dns lookup timing cycling up and down
jnimety at perimeterusa.com
Wed Feb 1 14:55:15 UTC 2006
We had significant latency due to ipv6 being enabled on the server.
Adding the -4 flag to named didn't help either, we had to disable the
ipv6 module in the kernel.
rsesnaski at yahoo.com wrote:
> I've got a RHEL4 ES Update1 host running bind 9.2.4. My DNS lookup
> times seem to be cycling up and down. Everything is fine for awhile
> and then everything slows down and I start getting timeouts. I'm not
> asking for the solution but does anyone know what areas to start
> looking in or how to turn on some logging where I can get lookup
> times. I'm no bind guru and this thing is driving me nuts.
> I'm running it in a chroot'ed /var/named/chroot/var/named directory,
> easy is this to turn off, just copy the files up to /var/named and turn
> off the chroot option in /etc/sysconfig/named. I think running it in a
> chroot environment doesn't allow me to hook to it with an strace -p.
Perimeter Internetworking Corp.
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