Comment 12 for bug 2060248

> if rabbitmq-server's database has open queues, they will be lost on upgrade.

Isn't queue persistence a property of the queue?

Quick googling found this[1], but I'm sure there are more details out there.

1. https://www.rabbitmq.com/docs/classic-queues#:~:text=Persistence%20(Durable%20Storage)%20in%20Classic,transient%20or%20messages%20are%20transient