[rhos-list] [Openstack] dns problem for instances

Paul Robert Marino prmarino1 at gmail.com
Thu Nov 14 20:54:07 UTC 2013


that has been patched but the error message still shows up in RDO

The underlying issue was patched along time ago but the latter patch
to remove that message was never backported to RDO
it will work just fine without it you can safely ignore that message.


On Thu, Nov 14, 2013 at 3:39 PM, Xin Zhao <xzhao at bnl.gov> wrote:
> Hi Terry,
>
> I upgrade to version 2013.1.4 on all 3 hosts (controller/network/compute).
> Unfortunately that doesn't solve the DNS issue for instances.
>
> In the dhcp-agent.log, there is a message of:
>
> WARNING [quantum.agent.linux.dhcp] FAILED VERSION REQUIREMENT FOR DNSMASQ.
> DHCP AGENT MAY NOT RUN CORRECTLY! Please ensure that its version is 2.59 or
> above!
>
> Not sure if it's critical or not ...
>
>
> Thanks,
> Xin
>
> On 11/14/2013 12:36 PM, Terry Wilson wrote:
>>>
>>> Hello,
>>>
>>> I have a multi-host grizzly RHEL6 install, using OVS. From the instance,
>>> I can ping external ips, but DNS resolv doesn't work, it only works for
>>> other instances on the VM network.
>>> If I do subnet-update to add public DNS server ips to the vm network,
>>> DNS resolv works for external hosts, but stops working for other
>>> instances on the same VM network.
>>> Do I miss some configuration here?
>>>
>>> Thanks,
>>> Xin
>>
>> Which version of quantum are you using? In version 2013.1.4, a bug was
>> fixed for adding a default route in the namespace in which the dnsmasq agent
>> runs so that external DNS requests could be handled. See:
>> https://bugs.launchpad.net/neutron/+bug/1181378 for more details.
>>
>> Terry
>
>
> _______________________________________________
> rhos-list mailing list
> rhos-list at redhat.com
> https://www.redhat.com/mailman/listinfo/rhos-list




More information about the rhos-list mailing list