Then I think you can just log a warning message instead of logging an error
message with stack trace.
On Sat, Jan 11, 2014 at 11:13 PM, Lahiru Sandaruwan <lahi...@wso2.com>wrote:
>
>
>
> On Sat, Jan 11, 2014 at 10:46 PM, Nirmal Fernando
> <nirmal070...@gmail.com>wrote:
>
>> There's a possibility that CEP would emit an event in this scenario
>> (since CEP aggregates events came in a specific time period). This cannot
>> be solved at CEP end, I think the solution would be to discard events that
>> are not relevant at Auto-scaler end. Wdyt?
>>
>
> Yeah. Actually it happens already. Since the cluster monitor is not there,
> it just prints this error message..
>
>>
>>
>> On Sat, Jan 11, 2014 at 10:11 PM, Lahiru Sandaruwan <lahi...@wso2.com>wrote:
>>
>>> $subject.
>>>
>>> For e.g. there is no instances in the cluster
>>> "lahiru123.isuruh.lk.php.domain " since the user has unsubscribed.
>>> But Autoscaler has received a stat event [1]..
>>>
>>> [1]
>>> TID: [0] [Agent] [2014-01-11 16:34:39,696] ERROR
>>> {org.apache.stratos.autoscaler.message.receiver.health.AutoscalerHealthStatReceiver}
>>> - A cluster monitor is not found in autoscaler context [cluster]
>>> lahiru123.isuruh.lk.php.domain
>>> {org.apache.stratos.autoscaler.message.receiver.health.AutoscalerHealthStatReceiver}
>>> TID: [0] [Agent] [2014-01-11 16:34:39,696] ERROR
>>> {org.apache.stratos.messaging.message.receiver.health.stat.HealthStatEventMessageDelegator}
>>> - Failed to retrieve instance notifier event message
>>> {org.apache.stratos.messaging.message.receiver.health.stat.HealthStatEventMessageDelegator}
>>> java.lang.RuntimeException: A monitor is not found for this cluster
>>> at
>>> org.apache.stratos.autoscaler.message.receiver.health.AutoscalerHealthStatReceiver.handleMemberFaultEvent(AutoscalerHealthStatReceiver.java:1084)
>>> at
>>> org.apache.stratos.autoscaler.message.receiver.health.AutoscalerHealthStatReceiver.access$300(AutoscalerHealthStatReceiver.java:49)
>>> at
>>> org.apache.stratos.autoscaler.message.receiver.health.AutoscalerHealthStatReceiver$9.onEvent(AutoscalerHealthStatReceiver.java:753)
>>> at
>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42)
>>> at java.util.Observable.notifyObservers(Observable.java:142)
>>> at
>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberFaultMessageProcessor.process(MemberFaultMessageProcessor.java:50)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.SecondDerivativeOfMemoryConsumptionMessageProcessor.process(SecondDerivativeOfMemoryConsumptionMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.GradientOfMemoryConsumptionMessageProcessor.process(GradientOfMemoryConsumptionMessageProcessor.java:58)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.AverageMemoryConsumptionMessageProcessor.process(AverageMemoryConsumptionMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.SecondDerivativeOfLoadAverageMessageProcessor.process(SecondDerivativeOfLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.GradientOfLoadAverageMessageProcessor.process(GradientOfLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.AverageLoadAverageMessageProcessor.process(AverageLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.SecondDerivativeOfRequestsInFlightMessageProcessor.process(SecondDerivativeOfRequestsInFlightMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.GradientOfRequestsInFlightMessageProcessor.process(GradientOfRequestsInFlightMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.AverageRequestsInFlightMessageProcessor.process(AverageRequestsInFlightMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberSecondDerivativeOfMemoryConsumptionMessageProcessor.process(MemberSecondDerivativeOfMemoryConsumptionMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberGradientOfMemoryConsumptionMessageProcessor.process(MemberGradientOfMemoryConsumptionMessageProcessor.java:60)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberAverageMemoryConsumptionMessageProcessor.process(MemberAverageMemoryConsumptionMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberSecondDerivativeOfLoadAverageMessageProcessor.process(MemberSecondDerivativeOfLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberGradientOfLoadAverageMessageProcessor.process(MemberGradientOfLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.health.stat.MemberAverageLoadAverageMessageProcessor.process(MemberAverageLoadAverageMessageProcessor.java:59)
>>> at
>>> org.apache.stratos.messaging.message.processor.MessageProcessorChain.process(MessageProcessorChain.java:60)
>>> at
>>> org.apache.stratos.messaging.message.receiver.health.stat.HealthStatEventMessageDelegator.run(HealthStatEventMessageDelegator.java:79)
>>> at java.lang.Thread.run(Thread.java:662)
>>>
>>>
>>> --
>>> --
>>> Lahiru Sandaruwan
>>> Software Engineer,
>>> Platform Technologies,
>>> WSO2 Inc., http://wso2.com
>>> lean.enterprise.middleware
>>>
>>> email: lahi...@wso2.com cell: (+94) 773 325 954
>>> blog: http://lahiruwrites.blogspot.com/
>>> twitter: http://twitter.com/lahirus
>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>>>
>>>
>>
>>
>> --
>> Best Regards,
>> Nirmal
>>
>> Nirmal Fernando.
>> PPMC Member & Committer of Apache Stratos,
>> Senior Software Engineer, WSO2 Inc.
>>
>> Blog: http://nirmalfdo.blogspot.com/
>>
>
>
>
> --
> --
> Lahiru Sandaruwan
> Software Engineer,
> Platform Technologies,
> WSO2 Inc., http://wso2.com
> lean.enterprise.middleware
>
> email: lahi...@wso2.com cell: (+94) 773 325 954
> blog: http://lahiruwrites.blogspot.com/
> twitter: http://twitter.com/lahirus
> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
>
>
--
Isuru Perera
Senior Software Engineer | WSO2, Inc. | http://wso2.com/
Lean . Enterprise . Middleware
about.me/chrishantha
