[ZODB-Dev] More timing data

[Greg Ward]

On 11 December 2002, Jeremy Hylton said:
> It seems like the real solution is to get rid of _sane(), but I'm not
> sure if that's safe in 3.1.x release.  Since non-transactional undo
> will be gone in 3.2, there's no reason to have _sane() or any of the
> other code that deals with the 'u' status.

Consider the special case of a FileStorage that has never had undo()
called on it.  Would it be safe to skip the call to _sane() in that
case?  (I might just make that a local change.)

        Greg