Re: CPU consuming thread, help to analyze

>
> Hi,
> Bear with me, I am not very familiar in Sailfin/Glassfish code, but  
> I hope
> you are the ones to help...
>
> I have been running a small 2 instance SGCS cluster with very basic  
> SIP and
> HTTP towards simple test servlets for some hours, and after shutting  
> down
> the client, I can still after several idle hours see ONE of the  
> instances
> consuming CPU. I did some analysis and think this may be the consuming
> thread:
>
> "Thread-15" prio=10 tid=0x00002aab7a7d0000 nid=0x448b runnable
> [0x0000000041a08000]
>   java.lang.Thread.State: RUNNABLE
>        at sun.nio.ch.EPollArrayWrapper.epollWait(Native Method)
>        at sun.nio.ch.EPollArrayWrapper.poll(EPollArrayWrapper.java:
> 215)
>        at  
> sun.nio.ch.EPollSelectorImpl.doSelect(EPollSelectorImpl.java:65)
>        at sun.nio.ch.SelectorImpl.lockAndDoSelect(SelectorImpl.java:
> 69)
>        - locked <0x00002aaab75fb3b8> (a sun.nio.ch.Util$1)
>        - locked <0x00002aaab75fb3d0> (a
> java.util.Collections$UnmodifiableSet)
>        - locked <0x00002aaab75f3b68> (a sun.nio.ch.EPollSelectorImpl)
>        at sun.nio.ch.SelectorImpl.select(SelectorImpl.java:80)
>        at
> com.sun.grizzly.TCPSelectorHandler.select(TCPSelectorHandler.java:469)
>        at com.sun.grizzly.Controller.doSelect(Controller.java:369)
>        at
> com.sun.grizzly.SelectorHandlerRunner.run(SelectorHandlerRunner.java:
> 82)
>        at
> com
> .sun.grizzly.Controller.startSelectorHandlerRunner(Controller.java:
> 1136)
>        at com.sun.grizzly.Controller.start(Controller.java:943)
>        at com.sun.grizzly.Controller.run(Controller.java:813)
>        at java.lang.Thread.run(Thread.java:619)
>
> Any ideas of what can cause this? What does this thread do?
>
> I am currently on SGCS,
> Sun GlassFish Communications Server 2.0 ((v2.1 Patch11)(9.1_02  
> Patch17))
> (build b01-p05)
>
> OLP and CLB is enabled.
>
> Best Regards,
> Harri
>
> --
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