I've seen similar stuff, for me -XX:+HeapDumpOnOutOfMemoryError is a great thing, especially if set up to keep at max one dump to avoid out of disk errors. I

I've seen similar stuff, for me -XX:+HeapDumpOnOutOfMemoryError is a great thing, especially if set up to keep at max one dump to avoid out of disk errors. I feel managing dpendency jars separately was weird even in 2010, I always do a shaded jar or at least an maven assembly folder as a deployable to make sure the server runs the same combination as on my machine.