Not sure what to look for, the only relevant thing I see is: > > Next step would be to run udevadm trigger while running udevadm monitor > in another session right after boot to see what events run and what > rules are executed. That should help narrow this down. Also compare > dmesg from boot with dmesg from udevadm trigger. > > I'm not familiar enough with ubuntu to be much more help. UDEV [5341.078565] change /devices/virtual/block/dm-1 (block) UDEV [5341.079255] change /devices/virtual/block/dm-2 (block) UDEV [5341.082457] change /devices/virtual/block/dm-0 (block) UDEV [5341.085049] change /devices/virtual/block/dm-6 (block) UDEV [5341.087382] change /devices/virtual/block/dm-8 (block) UDEV [5341.088389] change /devices/virtual/block/dm-7 (block) UDEV [5341.089766] change /devices/virtual/block/dm-5 (block) UDEV [5341.090079] change /devices/virtual/block/dm-4 (block) UDEV [5341.090105] change /devices/virtual/block/dm-3 (block) -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html