groupadd

Add user groups to the system. See also: groups, groupdel, groupmod. More information: https://manned.org/groupadd.

Create a new group:

sudo groupadd {{group_name}}

Create a new system group:

sudo groupadd --system {{group_name}}

Create a new group with the specific groupid:

sudo groupadd --gid {{id}} {{group_name}}