Mace Eliason spake the following on 5/1/2006 12:29 PM:
>
>
> Scott Silva wrote:
>> Mace Eliason spake the following on 5/1/2006 12:13 PM:
>>
>>> So from what I have read I would run grub-install /dev/sda ?
>>>
>>> I have setup the raid with
>>> /boot (100Meg)
>>> /swap (2gig)
>>> / (the rest)
>>>
>>> All 3 are mirrored.
>>>
>>> I don't want to mess this up sorry I am new to this.
>>>
>>> Mace
>>>
>>> Scott Silva wrote:
>>>
>>>> Mace Eliason spake the following on 5/1/2006 10:58 AM:
>>>>
>>>>
>>>>> Hi,
>>>>>
>>>>> I have a setup with raid 1 and one drive has failed, and the other
>>>>> drive
>>>>> won't boot says missing os.
>>>>>
>>>>> I thought I had it setup and tested but it would appear that it wasn't
>>>>> setup to boot form either drive.
>>>>>
>>>>> How can I boot from the good drive that is missing the grub.
>>>>>
>>>>> I am thinking of using linux rescue when booting from the centos 4.2
>>>>> disc
>>>>>
>>>>> This is a production machine and I don't want to mess it up.
>>>>>
>>>>> Please help
>>>>>
>>>> Use linux rescue and you can fix grub.
>>>> http://www.gnu.org/software/grub/manual/html_node/Invoking-grub-install.html
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>> less /boot/grub/grub.conf and post please-- just to be careful.
>>
>> Okay I have booted with linux rescue and skiped the network setup, and
>> skiped the next part and gone right to the shell.
>>
>
> If I type grub-install it says no such file or directory.
>
> I tried less /boot/grub/grub.conf same thing.
>
> I did boot with the centos cd as if I was installing and used manual
> partion to see if the partions where still there and they are.
>
> No sure what to do now. I will try and search for grub-install. I am
> assuming that I am searching the cd?
>
> Mace
You can't skip the part about mounting your existing system. You will need to
do that, and after it mounts, run chroot /mnt/sysconfig.
That should make all the commands run on YOUR files instead of the bootdisks
running system.
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