Simple tool for finding duplicated extents and submitting them for deduplication. When given a list of files it will hash their contents on a block by block basis and compare those hashes to each other, finding and categorizing blocks that match each other. Duperemove can also submit those extents for deduplication using the Linux kernel extent-same ioctl.

This is a companion discussion topic for the original entry at https://copr.fedorainfracloud.org/coprs/fdobrovolny/duperemove/