hi,

perhaps you should wait for CAS 3.5 which contains support for EHCache (see 
[1]). I think the release is planed for this june.

cheers
odilo

[1] https://wiki.jasig.org/display/CASUM/EhcacheTicketRegistry

On May 28, 2012, at 19:58 PM, Myn Harry wrote:

> Hi:
> 
> I have read the CAS clustering doc at 
> https://wiki.jasig.org/download/attachments/28574591/Clustering+CAS.pdf?version=1&modificationDate=1268947376041
> 
> Our University is still evaluating CAS 3.4.11 and the evaluation has moved on 
> to maintainability and operational tasks etc.
> 
> Based on the University's expectation of future loads etc, we will probably 
> have 3 CAS servers runnung concurrently behind a load balancer.
> 
> The two options most available to us to making the CAS server HA are:
> 
> 1) jBoss Cache
> 2) JPA (using Oracle as the DB)
> 
> We are not familiar with jBoss and are learning towards experimenting with 
> JPA, on an Oracle DB, but were worried w.r.t issues reported at 
> http://jasig.275507.n4.nabble.com/JpaTicketRegistry-A-Sinking-Ship-td4256973.html
> 
> We  do not want to use TerraCotta/MemCache.
> 
> Can the lists provide guidance on whether to use the jBoss or JPA approach 
> for CAS server high availability?
> 
> Thanks.
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