On Fri, Apr 29, 2016 at 8:26 PM, Dulitha Wijewantha <[email protected]> wrote:
> Hi guys, > I read the article [1] that details a performance test conducted on CEP > integration on Storm. I have some questions regarding how this integration > actually work and how this fits in with the DAS picture. > > 1) In the article it says that siddhi runs inside storm. Does this mean > that we have converted siddhi engine to a bolt to run inside the storm > environment? > Yes > 2) How is the CEP query broken down into bolts and spouts? In the > documentation its states we have a bunch of annotations to set bolts and > spouts for the plan. For example:- do we need to change the way we do a > window count? Like create streams separately for the spouts or is this > handled by CEP manager? > If partiions are defined, a single query will broke down to multiple bolts. Otherwise, each query map to a one bolt > 3) What's the exact difference of Siddhi and Storm? I feel like both have > the same concepts. > https://iwringer.wordpress.com/2015/12/15/cep-vs-streaming-processing-vs-cep-engines-vs-streaming-analytic-engines/ 4) In a DAS Deployment - does this mean that the event receiver node is > going to communicate with storm for processing? Will this incur a > significant performance hit on the event receiver? > Suho, please respond > > [1] - > http://wso2.com/library/articles/2015/12/article-distributed-scaling-of-wso2-complex-event-processor/ > > Cheers! > > -- > Dulitha Wijewantha (Chan) > Software Engineer - Mobile Development > WSO2 Inc > Lean.Enterprise.Middleware > * ~Email [email protected] <[email protected]>* > * ~Mobile +94712112165 <%2B94712112165>* > * ~Website dulitha.me <http://dulitha.me>* > * ~Twitter @dulitharw <https://twitter.com/dulitharw>* > *~Github @dulichan <https://github.com/dulichan>* > *~SO @chan <http://stackoverflow.com/users/813471/chan>* > -- ============================ Blog: http://srinathsview.blogspot.com twitter:@srinath_perera Site: http://home.apache.org/~hemapani/ Photos: http://www.flickr.com/photos/hemapani/ Phone: 0772360902
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