[NTLUG:Discuss] Grub assistance

[terry]

On Jan 22, 2008 3:20 PM, Mike LaPlante <mike at dividia.net> wrote:
> Okay, I have a Fedora 7 system that has /dev/sda as a windows drive, and
> /dev/sdb as linux. However, I haven't booted the windows drive in over a
> year so I was wanting to pull that drive out of the system.
>
> My concern is that this will piss off grub. I'm thinking before I do
> that I need to change some lines in grub. I'm just not sure which ones I
> need to mess with. Also wonder if I need to mess with fdisk and change
> the boot partition.
>
> Here is my current grub.conf
> ----------------------------------------
> # grub.conf generated by anaconda
> #boot=/dev/sda
> default=0
> timeout=5
> splashimage=(hd1,1)/grub/splash.xpm.gz
> hiddenmenu
> title Fedora (2.6.23.12-52.fc7)
>         root (hd1,1)
>         kernel /vmlinuz-2.6.23.12-52.fc7 ro root=LABEL=/1 noapic
>         initrd /initrd-2.6.23.12-52.fc7.img
> title Other
>         rootnoverify (hd0,0)
>         chainloader +1
> ---------------------------------------------
> And here is the output of fdisk -l
> ------------------------------------------
> Disk /dev/sda: 61.4 GB, 61471162368 bytes
> 255 heads, 63 sectors/track, 7473 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sda1   *           1        3824    30716248+   7  HPFS/NTFS
>
> Disk /dev/sdb: 120.0 GB, 120000000000 bytes
> 255 heads, 63 sectors/track, 14589 cylinders
> Units = cylinders of 16065 * 512 = 8225280 bytes
>
>    Device Boot      Start         End      Blocks   Id  System
> /dev/sdb1   *           1        6374    51199123+   7  HPFS/NTFS
> /dev/sdb2            6375        6387      104422+  83  Linux
> /dev/sdb3            6388        6648     2096482+  82  Linux swap / Solaris
> /dev/sdb4            6649       14589    63786082+   5  Extended
> /dev/sdb5            6649       14589    63786051   83  Linux
>
>
> Note it appears I left an NTFS partition on the second drive. I forgot
> all about that until just now. >.<
>
> So do I need to change the commented out boot=/dev/sda in grub? No idea
> why its commented out, I've never touched the file. And I think I would
> need to change the root lines to root (hd0,1) or something like that?
>
> Thanks
> Mike
>

[Assuming this is an IDE drive - and that the new machine will boot to
master on the second IDE port], install grub to it's own MBR and put
it in the other machine as is, (as master on the second IDE port), so
that it comes up as  /dev/sdb

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