[Yum-devel] new depsolver: just a data point

seth vidal skvidal at linux.duke.edu
Sun Mar 4 21:48:29 UTC 2007


On Sun, 2007-03-04 at 16:45 -0500, Jesse Keating wrote:
> On Sunday 04 March 2007 16:35:40 Terje Rosten wrote:
> > Just some timing results on a rawhide system with about 250 updates:
> >
> > $ time echo n | python yummain.py update > /tmp/yum-cvs-patchset-1979.log
> > 2>&1 real    8m59.145s
> > user    8m10.109s
> > sys     0m29.935s
> >
> > $ time echo n | apt-get dist-upgrade > /tmp/apt-get-dist-upgrade.log 2>&1
> > real    0m11.850s
> > user    0m7.286s
> > sys     0m3.155s
> >
> > That is 539 vs 11 seconds.
> 
> Wouldn't that second one need to be an apt-get update; apt-get dist-upgrade ?
> 
> Also, you didn't show whether or not the yum cache was "warm" or "cold".

doesn't really matter, it's a long ass time and I bet 90% of the time
was spent in the depsolver which we already know is
slooooooooooooooooooooooooooooooooow.

-sv





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