On Fri, Jan 24, 2003 at 10:22:12PM +0100, Eduard Bloch wrote: > #include <hallo.h> > * Sven Hoexter [Fri, Jan 24 2003, 09:50:56PM]: > > > Why? For the compression utility? In the last version (in Sid), there is > > > a more efficient tool that does not need to keep the whole image in the > > > memory while compressing it. > > I thought that you have to write the whole iso somewhere bevor you can burn it > > but Grisu said something about doing this with pipes. I will look into this > > topic when I did my first steps with the debian-cd stuff - in one or two > > weeks I think ;) > > Actually, it depends on what you mean. You have two ISO images while > mastering KNOPPIX. One is written from the native Debian filesystem and > can be compressed on the fly. The result is the big KNOPPIX file that > takes 99% of the KNOPPIX-CD. Then you need another mkisofs to create the > Knoppix-CD-ISO, together with the boot-floppy, docs, demo files, etc. > The problem is: this external mkisofs run needs to know about the file > sizes. You cannot fool it with a pipe getting data from the process > compressing the internal KNOPPIX volume. > > I can imagine a way to work around this problem, using multiple > sessions. The problems: > > a) It is not known wheter all BIOS types will boot from multisessions CDs > b) Knoppix' boot image needs modifications to load the KNOPPIX volume from > a hidden session > c) Klaus' CD mastering scripts need some changes We need this all, only if we make some Knoppix like system... for the record _I_ said this: If we make a DVD, on this DVD will be the normal 'KNOPPIX' directory with the normal big KNOPPIX file. From this DVD you can burn a normal Knoppix-CD with a mkiso and a cdrecord on the fly with a normal pipe. If you like to make a remastered Knoppix, you need space (>1GB) and you can't use the pipe... Gruss Grisu -- Michael Bramer - a Debian Linux Developer http://www.debsupport.de PGP: finger grisu@db.debian.org -- Linux Sysadmin -- Use Debian Linux "Unix ist ein Konzept! Windows hat garkeins (oder wo sind die Gemeinsamkeiten von Win 3, 9x, und NT?)" -- Lakmal Gunasekara <Gunasekara@t-online.de>
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