The sys module provides information about the available functions on the minion.
Return the docstrings for all modules, these strings are aggregated into a single document on the master for easy reading.
CLI Example:
salt \* sys.doc
List the functions. Optionally, specify a module to list from.
CLI Example:
salt \* sys.list_functions
List the modules loaded on the minion
CLI Example:
salt \* sys.list_modules
Tell the minion to reload the execution modules
CLI Example:
salt \* sys.reload_modules