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From Filip Hanik - Dev Lists <devli...@hanik.com>
Subject Re: tomcat 6.0.18 clustering.. session getting replicated partially
Date Tue, 25 Nov 2008 01:55:47 GMT
post a sample app, and we can test it out

Filip

rohit aman wrote:
> Hi,
>
>    I had setup a tomcat cluster with two nodes. followed the instructions
> from "tomcat 6 clustering how to" document. I created a sample
> application to test out my cluster.  This application has a cart where u can
> add items.
>
> now, the problem is, not all session variables are getting replicated. below
> is the scenario..
>
> 1)start tomcat 1
> 2)access the cart add items to it ( lets say added 5 items )
> 3)start tomcat 2
> 4)add some more items ( 3 more...so totally 8) ( this is done using tomcat 1
> again because my LB is configured for sticky sessions)
> 5)stop tomcat 1
> 6)access the cart (now the request goes to tomcat 2)...here *I can only see
> the first 5 items where as it should be 8. *So, the next three did not get
> replicated.
>
> whichever session or session attribute gets created when both nodes are
> running is not getting replicated for some reason.
>
> I am monitoring both nodes with Jconsole. In Jconsole the number of session
> for the application =  sessions in node 1 + sessions in node 2. So, this
> says that sessions are being replicated. But, I am not sure why I am not
> able to access all sessions/sessionAttributes.
>
> Any help is very much appreciated.
>
> Thanks
> Rohit
>
>   


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