045800 nid=0x290c runnable

        "GC Thread#1" os_prio=0 cpu=55.77ms elapsed=1307.74s tid=0x00007f45c8003000 nid=0x294c runnable

        "GC Thread#2" os_prio=0 cpu=43.10ms elapsed=1307.74s tid=0x00007f45c8005000 nid=0x294d runnable

        "GC Thread#3" os_prio=0 cpu=54.89ms elapsed=1307.74s tid=0x00007f45c8006800 nid=0x294e runnable

        "GC Thread#4" os_prio=0 cpu=55.50ms elapsed=1307.74s tid=0x00007f45c8008800 nid=0x294f runnable

        "GC Thread#5" os_prio=0 cpu=52.90ms elapsed=1307.74s tid=0x00007f45c800a800 nid=0x2950 runnable

        "CMS Main Thread" os_prio=0 cpu=2117.43ms elapsed=1317.22s tid=0x00007f45f40b1000 nid=0x290f runnable

        "CMS Thread#0" os_prio=0 cpu=0.42ms elapsed=1317.24s tid=0x00007f45f40ad800 nid=0x290e runnable

        "CMS Thread#1" os_prio=0 cpu=0.36ms elapsed=1310.73s tid=0x00007f45c4001000 nid=0x294a runnable

        "VM Periodic Task Thread" os_prio=0 cpu=1624.46ms elapsed=1316.50s tid=0x00007f45f436b000 nid=0x2918 waiting on condition

        JNI global refs: 8, weak refs: 0

        Heap
         par new generation total 145024K, used 24935K [0x0000000769000000, 0x0000000772d50000, 0x0000000788330000)
          eden space 128960K, 14% used [0x0000000769000000, 0x000000076a2a11a0, 0x0000000770df0000)
          from space 16064K, 36% used [0x0000000770df0000, 0x00000007713a8b50, 0x0000000771da0000)
          to space 16064K, 0% used [0x0000000771da0000, 0x0000000771da0000, 0x0000000772d50000)
         concurrent mark-sweep generation total 322240K, used 0K [0x0000000788330000, 0x000000079bde0000, 0x0000000800000000)
         Metaspace used 100939K, capacity 101528K, committed 103812K, reserved 1124352K
          class space used 28109K, capacity 28358K, committed 28468K, reserved 1048576K

        2018-09-27 01:01:57
        Full thread dump Java HotSpot(TM) 64-Bit Server VM (12-internal+0-jdk12-jdk.520 mixed mode):

        Threads class SMR info:
        _java_thread_list=0x00007f45a07ac1c0, length=22, elements={
        0x00007f45f401d800, 0x00007f45f4231800, 0x00007f45f4237800, 0x00007f45f4289000,
        0x00007f45f428c000, 0x00007f45f428e800, 0x00007f45f4291000, 0x00007f45f4359000,
        0x00007f45f4381000, 0x00007f45a05dc800, 0x00007f45a05de800, 0x00007f45a05e0800,
        0x00007f45a05e3000, 0x00007f45a05e5000, 0x00007f45a05e7000, 0x00007f45a05e9800,
        0x00007f45a05eb800, 0x00007f45a05ee000, 0x00007f45a05f0000, 0x00007f45b4001000,
        0x00007f45b4003000, 0x00007f45b4005800
        }
        _java_thread_list_alloc_cnt=47, _java_thread_list_free_cnt=46, _java_thread_list_max=33, _nested_thread_list_max=1
        _tlh_cnt=2546, _tlh_times=11, avg_tlh_time=0.00, _tlh_time_max=6
        _deleted_thread_cnt=12, _deleted_thread_times=206, avg_deleted_thread_time=17.17, _deleted_thread_time_max=123
        _delete_lock_wait_cnt=0, _delete_lock_wait_max=1
        _to_delete_list_cnt=0, _to_delete_list_max=2

        "main" #1 prio=5 os_prio=0 cpu=1073.22ms elapsed=1318.04s tid=0x00007f45f401d800 nid=0x290b runnable [0x00007f45fc444000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f401d800 [0x290b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Shutdown.halt0(java.base@12-internal/Native Method)
        at java.lang.Shutdown.halt(java.base@12-internal/Shutdown.java:152)
        - locked <0x000000076a1329f8> (a java.lang.Shutdown$Lock)
        at java.lang.Shutdown.exit(java.base@12-internal/Shutdown.java:175)
        - locked <0x000000076a132878> (a java.lang.Class for java.lang.Shutdown)
        at java.lang.Runtime.exit(java.base@12-internal/Runtime.java:115)
        at java.lang.System.exit(java.base@12-internal/System.java:1746)
        at com.sun.javatest.regtest.agent.AStatus.exit(AStatus.java:199)
        at com.sun.javatest.regtest.agent.MainWrapper.main(MainWrapper.java:84)

        "Reference Handler" #2 daemon prio=10 os_prio=0 cpu=2.44ms elapsed=1316.95s tid=0x00007f45f4231800 nid=0x2911 waiting on condition [0x00007f45d2a2a000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4231800 [0x2911] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ref.Reference.waitForReferencePendingList(java.base@12-internal/Native Method)
        at java.lang.ref.Reference.processPendingReferences(java.base@12-internal/Reference.java:241)
        at java.lang.ref.Reference$ReferenceHandler.run(java.base@12-internal/Reference.java:213)

        "Finalizer" #3 daemon prio=8 os_prio=0 cpu=7.87ms elapsed=1316.94s tid=0x00007f45f4237800 nid=0x2912 in Object.wait() [0x00007f45d2929000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4237800 [0x2912] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:176)
        at java.lang.ref.Finalizer$FinalizerThread.run(java.base@12-internal/Finalizer.java:170)

        "Signal Dispatcher" #4 daemon prio=9 os_prio=0 cpu=5.45ms elapsed=1316.85s tid=0x00007f45f4289000 nid=0x2913 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4289000 [0x2913] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "C2 CompilerThread0" #5 daemon prio=9 os_prio=0 cpu=2107.28ms elapsed=1316.84s tid=0x00007f45f428c000 nid=0x2914 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428c000 [0x2914] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "C1 CompilerThread0" #7 daemon prio=9 os_prio=0 cpu=3103.06ms elapsed=1316.83s tid=0x00007f45f428e800 nid=0x2915 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428e800 [0x2915] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "Sweeper thread" #8 daemon prio=9 os_prio=0 cpu=13.07ms elapsed=1316.82s tid=0x00007f45f4291000 nid=0x2916 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4291000 [0x2916] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Service Thread" #9 daemon prio=9 os_prio=0 cpu=6.47ms elapsed=1316.54s tid=0x00007f45f4359000 nid=0x2917 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4359000 [0x2917] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Common-Cleaner" #10 daemon prio=8 os_prio=0 cpu=2.28ms elapsed=1316.46s tid=0x00007f45f4381000 nid=0x2919 in Object.wait() [0x00007f45d2222000]
           java.lang.Thread.State: TIMED_WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4381000 [0x2919] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771056650> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771056650> (a java.lang.ref.ReferenceQueue$Lock)
        at jdk.internal.ref.CleanerImpl.run(java.base@12-internal/CleanerImpl.java:148)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)
        at jdk.internal.misc.InnocuousThread.run(java.base@12-internal/InnocuousThread.java:134)

        "pool-1-thread-1" #13 prio=5 os_prio=0 cpu=1551.25ms elapsed=1312.86s tid=0x00007f45a05dc800 nid=0x2936 waiting on condition [0x00007f45d12c6000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05dc800 [0x2936] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-2" #14 prio=5 os_prio=0 cpu=1498.87ms elapsed=1312.86s tid=0x00007f45a05de800 nid=0x2937 waiting on condition [0x00007f45d11c5000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05de800 [0x2937] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-3" #15 prio=5 os_prio=0 cpu=1888.57ms elapsed=1312.86s tid=0x00007f45a05e0800 nid=0x2938 waiting on condition [0x00007f45d10c4000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e0800 [0x2938] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-4" #16 prio=5 os_prio=0 cpu=1779.33ms elapsed=1312.86s tid=0x00007f45a05e3000 nid=0x2939 waiting on condition [0x00007f45d0fc3000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e3000 [0x2939] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-5" #17 prio=5 os_prio=0 cpu=1798.51ms elapsed=1312.86s tid=0x00007f45a05e5000 nid=0x293a waiting on condition [0x00007f45d0ec2000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e5000 [0x293a] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-6" #18 prio=5 os_prio=0 cpu=1838.23ms elapsed=1312.86s tid=0x00007f45a05e7000 nid=0x293b waiting on condition [0x00007f45d0dc1000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e7000 [0x293b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-7" #19 prio=5 os_prio=0 cpu=1488.88ms elapsed=1312.86s tid=0x00007f45a05e9800 nid=0x293c waiting on condition [0x00007f45d0cc0000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e9800 [0x293c] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-8" #20 prio=5 os_prio=0 cpu=2012.20ms elapsed=1312.86s tid=0x00007f45a05eb800 nid=0x293d waiting on condition [0x00007f45d0bbf000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05eb800 [0x293d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-9" #21 prio=5 os_prio=0 cpu=1598.22ms elapsed=1312.86s tid=0x00007f45a05ee000 nid=0x293e waiting on condition [0x00007f45d0abe000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05ee000 [0x293e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-10" #22 prio=5 os_prio=0 cpu=1950.87ms elapsed=1312.86s tid=0x00007f45a05f0000 nid=0x293f waiting on condition [0x00007f45d09bd000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f0000 [0x293f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "Attach Listener" #33 daemon prio=9 os_prio=0 cpu=0.28ms elapsed=0.59s tid=0x00007f45b4001000 nid=0x339d runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4001000 [0x339d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #34 daemon prio=9 os_prio=0 cpu=0.29ms elapsed=0.58s tid=0x00007f45b4003000 nid=0x339e runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4003000 [0x339e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #35 daemon prio=9 os_prio=0 cpu=16.55ms elapsed=0.58s tid=0x00007f45b4005800 nid=0x339f runnable [0x00007f452fbfc000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4005800 [0x339f] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayNamesImpl(java.base@12-internal/TimeZoneNameUtility.java:177)
        at sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayName(java.base@12-internal/TimeZoneNameUtility.java:150)
        at java.util.TimeZone.getDisplayName(java.base@12-internal/TimeZone.java:401)
        at java.util.Date.toString(java.base@12-internal/Date.java:1046)
        at java.util.Properties.store0(java.base@12-internal/Properties.java:908)
        at java.util.Properties.store(java.base@12-internal/Properties.java:897)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:70)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:75)

        "VM Thread" os_prio=0 cpu=1297459.65ms elapsed=1317.02s tid=0x00007f45f4213000 nid=0x2910 runnable

        "GC Thread#0" os_prio=0 cpu=150.86ms elapsed=1318.04s tid=0x00007f45f4045800 nid=0x290c runnable

        "GC Thread#1" os_prio=0 cpu=55.77ms elapsed=1307.74s tid=0x00007f45c8003000 nid=0x294c runnable

        "GC Thread#2" os_prio=0 cpu=43.10ms elapsed=1307.74s tid=0x00007f45c8005000 nid=0x294d runnable

        "GC Thread#3" os_prio=0 cpu=54.89ms elapsed=1307.74s tid=0x00007f45c8006800 nid=0x294e runnable

        "GC Thread#4" os_prio=0 cpu=55.50ms elapsed=1307.74s tid=0x00007f45c8008800 nid=0x294f runnable

        "GC Thread#5" os_prio=0 cpu=52.90ms elapsed=1307.74s tid=0x00007f45c800a800 nid=0x2950 runnable

        "CMS Main Thread" os_prio=0 cpu=2117.47ms elapsed=1317.23s tid=0x00007f45f40b1000 nid=0x290f runnable

        "CMS Thread#0" os_prio=0 cpu=0.42ms elapsed=1317.25s tid=0x00007f45f40ad800 nid=0x290e runnable

        "CMS Thread#1" os_prio=0 cpu=0.36ms elapsed=1310.74s tid=0x00007f45c4001000 nid=0x294a runnable

        "VM Periodic Task Thread" os_prio=0 cpu=1624.46ms elapsed=1316.51s tid=0x00007f45f436b000 nid=0x2918 waiting on condition

        JNI global refs: 8, weak refs: 0

        Heap
         par new generation total 145024K, used 24935K [0x0000000769000000, 0x0000000772d50000, 0x0000000788330000)
          eden space 128960K, 14% used [0x0000000769000000, 0x000000076a2a11a0, 0x0000000770df0000)
          from space 16064K, 36% used [0x0000000770df0000, 0x00000007713a8b50, 0x0000000771da0000)
          to space 16064K, 0% used [0x0000000771da0000, 0x0000000771da0000, 0x0000000772d50000)
         concurrent mark-sweep generation total 322240K, used 0K [0x0000000788330000, 0x000000079bde0000, 0x0000000800000000)
         Metaspace used 100954K, capacity 101528K, committed 103812K, reserved 1124352K
          class space used 28110K, capacity 28358K, committed 28468K, reserved 1048576K

        2018-09-27 01:01:57
        Full thread dump Java HotSpot(TM) 64-Bit Server VM (12-internal+0-jdk12-jdk.520 mixed mode):

        Threads class SMR info:
        _java_thread_list=0x00007f45a07ac1c0, length=22, elements={
        0x00007f45f401d800, 0x00007f45f4231800, 0x00007f45f4237800, 0x00007f45f4289000,
        0x00007f45f428c000, 0x00007f45f428e800, 0x00007f45f4291000, 0x00007f45f4359000,
        0x00007f45f4381000, 0x00007f45a05dc800, 0x00007f45a05de800, 0x00007f45a05e0800,
        0x00007f45a05e3000, 0x00007f45a05e5000, 0x00007f45a05e7000, 0x00007f45a05e9800,
        0x00007f45a05eb800, 0x00007f45a05ee000, 0x00007f45a05f0000, 0x00007f45b4001000,
        0x00007f45b4003000, 0x00007f45b4005800
        }
        _java_thread_list_alloc_cnt=47, _java_thread_list_free_cnt=46, _java_thread_list_max=33, _nested_thread_list_max=1
        _tlh_cnt=2561, _tlh_times=11, avg_tlh_time=0.00, _tlh_time_max=6
        _deleted_thread_cnt=12, _deleted_thread_times=206, avg_deleted_thread_time=17.17, _deleted_thread_time_max=123
        _delete_lock_wait_cnt=0, _delete_lock_wait_max=1
        _to_delete_list_cnt=0, _to_delete_list_max=2

        "main" #1 prio=5 os_prio=0 cpu=1077.75ms elapsed=1318.05s tid=0x00007f45f401d800 nid=0x290b runnable [0x00007f45fc444000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f401d800 [0x290b] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Shutdown.halt0(java.base@12-internal/Native Method)
        at java.lang.Shutdown.halt(java.base@12-internal/Shutdown.java:152)
        - locked <0x000000076a1329f8> (a java.lang.Shutdown$Lock)
        at java.lang.Shutdown.exit(java.base@12-internal/Shutdown.java:175)
        - locked <0x000000076a132878> (a java.lang.Class for java.lang.Shutdown)
        at java.lang.Runtime.exit(java.base@12-internal/Runtime.java:115)
        at java.lang.System.exit(java.base@12-internal/System.java:1746)
        at com.sun.javatest.regtest.agent.AStatus.exit(AStatus.java:199)
        at com.sun.javatest.regtest.agent.MainWrapper.main(MainWrapper.java:84)

        "Reference Handler" #2 daemon prio=10 os_prio=0 cpu=2.44ms elapsed=1316.96s tid=0x00007f45f4231800 nid=0x2911 waiting on condition [0x00007f45d2a2a000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4231800 [0x2911] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.ref.Reference.waitForReferencePendingList(java.base@12-internal/Native Method)
        at java.lang.ref.Reference.processPendingReferences(java.base@12-internal/Reference.java:241)
        at java.lang.ref.Reference$ReferenceHandler.run(java.base@12-internal/Reference.java:213)

        "Finalizer" #3 daemon prio=8 os_prio=0 cpu=7.87ms elapsed=1316.95s tid=0x00007f45f4237800 nid=0x2912 in Object.wait() [0x00007f45d2929000]
           java.lang.Thread.State: WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4237800 [0x2912] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771122c80> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:176)
        at java.lang.ref.Finalizer$FinalizerThread.run(java.base@12-internal/Finalizer.java:170)

        "Signal Dispatcher" #4 daemon prio=9 os_prio=0 cpu=5.58ms elapsed=1316.86s tid=0x00007f45f4289000 nid=0x2913 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4289000 [0x2913] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "C2 CompilerThread0" #5 daemon prio=9 os_prio=0 cpu=2107.28ms elapsed=1316.85s tid=0x00007f45f428c000 nid=0x2914 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428c000 [0x2914] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "C1 CompilerThread0" #7 daemon prio=9 os_prio=0 cpu=3103.06ms elapsed=1316.83s tid=0x00007f45f428e800 nid=0x2915 waiting on condition [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f428e800 [0x2915] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
           No compile task

        "Sweeper thread" #8 daemon prio=9 os_prio=0 cpu=13.07ms elapsed=1316.82s tid=0x00007f45f4291000 nid=0x2916 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4291000 [0x2916] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Service Thread" #9 daemon prio=9 os_prio=0 cpu=6.47ms elapsed=1316.55s tid=0x00007f45f4359000 nid=0x2917 runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4359000 [0x2917] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Common-Cleaner" #10 daemon prio=8 os_prio=0 cpu=2.28ms elapsed=1316.47s tid=0x00007f45f4381000 nid=0x2919 in Object.wait() [0x00007f45d2222000]
           java.lang.Thread.State: TIMED_WAITING (on object monitor)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45f4381000 [0x2919] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at java.lang.Object.wait(java.base@12-internal/Native Method)
        - waiting on <0x0000000771056650> (a java.lang.ref.ReferenceQueue$Lock)
        at java.lang.ref.ReferenceQueue.remove(java.base@12-internal/ReferenceQueue.java:155)
        - waiting to re-lock in wait() <0x0000000771056650> (a java.lang.ref.ReferenceQueue$Lock)
        at jdk.internal.ref.CleanerImpl.run(java.base@12-internal/CleanerImpl.java:148)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)
        at jdk.internal.misc.InnocuousThread.run(java.base@12-internal/InnocuousThread.java:134)

        "pool-1-thread-1" #13 prio=5 os_prio=0 cpu=1551.25ms elapsed=1312.87s tid=0x00007f45a05dc800 nid=0x2936 waiting on condition [0x00007f45d12c6000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05dc800 [0x2936] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-2" #14 prio=5 os_prio=0 cpu=1498.87ms elapsed=1312.87s tid=0x00007f45a05de800 nid=0x2937 waiting on condition [0x00007f45d11c5000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05de800 [0x2937] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-3" #15 prio=5 os_prio=0 cpu=1888.57ms elapsed=1312.87s tid=0x00007f45a05e0800 nid=0x2938 waiting on condition [0x00007f45d10c4000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e0800 [0x2938] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-4" #16 prio=5 os_prio=0 cpu=1779.33ms elapsed=1312.87s tid=0x00007f45a05e3000 nid=0x2939 waiting on condition [0x00007f45d0fc3000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e3000 [0x2939] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-5" #17 prio=5 os_prio=0 cpu=1798.51ms elapsed=1312.87s tid=0x00007f45a05e5000 nid=0x293a waiting on condition [0x00007f45d0ec2000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e5000 [0x293a] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-6" #18 prio=5 os_prio=0 cpu=1838.23ms elapsed=1312.87s tid=0x00007f45a05e7000 nid=0x293b waiting on condition [0x00007f45d0dc1000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e7000 [0x293b] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-7" #19 prio=5 os_prio=0 cpu=1488.88ms elapsed=1312.87s tid=0x00007f45a05e9800 nid=0x293c waiting on condition [0x00007f45d0cc0000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05e9800 [0x293c] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-8" #20 prio=5 os_prio=0 cpu=2012.20ms elapsed=1312.87s tid=0x00007f45a05eb800 nid=0x293d waiting on condition [0x00007f45d0bbf000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05eb800 [0x293d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-9" #21 prio=5 os_prio=0 cpu=1598.22ms elapsed=1312.87s tid=0x00007f45a05ee000 nid=0x293e waiting on condition [0x00007f45d0abe000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05ee000 [0x293e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "pool-1-thread-10" #22 prio=5 os_prio=0 cpu=1950.87ms elapsed=1312.87s tid=0x00007f45a05f0000 nid=0x293f waiting on condition [0x00007f45d09bd000]
           java.lang.Thread.State: TIMED_WAITING (parking)
           JavaThread state: _thread_blocked
        Thread: 0x00007f45a05f0000 [0x293f] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at jdk.internal.misc.Unsafe.park(java.base@12-internal/Native Method)
        - parking to wait for <0x0000000771123610> (a java.util.concurrent.SynchronousQueue$TransferStack)
        at java.util.concurrent.locks.LockSupport.parkNanos(java.base@12-internal/LockSupport.java:234)
        at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(java.base@12-internal/SynchronousQueue.java:462)
        at java.util.concurrent.SynchronousQueue$TransferStack.transfer(java.base@12-internal/SynchronousQueue.java:361)
        at java.util.concurrent.SynchronousQueue.poll(java.base@12-internal/SynchronousQueue.java:937)
        at java.util.concurrent.ThreadPoolExecutor.getTask(java.base@12-internal/ThreadPoolExecutor.java:1053)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(java.base@12-internal/ThreadPoolExecutor.java:1114)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(java.base@12-internal/ThreadPoolExecutor.java:628)
        at java.lang.Thread.run(java.base@12-internal/Thread.java:835)

        "Attach Listener" #33 daemon prio=9 os_prio=0 cpu=0.28ms elapsed=0.59s tid=0x00007f45b4001000 nid=0x339d runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4001000 [0x339d] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #34 daemon prio=9 os_prio=0 cpu=0.29ms elapsed=0.59s tid=0x00007f45b4003000 nid=0x339e runnable [0x0000000000000000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4003000 [0x339e] State: _at_safepoint _has_called_back 0 _at_poll_safepoint 0
           JavaThread state: _thread_blocked

        "Attach Listener" #35 daemon prio=9 os_prio=0 cpu=18.70ms elapsed=0.59s tid=0x00007f45b4005800 nid=0x339f runnable [0x00007f452fbfb000]
           java.lang.Thread.State: RUNNABLE
           JavaThread state: _thread_blocked
        Thread: 0x00007f45b4005800 [0x339f] State: _call_back _has_called_back 1 _at_poll_safepoint 0
           JavaThread state: _thread_blocked
        at sun.util.locale.provider.LocaleServiceProviderPool.<clinit>(java.base@12-internal/LocaleServiceProviderPool.java:84)
        at sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayNamesImpl(java.base@12-internal/TimeZoneNameUtility.java:178)
        at sun.util.locale.provider.TimeZoneNameUtility.retrieveDisplayName(java.base@12-internal/TimeZoneNameUtility.java:150)
        at java.util.TimeZone.getDisplayName(java.base@12-internal/TimeZone.java:401)
        at java.util.Date.toString(java.base@12-internal/Date.java:1046)
        at java.util.Properties.store0(java.base@12-internal/Properties.java:908)
        at java.util.Properties.store(java.base@12-internal/Properties.java:897)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:70)
        at jdk.internal.vm.VMSupport.serializePropertiesToByteArray(java.base@12-internal/VMSupport.java:75)

        "VM Thread" os_prio=0 cpu=1297463.48ms elapsed=1317.03s tid=0x00007f45f4213000 nid=0x2910 runnable

        "GC Thread#0" os_prio=0 cpu=150.86ms elapsed=1318.05s tid=0x00007f45f4045800 nid=0x290c runnable

        "GC Thread#1" os_prio=0 cpu=55.77ms elapsed=1307.75s tid=0x00007f45c8003000 nid=0x294c runnable

        "GC Thread#2" os_prio=0 cpu=43.10ms elapsed=1307.75s tid=0x00007f45c8005000 nid=0x294d runnable

        "GC Thread#3" os_prio=0 cpu=54.89ms elapsed=1307.75s tid=0x00007f45c8006800 nid=0x294e runnable

        "GC Thread#4" os_prio=0 cpu=55.50ms elapsed=1307.75s tid=0x00007f45c8008800 nid=0x294f runnable

        "GC Thread#5" os_prio=0 cpu=52.90ms elapsed=1307.75s tid=0x00007f45c800a800 nid=0x2950 runnable

        "CMS Thread#0" os_prio=0 cpu=0.42ms elapsed=1317.26s tid=0x00007f45f40ad800 nid=0x290e runnable

        "CMS Thread#1" os_prio=0 cpu=0.36ms elapsed=1310.75s tid=0x00007f45c4001000 nid=0x294a runnable

          Attachments

            Issue Links

              Activity

                People

                • Assignee:
                  tschatzl Thomas Schatzl
                  Reporter:
                  xyin Chris Yin
                • Votes:
                  0 Vote for this issue
                  Watchers:
                  12 Start watching this issue

                  Dates

                  • Created:
                    Updated:
                    Resolved: