spring-cloud Lock bug， @RefreshScope class

[Johnson-Jia]

升级 spring cloud 2023.0.3 之后 运行一段时间出现大量锁等待线程. After upgrading to Spring Cloud 2023.0.3, a large number of lock waiting threads appeared after running for a period of time.

  "java.lang.Thread.State: WAITING (parking)
	at jdk.internal.misc.Unsafe.park([email protected]/Native Method)
	- parking to wait for  <0x00000005c3727250> (a java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync)
	at java.util.concurrent.locks.LockSupport.park([email protected]/LockSupport.java:221)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire([email protected]/AbstractQueuedSynchronizer.java:754)
	at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared([email protected]/AbstractQueuedSynchronizer.java:1079)
	at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock([email protected]/ReentrantReadWriteLock.java:738)
	at org.springframework.cloud.context.scope.GenericScope$LockedScopedProxyFactoryBean.invoke(GenericScope.java:478)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:768)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:720)
"

[spencergibb]

If you'd like us to spend some time investigating, please take the time to provide a complete, minimal, verifiable sample (something that we can unzip attached to this issue or git clone, build, and deploy) that reproduces the problem.