Estimate file space usage
du FILE
Shows the file size of FILE
-h Print sizes in human readable format-s Only display the total for each file-c Produce a grand total-d, --max-depth=N Only print the file size for directories at maximum N levels deep-a Include files in the output, not only directories
du -h *
Show the file space usage for files in the current directory in human readable format
Show total disk usage
du -ch *
Prints the total as well
Do not print files in subdirectories
du -sh *
du -had 1 /home
Show the file space usage in human readable format for files and directories directly in the home directory