Zeke wrote:
> Hi:
>     I have a JBOSS cluster which use Apache with mod_jk as HTTP load 
> balancer. In my cluster, some nodes are deployed web service, but not all. 
> For example, node 1 contains web servicebook_service, I can call the web 
> service using URL "http://www.node1.com/book_service";, but node 2 does not 
> contain it. I hope mod_jk can help me to detect whether the requested web 
> service exists. That is to say, if I call the web service using 
> "http://www.loadbalancer.com/book_service";, mod_jk can know only node 1 
> contains the web service and node 2 not, then the request will always be 
> dispatched to node 1. But with my current configuration on mod_jk and Apache, 
> I fount that the request can be dispatched to node 2. Then surely exception 
> will be thrown, since the web service not exists on node 2. 
>     Can mod_jk support it? Do I need some specific configuration?
>     Any suggestion from you will be very appreciated!

Only map the web service url to the nodes where it exists.

Mark



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