[Yum-devel] [PATCH] Delta and global FileRequires Resolving

[seth vidal]

On Tue, 2007-03-20 at 20:56 +0100, Terje Røsten wrote:
> Florian Festi
> > On my PC "echo n |yum update" is now appr. 100% faster when trying
> > to update 60 pkgs. Larger and more complicated cases or packages with 
> > lots of files may gain even more.
> >
> I get 4:30 and 19:15, for 63 packages in 114 MB. Better, but not there 
> yet...
> 
> BTW:
> 
> Can someone explain how the new depsolver works?
> 

The choice is:
 iterate all the files per-package 
 or
 download the filelists xml/db for any update.

it's a tradeoff of speed vs bandwidth. I was talking to jeremy about
this after you posted this and I'm going to put back the downloading of
filelists. Just to see how much of a dent we can make on update
depsolving.

-sv