- gid (gid of current user) [argument: NULL]
- hostname [argument: NULL]
- ip (ip address) [argument: interface]
+- load_avg (load average) [argument: NULL]
- ram_free (ram usage in percent) [argument: NULL]
- ram_perc (ram usage in percent) [argument: NULL]
- ram_total (ram usage in percent) [argument: NULL]