Ubuntu
initramfs-tools package

  1. Bug #931929
  2. Comment #9

Comment 9 for bug 931929

Revision history for this message
Alexandre Paradis (ag-ap) wrote : Re: root on RAID:0 fails to boot

I wanted to add additional information to this bug.

The same problem exists for LVM VG groups not being activated before initramfs-tools tries to mount an LVM root partition.

Specifically my issue occurred after reboot, after the update to Precise (Ubuntu Server). I got the "ALERT! /dev/mapper/my-root does not exist Dropping to a shell!" error and sent back to initramfs prompt.

To fix the problem, I had to manually edit /usr/share/initramfs-tools/scripts/init-premount/lvm2 , and add the following line:
vgchange -ay