boltdb/bolt — pull request #178 by benbjohnson (2014-05-28 18:52:47+00:00)
Title: Optimize Tx.Check().

This commit removes several memory allocations occurring on every page and also caches the freelist map used when iterating over the pages. This results in significantly better performance.

*See line notes for additional details.*

/cc @snormore @mkobetic