Re: Why Debian has only 3 DVD's ISO?
On Wed, May 08, 2013 at 12:45:50PM -0600, Bob Proulx wrote:
>arypsg wrote:
>> Why Debian has only 3 DVD's ISO?
>
>All of the DVDs images are available. It is only that Debian is not
>hosting them as iso images on their download site. There are 10 DVD
>images for amd64.
>
>But only a very unusually rare number of people will need any of the
>higher numbered DVD images. I assume this is an academic question of
>yours as to why the images are not available?
>
>> I thought amd64 and i368 are common architectures in Debian, but it seems
>> that I was wrong, as you on
>> http://www.debian.org/devel/debian-installer/ you said:
>> " For the less common architectures only a limited number of images from
>> the CD and DVD sets is available as ISO file. The full sets are only
>> available via jigdo."
>
>That does seem like a minor documentation bug that should be updated
>on that page. Until they became so large all images were hosted there.
Correct; looks like I missed some references on the website when we
changed from the all-iso policy. I'll fix that now.
>> On http://cdimage.debian.org/debian-cd/7.0.0/amd64/iso-dvd/ there are only
>> 3 DVD's ISO.
>
>It is a problem of mirror site disk space and bandwidth. Mirror sites
>do not have infinite disk space nor infinite bandwidth. There is a
>cost to everything. At some point there isn't enough space nor
>bandwidth nor the associated actual cost of hosting them. Mirrors
>would stop hosting Debian if it grew without bounds.
>
>Therefore compromises must be made. The very little used images are
>not hosted. It is very unusual for anyone to need or to use those
>images. However they are available and you can create them for
>yourself very easily.
>
>If you desire any or all of the 10 DVD set for amd64 then they are
>available for very easy creation using jigdo-lite. Here is an example.
>
> # apt-get install jigdo-file
>
> $ mkdir jigdo-stuff
> $ cd jigdo-stuff
> $ jigdo-lite --noask http://cdimage.debian.org/debian-cd/7.0.0/amd64/jigdo-dvd/debian-7.0.0-amd64-DVD-1.jigdo
> ...lots of output and some minutes of time...
> OK: Checksums match, image is good!
>
> $ ls -ldog debian-7.0.0-amd64-DVD-1.iso
> -rw-rw-r-- 1 3998007296 May 8 12:39 debian-7.0.0-amd64-DVD-1.iso
>
>Very easy! I did the above as I wrote this response to verify that
>the process was exactly as I cut and pasted it. (I also needed to
>make a disk image for my own purposes so it was convenient to do.)
Thanks for describing the jigdo process so well. :-)
--
Steve McIntyre, Cambridge, UK. steve@einval.com
"Since phone messaging became popular, the young generation has lost the
ability to read or write anything that is longer than one hundred and sixty
characters." -- Ignatios Souvatzis
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