TLDR
Enter a command. For example: fstrim, pacman mirrors, aptitude.

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}}

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