Matthew Dillon is trying to track down a Hammer bug where directory entries (files, usually) are missed, whether it’s with ls or find or similar. Has this happened to you? It’s apparently very hard to duplicate, so please speak up if it has.
Hammer’s ‘undo’ now has the ability to index and automatically diff historical versions of files for you, thanks to a patch from Joel K. Pettersson. (He’s got more ideas, too.
A bunch of links, cause that’s the easiest way to get this all out:
Hammer filesystem, meet Hammer OS. Please don’t take this seriously.