Report how badly fragmented a particular file might be. More information: https://manned.org/filefrag.
filefrag {{path/to/file}}
filefrag {{path/to/file1}} {{path/to/file2}}
filefrag -b {{path/to/file}}
filefrag -s {{path/to/files}}
filefrag -x {{path/to/files}}
filefrag -v {{path/to/files}}