Hi, I guess the issue is in "handleAverageRequestsInFlightEvent" method of ClusterMonitor class. The difference in this case, is the cluster instance id is "not-defined", and in mock iaas case, it send the cluster instance id.
Thanks. On Mon, May 18, 2015 at 1:10 AM, Imesh Gunaratne <[email protected]> wrote: > Great work Lahiru! I just retested it with Kubernetes including your fix. > But still it's not scaling up for me. Please see the attached logs. > > Thanks > > On Mon, May 18, 2015 at 12:56 AM, Lahiru Sandaruwan <[email protected]> > wrote: > >> Hi, >> >> I was able to run a test successfully with mock IaaS now. >> See the following logs, >> >> [2015-05-18 00:53:27,794] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain RIF predicted value: 100.0 >> [2015-05-18 00:53:27,794] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain RIF threshold: 50.0 >> [2015-05-18 00:53:27,795] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain MC predicted value: 20.0 >> [2015-05-18 00:53:27,795] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain MC threshold: 40.0 >> [2015-05-18 00:53:27,795] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain LA predicted value: 20.0 >> [2015-05-18 00:53:27,796] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain LA threshold: 40.0 >> [2015-05-18 00:53:27,828] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain Scale-up action: false >> [2015-05-18 00:53:27,828] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] [cluster] >> single-cartridge-app.my-php.php.domain Scale-down action: false >> [2015-05-18 00:53:27,830] DEBUG >> {org.apache.stratos.autoscaler.rule.RuleLog} - [scaling] Number of >> required instances based on stats: 2 [active instances count] 2 >> [network-partition] network-partition-1 [cluster] >> single-cartridge-app.my-php.php.domain >> >> >> Thanks. >> >> On Sun, May 17, 2015 at 10:43 PM, Imesh Gunaratne <[email protected]> >> wrote: >> >>> There were few issues in the CEP artifacts and fixed them. Lahiru is now >>> working on fixing another issue in RuleTaskDelegator. >>> >>> Thanks >>> >>> On Sun, May 17, 2015 at 9:20 PM, Lahiru Sandaruwan <[email protected]> >>> wrote: >>> >>>> It seems the gradients are negative. This would happen if there has >>>> been some values and then reduced... >>>> >>>> I will also investigate. >>>> >>>> Thanks. >>>> >>>> On Sun, May 17, 2015 at 1:43 PM, Imesh Gunaratne <[email protected]> >>>> wrote: >>>> >>>>> It looks like RIF values are not received by the Autoscaler, need to >>>>> investigate. >>>>> >>>>> On Sun, May 17, 2015 at 12:59 PM, Imesh Gunaratne <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi Lahiru, >>>>>> >>>>>> The above issue was fixed, now I'm seeing a problem in Autoscaler >>>>>> where it calculates the RIF gradients as negative values: >>>>>> >>>>>> *Scenario:* >>>>>> *Autoscaling policy:* requestsInFlight/threshold -> 50 >>>>>> *Incoming request load:* Concurrency -> 80, number of requests ->1000 >>>>>> *RIF published by load balancer:* 80 >>>>>> >>>>>> [2015-05-17 12:50:39,290] DEBUG >>>>>> {org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor} - >>>>>> Second derivative of Rif event: [cluster] >>>>>> single-cartridge-app.my-php.php.domain [network-partition] >>>>>> network-partition-1 [value] -0.1776534 >>>>>> [2015-05-17 12:50:39,291] DEBUG >>>>>> {org.apache.stratos.autoscaler.monitor.cluster.ClusterMonitor} >>>>>> - Gradient of Rif event: [cluster] >>>>>> single-cartridge-app.my-php.php.domain >>>>>> [network-partition] network-partition-1 [value] -1.7770275 >>>>>> >>>>>> May be due to this reason scaling up decision was not taken even >>>>>> though the RIF values are greater than the defined threshold. >>>>>> >>>>>> Thanks >>>>>> >>>>>> On Sun, May 17, 2015 at 12:12 PM, Imesh Gunaratne <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Hi Devs, >>>>>>> >>>>>>> While working on $subject and I found that we have not packaged the >>>>>>> thrift client configuration file in the load balancer distribution: >>>>>>> >>>>>>> [2015-05-17 12:05:07,746] FATAL - LoadBalancerServiceComponent >>>>>>> Failed to activate load balancer service component >>>>>>> java.lang.RuntimeException: Could not parse thrift client >>>>>>> configuration >>>>>>> at >>>>>>> org.apache.stratos.common.statistics.publisher.wso2.cep.ThriftClientConfigParser.parse(ThriftClientConfigParser.java:136) >>>>>>> at >>>>>>> org.apache.stratos.common.statistics.publisher.wso2.cep.ThriftClientConfig.getInstance(ThriftClientConfig.java:45) >>>>>>> at >>>>>>> org.apache.stratos.common.statistics.publisher.wso2.cep.WSO2CEPStatisticsPublisher.<init>(WSO2CEPStatisticsPublisher.java:56) >>>>>>> >>>>>>> I'm now fixing this issue and continue the test. >>>>>>> >>>>>>> Thanks >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> Imesh Gunaratne >>>>>>> >>>>>>> Senior Technical Lead, WSO2 >>>>>>> Committer & PMC Member, Apache Stratos >>>>>>> >>>>>> >>>>>> >>>>>> >>>>>> -- >>>>>> Imesh Gunaratne >>>>>> >>>>>> Senior Technical Lead, WSO2 >>>>>> Committer & PMC Member, Apache Stratos >>>>>> >>>>> >>>>> >>>>> >>>>> -- >>>>> Imesh Gunaratne >>>>> >>>>> Senior 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 >>>> >>>> phone: +94773325954 >>>> email: [email protected] blog: http://lahiruwrites.blogspot.com/ >>>> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >>>> >>>> >>> >>> >>> -- >>> Imesh Gunaratne >>> >>> Senior 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 >> >> phone: +94773325954 >> email: [email protected] blog: http://lahiruwrites.blogspot.com/ >> linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146 >> >> > > > -- > Imesh Gunaratne > > Senior 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 phone: +94773325954 email: [email protected] blog: http://lahiruwrites.blogspot.com/ linked-in: http://lk.linkedin.com/pub/lahiru-sandaruwan/16/153/146
