w (Unix)

{{Short description|Unix computer command}}

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| operating system = Unix and Unix-like

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The command w on many Unix-like operating systems provides a quick summary of every user logged into a computer,{{cite book|url=https://books.google.com/books?id=hS6VRhqdA6sC&pg=PA58 |title=Learning UNIX with examples|author=David Martínez Perales|date=23 March 2009|publisher=Lulu.com |isbn=9781409253792}} what each user is currently doing, and what load all the activity is imposing on the computer itself. The command is a one-command combination of several other Unix programs: {{mono|who}}, {{mono|uptime}}, and {{mono|ps -a}}.

Example

Sample output (which may vary between systems):

$ w

11:12am up 608 day(s), 19:56, 6 users, load average: 0.36, 0.36, 0.37

User tty login@ idle what

smithj pts/5 8:52am w

jonesm pts/23 20Apr06 28 -bash

harry pts/18 9:01am 9 pine

peterb pts/19 21Apr06 emacs -nw html/index.html

janetmcq pts/8 10:12am 3days -csh

singh pts/12 16Apr06 5:29 /usr/bin/perl -w perl/test/program.pl

References

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