Notes by vishalk17 ( t.me/vishalk17 ) Devops Chapter 3 : Linking/archieve/add-remove-users/disk space/size of file ===================================================================== groupadd command in Linux with examples Groups in Linux refer to the user groups. In Linux, there can be many users of a single system. In a scenario where there are many users, there might be some privileges that some users have and some don’t, and it becomes difficult to manage all the permissions at the individual user level. So using groups, we can group together a number of users, and set privileges and permissions for the entire group. groupadd command is used to create a new user group. We can use either usermod or gpasswd command to add user to group in Linux operating system. And both commands are very easy to use. Syntax groupadd [option] group_name ...