DF Command Detailed

First, DF

function:

Displays the available disk space on the disk partition, with the default display in kilobytes. You can use this command to get information about how much space the hard disk is taking up and how much space is left.

Options:

-A: Includes all file systems

-H: Displays the information unit display in a more readable manner g,m,kb

-

H: The same as the-h parameter, but is calculated in 1000Bytes as the alternate unit, not 1024Bytes

-I: displaying inode information

-k:kilobytes Set block size to 1024 bytes

-

L: Show only the local file system

-m:megabytes block size is 1048576 byte megabytes

-P--portability using POSIX output format

-T--type: Displays only disk information for the specified file system type

-T--print-type: Displays the type of file system

-X--exclude-type: Do not display disk information for the file system type

--block-size: Displays the number of chunks in the specified chunk size

--sync: Perform sync instructions before obtaining disk usage information

--no-sync: Do not perform sync instructions until the disk usage information is obtained. This is a preset value

/dev/shm: is actually a virtual file system of memory virtualization. File speed is not important can be written in this directory

DF Command Detailed