Testsuite: org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak
Tests run: 1, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 2.2 sec
------------- Standard Output ---------------
class java.lang.Thread [pool-1-thread-4] EXITING
class java.lang.Thread [pool-1-thread-3] 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 -----------------
02-Apr-2024 20:47:46.053 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testTimerThreadLeak]
02-Apr-2024 20:47:46.425 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent Loaded Apache Tomcat Native library [1.2.38] using APR version [1.6.5].
02-Apr-2024 20:47:46.426 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR capabilities: IPv6 [true], sendfile [true], accept filters [false], random [true], UDS [true].
02-Apr-2024 20:47:46.426 INFO [main] org.apache.catalina.core.AprLifecycleListener.lifecycleEvent APR/OpenSSL configuration: useAprConnector [false], useOpenSSL [true]
02-Apr-2024 20:47:46.428 INFO [main] org.apache.catalina.core.AprLifecycleListener.initializeSSL OpenSSL successfully initialized [OpenSSL 1.1.1f  31 Mar 2020]
02-Apr-2024 20:47:47.104 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-apr-127.0.0.1-auto-1"]
02-Apr-2024 20:47:47.161 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
02-Apr-2024 20:47:47.168 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.88-dev]
02-Apr-2024 20:47:47.442 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-apr-127.0.0.1-auto-1-37301"]
02-Apr-2024 20:47:47.884 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$Worker.run(ThreadPoolExecutor.java:635)
 java.base@17.0.7/java.lang.Thread.run(Thread.java:833)
02-Apr-2024 20:47:47.886 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-2] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
02-Apr-2024 20:47:47.891 WARNING [main] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-1-thread-5] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 java.base@17.0.7/java.nio.charset.CharsetEncoder.encode(CharsetEncoder.java:579)
 java.base@17.0.7/sun.nio.cs.StreamEncoder.implWrite(StreamEncoder.java:293)
 java.base@17.0.7/sun.nio.cs.StreamEncoder.implWrite(StreamEncoder.java:282)
 java.base@17.0.7/sun.nio.cs.StreamEncoder.write(StreamEncoder.java:132)
 java.base@17.0.7/java.io.OutputStreamWriter.write(OutputStreamWriter.java:205)
 java.base@17.0.7/java.io.BufferedWriter.flushBuffer(BufferedWriter.java:120)
 java.base@17.0.7/java.io.PrintStream.writeln(PrintStream.java:722)
 java.base@17.0.7/java.io.PrintStream.println(PrintStream.java:1028)
 app//org.apache.catalina.loader.TestWebappClassLoaderExecutorMemoryLeak$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)
02-Apr-2024 20:47:47.897 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-apr-127.0.0.1-auto-1-37301"]
02-Apr-2024 20:47:47.899 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
02-Apr-2024 20:47:47.900 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-apr-127.0.0.1-auto-1-37301"]
02-Apr-2024 20:47:47.915 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-apr-127.0.0.1-auto-1-37301"]
------------- ---------------- ---------------

Testcase: testTimerThreadLeak took 2.097 sec