Was this test done with a single MB instance or while having more than 1 MB instance in the same cluster?
On Thu, Apr 30, 2015 at 5:56 PM, Ramith Jayasinghe <[email protected]> wrote: > HI Shanker, > We keep lots of state in Hazel-cast IMaps for MB. > What we want to achieve by this experiment is to figure out weather we > can reduce the inconsistencies that could happen during failover scenarios > (we are yet to do a failover test round with this, will keep everyone > updated with the progress). > > May be we can make this the default way of keeping slot based information > if things work better compared hazelcast approach ( - again we are going to > determine by testing the performance and failover scenarios). > > However, I prefer to keep both options available for the users and then > eventually deprecate one approach over time. > > > On Thu, Apr 30, 2015 at 5:28 PM, Selvaratnam Uthaiyashankar < > [email protected]> wrote: > >> >> >> On Thu, Apr 30, 2015 at 5:00 PM, Anuja Herath <[email protected]> wrote: >> >>> Hi, >>> >>> Is it single node MB? >>> >>> No, It is a cluster. I used two MB nodes for testing. Publisher in one >>> node and Subscriber in another node. >>> >>> Database is in the same machine? >>> >>> For MS SQL, I used a separate machine with database server. >>> For MySQL, I used database in the same machine. >>> >>> Any reason why we used MSSQL? >>> >>> MB performs faster in MS SQL, So initially, we wanted to test new >>> implementation in that best case. >>> We are planning to continue testing with other databases as well. >>> >>> Result looks there are not much difference between the two. So, what is >>> the conclusion? >>> >>> MB is heavily depend on Hazelcast and use several hazelcast maps. And >>> also we faced several problems related to that. >>> This implementation was done as an experiment to release that heavy >>> dependency on Hazelcast. >>> We did not expect to increase performance with this implementation. But >>> at the same time, we did not want to decrease performance with a new >>> implementation. >>> So with these preliminary test results, we concluded that there is no >>> much different in performance between using RDBMS and Hazelcast for storing >>> slot information. >>> >>> If the new implementation works with further testing, we will add an >>> option to select either RDBMS or Hazelcast for storing slot information. >>> >> >> >> So, this is going to be one more configuration? How the users will know >> which one is good for them? >> >> >> >>> >>> Thanks, >>> Anuja >>> >>> On Thu, Apr 30, 2015 at 4:29 PM, Selvaratnam Uthaiyashankar < >>> [email protected]> wrote: >>> >>>> Is it single node MB? >>>> Database is in the same machine? >>>> Any reason why we used MSSQL? >>>> Result looks there are not much difference between the two. So, what is >>>> the conclusion? >>>> >>>> On Thu, Apr 30, 2015 at 12:12 PM, Anuja Herath <[email protected]> wrote: >>>> >>>>> Hi, >>>>> >>>>> I have implemented storing slot information using RDBMS. Previously MB >>>>> used Hazelcast for storing these slot information. I have attached >>>>> performance comparison related to above implementation. >>>>> >>>>> [1] Performance Results - >>>>> https://docs.google.com/a/wso2.com/spreadsheets/d/1O9Mr-TiZaIyOBox4KhxQkcy_puG_i9JXe4xbPY3QPg4/edit?usp=sharing >>>>> >>>>> [2] Redmine Project - https://redmine.wso2.com/issues/3801 >>>>> >>>>> Thanks, >>>>> Anuja >>>>> >>>>> -- >>>>> Anuja Herath >>>>> *Software Engineer* >>>>> *WSO2, Inc.* >>>>> Mobile : +94 (0)71 429 8861 >>>>> >>>>> _______________________________________________ >>>>> Architecture mailing list >>>>> [email protected] >>>>> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture >>>>> >>>>> >>>> >>>> >>>> -- >>>> S.Uthaiyashankar >>>> VP Engineering >>>> WSO2 Inc. >>>> http://wso2.com/ - "lean . enterprise . middleware" >>>> >>>> Phone: +94 714897591 >>>> >>>> _______________________________________________ >>>> Architecture mailing list >>>> [email protected] >>>> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture >>>> >>>> >>> >>> >>> -- >>> Anuja Herath >>> *Software Engineer* >>> *WSO2, Inc.* >>> Mobile : +94 (0)71 429 8861 >>> >> >> >> >> -- >> S.Uthaiyashankar >> VP Engineering >> WSO2 Inc. >> http://wso2.com/ - "lean . enterprise . middleware" >> >> Phone: +94 714897591 >> >> _______________________________________________ >> Architecture mailing list >> [email protected] >> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture >> >> > > > -- > Ramith Jayasinghe > Technical Lead > WSO2 Inc., http://wso2.com > lean.enterprise.middleware > > E: [email protected] > P: +94 777542851 > > > _______________________________________________ > Architecture mailing list > [email protected] > https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture > > -- *Afkham Azeez* Director of Architecture; WSO2, Inc.; http://wso2.com Member; Apache Software Foundation; http://www.apache.org/ * <http://www.apache.org/>* *email: **[email protected]* <[email protected]> * cell: +94 77 3320919blog: **http://blog.afkham.org* <http://blog.afkham.org> *twitter: **http://twitter.com/afkham_azeez* <http://twitter.com/afkham_azeez> *linked-in: **http://lk.linkedin.com/in/afkhamazeez <http://lk.linkedin.com/in/afkhamazeez>* *Lean . Enterprise . Middleware*
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