The rest of the story...
We created an application that uses JBossCache to share objects between nodes
in the cluster. We configured JBossCache to utilize JGroups UDP communication
which from what I can tell is configured nearly identical to the farm deployer.
We noticed that if we ran two
I've commented on the JIRA, but will go into a bit more detail here.
First, the logs you sent me, Adam, showed the file that was being farmed was
actually xxx.ear.filepart not xxx.ear. From that I believe you were using a
tool (perhaps WinSCP?) to upload the file directly to the farm directory.