Re: BD-Uninstallable performance.
On Tue, Aug 04, 2009 at 08:24:54PM +0200, Joachim Breitner wrote:
> Hi,
>
> Am Dienstag, den 04.08.2009, 14:42 +0200 schrieb Stefano Zacchiroli:
> > On Mon, Aug 03, 2009 at 09:45:17PM +0200, Joachim Breitner wrote:
> > > I assume that most of the time is spent generating the fake source
> > > file (in wanna-build), then feeding that to edos-builddebcheck
> > > (perl) which uses add_sources (python) to transform it to a Packages
> > > file. The actualy edos-debcheck run is not the bottle neck. This
> > > should be easily verifiable by observing "ps -A".
> >
> > ACK, that's my feeling as well. Even though I've no access to the said
> > machines, I seriously doubt edos-debcheck can take 10 minutes or so.
>
> note that it's run for each architecture, so even one minute would be a
> tad too long.
>
> > > If the edos-debcheck people could provide a version that has the
> > > builddebcheck part implemented in ocaml, I'm sure things would be
> > > considerably faster.
> >
> > Sure, but as I discussed it will be yet another ack, because currently
> > edos-debcheck has no notion of sources. It can be done
> > nevertheless. Still, before going that way, please check whether
> > python-apt is installed or not.
> >
> > The add-sources.py wrapper uses python-debian which only recommends
> > python-apt. If the latter is not installed however, Sources parsing
> > happens in pure python instead of using libapt-pkg. That can be a
> > serious difference in performances ...
>
> ah, good call. I guess someone with access to that machine should check,
> and then ask DSA to install libapt-pkg.
python-apt is installed, if that is what you mean.
Kurt
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