[Rpm-maint] [PATCH] [RFC] 33% speedup in RPM!

Adam Jackson ajackson at redhat.com
Tue Jun 26 12:45:26 UTC 2007


On Tue, 2007-06-26 at 12:02 +0200, Michael Schroeder wrote:
> On Tue, Jun 26, 2007 at 12:59:28AM -0400, Bill Nottingham wrote:
> > Testing used for the following patch:
> > 
> > - P4, 2Ghz
> > - 512MB memory
> > - local repos
> > - upgrade a F7 GA chroot (866 packages, desktop install)
> >   to updates + updates-testing, using yum
> > - upgrades done on a fresh reboot (clean cache)
> > 
> > The attached patch shaves the run time for the full update from
> > 22m37s to 15m19s. Even accounting for minor differences in disk
> > location, that's a *significant* savings.
> 
> If you just want to speed up ldconfig, here's a glibc patch for you.
> We've got it in SUSE Linux since SL10.0, no problems so far.

Interesting, but what I really want to see is add-one and remove-one
semantics for ldconfig(8).

- ajax




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