Just tried a netinst again yesterday - and was surprised that the PReP boot
partition is now recognized.

Boot starts, but fails at.

boot: Linux
Please wait, loading kernel...
   Elf64 kernel loaded...
Loading ramdisk...
ext2: i/o error 2133571364 in read
ramdisk loaded at 01700000, size: 8192 Kbytes
OF stdout device is: /vdevice/vty@30000000
Preparing to boot Linux version 3.2.0-4-powerpc64
(debian-ker...@lists.debian.or

....
[    0.504591] Initializing network drop monitor service
[    0.504850] List of all partitions:
[    0.504859] No filesystem could mount root, tried:
[    0.504873] Kernel panic - not syncing: VFS: Unable to mount root fs on
unkno                            wn-block(0,0)
[    0.504883] Call Trace:
[    0.504895] [c00000007e47fc30] [c0000000000134e0] .show_stack+0x80/0x130
(unr                            eliable)
[    0.504912] [c00000007e47fce0] [c0000000004b9054] .panic+0x88/0x204
[    0.504927] [c00000007e47fd80] [c000000000676f3c]
.mount_block_root+0x2b0/0x2                            c8
[    0.504953] [c00000007e47fe50] [c000000000677140]
.prepare_namespace+0x170/0x                            1b0
[    0.504968] [c00000007e47fee0] [c000000000676b14]
.kernel_init+0x204/0x20c
[    0.504982] [c00000007e47ff90] [c00000000001ca0c]
.kernel_thread+0x54/0x70
[    0.510270] Rebooting in 180 seconds..EPOW <0x64400400000006c 0x0 0x0>

As the initial "complaint" seems to be solved for netinst, going to try DVD
install (and see if I can look at the current yaboot.conf, etc.. to figure
out what is going wrong.

One thing I noticed, that is a surprise is:
[    0.000000] Using 1TB segments
 As I do not think my model support 1TB segments

but later may be okay as:
[    0.469005] HugeTLB registered 16 MB page size, pre-allocated 0 pages
[    0.469021] HugeTLB registered 16 GB page size, pre-allocated 0 pages

Anyway, a lot to learn.

Thanks to whoever for fixing the yaboot installation error (or did I fix it
by having done an install with 6.0.7 - question: should I zero out the disk
and try a netinst again?)


On Thu, Aug 8, 2013 at 4:00 PM, Lennart Sorensen <
lsore...@csclub.uwaterloo.ca> wrote:

> On Thu, Aug 08, 2013 at 06:59:01PM +0800, Michael Felt wrote:
> > Well, I tried the install again. ANd made a small change. The previous
> > attempt was using a logical volume as the data area exported to the
> > partition as hdisk0. I'll repeat that later - as a test. However, when
> > installing to an iscsi disk (exported via vscsi to client, so iscsi
> mounted
> > by the VIOS - I do this regularly for AIX installs).
> > I get a disk partiton proposal that I expect:
> >
> >
> >   +-------------------------¦ [!] Partition disks
> > +-------------------------+
> >   ¦
> > ¦
> >   ¦ Selected for partitioning:
> > ¦
> >   ¦
> > ¦
> >   ¦ SCSI1 (0,1,0) (sda) - AIX VDASD: 12.9 GB
> > ¦
> >   ¦
> > ¦
> >   ¦ The disk can be partitioned using one of several different schemes.
> > ¦
> >   ¦ If you are unsure, choose the first one.
> > ¦
> >   ¦
> > ¦
> >   ¦ Partitioning scheme:
> > ¦
> >   ¦
> > ¦
> >   ¦        All files in one partition (recommended for new users)
> > ¦
> >   ¦        Separate /home partition
> > ¦
> >   ¦        Separate /home, /usr, /var, and /tmp partitions
> > ¦
> >   ¦
> > ¦
> >   ¦     <Go Back>
> > ¦
> >   ¦
> > ¦
> >
> >
> +-------------------------------------------------------------------------+
> >
> > This is with an iscsi disk being presented via vscsi interface
> >
> >
> >   +------------------------¦ [!!] Partition disks
> > +-------------------------+
> >   ¦
> > ¦
> >   ¦ This is an overview of your currently configured partitions and mount
> > ¦
> >   ¦ points. Select a partition to modify its settings (file system, mount
> > ¦
> >   ¦ point, etc.), a free space to create partitions, or a device to
> > ¦
> >   ¦ initialize its partition table.
> > ¦
> >   ¦
> > ¦
> >   ¦          Configure the Logical Volume Manager
> > ¦
> >   ¦          Configure encrypted volumes                        ¦
> > ¦
> >   ¦                                                             ¦
> > ¦
> >   ¦          SCSI1 (0,1,0) (sda) - 12.9 GB AIX VDASD            ¦
> > ¦
> >   ¦          >     #1  primary    7.3 MB  B  K                  ¦
> > ¦
> >   ¦          >     #2  primary   12.3 GB     f  ext4    /       ¦
> > ¦
> >   ¦          >     #5  logical  591.4 MB     f  swap    swap    ¦
> > ¦
> >   ¦                                                             ¦
> > ¦
> >   ¦          Undo changes to partitions
> > ¦
> >   ¦          Finish partitioning and write changes to disk
> > ¦
> >   ¦
> > ¦
> >   ¦     <Go Back>
> > ¦
> >   ¦
> > ¦
> >
> >
> +-------------------------------------------------------------------------+
> >
> > But, in the end, install fails - no recognizable boot partition.
> >
> >
> >
> > However, when studying what was made - the partitioner seems to know what
> > is about:
> >
> >   +------------------------¦ [!!] Partition disks
> > +-------------------------+
> >   ¦
> > ¦
> >   ¦ You are editing partition #1 of SCSI1 (0,1,0) (sda). No existing file
> > ¦
> >   ¦ system was detected in this partition.
> > ¦
> >   ¦
> > ¦
> >   ¦ Partition settings:
> > ¦
> >   ¦
> > ¦
> >   ¦             Use as:         PowerPC PReP boot partition
> > ¦
> >   ¦
> > ¦
> >   ¦             Bootable flag:  on
> > ¦
> >   ¦
> > ¦
> >   ¦             Copy data from another partition
> > ¦
> >   ¦             Erase data on this partition
> > ¦
> >   ¦             Delete the partition
> > ¦
> >   ¦             Done setting up the partition
> > ¦
> >   ¦
> > ¦
> >   ¦     <Go Back>
> > ¦
> >   ¦
> > ¦
> >
> >
> +-------------------------------------------------------------------------+
> >
> >
> > So, is this a bug - in what, and if so, where do I submit my findings?
>
> Good question.  Certainly a PReP boot partition of about 8MB is exactly
> what you want on an IBM powerpc machine.
>
> --
> Len Sorensen
>

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