[CentOS] System will not boot - faulty fstab?

[Ross Cavanagh]

On Fri, Aug 24, 2012 at 7:39 AM, Ross Cavanagh <ross.cav at gmail.com> wrote:

>  On Fri, Aug 24, 2012 at 7:17 AM, James B. Byrne <byrnejb at harte-lyne.ca>wrote:
>
>> I believe that I made a boo boo recently when recovering some unused
>> disk space.  Without going into painfully embarrassing detail I need
>> to delete an entry in fstab for a now non-existent logical volume.
>>
>> The system reports that the there is a bad superblock for said logical
>> volume.  Mainly I expect because there isn't one anymore. How do I
>> edit fstab so as to remove the mount request?  For some reason the
>> system will not boot from the cdrom and the I for interactive option
>> is just blown by when the HDD boot starts.
>
>
> Can you have some other rescue device besides the CD then, can you boot to
> USB and create a rescue disk image onto USB and then go and edit it?
>

Or pull the disk out if you have to and mount it on another system?