# rmlint > Find space waste and other broken things on your filesystem. > More information: . - Check directories for duplicated, empty and broken files: `rmlint {{path/to/directory1 path/to/directory2 ...}}` - Check for duplicates bigger than a specific size, preferably keeping files in tagged directories (after the double slash): `rmlint -s {{1MB}} {{path/to/directory}} // {{path/to/original_directory}}` - Check for space wasters, keeping everything in the untagged directories: `rmlint --keep-all-untagged {{path/to/directory}} // {{path/to/original_directory}}` - Delete duplicate files found by an execution of `rmlint`: `./rmlint.sh` - Find duplicate directory trees based on data, ignoring names: `rmlint --merge-directories {{path/to/directory}}` - Mark files at lower path [d]epth as originals, on tie choose shorter [l]ength: `rmlint --rank-by={{dl}} {{path/to/directory}}` - Find files with identical filename and contents, and link rather than delete the duplicates: `rmlint -c sh:link --match-basename {{path/to/directory}}` - Use `data` as master directory. Find only duplicates in backup that are also in `data`. Do not delete any files in `data`: `rmlint {{path/to/backup}} // {{path/to/data}} --keep-all-tagged --must-match-tagged`