Re: [Observium] why is the DNS query rate so high?

On 10/15/13 10:50 AM, Adam Armstrong wrote:

Why on earth would anyone log DNS requests?

Interesting question on a monitoring forum.

Reasons include capacity planning, troubleshooting (especially important with DNSSEC), tracking top domains, top RR types, top requesters, v4/v6 breakdown, and those are only the ones I can think of offhand.

There are certainly other ways to get some of this, such as DNS MIB extensions or the excellent dnstop tool, but logs can be useful too, especially where details are essential.

dn