Disk filesystem – is used to list a full summary of available and used disk space of file system.

df -kh

k: To display all file system information and usage in 1024-byte blocks

h: human readable

Example usage:

[root@login03 ~]# df -kh
Filesystem                    Size  Used Avail Use% Mounted on
/dev/mapper/centos-root       200G   70G  131G  35% /
devtmpfs                      252G     0  252G   0% /dev
tmpfs                         252G  5.3M  252G   1% /dev/shm
tmpfs                         252G  422M  252G   1% /run
tmpfs                         252G     0  252G   0% /sys/fs/cgroup
/dev/sda2                    1016M  247M  770M  25% /boot
/dev/sda1                     200M  9.8M  191M   5% /boot/efi
beegfs_home2                  219T  164T   55T  75% /home2
beegfs_scratch                175T   77T   99T  44% /scratch      82T   72T   11T  88% /userfiles     49T   34T   16T  69% /kuttam   50T   45T  5.7T  89% /datasets

Disks mounted on:

/ : server root disk
/scratch : User home disk
/datasets: General Datasets disk
/userfiles: User Datasets disk
/kuttam: Kuttam disk
/home2 : System Disk