Linux Command Reference

Linux is a free and open source operating system widely used on both servers and PCs. Linux commands are tools that come with this operating system to perform various tasks.

whereis

Find binary programs, code and other related file paths

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whatis

Query what function a command performs

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wget

Linux system download file tool

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wc

Count the number of bytes, words, and lines of a file

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watch

The output results of the command can be output to the standard output device, which is mostly used to execute commands periodically/scheduledly.

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wall

Output information to all currently open terminals on the system

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wait

Wait for the process to finish executing and return

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w

Display the information of users currently logged into the system

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volname

Displays the volume name of the specified ISO-9660 format device

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vmstat

Show virtual memory status

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vi

Powerful plain text editor

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vgscan

Scan and display volume groups in the system

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