# Culling Containers with a Leaky Bucket ClassDojo occasionally has a few containers get into bad states that they're not able to recover from. This normally happens when a connection for a database gets into a bad state—we've seen this with Redis, MySQL, MongoDB, and RabbitMQ connections. We do our best to fix these problems, but we also want to make it so that our containers have a chance of recovering on their own without manual intervention. We don't want to wake people up at night if w...