Hi CEP team,
When the PPaaS single JVM pack (with CEP features) is started, there are
quite a number of Siddhi-Scheduler-pool-xx [1] thread pools visible.
Threads are mostly in WAITING state [1]. What is the usage of these thread
pools? Can we configure the number of pools/threads?
[1].
"Siddhi-Scheduler-pool-12-thread-20" prio=10 tid=0x00007f96d44f7000
nid=0x3636 waiting on condition [0x00007f96b7fbe000]
java.lang.Thread.State: WAITING (parking)
at sun.misc.Unsafe.park(Native Method)
- parking to wait for <0x0000000781e97af8> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2043)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:1085)
at
java.util.concurrent.ScheduledThreadPoolExecutor$DelayedWorkQueue.take(ScheduledThreadPoolExecutor.java:807)
at
java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:1068)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:745)
--
Thanks and Regards,
Isuru H.
+94 716 358 048* <http://wso2.com/>*
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