It looks like it's due to this change setting mongo params for better performance.
https://github.com/juju/juju/commit/e109bbca6712d716309d6fcac2c77fb664ed7c88
It looks like it's due to this change setting mongo params for better performance.
https:/ /github. com/juju/ juju/commit/ e109bbca6712d71 6309d6fcac2c77f b664ed7c88