Ivan Arteaga wrote:
> Hello,
>
> I have a server running CentOS 4.7 and I want to add a new USB-HD for
> backup some data. I made the file system as ext3 with the command:
> /
> mkfs -t ext3 /dev/sdb1/
>
> After that I did add a new Volume Group and Logical Volume
> (/VolGrup01-LogVol01) /on that file system and mounted it as /backup. It
> worked fine but when I did reboot the server It wont mount /backup and I
> got the following error even after the system boots and I try to mount
> it manually:
>
> /mount: special device /dev/VolGrup01/LogVol01 does not exist/
>
> I will appreciate any comment or suggestion about the best way to get
> through this.
>
I would *NOT* use LVM on a removable external drive.
if you did a mkfs /dev/sdb1, you should
# mount /dev/sdb1 /backup
and skip LVM entirely.