I've customized a Ubuntu 20.04 boot USB instance. The install works fine
and is completely automated. I can use dd to create a copy of the USB,
that is coy USB to USB. That works fine.
However I need to create a file based image of the iso to distribute to
users.
dd commands copies the
Can you share the commands you are using leading up to the point where it
doesn't work?
Jeremiah Bess
On Thu, Feb 16, 2023 at 8:53 AM sami@gmail.com
wrote:
> I've customized a Ubuntu 20.04 boot USB instance. The install works fine
> and is completely automated. I can use dd to create a
I've tried the following, none worked...
dd if=/dev/sda1 of=/ubuntu.iso bs=4K
mkisofs -o /dev/sda /
mkisofs -o /dev/sda1 /
Those commands will create a the data o the iso, however the iso does not
boot.
thanks,
On Thursday, February 16, 2023 at 10:54:47 AM UTC-5 Jeremiah Bess wrote:
>
So if your USB device is /dev/sda, the sda1 is just a single partition on
that drive. The boot loader is stored in the first blocks at the beginning
of the USB drive: sda not sda1
The sda drive is typically the first drive used to boot an OS. So just a
note, you probably shouldn't try to create