shrinking the desktop DVD image to 1.5GB

Steve Langasek steve.langasek at
Thu Jun 9 19:02:53 UTC 2011

On Thu, Jun 09, 2011 at 08:36:30PM +0200, Martin Pitt wrote:
> Steve Langasek [2011-06-09 10:49 -0700]:
> > Is there any reason that they have to be in the squashfs image to get that
> > effect?  I know that's how it's architected today, but would it actually be
> > a better experience to have a much smaller squashfs that needs to be
> > unpacked, to which the correct language pack is applied on-the-fly as soon
> > as we know what language the user has selected?

> At least the user wouldn't notice it, if casper would just DTRT
> according to the selected locale. The main drawback that I see is that
> it will take quite some RAM (magnitude of 40 MB for a well-translated
> language) in the live system. The unpack time is certainly not a
> biggie.

Is the RAM actually a problem in practice?  I probably don't understand the
squashfs / aufs architecture well enough; I assumed that the RAM
requirements for this were already quite high and that adding a langpack to
the overlay would have no major impact.

Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
Ubuntu Developer                          
slangasek at                                     vorlon at
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