Hi Roland,
Did you ever get your issue with this resolved?
Regards,
Josh Nielsen
On Tue, Oct 29, 2013 at 5:24 PM, Josh Nielsen <[email protected]>wrote:
> Can you tell xnba to put you directly into a shell instead of discovery
> mode (by modifying the chains table or setting 'nodeset [node]
> runcmd=shell'), and then set a temp static IP and try some ping tests from
> there?
>
> I forget how far you have to get to drop to a shell. It seems I've had to
> do that before in a shell though. For me on a previous occasion we had to
> ensure the switch port was configured as an STP edge port and to make sure
> that it communicated over the default VLAN.
>
> Additionally sometimes stale DHCP IP assignment entries (with the MAC
> address) were present in /var/lib/dhcpd.leases and we had to manually
> delete them and restart dhcpd and try again (this was in a RHEL/Centos5
> environment). I don't know why that would cause a timeout though. Were you
> able to verify that the DHCP offer was coming from your xCat server in each
> case and not (potentially) another DHCP server (rogue or otherwise)? I had
> problems one time when I had two xCat servers/headnodes from two different
> clusters cross talking and issuing IPs to newly provisioned nodes in the
> other's cluster. Just a few ideas. You never know.
>
> Josh Nielsen
>
>
> On Mon, Oct 28, 2013 at 12:35 PM, Roland Santos
> <[email protected]>wrote:
>
>> I'm getting a dhcp timeout issue with xnba/genesis. On discovery, a node
>> will boot from the network and get the xnba image. It then times out
>> getting network information via dhcp from within xnba. I'm running xCAT
>> version 2.8.2, if it helps.
>>
>> On the xcat management server side, I see the initial sequence of DHCP
>> requests coming from the node - DHCPDISCOVER, DHCPOFFER, DHCPREQUEST, then
>> DHCPACK. After the node downloads the xnba image and loads it, it then
>> tries to do another dhcp request, where the request times out. On the xcat
>> side, I see just a DHCPDISCOVER and a DHCPOFFER, but no further.
>>
>> Any help would be appreciated.
>>
>>
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