Find and Remove Duplicate Files
Install Fdupes: Search for duplicate files in directory: Recursive search in all sub-directories: Delete duplicate files in directory: Recursively delete duplicate files in all sub-directories:
Delete
Directory Operations
DU (Disk Usage) command Lists directories with sizes in human readable format (Gb,Mb): Or you can show sizes of entire directory sub tree: Deletes directory and all files in it without prompting: