Cheers to David Currie for pointing out that while the WebSphere Integration Developer user interface allows you to specify an event sequencing qualifier inside a mediation module, if you attempt to deploy the solution to an WebSphere Enterprise Service Bus Server, you’ll get exceptions. Interestingly enough, if you deploy the same Mediation Module to WebSphere […]
WebSphere Process Server: Messages sitting on queues unprocessed
We’re battling another runtime problem. We’re on 6.0.2.3 and WAS 6.0.2.23 and have a situation where our modules that enable Event Sequencing seem to deadlock when trying to pick messages up off the queue. The transactions then time-out in a sea of exceptions. We have a messaging engine cluster (set to 1 of N) and […]
Event Sequencing Message Locking – Resolution!
In a previous post, I discussed the DeveloperWorks Process Server Endurance article. In that article, they ran into a situation where the number of maxMessages was breached (100 by default). At my client site, we had a situation where messages in an Event Sequenced queue would remain locked forever, causing the maxMessages to be breached. […]