Basically I suspect that the udev events that are supposed to be getting triggered duing the boot process in the initramfs are not getting triggered, hence a vgscan is never done. My guess is based on the contents of :
[EMAIL PROTECTED]:/etc/udev/rules.d$ cat 85-lvm2.rules # This file causes block devices with LVM signatures to be automatically # added to their volume group. # See udev(8) for syntax SUBSYSTEM=="block", ACTION=="add|change", ENV{ID_FS_TYPE}=="lvm*|LVM*", \ RUN+="watershed sh -c '/sbin/lvm vgscan; /sbin/lvm vgchange -a y'" here's the output of pvdisplay [EMAIL PROTECTED]:/etc/udev/rules.d# pvdisplay --- Physical volume --- PV Name /dev/md0 VG Name vg0 PV Size 362,49 GB / not usable 1,25 MB Allocatable yes (but full) PE Size (KByte) 4096 Total PE 92797 Free PE 0 Allocated PE 92797 PV UUID OoPCI9-1Lj3-0eU7-3dbE-dLIz-0AKz-sjcJMz --- Physical volume --- PV Name /dev/md1 VG Name vg0 PV Size 9,54 GB / not usable 1,81 MB Allocatable yes (but full) PE Size (KByte) 4096 Total PE 2443 Free PE 0 Allocated PE 2443 PV UUID 5SndoF-iOPs-kGpy-WQzl-S0BJ-wydK-PSaOC6 -- System with LVM root filesystem won't boot https://bugs.launchpad.net/bugs/147216 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs