Re: is booting an OS without power cycling a host possible?

[Peter Van Wieren]

I missed including help-grup on the reply to Arbiel's question.  Here was that 
reply:

> After the entire boot process is
> complete, and an OS is running normally, I was wondering if
> it was possible to simply execute a new kernel/initrd which
> would replace the current one.
> 
> An analogy would be the "exec" family of system calls in
> unix.  These calls cause the current process to be
> replaced by another.  I would like to replace the
> currently running kernel/initrd/root filesystem with another
> without powering down the host or changing the master boot
> record.
>