How to deploy and manage units
Basic Usage
To deploy a single unit of MySQL Router using its default configuration:
juju deploy mysql-router --channel dpe/edge
Scaling
MySQL Router is a subordinated charm, both scaling-up and scaling-down operations are performed via principal application using juju add-unit:
juju add-unit application -n <desired_num_of_units>
The subordinated application will be scaled automatically, following the principal application.