Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.64 sec ------------- Standard Output --------------- class java.lang.Thread [pool-1-thread-2] EXITING 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-1] EXITING class java.lang.Thread [pool-1-thread-5] EXITING ------------- ---------------- --------------- ------------- Standard Error ----------------- 12-Feb-2024 12:50:17.909 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak] 12-Feb-2024 12:50:18.328 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded Apache Tomcat Native library [1.2.38] using APR version [1.6.5]. 12-Feb-2024 12:50:18.329 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [{4}]. 12-Feb-2024 12:50:18.330 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true] 12-Feb-2024 12:50:18.334 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1f 31 Mar 2020] 12-Feb-2024 12:50:19.313 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-apr-127.0.0.1-auto-1"] 12-Feb-2024 12:50:19.377 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 12-Feb-2024 12:50:19.382 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/8.5.99-dev] 12-Feb-2024 12:50:19.608 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-apr-127.0.0.1-auto-1-34927"] 12-Feb-2024 12:50:19.910 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$Worker.run(ThreadPoolExecutor.java:628) java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829) 12-Feb-2024 12:50:19.941 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: 12-Feb-2024 12:50:19.942 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-3] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.base@11.0.16.1/java.util.HashMap$HashIterator.(HashMap.java:1499) java.base@11.0.16.1/java.util.HashMap$KeyIterator.(HashMap.java:1532) java.base@11.0.16.1/java.util.HashMap$KeySet.iterator(HashMap.java:913) java.base@11.0.16.1/java.util.HashSet.iterator(HashSet.java:173) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.interruptIdleWorkers(ThreadPoolExecutor.java:787) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.tryTerminate(ThreadPoolExecutor.java:709) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.processWorkerExit(ThreadPoolExecutor.java:994) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829) 12-Feb-2024 12:50:19.943 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-5] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread: java.base@11.0.16.1/java.io.PrintStream.println(PrintStream.java:882) app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$ExecutorServlet$Task.run(TestWebappClassLoaderExecutorMemoryLeak.java:125) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) java.base@11.0.16.1/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) java.base@11.0.16.1/java.lang.Thread.run(Thread.java:829) 12-Feb-2024 12:50:19.975 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-apr-127.0.0.1-auto-1-34927"] 12-Feb-2024 12:50:19.977 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 12-Feb-2024 12:50:19.985 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-apr-127.0.0.1-auto-1-34927"] 12-Feb-2024 12:50:19.994 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-apr-127.0.0.1-auto-1-34927"] ------------- ---------------- --------------- Testcase: testTimerThreadLeak took 2.586 sec