Fedora caching suggestion

[Mark]

> I have a hunch what you are describing might be the result of the menu
> stuff getting pushed out of cache.  Certainly the idea to pin/weight
> things like the menu stuff in cache must have been discussed before,
> though I couldn't immediately find such a thread via google.  I have
> vague memories of being annoyed by slow menus and googling and
> discovering that windows provides a method to tag some stuff in cache as
> more important, and thus less likely to be pushed out of cache.

A fix for that would be good.