我的应用程序响应很慢。为了进行调查，我使用jvisualvm进行了一个线程转储，它显示了许多线程在相同的条件下等待，但是它们都不导致我编写的代码，即Java类都不属于我，它们都属于JDK。我是否应该使用其他工具进行线程转储。 Thread Dump
Line 85: - parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 103:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 121:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 139:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 157:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 175:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 778:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 796:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
Line 814:- parking to wait for <0x000000070208c8d8> (a java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)