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Couple of things on this.
What about this product:
http://www.centerfieldtechnology.com/CDROM-Studio/
What about doing your saves to a dvd drive on the ISERIES.
On Mon, Aug 5, 2013 at 9:28 AM, Jim Oberholtzer<midrangel@xxxxxxxxxxxxxxxxx
> wrote:
> One additional point for those of us that create our own distribution
> media ( Which by the way saves many hours at upgrade time since you
> don't have to apply PTFs after the upgrade ). If you need to use option
> 5, then "Work with licensed programs for target release" from the LICPGM
> menu, the presence of the QIAM400 file will stop that option from
> working, with a message that says something like, IBM did not create
> this install media, you can't use it. I get by that by putting the most
> recent LIC spin in the image catalog along with the custom DVD images.
> Then you can build the installation script. ( remove it before you do
> the actual upgrade or you loose the value of the newly created
> distribution media ).
>
>
> Jim Oberholtzer
> Chief Technical Architect
> Agile Technology Architects
>
>
> On 8/5/2013 8:07 AM, DrFranken wrote:
> > HA! Yeah I thought that at some point myself, special hidden files or
> > some bootloader magic in a particular track in sector 0.
> >
> > The secret seems to be this block of files:
> >
> > QFILEBT
> > QFILELDS
> > QFILEMCD
> > QFILESCR
> > QIAMXXX
> >
> > Where QIAMXXX is QIAM400 if you create the disk with LICPGM option 40 or
> > look at old version of the O/S.
> >
> > Clearly if you use a standard burner or Jim's or My favorite program
> > those files will all be on the disk, that's not the issue. I believe the
> > issue is that at the time the disk is written certain parts of the
> > directory or other important things are not always done in a way that
> > the Power System firmware recognizes that there is anything at all on
> > the disk.
> >
> > What I can tell you is that when it's going to fail, it's going to fail
> > FAST. You get like one blink on the DVD drive and done. It's as if the
> > disk is seen as completely empty or perhaps just blank. When it's going
> > to work you see multiple blinking fits and after 30 or so seconds it
> > goes on steady as these files are loaded to memory.
> >
> > Popping the disk into a machine that is up and running and you CAN see
> > the files. I suspect there is less 'intelligence' in the firmware so it
> > spends less time interrogating the disk. With the O/S up and running it
> > either works harder or has code that recognizes a disk that's not
> > 'perfectly' burned.
> >
> > - Larry "DrFranken" Bolhuis
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