I've had luck with debugging locally, in a single-process context, not expecting to reproduce the problem when unfamiliar with the codebase to get a good unders

I've had luck with debugging locally, in a single-process context, not expecting to reproduce the problem when unfamiliar with the codebase to get a good understanding of what's happening when in the code. That tells me where I need to add metrics, logging, etc for the distributed deploy.