Re: bind 9.2.2 recursive lookup problem
On Thu, Jun 12, 2003 at 06:45:40AM -0700, Bruce Banner wrote:
> We are currently experiencing a problem with bind9 looking up some
> recursive queries. The problem doesn't seem to be following any
> certain domain and it usually occurs sporadically. I can't seem to
> recreate it either only our email server is able to recreate
> it. There are no errors in any of the logs and we are only running at
> 1 percent cpu utilization and spiking at 6 percent only for split
> seconds. There is no swapping going on, we are running strictly out
> of memory. Right now we are averaging 100-150 queries per/second.
> This problem doesn't seem to be happening for domains we are
> authoritative for. Do you guys have any ideas?
Have you got any firewall's between you and the big bad world? I've seen
Checkpoint FW-1 dropping DNS UDP packets, claiming they were badly formed
and part of an attack, when afaics they were fine, coming from a BIND 9.2.1
(Sorry for being off-topic for the list etc...)
-simonm (E: email@example.com W: +44 28 9072 5060 M: +44 7710 836915)
Pound! Bang! Bin! Bash! is this a shell script or a Batman comic?