Hi Fazlan, On Thu, Feb 18, 2016 at 2:47 PM, Mohanadarshan Vivekanandalingam < [email protected]> wrote:
> > > On Thu, Feb 18, 2016 at 2:42 PM, Fazlan Nazeem <[email protected]> wrote: > >> Hi NIranjan, >> >> Yes, but currently we do not have a migration guide for ML. The changes >> needed were minimal and hence was decided not to include a migration guide. >> > > No Fazlan.. It is not correct.. Eventhough changes are minimal we need a > migration guide specifying those minimal things or to say there is nothing > to migrate.. It is a mandatory doc requirement for a release.. > I agree with Mohan. We need to mention this in the migration doc and provide a guide to migrate it. > > > >> >> On Thu, Feb 18, 2016 at 12:27 PM, Niranjan Karunanandham < >> [email protected]> wrote: >> >>> Hi Fazlan, >>> >>> IMO we need to also mention this in the ML migration doc from 1.0.0 to >>> 1.1.0. >>> >>> Regards, >>> Nira >>> >>> On Thu, Feb 18, 2016 at 12:22 PM, Fazlan Nazeem <[email protected]> >>> wrote: >>> >>>> Hi Tishan, >>>> >>>> This is an expected behaviour since we have changed the model classes >>>> in ML 1.1.0. >>>> >>>> @Rukshani can you please document this under [1]. >>>> >>>> [1] >>>> https://docs.wso2.com/display/ML110/WSO2+CEP+Extension+for+ML+Predictions >>>> >>>> On Thu, Feb 18, 2016 at 12:12 PM, Tishan Dahanayakage <[email protected]> >>>> wrote: >>>> >>>>> Hi all, >>>>> >>>>> ML models built with ML 1.0.0 is not compatible with ML 1.1.0. If we >>>>> try to use a model build with 1.0.0 against ML 1.1.0 features following >>>>> exception is generated. Came across this when testing ML extension for >>>>> CEP. >>>>> >>>>> >>>>> org.wso2.carbon.event.processor.core.exception.ExecutionPlanConfigurationException: >>>>> org.wso2.siddhi.core.exception.ExecutionPlanCreationException: Error while >>>>> retrieving ML-model : >>>>> registry:/_system/governance/2.Model.2015-12-22_19-47-59 >>>>> org.wso2.carbon.ml.core.spark.models.MLGeneralizedLinearModel; local >>>>> class incompatible: stream classdesc serialVersionUID = >>>>> -1410218250358516850, local class serialVersionUID = 8020448562088344988 >>>>> in >>>>> execution plan "ExecutionPlanML" >>>>> at >>>>> org.wso2.carbon.event.processor.core.internal.util.helper.EventProcessorHelper.validateExecutionPlan(EventProcessorHelper.java:193) >>>>> ... >>>>> Caused by: >>>>> org.wso2.siddhi.core.exception.ExecutionPlanCreationException: Error while >>>>> retrieving ML-model : >>>>> registry:/_system/governance/2.Model.2015-12-22_19-47-59 >>>>> org.wso2.carbon.ml.core.spark.models.MLGeneralizedLinearModel; local >>>>> class incompatible: stream classdesc serialVersionUID = >>>>> -1410218250358516850, local class serialVersionUID = 8020448562088344988 >>>>> at >>>>> org.wso2.carbon.ml.siddhi.extension.PredictStreamProcessor.logError(PredictStreamProcessor.java:350) >>>>> at >>>>> org.wso2.carbon.ml.siddhi.extension.PredictStreamProcessor.init(PredictStreamProcessor.java:187) >>>>> ... 82 more >>>>> >>>>> Is this expected behavior? If so I think we need to mention that >>>>> models are not backward compatible in docs. >>>>> >>>>> >>>>> -- >>>>> Tishan Dahanayakage >>>>> Software Engineer >>>>> WSO2, Inc. >>>>> Mobile:+94 716481328 >>>>> >>>>> Disclaimer: This communication may contain privileged or other >>>>> confidential information and is intended exclusively for the addressee/s. >>>>> If you are not the intended recipient/s, or believe that you may have >>>>> received this communication in error, please reply to the sender >>>>> indicating >>>>> that fact and delete the copy you received and in addition, you should not >>>>> print, copy, re-transmit, disseminate, or otherwise use the information >>>>> contained in this communication. Internet communications cannot be >>>>> guaranteed to be timely, secure, error or virus-free. The sender does not >>>>> accept liability for any errors or omissions. >>>>> >>>>> _______________________________________________ >>>>> Dev mailing list >>>>> [email protected] >>>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>>> >>>>> >>>> >>>> >>>> -- >>>> Thanks & Regards, >>>> >>>> Fazlan Nazeem >>>> >>>> *Software Engineer* >>>> >>>> *WSO2 Inc* >>>> Mobile : +94772338839 >>>> <%2B94%20%280%29%20773%20451194> >>>> [email protected] >>>> >>>> _______________________________________________ >>>> Dev mailing list >>>> [email protected] >>>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>>> >>>> >>> >>> >>> -- >>> >>> *Niranjan Karunanandham* >>> Senior Software Engineer - WSO2 Inc. >>> WSO2 Inc.: http://www.wso2.com >>> >> >> >> >> -- >> Thanks & Regards, >> >> Fazlan Nazeem >> >> *Software Engineer* >> >> *WSO2 Inc* >> Mobile : +94772338839 >> <%2B94%20%280%29%20773%20451194> >> [email protected] >> >> _______________________________________________ >> Dev mailing list >> [email protected] >> http://wso2.org/cgi-bin/mailman/listinfo/dev >> >> > > > -- > *V. Mohanadarshan* > *Senior Software Engineer,* > *Data Technologies Team,* > *WSO2, Inc. http://wso2.com <http://wso2.com> * > *lean.enterprise.middleware.* > > email: [email protected] > phone:(+94) 771117673 > Regards, Nira -- *Niranjan Karunanandham* Senior Software Engineer - WSO2 Inc. WSO2 Inc.: http://www.wso2.com
_______________________________________________ Dev mailing list [email protected] http://wso2.org/cgi-bin/mailman/listinfo/dev
