Re: [CentOS] "Can't find root device" with lvm root after moving drive on CentOS 6.3

-- Joakim Ziegler - Supervisor de postproducción - Terminal joakim@terminalmx.com - 044 55 2971 8514 - 5264 0864 On 24/03/13 23:29, Gordon Messmer wrote: > On 03/22/2013 08:27 PM, Joakim Ziegler wrote: >> So, after all this, my question is, how do I make Dracut (I'm assuming) >> understand that this LVM volume is my root device and pick it up >> automatically? > > I've looked through Dracut trying to spot circumstances that might cause > the problem that you've described, but came up with nothing. udev > should be scanning block devices as they become available, and setting > up any logical volumes on all of the available block devices. > > It may be useful to capture some information in the debugging shell, > before running vgscan. > > As suggested in the fedora debugging document, capture the output of the > following commands to get a better idea of what the kernel knows about > block devices before you manually start the volumes, and maybe that'll > lead us to some conclusion about why the devices aren't found. > > lvm pvdisplay > lvm vgdisplay > lvm lvdisplay > blkid > dmesg > > _______________________________________________ > CentOS mailing list > CentOS@centos.org > http://lists.centos.org/mailman/listinfo/centos >