Redirect Grub or copy new boot

Mark Sargent powderkeg at snow.email.ne.jp
Sat Mar 12 11:24:55 UTC 2005


Paul Howarth wrote:

>On Sat, 2005-03-12 at 16:24 +0900, Mark Sargent wrote:
>  
>
>>Hi All,
>>
>>after not finding any solution for my previous FC2 install(couldn't load 
>>X system), I went ahead and did a fresh install of FC3 on to another 
>>partition. I didn't create another boot partition, as I was thinking I 
>>could either redirect grub to the boot dir for the new install or copy 
>>the dir/files onto the existing boot partition. Which way would you 
>>do/have done it..? Cheers.
>>
>>new install = /dev/hda5
>>boot partition = /dev/hda9
>>old install = /dev/hda12
>>    
>>
>
>I usually install with multiple partitions/logical volumes anyway.
>
>I assume that your entire new installation went into /dev/hda5 and you
>didn't tell the installer to re-use the existing /boot partition
>in /dev/hda9?
>
>You can configure your existing FC2 grub to chain-load the FC3 grub
>from /dev/hda5, or you could copy the grub.conf kernel entries from your
>FC3 install into your FC2 grub.conf. I would do the former rather than
>the latter, because the latter would require you to repeat the operation
>every time you upgraded the FC3 kernel.
>
>If you post the output of "fdisk -l /dev/hda" and your FC2 grub.conf
>file, you might get more specific help.
>
>Paul.
>  
>
Hi All,

here is what was asked for. FC2 grub.conf and fdisk output,

Grub:
# grub.conf generated by anaconda
#
# Note that you do not have to rerun grub after making changes to this file
# NOTICE:  You have a /boot partition.  This means that
#          all kernel and initrd paths are relative to /boot/, eg.
#          root (hd0,9)
#          kernel /vmlinuz-version ro root=/dev/hda11
#          initrd /initrd-version.img
#boot=/dev/hda
default=0
timeout=10
splashimage=(hd0,8)/grub/splash.xpm.gz
password --md5 $1$zVCW8EN2$ZVsfDdJMJGmcxb/qge15k0
title Fedora Core (2.6.10-1.14_FC2)
    root (hd0,8)
    kernel /vmlinuz-2.6.10-1.14_FC2 ro root=LABEL=/ rhgb quiet
    initrd /initrd-2.6.10-1.14_FC2.img
title Fedora Core (2.6.10-1.12_FC2)
    root (hd0,8)
    kernel /vmlinuz-2.6.10-1.12_FC2 ro root=LABEL=/ rhgb quiet
    initrd /initrd-2.6.10-1.12_FC2.img
title Fedora Core (2.6.9-1.11_FC2)
    root (hd0,8)
    kernel /vmlinuz-2.6.9-1.11_FC2 ro root=/dev/hda12 rhgb quiet
    initrd /initrd-2.6.9-1.11_FC2.img
title Fedora Core (2.6.9-1.6_FC2)
    root (hd0,8)
    kernel /vmlinuz-2.6.9-1.6_FC2 ro root=/dev/hda12 rhgb quiet
    initrd /initrd-2.6.9-1.6_FC2.img
title Fedora Core (2.6.5-1.358)
    root (hd0,8)
    kernel /vmlinuz-2.6.5-1.358 ro root=/dev/hda12 rhgb quiet
    initrd /initrd-2.6.5-1.358.img
title Windows
    rootnoverify (hd0,0)
    chainloader +1


FDisk:
Disk /dev/hda: 45.0 GB, 45020602368 bytes
255 heads, 63 sectors/track, 5473 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes

   Device Boot      Start         End      Blocks   Id  System
/dev/hda1   *           1         510     4096543+   b  W95 FAT32
/dev/hda2             511        5473    39865297+   f  W95 Ext'd (LBA)
/dev/hda5   *         511        1020     4096543+   7  HPFS/NTFS
/dev/hda6            1021        2138     8980303+   b  W95 FAT32
/dev/hda7            2139        3688    12450343+   7  HPFS/NTFS
/dev/hda8            3689        3943     2048256    b  W95 FAT32
/dev/hda9            3944        3956      104391   83  Linux
/dev/hda10           3957        4086     1044193+  82  Linux swap
/dev/hda11           4087        4596     4096543+   b  W95 FAT32
/dev/hda12           4709        5473     6144831   83  Linux

Paul, I also tried to point grub to the partition like below, but, it 
generated errors,

root (hd0,4)
filesystem type unknown, partition type 0x7

setup (hd0)
Error 17: Cannot mount selected partition

Don't un this, as I can mount the partition under the old install like so,

mount -t ext3 /dev/hda5 /mnt/hda5

And, I also don' un why it shows as HPFS/NTFS when I formatted as ext3.
Cheers.

Mark Sargent.




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