Hi Udara,

The below log is printed when statistics publishing is stopped for a given
cartridge/scaling factor:

[2015-03-12 09:04:58,191]  INFO {org.apache.stratos.mock.iaas.
statistics.generator.MockHealthStatisticsGenerator} - * Mock statistics
updater task stopped:* [service-name] php [factor] MemoryConsumption

This means that you may have set statistics publishing pattern mode to
*stop*:

<pattern factor="memory-consumption" mode="*stop*">
                <!-- Sample values -->
                <sampleValues>20,30,40,50,60,70,50,40,30,20</sampleValues>
                <!-- Duration of each sample value in seconds -->
                <sampleDuration>60</sampleDuration>
            </pattern>

If you need to verify whether Mock IaaS publishes statistics for 10
instances, you could enable debug logs for *MockHealthStatisticsNotifier*
 class:

Thanks


On Thu, Mar 12, 2015 at 9:18 AM, Udara Liyanage <[email protected]> wrote:

> Hi Imesh,
>
> I started 10 php instances assuming all instances is sending its
> statistics to CEP. However I noticed the below log which shows statistics
> updater is stopped. after that no stat is logged.
> Does this mean last sample value (20) is sent every time or stat publisher
> is stopped. I guess the former one.
>
>
>
> [2015-03-12 09:04:26,869]  INFO
> {org.apache.stratos.messaging.message.receiver.instance.notifier.InstanceNotifierEventMessageDelegator}
> -  Instance notifier event message delegator started
> [2015-03-12 09:04:26,870]  INFO
> {org.apache.stratos.cloud.controller.messaging.publisher.TopologyEventPublisher}
> -  Publishing member activated event: [service-name] php [cluster-id]
> single-cartridge-app.my-php.php.domain [cluster-instance-id]
> single-cartridge-app-1 [member-id]
> single-cartridge-app.my-php.php.domain1a5383c8-a9cc-4e2a-8864-399ce7c2dc03
> [network-partition-id] network-partition-1 [partition-id] partition-1
> [2015-03-12 09:04:26,881]  INFO
> {org.apache.stratos.messaging.message.processor.topology.MemberActivatedMessageProcessor}
> -  Member activated: [service] php [cluster]
> single-cartridge-app.my-php.php.domain [member]
> single-cartridge-app.my-php.php.domain1a5383c8-a9cc-4e2a-8864-399ce7c2dc03
> [2015-03-12 09:04:26,881]  INFO
> {org.apache.stratos.autoscaler.status.processor.cluster.ClusterStatusActiveProcessor}
> -  Publishing cluster activated event for [application]:
> single-cartridge-app [cluster]: single-cartridge-app.my-php.php.domain
> [2015-03-12 09:04:26,890]  INFO
> {org.apache.stratos.cloud.controller.messaging.topology.TopologyBuilder} -
>  Cluster activated adding status started for
> single-cartridge-app.my-php.php.domain
> [2015-03-12 09:04:26,900]  INFO
> {org.apache.stratos.cloud.controller.messaging.publisher.TopologyEventPublisher}
> -  Publishing cluster activated event: [service-name] php [cluster-id]
> single-cartridge-app.my-php.php.domain  [instance-id]
> single-cartridge-app-1 [application-id] single-cartridge-app
> [2015-03-12 09:04:26,913]  INFO
> {org.apache.stratos.autoscaler.event.receiver.topology.AutoscalerTopologyEventReceiver}
> -  [ClusterActivatedEvent] Received: class
> org.apache.stratos.messaging.event.topology.ClusterInstanceActivatedEvent
> [2015-03-12 09:04:26,913]  INFO
> {org.apache.stratos.autoscaler.monitor.component.ParentComponentMonitor} -
>  No more dependent monitors to be started for component: [type]
> application[component] single-cartridge-app
> [2015-03-12 09:04:26,913]  INFO
> {org.apache.stratos.autoscaler.status.processor.group.GroupStatusActiveProcessor}
> -  Sending application active for [application] single-cartridge-app
> [instance] single-cartridge-app-1
> [2015-03-12 09:04:26,923]  INFO
> {org.apache.stratos.autoscaler.applications.topic.ApplicationsEventPublisher}
> -  Publishing application active event: [application] single-cartridge-app
> [instance] single-cartridge-app-1
>
>
> [2015-03-12 09:04:58,190]  INFO
> {org.apache.stratos.mock.iaas.statistics.generator.MockHealthStatisticsUpdater}
> -  Continuing last sample value: [cartridge-type] php [factor]
> MemoryConsumption [value] 20
> [2015-03-12 09:04:58,191]  INFO
> {org.apache.stratos.mock.iaas.statistics.generator.MockHealthStatisticsGenerator}
> - * Mock statistics updater task stopped:* [service-name] php [factor]
> MemoryConsumption
>
> --
>
> Udara Liyanage
> Software Engineer
> WSO2, Inc.: http://wso2.com
> lean. enterprise. middleware
>
> web: http://udaraliyanage.wordpress.com
> phone: +94 71 443 6897
>



-- 
Imesh Gunaratne

Technical Lead, WSO2
Committer & PMC Member, Apache Stratos

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