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Re: -dbg packages; are they actually useful?

On Tue, Mar 03, 2009 at 10:25:06PM -0500, Theodore Tso wrote:
> On Tue, Mar 03, 2009 at 10:12:22PM +0000, Steve McIntyre wrote:
> > 
> > I'm looking at my local mirror (slowly) update at the moment, and I've
> > got to wondering: are the large -dbg packages actually really useful
> > to anybody? I can't imagine that more than a handful of users ever
> > install (to pick an example) the amarok-dbg packages, but we have
> > multiple copies of a 70MB-plus .deb taking up mirror space and
> > bandwidth. I can understand this for library packages, maybe, but for
> > applications?
> There are people working on ways of compressing the debuginfo
> information, and I've been told they might have results within a
> couple of months.  Part of the problem is that depending on how the
> package is built, the -dbg packages can be huge, so it makes the
> cost/benefit ratio somewhat painful.

Compressing -dbg files using dh_builddeb -Zlzma, which uses lzma
compression instead of gzip, gives an average gain of 1.88 in size for
the current -dbg packages we have in sid.

Aurelien Jarno	                        GPG: 1024D/F1BCDB73
aurelien@aurel32.net                 http://www.aurel32.net

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