Cheat Sheet #day67 - df

df Command Cheatsheet

The df command in Unix-like systems is used to display information about disk space usage. It provides details on disk space usage for mounted filesystems. Here’s a quick reference guide:

Basic Syntax

df [OPTION]... [FILE]...

Common Options

• -h, --human-readable: Print sizes in a human-readable format (e.g., KB, MB, GB).

    df -h
  

• -T, --print-type: Print filesystem type.

    df -T
  

• -i, --inodes: Display inode usage instead of block usage.

    df -i
  

• -a, --all: Include all filesystems, including those with 0 blocks.

    df -a
  

• -t TYPE, --type=TYPE: Limit listing to filesystems of type TYPE (e.g., ext4, nfs).

    df -t ext4
  

Examples

1. Display disk space usage in human-readable format:

    df -h
   

2. Show filesystem type along with usage:

    df -T
   

3. Display inode usage instead of block usage:

    df -i
   

4. Include all filesystems, even those with 0 blocks:

    df -a
   

5. Limit listing to specific filesystem type (e.g., ext4):

    df -t ext4
   

Additional Information

• Help option:

    df --help
  

• View manual page for df:

    man df
  

The df command is essential for monitoring disk space usage on Unix-like systems, providing detailed information about mounted filesystems. For more detailed options and usage scenarios, refer to the man page or use df --help.