On Wed, Mar 20, 2024 at 07:40:05PM -0700, Darrick J. Wong wrote: > > Well xfs_verity.c could just zlib/zstd/whatever compress the contents > > and see if that helps. We only need a ~2% compression to shrink to a > > single 4k block, a ~1% reduction for 64k blocks, or a 6% reduction for > > 1k blocks. > > ...or we just turn off the attr remote header for XFS_ATTR_VERITY merkle > tree block values and XOR i_ino, merkle_pos, and the fs uuid into the > first 32 bytes. That does sound much better than wasting the space or crazy compression schemes.