Hard Disk Allocation with df and du

Hard disk allocation under Linux can be reviewed using the following commands.

df

disk free displays the free (meaning available) storage space on the hard disk.

• Display free storage space for the entire file system

df -h

• Display free storage space for the local file system

df -hl

du

disk usage displays the storage space in use (meaning not available) on the hard disk.

• Display all storage space in use for the system

du -sh /

• Display the storage space for the Media folder, but ignore all BMP files.

du --exclude="*.bmp*" -sh media/

• Display the storage space for the current directory.

du -sh ./