Upgrading via DVD iso on a USB storage device.

[Kam Leo]

On Sun, Aug 28, 2011 at 1:29 PM, Aaron Konstam <akonstam at sbcglobal.net> wrote:
> On Sun, 2011-08-28 at 12:01 -0600, linux guy wrote:
>> I want to upgrade from F14 to F15.  For whatever reason, the boot
>> after running preupgrade fails if I try to do it that way.
>>
>> So now I would like to upgrade via the DVD iso.
>>
>> I would like to do so without burning a DVD.   I'd like to load the
>> DVD iso onto a USB flash storage device and boot it from that.
>>
>> I tried using the Fedora Live USB Creator tool.  It gives me a "Unable
>> to find LiveOS on ISO" error.
>>
>> How do I put the DVD iso image on a USB flash storage device so it
>> will boot ?
>>
>> Thanks
>
> The easiest way would be unetbootin-linux-549 which you could get from :
> unetbootin.sourceforge.org. Unfortunately F14 is the latest live usb
> that is included.
>
> Another way is to buy a F15 DVD from cheapbytes/com. It costs ~$5 but it
> is painless. I guess you could also download the Live CD.

The Fedora 15 installer (CD, DVD, net, and preupgrade) will not work
if your system has less than 640MB of memory.  After installation
Fedora 15 can get by with 512MB.