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From Roy McMorran <>
Subject Re: Session Replication in Cluster
Date Fri, 03 Apr 2009 20:28:12 GMT
Caldarale, Charles R wrote:
>> From: Roy McMorran []
>> Subject: Re: Session Replication in Cluster
>> If the session ID changes from "ABC123.node1" to "ABC123.node2", then
>> you will start a new session at the browser.
> No, you get a new *cookie* at the browser; the session is something only the server has
cognizance of.  Assuming your session replication across nodes is working properly, the user
sitting at the browser won't know that anything has changed.
Thanks Chuck, that was helpful.  I think I was being misled by the 
behavior of the application I'm trying to cluster.  It looked like a 
whole new session had been established after the failover, but upon 
closer investigation I can see now that is not the case.

Best wishes,

Roy McMorran
Systems Administrator
MDI Biological Laboratory

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