Hello,
a.root-servers.net is the default name used by the dnsdist health checks.
So no worries.
With respect to pdns_recursor: logging all queries (with quiet=no)
hurts performance. In general, you do not want to enable it on a
production machine.
-Otto
On Fri, Oct 28, 2022 at 08:55:04AM -0500, Slacker T via Pdns-users wrote:
> Hello! I'm running the release versions of dnsdist, recursor and server on
> OpenBSD 7.2. Currently that is:
> dnsdist-1.7.2
> powerdns-4.6.3
> powerdns-recursor-4.7.3
>
> I'm upgrading the OS and pdns from older versions, 4.4.x. I'm attempting to
> use the previous config files soi that might be the issue.
>
> I'm seeing the following entries repeated in the log files. I'm wondering
> if it's from the 'hint-file' config file for the recursor entry. I don't
> have that in the config, but I see in the docs that it changed in 4.6.2.
>
> Oct 28 08:49:57 dns01 pdns[37599]: Remote 127.0.0.1 wants '
> > a.root-servers.net|A', do = 0, bufsize = 512: packetcache HIT
> > Oct 28 08:49:57 dns01 pdns_recursor[8731]: 3 question answered from packet
> > cache tag=0 from 127.0.0.1:47349
> > Oct 28 08:49:58 dns01 pdns[37599]: Remote 127.0.0.1 wants '
> > a.root-servers.net|A', do = 0, bufsize = 512: packetcache HIT
> > Oct 28 08:49:58 dns01 pdns_recursor[8731]: 3 question answered from packet
> > cache tag=0 from 127.0.0.1:10793
> >
>
> So is this from some internal piece to update the root servers? loglevel is
> 6 on both the recursor and the server. I just wanted to make sure this is
> normal and not a sign of misconfiguration. Rarely the log will show a MISS.
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