monitoring BIND

Ben Croswell ben.croswell at
Wed Jul 13 15:05:13 UTC 2011

Nagios is a very move tool for synthetic transaction monitoring. You put in
whatever hosts and host names to resolve and it  does it.

-Ben Croswell
On Jul 13, 2011 11:01 AM, "Karl Auer" <kauer at> wrote:
> We have some nameservers :-) that are used by quite a few thousands of
> people. Every now and then someone comes to us and complains that the
> DNS is responding slowly. Sometimes they are right, and we find the
> problem and fix it. But most of the time everything runs fine, and the
> DNS is not, in fact, responding slowly when that someone comes to
> complain. It turns out to be their PC, or a local network issue, or
> whatever.
> So we have a homegrown system in place that watches the traffic to and
> from the nameservers, matches queries to answers, ignores everything
> else, and notes how long it was between the question going past and the
> answer going past in the opposite direction. It writes summarised
> information second by second into a database so we can see exactly when
> problems with response times happen, how long they happen for, and how
> bad they are when they happen.
> Our system has two faults (well, two that we are actually concerned
> about): It only watches UDP, and it can't deal with fragmented packets.
> So I was wondering if there is a better solution out there?
> Regards, K.
> --
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> Karl Auer (kauer at +61-2-64957160 (h)
> +61-428-957160 (mob)
> GPG fingerprint: DA41 51B1 1481 16E1 F7E2 B2E9 3007 14ED 5736 F687
> Old fingerprint: B386 7819 B227 2961 8301 C5A9 2EBC 754B CD97 0156
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