How to make a Live USB running "from RAM"?

[dexter]

On 18 April 2010 09:56, Roberto Ragusa <mail at robertoragusa.it> wrote:
> Hi,
>
> I successfully created a Live USB bootable pen drive by using
> my custom kickstart file, livecd-creator, livecd-iso-to-disk,
> as explained here:
>
>  http://fedoraproject.org/wiki/How_to_create_and_use_Live_USB
>
> Everything works, but I would like to be able to remove the
> USB pen after boot and run everything from RAM.
> The machine has 2GiB of RAM and the img is 300MiB, so it is
> certainly doable.
>
> For what I want to do, one free USB port is more valuable than
> 300MiB of disk cache.
>
> Is there a way to obtain this?
>

Add "live_ram" to the editable boot prompt at runtime or in your kickstart use:
bootloader --append=live_ram
These are hidden poweruser options use with care ;-)

...dex