Quick Answer: How to Check Disk Usage in Linux?

Linux command to check disk space

• df command – Shows the amount of disk space used and available on Linux file systems.
• du command – Display the amount of disk space used by the specified files and for each subdirectory.
• btrfs fi df /device/ – Show disk space usage information for a btrfs based mount point/file system.

How do I free up disk space on Linux?

Freeing disk space on your Linux server

1. Get to the root of your machine by running cd /
2. Run sudo du -h –max-depth=1.
3. Note which directories are using a lot of disk space.
4. cd into one of the big directories.
5. Run ls -l to see which files are using a lot of space. Delete any you don’t need.
6. Repeat steps 2 to 5.

How can I tell which files are taking up space Linux?

Find Largest Directories in Linux

• du command: Estimate file space usage.
• a : Displays all files and folders.
• sort command : Sort lines of text files.
• -n : Compare according to string numerical value.
• -r : Reverse the result of comparisons.
• head : Output the first part of files.
• -n : Print the first ‘n’ lines.