BTW, lvm version is 2.01.12-2 (debian). I just saw that this problem was already mentioned on the mailing list in February with the subject Having duplicate PV problems, think there's a bug in LVM2 md component detection but there wasn't any solution. regards Hadmut _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/