I've also had some success with 'livecd-iso-to-disk' for making USB media.

With SL 6.4 these tools have been moved out of the main tree and into the 
'addons' repo

You can find them at http://ftp.scientificlinux.org/linux/scientific/6x/addons/

Pat


On 03/11/2013 10:30 AM, Geoff Newson wrote:
> Hi Steven,
>
> I was looking at something similar to this myself recently and came across 
> both of the issues that you mention.  I was using a kickstart file for the 
> install and this is what worked for me...
>
> To get around the issue where the install image wasn't found I actually 
> copied the DVD iso file into the root directory of the USB stick created by 
> unetbootin.  That allowed the install to continue.
>
> To get around the issue of the bootloader being installed onto the USB key 
> being /sda I updated the kickstart file.  There is a line starting 
> bootloader to which I added the following parameter and value 
> "--driveorder=sdb,sda" which as you might guess swaps the order that the 
> disks are expected to be used.  Saved mucking about with grub as it just 
> worked.  No need to have the USB key in after the install.
>
> Regards,
> Geoff Newson.
>
>
> On 11 March 2013 13:17, Pat Riehecky <[log in to unmask] 
> <mailto:[log in to unmask]>> wrote:
>
>     On 03/10/2013 06:06 AM, Steven Haigh wrote:
>
>         On 10/03/2013 9:05 PM, Steven Haigh wrote:
>
>             On 9/03/2013 7:56 AM, Pat Riehecky wrote:
>
>
>                 Network Install Images:
>
>                 http://ftp.scientificlinux.org/linux/scientific/6rolling/i386/images/boot.iso
>
>
>                 http://ftp.scientificlinux.org/linux/scientific/6rolling/x86_64/images/boot.iso
>
>
>
>
>             I believe these should be:
>             http://ftp.scientificlinux.org/linux/scientific/6rolling/i386/os/images/boot.iso
>
>
>             http://ftp.scientificlinux.org/linux/scientific/6rolling/x86_64/os/images/boot.iso
>
>
>
>             For what its worth, I just used unetbootin to copy the DVD to a USB
>             stick to try the install, but it failed saying it can't find the
>             install
>             image.
>
>             I'm currently trying it again but with the network install ISO
>             instead...
>
>
>         Ok, so this time the install went ok using the NFS method and the
>         DVD ISO mounted on a network connected machine.
>
>         The bootloader was installed to /dev/sda - problem is - this was the
>         USB stick. It doesn't look like it installed the bootloader to
>         /dev/sdb - which would have been the SSD drive on this netbook.
>
>         So, I left the USB key in until grub appeared, then removed the USB
>         stick. This made the SSD come up as /dev/sda
>
>         From there on, I needed to edit /etc/grub.conf to properly show the
>         correct drive layout of the system:
>             root(hd0,0) instead of root(hd1,0)
>
>         Then run:
>             grub-install --recheck /dev/sda
>
>         Then install grub again just to be sure:
>             grub-install /dev/sda
>
>         Then I could boot ok.
>
>         I'm wondering if it is worthwhile checking if /dev/sda is a
>         removable disk / USB stick, and if so, move onto the next as
>         default? Or maybe prompt?
>
>
>
>     That is a good idea!
>
>     Unfortunately this behavior comes from upstream, I fear submitting a
>     bugzilla is the best recommendation I can offer.
>
>     Pat
>
>     -- 
>     Pat Riehecky
>
>     Scientific Linux developer
>     http://www.scientificlinux.org/
>
>
>
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-- 
Pat Riehecky

Scientific Linux developer
http://www.scientificlinux.org/