In an email from Thomas Mahler: "It is also possible to run the ODMG transaction manager in distributed mode. You just have to configure usage of the Persistent Lock Manager in OJB.properties."
The message thread on the mailing list is: configuring OJB in a cluster Norman Jarvis On Mon, 10 Feb 2003 18:34:37 +0100 "Armin Waibel" <[EMAIL PROTECTED]> wrote: > Hi Fernando, > > ----- Original Message ----- > From: "Fernando" <[EMAIL PROTECTED]> > To: "OJB User List (E-mail)" <[EMAIL PROTECTED]> > Sent: Monday, February 10, 2003 6:19 PM > Subject: Does OJB supports clustering in an EJB container? > > > > Hello. > > > > I would like to know if OJB supports clustering in an EJB container. > That > > is, I want to use OJB from inside sessions beans running in a > clustered > > enviro. I want to use OJB cache, and I'm worried about when a > > session > bean > > updates the datastore. > > > > I think currently there is no cluster-safe caching implementation. > There is > a JCS based cache implementation in the code base and on JCS web > page they a promise a multi-tiered cache, but I don't know if this > stuff is ready to work for you > http://jakarta.apache.org/turbine/jcs/RemoteAuxCache.html > > Another possibility could be a JMS-based cache implementation, > but nobody works on such a beast. > > regards, > Armin > > > The question can be illustrated with this: > > > > 1. Cluster A runs a query that loads object O1 into cache (outside a > > transaction). > > 2. Cluster B removes object O1 from the datastore, and commit. > > 3. Cluster A runs the same query again. Will this query return > > object > O1 > > again? > > > > Thanks, > > Fernando > > > > ------------------------------------------------------------------- > > -- To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > -- Norman Jarvis [EMAIL PROTECTED] --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
