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Re: pseudo-image rational



On Mon, 16 Apr 2001, Vagn Scott wrote:
> Paul Smith wrote:
> > 
> > just curious about the rational behind the cd-image creation process. why is
> > the pseudo-image step necessary? why not just rsync or ftp the .iso file
> > from a mirror? since the rsync step fills in the blanks, so to speak, of the
> > pseudo-image step anyway, it seems like two steps when really just one of
> > them would work.
> 
> Most people get bits from the local hard disk a lot faster than
> they get bits over the network.  The psuedo-image kit finishes in
> minutes, instead of hours, on most "fast" connections.

That's one part of the story; the other is that we have only a few CD image
mirrors and about 250 packages mirrors, and the Kit does a great job to
distribute the used bandwidth more evenly between all mirrors. Remember that
every single bit flowing from any of the Debian mirrors is sponsored by
someone, and this way the people who invested in big disks for the CD images
don't have to pay that much for their net connection. 


Regards,
  Anne Bezemer



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