Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.201 sec
------------- Standard Output ---------------
class java.lang.Thread [pool-1-thread-5] EXITING
class java.lang.Thread [pool-1-thread-4] EXITING
class java.lang.Thread [pool-1-thread-1] EXITING
class java.lang.Thread [pool-1-thread-2] EXITING
class java.lang.Thread [pool-1-thread-3] EXITING
------------- ---------------- ---------------
------------- Standard Error -----------------
15-Jan-2024 10:15:12.501 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
15-Jan-2024 10:15:13.633 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
15-Jan-2024 10:15:13.774 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
15-Jan-2024 10:15:13.782 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.19-dev]
15-Jan-2024 10:15:13.974 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33515"]
15-Jan-2024 10:15:14.118 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-1] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@17.0.7/java.lang.Thread.sleep(Native Method)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:120)
 java.base@17.0.7/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
 java.base@17.0.7/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
 java.base@17.0.7/java.lang.Thread.run(Thread.java:833)
15-Jan-2024 10:15:14.121 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@17.0.7/java.lang.StringConcatHelper.newArrayWithSuffix(StringConcatHelper.java:475)
 java.base@17.0.7/java.lang.invoke.DirectMethodHandle$Holder.invokeStatic(DirectMethodHandle$Holder)
 java.base@17.0.7/java.lang.invoke.LambdaForm$MH/0x00000008010c1800.invoke(LambdaForm$MH)
 java.base@17.0.7/java.lang.invoke.LambdaForm$MH/0x00000008010c2c00.invoke(LambdaForm$MH)
 java.base@17.0.7/java.lang.invoke.Invokers$Holder.linkToTargetMethod(Invokers$Holder)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:125)
 java.base@17.0.7/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)
 java.base@17.0.7/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)
 java.base@17.0.7/java.lang.Thread.run(Thread.java:833)
15-Jan-2024 10:15:14.128 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33515"]
15-Jan-2024 10:15:14.131 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
15-Jan-2024 10:15:14.132 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33515"]
15-Jan-2024 10:15:14.134 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33515"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.12 sec