It means dedicating a Tomcat and JVM instance to only run CAS, as opposed to running multiple webapps in a single container instance.
Best regards, -- Carlos M. Fernández Sr. Enterprise Systems Admin Saint Joseph's University W: 610-660-1501 M: 215-316-1193 E: [email protected] On Jul 25, 2013, at 10:24, Jonathan Rosenberg <[email protected]> wrote: > Thanks for the info. > > I'm unclear about one item, however. You said > > It's easier to simply deploy CAS in a Tomcat instance by > itself and restart the container as part of redeployment. > > What do you mean by "deploy CAS in a Tomcat instance by itself"? What > does "by itself" mean? > > -- > Jonathan Rosenberg > Founder & Executive Director > Tabby's Place, a Cat Sanctuary > http://www.tabbysplace.org/ > > > On Thu, Jul 25, 2013 at 8:35 AM, Marvin S. Addison > <[email protected]> wrote: >>> Has anyone else seen such behavior? >> >> >> See it all the time. The root cause is dangling object references that pin >> the parent class loader and all the classes it loaded on startup. For >> non-trivial apps that is typically a lot of data. Since class definitions >> are placed in the PermGen slot of the JVM, it quickly fills up on repeated >> Webapp deploys. Increasing PermGen size only delays the inevitable. >> >> This comes up occasionally but it's genuinely a difficult problem. It is >> feasible to track down all the places where we might leak resources (e.g. >> thread locals) in CAS, but the problem is fairly intractable when >> considering the myriad libraries on which CAS depends. The Spring Framework >> and Hibernate are two huge dependencies; there are many others. It's easier >> to simply deploy CAS in a Tomcat instance by itself and restart the >> container as part of redeployment. I believe most CAS deployers do this; we >> certainly do. >> >> >> M >> >> -- >> You are currently subscribed to [email protected] as: >> [email protected] >> To unsubscribe, change settings or access archives, see >> http://www.ja-sig.org/wiki/display/JSG/cas-user > > -- > You are currently subscribed to [email protected] as: [email protected] > To unsubscribe, change settings or access archives, see > http://www.ja-sig.org/wiki/display/JSG/cas-user -- You are currently subscribed to [email protected] as: [email protected] To unsubscribe, change settings or access archives, see http://www.ja-sig.org/wiki/display/JSG/cas-user
