[openstack-dev] [neutron] [dhcp] dnsmasq scale problem

Kevin Benton blak111 at gmail.com
Thu Mar 12 00:15:50 UTC 2015

The easy way to scale it is to just launch more dhcp agents. The scaling
issue arises when a single dhcp agent is managing thousands of dnsmasq
instances and interfaces.

On Wed, Mar 11, 2015 at 4:07 PM, Wanjing Xu <wanjing_xu at hotmail.com> wrote:

> One of my peers mentioned that people talked about dnsmasq scale problems
> at paris summit.  So what was the scale problems?  Currently, there is one
> dnsmasq instance for each subnet.  And pool management and allocation
> seemed to be done at neutron.  Thus dnsmasq is light-weighted.  So if
> dnsmasq does have scale issues, what is the suggested solution and what is
> the common practice in using dhcp server?
> Regards!
> Wanjing Xu
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Kevin Benton
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