04-Apr-2019 18:10:53.685 WARNING [localhost-2] org.apache.catalina.loader.WebappClassLoaderBase.clearReferencesThreads The web application [ROOT] appears to have started a thread named [pool-2-thread-500] 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.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836)
java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireQueued(AbstractQueuedSynchronizer.java:870)
java.util.concurrent.locks.AbstractQueuedSynchronizer.acquire(AbstractQueuedSynchronizer.java:1199)
java.util.concurrent.locks.ReentrantLock$NonfairSync.lock(ReentrantLock.java:209)
java.util.concurrent.locks.ReentrantLock.lock(ReentrantLock.java:285)
java.util.concurrent.ThreadPoolExecuenter code heretor.processWorkerExit(ThreadPoolExecutor.java:1006) java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167) java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
java.lang.Thread.run(Thread.java:748)
Tomcat развернут на сервере.Со временем происходит переполнение памяти.Наконец, весь tomcat не работает.
Я использую tomcat-8.5.31.