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The who command

The who command lets you print out a list of logged-in users, the current run level of the system and the time of last system boot.

Examples

  1. Print out all details of currently logged-in users

who -a

  1. Print out the list of all dead processes

who -d -H

Syntax:

who [options] [filename]

Additional Flags and their Functionalities

Short Flag Description
-r prints all the current runlevel
-d print all the dead processes
-q print all the login names and total number of logged on users
-h print the heading of the columns displayed
-b print the time of last system boot

Last update: 2022-05-12
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