Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.553 sec ------------- Standard Output --------------- class java.lang.Thread [pool-1-thread-2] EXITING 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-3] EXITING ------------- ---------------- --------------- ------------- Standard Error ----------------- 07-Dec-2023 18:46:48.127 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak] 07-Dec-2023 18:46:49.335 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 07-Dec-2023 18:46:49.505 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 07-Dec-2023 18:46:49.522 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.98-dev] 07-Dec-2023 18:46:49.756 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39209"] 07-Dec-2023 18:46:50.098 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@11.0.16.1/java.lang.Thread.sleep(Native Method) app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:120) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829) 07-Dec-2023 18:46:50.117 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: 07-Dec-2023 18:46:50.132 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39209"] 07-Dec-2023 18:46:50.134 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 07-Dec-2023 18:46:50.137 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39209"] 07-Dec-2023 18:46:50.143 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-39209"] ------------- ---------------- --------------- Testcase: testTimerThreadLeak took 2.46 sec