The CFCs that are presisted in the server scope do not manage any user
specific information. The CFCs manage information that is the same
across all CF Server instances.
That is how CFCs are able to be stored in the server scope in a clustered app.
HTH,
t
On Wed, 26 Jan 2005 20:25:30 +0100, Micha Schopman
<[EMAIL PROTECTED]> wrote:
> Sean Corfield posted a link on his blog to a Macromedia technote which warns
> for the use of client variables in combination with asynchronous requests
> from the same client.
>
> The comments turned into a nice technical discussion about the use of cfc's
> stored in a persistent scope and the use in a clustered environment.
>
> The macromedia documentation states:
>
> "You cannot cluster session-based persistent ColdFusion Components. You
> cannot store ColdFusion components in the session scope when using clustering
> and session failover. Currently ColdFusion MX does not support serialization
> of CFCs; therefore, you cannot replicate their state across a ColdFusion MX
> cluster. The following code demonstrates storing an instance of a components
> in the session scope. "
>
> With a simple example of what cannot be done in a clustered environment:
> <cfset
> session.securitycomp=CreateObject("component","directory.componentname")>
>
> With the ability of CFC's since CFMX, and so, storing complex data into a
> persistent scope, how do other users with extensive use of CFC's in
> persistent scope handle this?
>
> I've read somewhere the Macromedia stores CFC's in the server scope, but I
> can imagine the website doesn't run on a single server. How do they manage
> this?
>
> Maybe Macromedia also reads this, are there plans to support clustered
> complete data in future?
>
>
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