Slave node problem
Eric T. Miller
emiller at techskills.com
Wed Aug 22 09:31:34 PDT 2001
On Tue, 21 Aug 2001, Sean Dilda wrote:
> On Mon, 20 Aug 2001, ericf at whispers.org wrote:
>
> > Hi, I just recently installed the Scyld Beowulf software (27bz-7) and
have
> > ran into some difficulty with slave nodes. The front end setup went
> > smoothly and I made my floppy disks for the slaves. When I boot up the
> > slaves, they go through the boot process then start the RARP sequence,
so
> > I dragged their MAC adresses from unknown to configured nodes and hit
> > apply. The slave nodes appear to get an IP address then (and this
happens
> > pretty fast) the machine reboots. I noted it said neighbour table
> > overflow right after the IP assignment. I've waded thru the mailing
list
> > archives and the only remotely relevent thing I found to my problem
didn't
> > really have an answer. Any help would be greatly appreciated.
>
> What happened after the machine rebooted?
>
> In a normal run of events, once you hit the apply button, then slave
> node will get an IP, then imediately request a phase2 beoboot image from
> the master and download that. This can happen pretty quickly over a
> fast network. Once it has the phase2 beoboot image, it will do what we
> call the 2-kernel monte. It will boot the kernel that is on the phase2
> floppy. You will see the normal stuff for a kernel boot, however this
> isn't quite a normal reboot as it never goes back to BIOS or anything
> like that. Once it has booted the kernel from the phase2 image, it will
> RARP again, and once it has its IP it will start up sendstats and
> bpslave, and once bpslave is up, the status of the slave node should
> change in beosetup.
>
I had a similar problem with slave nodes, but instead of an error at that
point, I just got endless RARP requests. Believe it or not, I changed NIC's
to a more generically supported 3com, and installation went smoothly from
there.
Hope this helps.
-ETM
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