kernel from 1 box to another

[Steven Pasternak]

Tom Brown wrote:
> OK this is potentially a dumb question but....
>
> If i build and install a kernel on box a can i just tar up the 
> vmlinuz-xxx initrd-xxx and the built modules from box a untar them on 
> box b and update the grub config? If not is the only way to build a 
> kernel on one machine and dictribute it to other boxes to package it 
> up as an rpm?
>
> thanks
>
It will work, but you have to build a new initrd file. Just (as root) do 
'/sbin/mkinitrd /boot/initrd-(kernel version).img (kernel version)'. 
That is because the initrd holds the modules needed to start up, and is 
different for each system.
-Steven