[RFC, PATCH 0/12] xfs: compound buffers for directory blocks

[Christoph Hellwig]

On Wed, Dec 07, 2011 at 05:18:11PM +1100, Dave Chinner wrote:
> The series passes xfstests on 4k/4k, 4k/512b, 64k/4k and 64k/512b
> (dirblksz/fsblksz) configurations without any new regressions, and
> survives 100 million inode fs_mark benchmarks on a 17TB filesystem
> using 4k/4k, 64k/512b and 64k/512b configurations.

Do you have any benchmark numbers showing performance improvements
for the large directory block case?