[mythtv-users] NFS-root based MythTV systems: WAS: Proposed future power saving networked configuration (0.22 in mind)

[Mike Perkins]

Chris Pinkham wrote:
> * On Thu Feb 19, 2009 at 11:27:33AM +0000, Mike Perkins wrote:
>> Specific questions: do you generate a specific kernel for these, or can 
>> you use stock kernels? What about the initrd/initramfs, how do you set 
>> these up?
> 
> I compile my own kernel with nfsroot enabled.  There's no need for an initrd.
> I compile in nfs and all network drivers for the cards in systems around the house.
> That's enough to allow the kernel to mount the common /nfsroot/centos5
> directory off my fileserver.  The PXE server gave "init=/linuxrc" as an
> option to the kernel, so the kernel runs that which does the other setup
> I talked about before "exec /sbin/init" to allow the regular OS to continue
> booting.  Pretty much everything else in the kernel is modules, so they
> get loaded the regular way, I don't have to force load them in an
> initrd.  I've thought about trimming the size of the main OS
> directory tree on the fileserver, but it's not a big issue to have a few
> gigs of space dedicated to this since I only have to have one copy.
> 
Magic, thanks.

-- 

Mike Perkins