Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.534 sec ------------- Standard Output --------------- class java.lang.Thread [pool-1-thread-3] EXITING class java.lang.Thread [pool-1-thread-4] EXITING class java.lang.Thread [pool-1-thread-2] EXITING class java.lang.Thread [pool-1-thread-1] EXITING class java.lang.Thread [pool-1-thread-5] EXITING ------------- ---------------- --------------- ------------- Standard Error ----------------- 01-Mar-2024 10:28:46.645 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak] 01-Mar-2024 10:28:47.848 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"] 01-Mar-2024 10:28:47.929 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 01-Mar-2024 10:28:47.930 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.87-dev] 01-Mar-2024 10:28:48.199 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-35159"] 01-Mar-2024 10:28:48.552 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) 01-Mar-2024 10:28:48.558 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-5] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: 01-Mar-2024 10:28:48.579 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-35159"] 01-Mar-2024 10:28:48.587 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 01-Mar-2024 10:28:48.589 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-35159"] 01-Mar-2024 10:28:48.608 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-35159"] ------------- ---------------- --------------- Testcase: testTimerThreadLeak took 2.413 sec