[logback-dev] [JIRA] (LOGBACK-1312) Tomcat 8.5.14 reports stale thread created by Logback

[QOS.CH (JIRA)]

Michael Osipov created LOGBACK-1312:
---------------------------------------

             Summary: Tomcat 8.5.14 reports stale thread created by Logback
                 Key: LOGBACK-1312
                 URL: https://jira.qos.ch/browse/LOGBACK-1312
             Project: logback
          Issue Type: Bug
          Components: logback-core
    Affects Versions: 1.2.2
         Environment: Apache Tomcat/8.5.14, Java 8
            Reporter: Michael Osipov
            Assignee: Logback dev list


Tomcat tells me:

{noformat}
2017-06-04T01:00:09.200 WARNUNG [localhost-startStop-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [tedab-services] appears to have started a thread named [logback-1] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
 sun.misc.Unsafe.park(Native Method)
 java.util.concurrent.locks.LockSupport.park(LockSupport.java:175)
 java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:458)
 java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:362)
 java.util.concurrent.SynchronousQueue.take(SynchronousQueue.java:924)
 java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067)
 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
 java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
 java.lang.Thread.run(Thread.java:745)
{noformat}

My {{logack.xml}} is:

{code:xml}
<configuration>

	<insertFromJNDI env-entry-name="java:comp/env/context/baseName" as="contextName" />
	<contextName>${contextName}</contextName>

	<appender name="FILE"
		class="ch.qos.logback.core.rolling.RollingFileAppender">
		<file>${catalina.base}/logs/${CONTEXT_NAME}.log</file>
		<rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
			<!-- daily rollover -->
			<fileNamePattern>${catalina.base}/logs/${CONTEXT_NAME}.log.%d.gz</fileNamePattern>
			<maxHistory>30</maxHistory>
		</rollingPolicy>
		<encoder>
			<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
		</encoder>
	</appender>

	<root level="INFO">
		<appender-ref ref="FILE" />
	</root>

	<logger name="com.company" level="INFO" />
	<logger name="org.springframework" level="WARN" />

</configuration>
{code}



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