Managing your application

These commands can be used to control and configure your application.

Command	Description
af start [appname]	Starts an application.
af stop [appname]	Stops an application.
af restart [appname]	Restarts an application.
af mem [appname] [memsize]	Updates the amount of memory allocated for your application.
af map [appname] [url]	Maps an application to a given URL.
af unmap [appname] [url]	Removes an application from a given URL.
af instances [appname]	Displays the configured instances of an application along with state (for example, RUNNING) and start time for each one.
af instances [appname] [num]	Changes the number of configured instances.
af env [appname]	Lists custom environment variables for an application.
af env-add [appname] [variable=value]	Adds an environment variable specific to an application.
af env-del [appname] [variable]	Removes an environment variable for an application.

The basic commands to start, stop, and restart are described...