Load balancing requirements for clustering CAS 3.0.x+
Matt Sciulli
matts at astrology.com
Tue Aug 7 14:59:33 EDT 2007
Mike,
How do you replicate the ticket cache? Isn't that an application scope
object?
Matt
Mike Kennedy wrote, On 8/7/2007 9:32 AM:
> At our site we have CAS clustering working with an F5 load balancer
> using sticky sessions. However, if the load balancer detects that a node
> fails it migrates those sessions to another node where the Tomcat
> session and ticket cache have already been replicated.
>
> In other words, we use sticky sessions and have uninterrupted service
> within the cluster.
>
> On Tue, 2007-08-07 at 11:05 -0500, Andrew R Feller wrote:
>
>> Q: Are there any load balancing requirements for clustering CAS 3
>> server?
>>
>>
>>
>> While following the Clustering CAS walkthrough in the CAS wiki, I
>> notice it didn’t go in-depth about what options are available. Aside
>> from using sticky sessions to redirect the user back to the CAS server
>> they were authenticated against, what other options are available? I
>> would prefer not to use sticky sessions as we want uninterrupted
>> service within the cluster.
>>
>>
>>
>> Thanks,
>>
>>
>>
>> Andrew R Feller, Analyst
>>
>> Subversion Administrator
>>
>> University Information Systems
>>
>> Louisiana State University
>>
>> afelle1 at lsu.edu
>>
>> (office) 225.578.3737
>>
>>
>>
>>
>> _______________________________________________
>> Yale CAS mailing list
>> cas at tp.its.yale.edu
>> http://tp.its.yale.edu/mailman/listinfo/cas
>>
--
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Matt Sciulli
Senior Software Developer, Astrology.com, iVillage Inc., an NBC Universal company
http://www.astrology.com
Office: (415) 447-6193 Ext. 832 * Cell: (415) 317-4119
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