Maintained by: NLnet Labs

[Unbound-users] Freebsd Performance Tuning

Tony Finch
Tue Jan 25 17:10:27 CET 2011


On Tue, 25 Jan 2011, Gareth Hopkins wrote:
>
> The unbound config is pretty much spot on and ready to go. I'm just
> looking for the OS tweaking bits, so things like, as you mention, max
> sockets and file descriptors, and what would be considered decent
> values.

If you're doing 20k qps you should look into network device polling. See
man 4 polling for details.

Also you may want to increase sysctl net.inet.udp.recvspace.

See also tuning(7) and ifconfig(8).

Tony.
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