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From Lahiru Sandaruwan <lahi...@wso2.com>
Subject Re: Member ID is not found in Member Fault Event
Date Tue, 09 Dec 2014 09:05:46 GMT
I will fix it to use this method when scaling down. Earlier we used SM
service call.

Thanks.

On Tue, Dec 9, 2014 at 2:12 PM, Imesh Gunaratne <imesh@apache.org> wrote:

> I fixed the above issue and pushed it to 4.1.0-test branch.
>
> Now I see another problem: Instance clean up event is not published to
> member. Seems
> like InstanceNotificationPublisher.sendInstanceCleanupEventForMember()
> method in Autoscaler is not used.
>
> Thanks
>
>
>
> On Tue, Dec 9, 2014 at 1:34 PM, Imesh Gunaratne <imesh@apache.org> wrote:
>
>> Found the problem, InstanceSpawnedMessageProcessor has not added instance
>> id to the member object.
>>
>> On Tue, Dec 9, 2014 at 1:07 PM, Imesh Gunaratne <imesh@apache.org> wrote:
>>
>>> Now I can see another problem in autoscaler in member fault handling
>>> scenario:
>>>
>>> [2014-12-09 13:04:03,795] ERROR
>>> {org.apache.stratos.messaging.message.receiver.health.stat.HealthStatEventMessageDelegator}
>>> -  Failed to retrieve instance notifier event message
>>> java.lang.NullPointerException
>>> at
>>> org.apache.stratos.autoscaler.monitor.cluster.VMClusterMonitor.handleMemberFaultEvent(VMClusterMonitor.java:785)
>>> at
>>> org.apache.stratos.autoscaler.event.receiver.health.AutoscalerHealthStatEventReceiver$10.onEvent(AutoscalerHealthStatEventReceiver.java:330)
>>> at
>>> org.apache.stratos.messaging.listener.EventListener.update(EventListener.java:42)
>>> at java.util.Observable.notifyObservers(Observable.java:159)
>>> at
>>> org.apache.stratos.messaging.event.EventObservable.notifyEventListeners(EventObservable.java:51)
>>>
>>> On Tue, Dec 9, 2014 at 1:06 PM, Imesh Gunaratne <imesh@apache.org>
>>> wrote:
>>>
>>>> This is now fixed in 4.1.0-test branch.
>>>>
>>>> On Tue, Dec 9, 2014 at 12:54 PM, Imesh Gunaratne <imesh@apache.org>
>>>> wrote:
>>>>
>>>>> Found the problem, FaultHandlingWindowProcessor has invoked the member
>>>>> fault event constructor with a wrong parameter order:
>>>>>
>>>>> public MemberFaultEvent(String clusterId, String memberId, String
>>>>> partitionId,
>>>>>                             String instanceId, String
>>>>> networkPartitionId, float value) {
>>>>>
>>>>> MemberFaultEvent memberFaultEvent = new
>>>>> MemberFaultEvent(member.getClusterId(), member.getInstanceId(),
>>>>> member.getMemberId(),
>>>>>                 member.getPartitionId(),
>>>>> member.getNetworkPartitionId(), 0)
>>>>>
>>>>> On Tue, Dec 9, 2014 at 12:41 PM, Imesh Gunaratne <imesh@apache.org>
>>>>> wrote:
>>>>>
>>>>>> Hi Devs,
>>>>>>
>>>>>> I see the below error in autoscaler:
>>>>>>
>>>>>> [2014-12-09 12:40:02,716]  INFO
>>>>>> {org.apache.stratos.cep.extension.FaultHandlingWindowProcessor} -
 Faulty
>>>>>> member detected [member-id]
>>>>>> tom1group6.tomcat1.domain587441ed-2b02-42a9-aec7-77ba0b193d37 with
[last
>>>>>> time-stamp] 1418108426872 [time-out] 60000 milliseconds
>>>>>> [2014-12-09 12:40:02,716]  INFO
>>>>>> {org.apache.stratos.cep.extension.FaultHandlingWindowProcessor} -
>>>>>>  Publishing member fault event for [member-id]
>>>>>> tom1group6.tomcat1.domain587441ed-2b02-42a9-aec7-77ba0b193d37
>>>>>> [2014-12-09 12:40:02,724] ERROR
>>>>>> {org.apache.stratos.autoscaler.event.receiver.health.AutoscalerHealthStatEventReceiver}
>>>>>> -  Member id not found in received message
>>>>>>
>>>>>> May be CEP is not sending the member id in this event.
>>>>>>
>>>>>> Thanks
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Imesh Gunaratne
>>>>>>
>>>>>> Technical Lead, WSO2
>>>>>> Committer & PMC Member, Apache Stratos
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Imesh Gunaratne
>>>>>
>>>>> Technical Lead, WSO2
>>>>> Committer & PMC Member, Apache Stratos
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Imesh Gunaratne
>>>>
>>>> Technical Lead, WSO2
>>>> Committer & PMC Member, Apache Stratos
>>>>
>>>
>>>
>>>
>>> --
>>> Imesh Gunaratne
>>>
>>> Technical Lead, WSO2
>>> Committer & PMC Member, Apache Stratos
>>>
>>
>>
>>
>> --
>> Imesh Gunaratne
>>
>> Technical Lead, WSO2
>> Committer & PMC Member, Apache Stratos
>>
>
>
>
> --
> Imesh Gunaratne
>
> Technical Lead, WSO2
> Committer & PMC Member, Apache Stratos
>



-- 
--
Lahiru Sandaruwan
Committer and PMC member, Apache Stratos,
Senior Software Engineer,
WSO2 Inc., http://wso2.com
lean.enterprise.middleware

email: lahirus@wso2.com blog: http://lahiruwrites.blogspot.com/
linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146

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