Both. prelink's C++ optimizations used to be quite time consuming,
On Fri, Jul 10, 2009 at 09:08:49AM +0100, Ron Yorston wrote:
> Jakub Jelinek <jakub redhat com
> >Also, while prelink process has been fairly expensive some years ago, it is
> >much faster these days; if you haven't installed any rpms in the last day,
> >most of the days the cron job will just quit, if you have installed some,
> >for libraries/binaries that don't need reprelinking it will just do a quick
> >stat and nothing else, and even a full prelink takes just a minute or two.
> So what got faster, prelink or hardware?
> My experience, some years ago, was that a full prelink took 35-40 minutes.
> Since I didn't see any visible difference in performance I added "turn off
> prelink" to my list of things to do after installing Fedore.