Friday, 23 January 2015

Re: Creating Ubuntu USB sticks

On Thu, 2015-01-22 at 16:22 +0100, Stefan Bader wrote:
> On 22.01.2015 15:23, Rodney Dawes wrote:
> > I've been trying to create one recently, under 14.04 running the
> > lts-utopic kernel. It seems the old problem of flushing is back. When I
> > run "dd if=ubuntu-14.04.1-amd64.iso of=/dev/sdg bs=4096" it exits almost
> > immediately, and then the LED on the USB spends the next several minutes
>
> That is the expected behaviour with that incantation. If you added a
> "oflag=sync" dd should return only after write has finished. In your case you
> use cached writes.

Even with oflag=sync, I still get an unbootable USB stick. Now it is
showing the following messages when trying to boot:

CHS: Error 0101 reading sector 2004736 (978/56/1)
EDD: Error 0100 reading sector 2004736
Unknown keyword in configuration file: KK.TR;1PX$
Unknown keyword in configuration file: r
Unknown keyword in configuration file: kk.trt
No DEFAULT or UI configuration directive found!
boot:



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