Проверьте, какие пользователи являются частью группы Linux
grep 'group-name-here' /etc/group
Poised Partridge
grep 'group-name-here' /etc/groupUser: the owner of the file (person who created the file).
Group:the group can contain multiple users. Therefore, all users in that group will have the same permissions. It makes things easier than assign permission for every user you want.# this will display what groups the active user is in
groups groups $username