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From "Craig R. McClanahan" <>
Subject Re: [PROPOSAL Tomcat 4.x] Cluster
Date Mon, 07 May 2001 21:16:56 GMT

On Mon, 7 May 2001, Kief Morris wrote:

> Craig R. McClanahan typed the following on 11:18 AM 5/7/2001 -0700
> >An interesting question is, how do you detect when a session has been
> >"changed"?  Obviously, you can detect setAttribute/removeAttribute, but
> >what about changes to the *internal* state of the attributes themselves
> >that the session does not know about?
> I think we have to consider the session to be "dirty" at the end of
> any request in which it was accessed.

That's certainly feasible, but I'd bet we find it's too conservative a
view given the potential impact on performance
(i.e. "needless" replications).

> Kief


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