Re: LVM Mirroring
On Fri, Jan 11, 2013 at 3:21 PM, Bob Proulx <bob@proulx.com> wrote:
> Luca Saletta wrote:
>>
>> menuentry 'Debian GNU/Linux, with Linux 2.6.32-5-686' --class debian
>> --class gnu-linux --class gnu --class os {
>> insmod lvm
>> insmod part_msdos
>> insmod ext2
>> set root='(rootVG-rootLV)'
>> search --no-floppy --fs-uuid --set 809a5d50-9789-4e56-952d-868cb243cd0c
>> echo 'Loading Linux 2.6.32-5-686 ...'
>> linux /boot/vmlinuz-2.6.32-5-686 root=/dev/mapper/rootVG-rootLV ro quiet
>> echo 'Loading initial ramdisk ...'
>> initrd /boot/initrd.img-2.6.32-5-686
>> }
>
> I have not myself used LVM mirroring. I have only used mdadm MD
> mirroring. This means I am fuzzy on your exact configuration. But
> the above tells me that you have the root volume directly on lvm using
> the rootVG-rootLV volume. Which is fine.
[AIUI (I've never used this) LVM mirroring is like mdraid level1 but
instead of mirroring partitions, you're mirroring LVs.]
Could the problem be the reverse of the earlier LVM-over-MDRAID thread
whereby changing "root=/dev/mapper/rootVG-rootLV" to
"root=/dev/mapper/rootVG/rootLV" will allow the system to boot?!
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