df

df command examples

Displays the file system disk space usage. By default df -k displays output in bytes.

$ df -k

Filesystem           1K-blocks      Used Available Use% Mounted on

/dev/sda1             29530400   3233104  24797232  12% /

dev/sda2            120367992  50171596  64082060  44% /home

df -h displays output in human readable form. i.e size will be displayed in GB’s.

linuxcare@rax-laptop:~$ df -h

Filesystem            Size  Used Avail Use% Mounted on

/dev/sda1              29G  3.1G   24G  12% /

/dev/sda2             115G   48G   62G  44% /home

Use -T option to display what type of file system.

linuxcare@rax-laptop:~$ df -T

Filesystem    Type   1K-blocks      Used Available Use% Mounted on

/dev/sda1     ext4    29530400   3233120  24797216  12% / 

/dev/sda2     ext4   120367992  50171596  64082060  44% /home