yum version 2.1.9-1

[seth vidal]

> Every run of yum?  I dont see that happening.  My understanding that
> the logic behind the "MD Read" step was added specifically to make
> repeated runs of yum faster, if a repository has not changed. If a
> repository has changed since the last run of yum the new xml metadata
> has to be parsed, there is no way around that.
> So if you run yum only once a day against the development tree... you
> won't see a benefit here because the development tree changes every
> day. If you run yum in a cronjob in a clever way, so all its doing is
> pulling metadata somewhat perioudicly and building the cached binary
> pickle object(s), any subsequent run of yum will use the cached pickle
> if it can to save you time.
> 
> Then again... using the newest version of yum im not seeing the "MD
> Read:" step anylonger so i have no idea if my understanding is now
> out-dated again.

No, you're metadata is just cached.

if you want to see it again run:
yum clean cache

and then it will reimport it all again.

OR

if you want generate all the caches of the metadata run:
yum makecache
<go get coffee>

-sv