In Linux, the df du command is as follows: the Basic Linux Command df and the du command parameters in linux are described. I. df command parameters in linux: the df command parameters in linux are used to view the status information of the Linux File System and display the capacity, used, unused, and mount points of each partition. For example: df-k displays information about each partition in kilobytes KB. df-h displays information about each partition in GB. df-a displays information about all partitions, including partitions with a size of 0. df- T display partition type EXT2, EXT3, and other 2. linux du command parameters: in linux, The du command parameter is used to view the file or folder size. For example: du-B/home is displayed in bytes. The size of each sub-folder in the/home folder is displayed in kilobytes. The total size of the/home folder is displayed in KB. introduction to common command parameters of command df and du in linux, if you are interested in more parameter meanings, you can study them on your own.