mdadm merge has been problematic anyway it is fixed now. Fabio
** Changed in: mdadm (Ubuntu) Status: Needs Info => Fix Released -- [Feisty]Can't start from lvm with mdadm version 2.5.5-1ubuntu2 https://launchpad.net/bugs/72494 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs