Seems, this is not implemented yet. @Mano what was our conclusion? On Tue, Jun 16, 2015 at 4:53 PM, Nirmal Fernando <[email protected]> wrote:
> I think in the Siddhi case, we were going to use the ML REST API. AFAIK > CEP extension supports both modes. > > On Tue, Jun 16, 2015 at 4:24 PM, Mohanadarshan Vivekanandalingam < > [email protected]> wrote: > >> Hi Suho & all, >> >> Have we decided on how we are going to run ML related operations in >> Storm.. If ML features are required for the ML extension, then what is the >> approach to run the ML extension in Siddhi.. >> >> Thanks, >> Mohan >> >> >> On Tue, Jun 16, 2015 at 4:50 AM, Manorama Perera <[email protected]> >> wrote: >> >>> Hi, >>> >>> Please find the PR[1] to fix the above issue. >>> >>> [1] https://github.com/wso2/product-cep/pull/110 >>> >>> Thanks. >>> >>> On Tue, Jun 16, 2015 at 10:43 AM, Manorama Perera <[email protected]> >>> wrote: >>> >>>> Hi, >>>> >>>> An exception[1] is thrown at the server startup when ML features are >>>> installed in CEP 4.0.0 Alpha. >>>> >>>> The issue here is, there are two *WSO2ML_DB* datasources are >>>> initialized at the server startup when ML features are installed. >>>> >>>> In [2], *WSO2ML_DB* datasource has been added to the >>>> *master-datasources.xml >>>> in cep*. >>>> But when installing ML features, ml-datasoures.xml file is copied into >>>> the repository/conf/datasources. This file also contains WSO2ML_DB >>>> datasource. >>>> >>>> The exception is thrown when the second WSO2ML_DB datasource is >>>> initialized. I've commented the WSO2ML_DB from master-datasources.xml, then >>>> the exception is not there. >>>> >>>> [1] >>>> [2015-06-16 10:00:24,855] ERROR {org.wso2.carbon.ndatasource. >>>> core.internal.DataSourceServiceComponent} - Error in intializing >>>> system data sources: Error in initializing system data sources: Error in >>>> initializing system data sources at '/home/manorama/Products/CEP/ >>>> wso2cep-4.0.0-alpha/repository/conf/datasources/ml-datasources.xml' - >>>> System datasource WSO2ML_DBcan not be updated. >>>> org.wso2.carbon.ndatasource.common.DataSourceException: Error in >>>> initializing system data sources: Error in initializing system data sources >>>> at >>>> '/home/manorama/Products/CEP/wso2cep-4.0.0-alpha/repository/conf/datasources/ml-datasources.xml' >>>> - System datasource WSO2ML_DBcan not be updated. >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceManager.initSystemDataSources(DataSourceManager.java:168) >>>> at >>>> org.wso2.carbon.ndatasource.core.internal.DataSourceServiceComponent.initSystemDataSources(DataSourceServiceComponent.java:192) >>>> at >>>> org.wso2.carbon.ndatasource.core.internal.DataSourceServiceComponent.setSecretCallbackHandlerService(DataSourceServiceComponent.java:178) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at >>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >>>> at >>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>>> at java.lang.reflect.Method.invoke(Method.java:601) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ComponentReference.bind(ComponentReference.java:376) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponentProp.bindReference(ServiceComponentProp.java:430) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponentProp.bind(ServiceComponentProp.java:218) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponentProp.build(ServiceComponentProp.java:343) >>>> at >>>> org.eclipse.equinox.internal.ds.InstanceProcess.buildComponent(InstanceProcess.java:620) >>>> at >>>> org.eclipse.equinox.internal.ds.InstanceProcess.buildComponents(InstanceProcess.java:197) >>>> at >>>> org.eclipse.equinox.internal.ds.Resolver.getEligible(Resolver.java:343) >>>> at >>>> org.eclipse.equinox.internal.ds.SCRManager.serviceChanged(SCRManager.java:222) >>>> at >>>> org.eclipse.osgi.internal.serviceregistry.FilteredServiceListener.serviceChanged(FilteredServiceListener.java:107) >>>> at >>>> org.eclipse.osgi.framework.internal.core.BundleContextImpl.dispatchEvent(BundleContextImpl.java:861) >>>> at >>>> org.eclipse.osgi.framework.eventmgr.EventManager.dispatchEvent(EventManager.java:230) >>>> at >>>> org.eclipse.osgi.framework.eventmgr.ListenerQueue.dispatchEventSynchronous(ListenerQueue.java:148) >>>> at >>>> org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEventPrivileged(ServiceRegistry.java:819) >>>> at >>>> org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.publishServiceEvent(ServiceRegistry.java:771) >>>> at >>>> org.eclipse.osgi.internal.serviceregistry.ServiceRegistrationImpl.register(ServiceRegistrationImpl.java:130) >>>> at >>>> org.eclipse.osgi.internal.serviceregistry.ServiceRegistry.registerService(ServiceRegistry.java:214) >>>> at >>>> org.eclipse.osgi.framework.internal.core.BundleContextImpl.registerService(BundleContextImpl.java:433) >>>> at >>>> org.eclipse.osgi.framework.internal.core.BundleContextImpl.registerService(BundleContextImpl.java:451) >>>> at >>>> org.wso2.carbon.securevault.internal.SecretManagerInitializerComponent.activate(SecretManagerInitializerComponent.java:48) >>>> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >>>> at >>>> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >>>> at >>>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >>>> at java.lang.reflect.Method.invoke(Method.java:601) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponent.activate(ServiceComponent.java:260) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponentProp.activate(ServiceComponentProp.java:146) >>>> at >>>> org.eclipse.equinox.internal.ds.model.ServiceComponentProp.build(ServiceComponentProp.java:345) >>>> at >>>> org.eclipse.equinox.internal.ds.InstanceProcess.buildComponent(InstanceProcess.java:620) >>>> at >>>> org.eclipse.equinox.internal.ds.InstanceProcess.buildComponents(InstanceProcess.java:197) >>>> at >>>> org.eclipse.equinox.internal.ds.Resolver.buildNewlySatisfied(Resolver.java:473) >>>> at >>>> org.eclipse.equinox.internal.ds.Resolver.enableComponents(Resolver.java:217) >>>> at >>>> org.eclipse.equinox.internal.ds.SCRManager.performWork(SCRManager.java:816) >>>> at >>>> org.eclipse.equinox.internal.ds.SCRManager$QueuedJob.dispatch(SCRManager.java:783) >>>> at org.eclipse.equinox.internal.ds.WorkThread.run(WorkThread.java:89) >>>> at java.lang.Thread.run(Thread.java:722) >>>> Caused by: org.wso2.carbon.ndatasource.common.DataSourceException: >>>> Error in initializing system data sources at >>>> '/home/manorama/Products/CEP/wso2cep-4.0.0-alpha/repository/conf/datasources/ml-datasources.xml' >>>> - System datasource WSO2ML_DBcan not be updated. >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceManager.initSystemDataSource(DataSourceManager.java:188) >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceManager.initSystemDataSources(DataSourceManager.java:164) >>>> ... 40 more >>>> Caused by: org.wso2.carbon.ndatasource.common.DataSourceException: >>>> System datasource WSO2ML_DBcan not be updated. >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceRepository.registerDataSource(DataSourceRepository.java:344) >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceRepository.addDataSource(DataSourceRepository.java:473) >>>> at >>>> org.wso2.carbon.ndatasource.core.DataSourceManager.initSystemDataSource(DataSourceManager.java:185) >>>> ... 41 more >>>> >>>> [2] >>>> https://github.com/wso2/product-cep/commit/355c60e860c2ff555a0b6ec82ef33714aecba932 >>>> >>>> >>>> Thanks. >>>> >>>> -- >>>> Manorama Perera >>>> Software Engineer >>>> WSO2, Inc.; http://wso2.com/ >>>> Mobile : +94716436216 >>>> >>> >>> >>> >>> -- >>> Manorama Perera >>> Software Engineer >>> WSO2, Inc.; http://wso2.com/ >>> Mobile : +94716436216 >>> >> >> >> >> -- >> *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 >> > > > > -- > > Thanks & regards, > Nirmal > > Associate Technical Lead - Data Technologies Team, WSO2 Inc. > Mobile: +94715779733 > Blog: http://nirmalfdo.blogspot.com/ > > > -- Thanks & regards, Nirmal Associate Technical Lead - Data Technologies Team, WSO2 Inc. Mobile: +94715779733 Blog: http://nirmalfdo.blogspot.com/
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