What Is the W Command in Linux?
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The command w on many Unix-like operating systems provides a quick summary of every user logged into a computer, 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: who, uptime, and ps -a.

What does w mean in Linux?

w command in Linux is used to show who is logged on and what they are doing. This command shows the information about the users currently on the machine and their processes. … The PCPU time is the time used by the current process, named in the “what” field.

What does U w mean in Linux?

You can protect individual files by changing their permissions, by means of the chmod command (which stands for “change mode”) to remove write permission. Use the command like this: chmod u-w myfile. where u-w means “remove write permission for user” and myfile is the name of the file to be protected.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.

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