DisplayDiskSpace

This page was last updated on July 18, 2009.

Disk Free Space

• Use this command to check how big your drives are and how much space is used and free.

df -h

• Example result:

Filesystem            Size  Used Avail Use% Mounted on
/dev/sda3             292G  130G  147G  47% /
varrun               1013M  180K 1013M   1% /var/run
varlock              1013M     0 1013M   0% /var/lock
udev                 1013M   44K 1013M   1% /dev
devshm               1013M     0 1013M   0% /dev/shm
lrm                  1013M   20M  994M   2% /lib/modules/2.6.24-23-generic/volatile
/dev/sda1             950M  110M  793M  13% /boot

Note: The -h argument makes it human readable.

Directory Size

To check the size of a specific directory, substitute the path to the directory for * in any of the commands below.

• This command displays the size in MB of the folders and/or files in the current directory:

du -sm * | sort -n

• Example result:

1       draft
1       inbox
1       queue
1       sent
1       trash
179     Saved Mail

Note: Any folder or file that is 1MB or smaller will be displayed as 1.

• This command displays the size in KB of the folders and/or files in the current directory:

du -sc * | sort -n

• Example result:

12      draft
12      inbox
12      queue
12      sent
192     trash
182508  Saved Mail
182748  total

• This command displays the size in KB and MB of the folders and/or files in the current directory:

du -sh * | sort -n

• Example result:

12K     draft
12K     inbox
12K     queue
12K     sent
179M    Saved Mail
192K    trash

• This command displays the size in KB and MB of all the folders and or files in the current directory and all its subdirectories:

du -h * | sort -n

Obligatory Happy Ending

And they all lived happily ever after. The end.

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