An Introduction to Oban for Elixir Monitoring Using AppSignal

Oban is a robust background job processing library for Elixir that uses PostgreSQL, MySQL, or SQLite for job storage without requiring Redis. The tutorial covers setting up Oban with Phoenix, integrating AppSignal for monitoring, and understanding common challenges like queue overloading, failed jobs, database contention, and worker crashes. AppSignal provides automatic instrumentation for job execution times, slow jobs, and errors, while custom metrics and dashboards can be created for deeper insights into application-specific requirements.