How do I List All Groups in Linux


Linux methods can have a number of customers which are divided into many teams. These teams are the number of customers with the similar set of privileges like studying, writing, or executing permission for a specific document or assets shared some of the customers of that workforce. Linux means that you can upload a brand new person or the prevailing person to the prevailing workforce for using the privileges of that specific workforce that it’ll grant. We will be informed concerning the more than a few Linux teams and the right way to listing the entire contributors of the crowd.

Types of Groups in Linux

Linux has two varieties of teams that include a number of customers:

  • Primary or Login Group: it’s the workforce related to the recordsdata created through a particular person. The title for that number one workforce has the similar title because the person’s title that can create that particular document. Each person should belong to precisely a unmarried workforce.
  • Secondary or Supplementary Group: you’ll use this sort of workforce to grant privileges to a suite of customers that belong to that workforce. A person may also be assigned to no or extra secondary teams.

Listing Users on Linux

For record the entire customers provide at the Linux machine, you’ll run the cat command at the ‘/and so on/passwd” document. This command will lend a hand in returning the selection of customers which are provide at the Linux machine.

Also, use the “less” or “more” command for navigating throughout the person’s listing.

$ cat /and so on/passwd

$ much less /and so on/passwd

$ extra /and so on/passwd

Listing Users Using the /and so on/passwd File

For record the usernames at the Linux machine, you’ll use the “cat” command after which pipe the output to the “cut” command to isolate the usernames to be had within the first column within the listing. Run the below-mentioned command as proven beneath.

$ cat /and so on/passwd | minimize -d: -f1

Listing Usernames Using awk

For record the usernames at the Linux machine, use the “cat” command after which pipe the output to the “awk” command that works very similar to the “cat” command.

Here we’re the usage of the “awk” interpreter, as proven beneath.

$ cat /and so on/passwd | awk -F: ‘{print $1}’

Listing Usernames Using getent

Use the getent command at the side of the “passwd” argument for record the usernames to be had on Linux. Also, you’ll point out the non-compulsory person that you wish to have to be displayed at the display screen.

getent passwd optional_user>

The getent command retrieves the entries from the Name Service Switch databases. It is a Unix software for retrieving entries from more than a few information assets. Check the listing of the knowledge assets to be had from the nsswitch.conf, which is saved at /and so on.

If you wish to have to listing the entire customers with the assistance of the getent serve as, you’ll run the next command.

Listing the Connected Users on Your Linux Host

To get the listing of the customers hooked up to the Linux machine, you’ll use the next command.

Using this command, you’ll give you the hooked up customers’ listing and the shell they’re the usage of.

Also, you’ll use the “users” command to get the similar consequence because the “who” command, as proven beneath.

Listing Groups Using /and so on/workforce File

Use essentially the most repeatedly used “cat” command to get the listing of the teams to be had within the “/etc/group” document. When you run the command, you’ll get the listing of the teams.

$ cat /and so on/workforce

$ much less /and so on/workforce

$ extra /and so on/workforce

But if you’re searching for the crowd names which are provide within the “/etc/group” document, use the cat command after which pipe the output to the “cut” command as proven beneath.

$ cat /and so on/workforce | minimize -d: -f1

$ cat /and so on/workforce | awk -F: ‘{print $1}’

Also, if you wish to isolate one workforce to test what customers belong to that workforce, use the beneath command.

$ cat /and so on/workforce | grep workforce>

Listing Groups Using getent

You can use the “getent” command for record the customers at the Linux machine.

$ getent database> key>

If you don’t give you the key, you’ll get all of the workforce document.

Listing Groups for the Current User

Using the “group” command will show a listing of teams a particular person is in.

If you don’t supply any argument, you’ll get the listing of the teams for the person that runs the command.


The Linux machine comprises customers and teams in numerous recordsdata. Sometimes it turns into necessary to get the person main points and to which workforce they belong. Thus Linux gives some instructions to help you to reach that. You can run some instructions to get the person main points and the crowd to which they belong. You too can get the whole listing of customers at the Linux machine, energetic customers, and teams names.

You can undergo this text to get more than a few instructions for buying the listing of the entire teams in Linux and know the way they paintings.

This website uses cookies to improve your experience. We'll assume you're ok with this, but you can opt-out if you wish. Accept Read More