On Gutsy mirroring with two devices works fine:
$ sudo lvconvert -m 1 --corelog vg00/testdisk Logical volume testdisk converted.
$ sudo lvs -a -o +devices LV VG Attr LSize Origin Snap% Move Log Copy% Devices testdisk vg00 mwi-a- 4.00G 100.00 testdisk_mimage_0(0),testdisk_mimage_1(0) [testdisk_mimage_0] vg00 iwi-ao 4.00G /dev/sdb1(4015) [testdisk_mimage_1] vg00 iwi-ao 4.00G /dev/sda2(6400)
On Gutsy mirroring with two devices works fine:
$ sudo lvconvert -m 1 --corelog vg00/testdisk
Logical volume testdisk converted.
$ sudo lvs -a -o +devices mimage_ 0(0),testdisk_ mimage_ 1(0) testdisk_ mimage_ 0] vg00 iwi-ao 4.00G /dev/sdb1(4015) testdisk_ mimage_ 1] vg00 iwi-ao 4.00G /dev/sda2(6400)
LV VG Attr LSize Origin Snap% Move Log Copy% Devices
testdisk vg00 mwi-a- 4.00G 100.00 testdisk_
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