Comment 3 for bug 1630017

------- Comment From <email address hidden> 2016-10-04 01:15 EDT-------
(In reply to comment #6)
> Is this an installation done with manual partitioning? It seems to me like
> this is an unsupported partitioning scheme.
>
> For ppc64el, GRUB typically expects a small (8Mb) partition at the start of
> the disk to use as a location to install PReP.
>
> In this kind of cases, we should still have partman-prep warn the user about
> the lack of a PReP partition, so there is a bug in this case if that doesn't
> happen, regardless of whether this is manual or automatic partitioning.
>
> FWIW, I know that booting from petitboot is a slightly different
> subarchitecture for d-i, but I haven't been able to find the special code
> paths for it at a quick glance in partman; I will dig more once we have the
> information requested above.

Hi,

Yes,this installation is done manually creating 3 partitions as below.

1.8mb-->PowerPC PReP boot partition
2.50 gb-->Swap
3.600 gb-->root as JFS file system

?????????????????????????? [!!] 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 encrypted volumes ?
? Configure iSCSI volumes ? ?
? ? ?
? SCSI4 (0,0,0) (sdj) - 1.0 TB ATA ST1000NX0313 ? ?
? > 1.0 MB FREE SPACE ? ?
? > #1 7.3 MB K ? ============>> PowerPC PReP boot partition
? > #2 50.0 GB f swap swap ?
? > #3 600.0 GB f jfs / ? ?
? > 350.2 GB FREE SPACE ? ?
? SCSI5 (0,0,0) (sdk) - 1.0 TB ATA ST1000NX0313 ?
? ?
? <Go Back> ?
? ?
???????????????????????????????????????????????????????????????????????????

<F1> for help; <Tab> moves; <Space> selects; <Enter> activates buttons

?? [!!] Install the GRUB boot loader on a hard disk ??
???????????? ? ?????????
? ? Unable to install GRUB in /dev/sdj1 ? ?
? ? Executing 'grub-install /dev/sdj1' failed. ? ?
? ? ? ?
? Running "? This is a fatal error. ? ?
? ? ? ?
???????????? <Go Back> <Continue> ? ?????????
? ?
??????????????????????????????????????????????????????

<Tab> moves; <Space> selects; <Enter> activates buttons

Thanks,
Pooja