$ sudo maas admin events query hostname=os-ceph-03.maas level=INFO limit=200
sudo: unable to resolve host maas-region-rack-00
usage: maas [-h] COMMAND ...

optional arguments:
  -h, --help      show this help message and exit

drill down:
  COMMAND
    refresh       Refresh the API descriptions of all profiles.
    logout        Log out of a remote API, purging any stored credentials.
    list          List remote APIs that have been logged-in to.
    login         Log in to a remote API, and remember its description and
                  credentials.
    init          Initialize controller.
    config        View or change controller configuration.
    status        Status of controller services.
    migrate       Perform migrations on connected database.
    apikey        Used to manage a user's API keys. Shows existing keys unless
                  --generate or --delete is passed.
    createadmin   Create a MAAS administrator account.
    changepassword
                  Change a MAAS user's password.

http://maas.io/

argument COMMAND: invalid choice: 'admin' (choose from 'refresh', 'logout', 'list', 'login', 'init', 'config', 'status', 'migrate', 'apikey', 'createadmin', 'changepassword')