High CPU in TempFileProviderService thread

Solution Unverified - Updated -

Issue

  • We see high CPU in a TempFileProviderService thread, for example:
"TempFileProviderService-temp-threads - 1" #103 daemon prio=5 os_prio=0 tid=0x00007f01bc0bc800 nid=0x3e78 runnable [0x00007f01887b3000]
   java.lang.Thread.State: RUNNABLE
        at java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.poll(ScheduledThreadPoolExecutor.java:809)
        at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1066)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1127)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
        at org.jboss.threads.JBossThread.run(JBossThread.java:122)

Environment

  • JBoss Enterprise Application Platform (EAP) 6.x
  • Java 8 and earlier

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