Re: naked machines

Ramon-
  I have done this with LTSP. IT is abit rough getting it all wokring
but after that it runs pretty smooth.

http://www.ltsp.org

Evan

On 9/22/05, Ramon <ramonklown-jatbLxuxqqVfyO9Q7EP/[email protected]> wrote:
> never seen warewulf before, but after going through the site, I have to say it's
> the best solution so far in the theory. Just need to implement it to say any
> conclusions.
> Thanks for the tip.
>
> > On Thu, 2005-09-22 at 13:07, massimiliano cialdi wrote:
> >> is it possible to run acluster in which some machines are "naked"?
> >> I mean a computer with only mother board (with an integrated NIC to
> >> boot up), cpu and ram; without any mass storage device (such hard
> >> disk, floppy or CD), keyboard, mouse and graphic card.
> >
> > Yes, it's possible (at least if the BIOS of your naked machine is able
> > to bootup without graphic card and storage devices, "press any key to
> > continue" could be a serious problem when there's no keyboard ;).
> >
> > You need an initrd with a basic filesystem image (to be loaded into RAM
> > at bootup) or you can mount all over NFS. You have to configure a DHCP
> > and a TFTP servers (on the masternode) and your nodes must have a
> > network card that support network booting (PXE).
> > The node's kernel must support the initial RAM disk
> > (CONFIG_BLK_DEV_INITRD) and, depending on your choice, the kernel level
> > autoconfiguration of the IP (CONFIG_IP_PNP, CONFIG_IP_PNP_DHCP) and the
> > root file system on NFS (CONFIG_ROOT_NFS).
> >
> > You can find some howtos on the community contributions page (search for
> > "ltsp") and, for general DHCP+TFTP+PXE systems, all over the network.
> >
> > ...I'm not sure, but ClusterKnoppix should already supply such system
> > and it needs no effort to buildup a test cluster configured in this way,
> > give it a try.
> >
> > There could be some issues concerning rootfs over NFS, browse the ml
> > archive for more info (related to some codes that don't like it, maybe).
> >
> > Some time ago I found it useful to use the warewulf initrd image
> > (formerly nodefs, now vnfs) as a template to build my own initrd stuffed
> > with oM. I'm not sure it's still suitable for the same purpose, you can
> > take a look here: http://warewulf.lbl.gov/. Basically, you just need the
> > usual fs tree and some startup utility, sshd could be useful for remote
> > administration, other utilities could help as well. Of course you need
> > the userspace-tools package.
> >
> > Hope this helps.
> >
> > Ciao
> >
> > Moreno
> >
> >
> >
> >
> >
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>
>
>
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