-[ server ]-------------
start                                   - start the server
stop                                    - stop the server
status                                  - show current status of the server
logs [logfile]                          - tail the server logs

-[ login ]--------------
login                                   - login to the nominated host
logout                                  - logout from the nominated host
use <host> [port]                       - use the given host and optional port
help                                    - show this
version                                 - show the version number (also -v)

-[ system ]-------------
system create                           - create a new blank system
system link <path>                      - link an existing system living at <path>
system unlink <sys>                     - unlink a system from this instance
system list                             - list all systems in this instance
system current <sys>                    - get the deployed revision of this system
system analyze <sys> <env>              - run an analysis for this system and
                                          output the results
system check <sys>                      - run an analysis and check it against the
                                          expected deployed system configuration
system compile <sys>                    - run a compile of the system description
                                          to generate a full system definition

-[ container ]----------
container list <sys>                    - list all containers in this system
container build <sys> <con> [rev] [tar] - build a specific container at a given revision
                                          with default 'latest' and target 'alltargets'
container buildall <sys> [rev] [tar]    - build all containers in this system at a
                                          given revision with default 'latest' and target
                                          'alltargets'

-[ revision ]-----------
revision get <sys> <rev>                - get a specific revision for a system
revision list <sys>                     - list revision history for this system
revision deploy <sys> <rev> <env>       - deploy a specific revision of this
                                          system to the named environment
revision mark <sys> <rev>               - mark a specific revision as deployed
revision preview <sys> <rev> <env>      - preview the deploy operations for a
                                          specific revision of this system to
                                          the named environment

-[ timeline ]-----------
timeline list                           - All recored events by nscale in this system