call ioctl FIEMAP on files with ease
Query file physical extents (FIEMAP) for a given range on disk
Read file data directly from block device using extent information
A speed-first local data deduplication engine using tiered BLAKE3 hashing.
Wrappers around the btrfs userspace interface (ioctls and sysfs)
Fast file counting on HDDs
Directory tree traversal optimized for HDDs