Linux/Unix Commands





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LINUX / UNIX cmd
LINUX/UNIX Commands tutorial/reference - Find linux cmd, syntax, example Introduction
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du Linux Commands

Tutorials Linux-commands

Topic

What is Linux du Command?



Explanation

du COMMAND:
     du command is used to report how much disk space a file or directory occupies.

SYNTAX:
  The Syntax is
     du [options] directories

OPTIONS:
     
-a Displays the usage of space that each file is taking up.
-k Write the files size in units of 1024 bytes, rather than the default 512-byte units.
-s Instead of the default output, report only the total sum for each of the specified files.
-L Process symbolic links by using the file or directory which the symbolic link references, rather than the link itself.
-x When evaluating file sizes, evaluate only those files that have the same device as the file specified by the file operand.



EXAMPLE:
     
  1. du -a images
    Output:
    12      images/daisy.jpg
20      images/flo.gif
76      images/CHILD.gif
12      images/indigo.gif
152     images/flower.gif
12      images/sunflower.jpg
12      images/tulip-flower-clipart5.gif
12      images/flower.jpg
8       images/thumbnail.aspx
8       images/baby.jpg
12      images/woodpecker.gif
168     images/baby.gif
8       images/thumbnail.jpg
1012    images/house.bmp
12      images/peacock.gif
1544    images

    Displays the size of each file in the specified directory.

  2. du -s images
    Output:
    1544    images

    Displays the total disk space used by the specified directory.

  3. du -h
    Output:
    84K

    Displays the current folder capacity.

  4. du -h file1.php
    Output:
    8.0K file1.php

    Displays the storage capacity of file1.php.





A Note

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