7 useful du commads to check the disk usage

By | January 10, 2018

7 useful du commads to check the disk usage

The Linux “du” (Disk Usage) is a standard Unix/Linux command, used to check the information of disk usage of files and directories on a machine. The du command has many parameter options that can be used to get the results in many formats. The du command also displays the files and directory sizes in a recursively manner.

Here, we will discuss about the 7 useful du commands

1. To find out the disk usage summary of a /home/directoryname directory tree and each of its sub directories. Enter the command as:

du /home/directoryname

2. Using “-h” option with “du” command provides results in “Human Readable Format“. Means you can see sizes in Bytes, Kilobytes, Megabytes, Gigabytes etc.

du -h /directoryname

3. To get the summary of a grand total disk usage size of an directory use the option “-s” as follows.

du -sh /directoryname

4. Using “-a” flag with “du” command displays the disk usage of all the files and directories.

du -a /directoryname

5. Using “-a” flag along with “-h” displays disk usage of all files and folders in human readeable format.

du -ah /directoryname

6. To get the summary of disk usage of directory tree along with its subtrees in Megabytes (MB) only by using this option “-mh”

du -mh /directoryname

7. The “-c” flag provides a grand total usage disk space at the last line

du -c /directoryname



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