On Wed, Sep 21, 2011 at 2:24 PM, guclu akkaya <[email protected]>wrote:
> Thank you for your answers, > > What we want to achieve in our environment is to build a cluster of 3 > DSS servers. Their configuration are common and stored by the GREG. This > section was successfully configured. In the front end we want a load > balancer(LB), which is capable of handling protocol requests(e.g. > http/https) to 3 active DSS nodes in the protocol level. However the > count of the nodes of in the cluster will not be limited to 3. So the LB > should have the capability to recognize new members of the DSS cluster. > My question is what wso2 product (probably ESB) should be used and what > should be done as configuration steps? > > http://blog.afkham.org/2011/09/wso2-load-balancer-how-it-works.html will give you an idea about what should be done. I will be writing another blog post on how exactly to configure the LB. > > > > On Wed, 2011-09-21 at 14:06 +0530, Afkham Azeez wrote: > > > > > > On Wed, Sep 21, 2011 at 2:01 PM, Sumedha Rubasinghe <[email protected]> > > wrote: > > > > > > On Wed, Sep 21, 2011 at 11:45 AM, guclu akkaya > > <[email protected]> wrote: > > > > Hi all, > > > > Currently we are trying to prepare our environment by > > clustering 3 DSS > > servers in a clustered manner. For that we want one > > DSS node to be the > > group manager and other to be the slaves. > > > > All DSS nodes have the same capability. Hence, there is no > > in-built concept of group manager & slaves. > > > > > > > > Group manager is a clustering concept which is supported by the Carbon > > framework. In this setup, one DSS instance can be designated as the > > cluster manager, and contain the cluster management component. This > > instance can be used for cluster management purposes, in addition to > > its normal DSS activities. > > > > > > An LB is also a special group manager. However, it is not correct to > > make a DSS group manager into an LB. > > > > > > > > > > Perhaps what you should be considering is having, > > -LB (load balancer) > > -3 DSS nodes > > -Configuration on G-Reg > > > > But, the most accurate answer depends on what you want to > > achieve & the problem your trying to solve. > > > > /sumedha > > > > The articles Introduction to > > WSO2 Carbon Clustering and > > WSO2 Carbon Cluster Configuration Language were great > > help. All members > > all the cluster are using a GREG(wso2 governance > > registry server) as the > > common registry point for the resources such as > > deployed services. For > > the high availability we also want to add a load > > balancer in front of > > our cluster. While reading the articles regarding this > > matter only ESB > > product is mentioned as load balancer. Since the > > articles were at least > > from one year ago, is other products also supporting > > load balancing? Is > > it possible for a group manager DSS node also to take > > the role of a load > > balancer for the cluster? > > > > Thanks > > > > _______________________________________________ > > Carbon-dev mailing list > > [email protected] > > http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev > > > > > > _______________________________________________ > > Carbon-dev mailing list > > [email protected] > > http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev > > > > > > > > > > > > -- > > Afkham Azeez > > Director of Architecture; WSO2, Inc.; http://wso2.com > > Member; Apache Software Foundation; http://www.apache.org/ > > > > email: [email protected] cell: +94 77 3320919 > > blog: http://blog.afkham.org > > twitter: http://twitter.com/afkham_azeez > > linked-in: http://lk.linkedin.com/in/afkhamazeez > > > > > > > > Lean . Enterprise . Middleware > > > > _______________________________________________ > > Carbon-dev mailing list > > [email protected] > > http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev > > > _______________________________________________ > Carbon-dev mailing list > [email protected] > http://mail.wso2.org/cgi-bin/mailman/listinfo/carbon-dev > -- *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 3320919 blog: **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* * * *Lean . Enterprise . Middleware*
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