
Create a crontab which moves deleted instances rows to another database table that you don't have to backup. This is done to optimize database management at scale. Depending on the amount of deleted instances that you get on a daily basis you want to modify the $max_rows parameter. This feature is implemented as in nova CLI and addressed by this blueprint: https://blueprints.launchpad.net/nova/+spec/db-archiving Change-Id: Id9c50e82347562255e5b31cd1442ec0de46c48eb