[Openstack] DHCP Agent debugging problem

Kevin Benton kevin at benton.pub
Thu Sep 29 17:05:27 UTC 2016


If you're looking for dhcp release messages, I believe dnsmasq will log
those to syslog for you.

On Sep 29, 2016 10:35, "Phani Pawan Padmanabharao" <phani.pawan at huawei.com>
wrote:

> Hello All,
>
>
>
> Me and my team members are trying to find out the scenarios and the
> effects when an agent dies or does not function properly in OpenStack.
>
> We are trying to debug the Dhcp Agent in Neutron. But apart from the
> console logs (of VMs) and the logs of Agent and Neutron server, is there
> any way to know that the Dhcp release did not happen as expected?
>
> For example, in the L3 Agent, we can directly see the iptable rules inside
> the q-router namespace.
>
> Is there any such mechanism for Dhcp Agent, where we can login to the
> q-dhcp namespace and execute some commands to see if the Dhcp release did
> not happen?
>
>
>
> Thanks in Advance,
>
> Phani
>
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