[CentOS] CentOS LiveCD on USB

Wed Nov 20 14:09:48 UTC 2013
m.roth at 5-cent.us <m.roth at 5-cent.us>

Timothy Murphy wrote:
> m.roth at 5-cent.us wrote:
>> Are you trying to boot from the USB? If so, I'd fix the grub menu on
>> that, if it's on /dev/sda1 of the flash drive, to use /dev/sda2 for the
> I don't think this is good advice.
> It is much better to use the UUID, "root=UUID=..."
> where the UUID can be found by blkid .
> In my experience, /dev/sda can become /dev/sdb under CentOS
> when a USB stick is inserted.
How very odd. I don't think I've *ever* seen that behavior, when a system
is running on /dev/sda<whatever> as root. Now, *booting* from a USB drive,
that's what I see 100% of the time, which was why I suggested editing it
on the flash drive....