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Re: Signing server? (Re: Updates testing for F-11)



Am Freitag, den 12.06.2009, 08:48 -0700 schrieb Toshio Kuratomi: 
> On 06/12/2009 08:14 AM, Christoph Wickert wrote:
> > Am Freitag, den 12.06.2009, 05:34 +0200 schrieb Kevin Kofler:
> 
> >> I don't see what it buys our users if they get one big update over 2 small
> >> ones. 
> > 
> > In most cases the biggest part (consuming time and cpu cycles) of the
> > updates is not installing them but everything else like checking for new
> > packages, downloading the metadata,
> 
> This portion of the list is saved.

This part happens in the background without user's notice, so this
portion irrelevant.

> > calculating dependencies,
> > downloading the packages and running the transaction test. Especially
> > for small updates this takes much more time than the actual "rpm -U"
> > part.
> > 
> 
> But this portion of your list is dependent on the size of the
> transaction so it isn't going to halve the time to go from two small
> updates to a single large update here.

But this is the portion that requires user interaction, what happens
between the first update notice and the message that all updates were
installed. So from a users POV the time is reduced dramatically. I think
it could even more than halve because scriptlets are only running once
instead of several times.

> -Toshio

Regards,
Christoph


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