On 22/03/17 16:20, Igal @ Lucee.org wrote: > Looks like all the threads are waiting on the same lock? > > parking to wait for <0x00000006c09932f8> (a > java.util.concurrent.locks.ReentrantLock$NonfairSync)
Agreed. But I don't see anything holding that lock. That looks like a JVM bug to me. Mark > > > Igal Sapir > Lucee Core Developer > Lucee.org <http://lucee.org/> > > On 3/22/2017 8:50 AM, Igal @ Lucee.org wrote: >> >> I am running an application on Tomcat 8.5.12 on Windows 2008R2 64bit >> with Server JRE 1.8.0u121. Right now the process is still running but >> no requests are being processed, or take a very long time to process. >> >> For example, I created a simple test.html file with one line of html >> and it took several minutes to serve it. >> >> This application has been running on Tomcat 8.5.11 for a while with no >> issue, so I suspect some bug may have been introduced in 8.5.12. >> >> STDERR shows the following possibly related entries: >> >> Exception in thread "http-nio-8181-exec-1" >> java.lang.IllegalMonitorStateException >> at >> java.util.concurrent.locks.ReentrantLock$Sync.tryRelease(ReentrantLock.java:151) >> >> at >> java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1261) >> >> at >> java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:457) >> at >> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:449) >> >> at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103) >> at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31) >> at >> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067) >> >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127) >> >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) >> >> at >> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) >> >> at java.lang.Thread.run(Thread.java:745) >> Exception in thread "http-nio-8181-exec-6" >> java.lang.IllegalMonitorStateException >> at >> java.util.concurrent.locks.ReentrantLock$Sync.tryRelease(ReentrantLock.java:151) >> >> at >> java.util.concurrent.locks.AbstractQueuedSynchronizer.release(AbstractQueuedSynchronizer.java:1261) >> >> at >> java.util.concurrent.locks.ReentrantLock.unlock(ReentrantLock.java:457) >> at >> java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:449) >> >> at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:103) >> at org.apache.tomcat.util.threads.TaskQueue.take(TaskQueue.java:31) >> at >> java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1067) >> >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127) >> >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) >> >> at >> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) >> >> at java.lang.Thread.run(Thread.java:745) >> >> Thread dump is attached. >> >> Any ideas? >> >> Thank you, >> >> >> Igal Sapir >> Lucee Core Developer >> Lucee.org <http://lucee.org/> > > --------------------------------------------------------------------- To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org For additional commands, e-mail: users-h...@tomcat.apache.org
