Mailinglist Archive: opensuse (5130 mails)

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Re: [opensuse] Upgrade RC1 to RC3?
  • From: Ken Schneider <suse-list2@xxxxxxxxxxxxx>
  • Date: Mon, 01 May 2006 20:31:48 -0400
  • Message-id: <1146529908.1561.24.camel@xxxxxxxxxxxxxxxxx>
On Tue, 2006-05-02 at 01:57 +0200, Carlos E. R. wrote:
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>
> The Tuesday 2006-05-02 at 00:49 +0200, Robert Schiele wrote:
>
> > On Tue, May 02, 2006 at 12:28:07AM +0200, Carlos E. R. wrote:
> > > It could be uncompressed, the differences applied, then recompressed with
> > > something else - but then the checksum would be different.
> >
> > There are more problems than just the checksum. Using different compression
> > would break the iso layout of the disc. Sure, you could have recreated this as
> > well but then what would finally be the point in distributing iso images at
> > all?
>
> I mean that the checksum of the would be different, and this in turn means
> that the iso would be different.
>
> I understand that applydeltaiso decomposes the iso image in the
> separated rpm archives; to each rpm it applies "applydeltarpm",
> generating a new rpm; finally, it collects all those new rpm in a new
> iso image, with the same boot image. The "iso" is generated anew.
>
> However, considering that it takes 50 minutes times 5 disks = 4 hours 10
> minutes to recreate the 5 CDs,

I used 5 konsole windows running concurrently to create the 5 CDs and it
took me 1.5 hours to create the new iso's. This is on a Xeon 2.4Mhz HT
with 768M of ram. Try running two concurrently sometime and see if it
runs faster.

--
Ken Schneider
UNIX since 1989, linux since 1994, SuSE since 1998


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