[CentOS] mount the wrong device after system recovery

Tue Feb 8 19:22:54 UTC 2011
cornel panceac <cpanceac at gmail.com>

2011/2/8 Xinhuan Zheng <xzheng at christianbook.com>

>  Hi,
>
>
>
> I am recovering a CentOS 5.4 system. I’ve copied all partitions into the
> recovery system. I’ve installed grub boot loader. However, the original
> system is using /dev/sdb1 for root (/), while the recovery system is using
> LVM (/dev/vg0/lv1) for root (/). When recovery system boots, I got the panic
> error:
>
>
>
> ·         Mounting /dev/sdb1 on /sysroot
>
> ·         Mount: mounting /dev/sdb1 on /sysroot failed: No such file or
> directory
>
> ·         Mount: mounting /dev on /sysroot/dev failed: No such file or
> directory
>
> ·         * switching / to /sysroot
>
> ·         Switch_root: bad newroot /sysroot
>
> ·         Kernel panic – not syncing: Attempted to kill init!
>
>
>
> I’ve changed the recovery system fstab to use the correct devices. I
> deleted recovery system etc/lvm/cache/.cache file. But it still doesn’t
> work. What am I missing?
>
>
>
> Thanks,
>
>
>
> -          xinhuan
>
try rebuilding initrd .
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