Software Management call for RFEs

Florian Weimer fweimer at
Fri May 31 09:44:51 UTC 2013

On 05/29/2013 11:06 PM, James Antill wrote:
> On Wed, 2013-05-29 at 20:33 +0200, Florian Weimer wrote:
>> I did some tests and cold cache performance tests on an old Debian
>> installation.  Performance with cold caches is more than adequate.
>> Full-text searches take about two seconds.  Package installation reaches
>> the confirmation prompt (after dependency resolution) in less than three
>> seconds, even for ridiculously complex tasks such as installing the
>> entire KDE desktop (365 additional packages on my test system).
>> In contrast, on Fedora or RHEL systems, 30 seconds for dependency
>> resolution with a cold cache are common, plus around 6 seconds for
>> loading all the Python code for yum.  /usr/bin/time reports much more
>> I/O than it does non Debian (about ten times as much, as reflected in
>> the wall clock time).
>   Yeh, it's almost like yum is dealing with more data:

Are the yum numbers current?  I don't think filelists are processed by 
current yum if that can be avoided.

Anyway, let's hope that DNF will make all that history. 8-)

Florian Weimer / Red Hat Product Security Team

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