David Brownlee writes:
> 	Unified buffer & VM cache, and some way around the problem of sync
> 	writes slowing down the disk. (NT's metadata journalling is better
> 	at this, and shouldn't corrupt the disk no matter when you hit
> 	the power switch (reportedly) (allegedly) (or so its said :)

The latter is a significant one. When doing installs I typically turn
off sync metadata writes and suddenly the thing speeds up
dramatically. Unfortunately, this is dangerous to do regularly, but a
proper way to do metadata journaling would make everything ever so
much more bulletproof.

Perry