Linux commands: du
A quick guide to the `du` command, used to calculate the space usage of files and directories
The du
command will calculate the size of a directory as a whole:
du
The 32
number here is a value expressed in bytes.
Running du *
will calculate the size of each file individually:
You can set du
to display values in MegaBytes using du -m
, and GigaBytes using du -g
.
The -h
option will show a human-readable notation for sizes, adapting to the size:
Adding the -a
option will print the size of each file in the directories, too:
A handy thing is to sort the directories by size:
du -h <directory> | sort -nr
and then piping to head
to only get the first 10 results:
The
du
command works on Linux, macOS, WSL, and anywhere you have a UNIX environment
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