Please, talk me down.
swmike at swm.pp.se
Wed Oct 17 03:42:55 UTC 2012
On Wed, 17 Oct 2012, Joseph Anthony Pasquale Holsten wrote:
> But today I noticed that we have a lot of traffic to our DNS cache, and
> started to investigate. Turns out that every DNS request would start
> with one for the AAAA record. Ah, no luck. Maybe you forgot the search
> domain? Let's retry that DNS request with that tacked on. Failed again?
> Meanwhile, lets simultaneously try for the AA record then. Repeat.
You're describing normal behaviour. Why do you feel the behaviour you're
seeing is a problem? Because you're not running IPv6, you're seeing twice
the DNS traffic in some cases.
Doing multiple lookups for everything in search domain is done for IPv4 as
Mikael Abrahamsson email: swmike at swm.pp.se
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