[dns-operations] simple TCP/IP DNS benchmarking tool

Kareem Ali kareem.ali at centralnic.com
Tue Jul 2 10:52:53 UTC 2013

Hi Bert,

Thanks for developing this tool. I'm trying to test how it works. How 
can I specify what input file to use with it ?


On 11/06/13 15:58, bert hubert wrote:
> Hi everybody,
> Recently we had a thread here on the challenges of benchmarking TCP/IP DNS
> performance, and the dearth of tools.
> Because of a user's query, we've made a very simple tool.
> It is not very sophisticated, but it does the job. We've learned that
> PowerDNS does around 20000 TCP/IP queries/second out of the box on a few
> years old server, a number we did not previously know.
>  From the manpage:
>        	dnstcpbench reads DNS queries from standard input and sends them out
> 	in parallel to a remote nameserver.  By default TCP/IP is used, but
> 	optionally, UDP is tried first, which allows for the benchmarking of
> 	TCP/IP fallback.
>         	The input format is one query per line: qname single-space qtype. An
> 	example:
> 		www.powerdns.com ANY
> 		powerdns.com MX
> Manpage: https://raw.github.com/PowerDNS/pdns/master/pdns/docs/dnstcpbench.1.txt
> The tool is included in our GitHub master branch.
> Here are the build depencies for Debian 7:
> 	apt-get install autoconf automake bison flex g++ libboost-all-dev libtool
> 	make pkg-config ragel
> To compile:
> $ git clone https://github.com/PowerDNS/pdns.git
> $ cd pdns
> $ ./bootstrap
> $ ./configure --with-modules="" --without-lua
> $ cd pdns
> $ make dnstcpbench
> Good luck & please let us know your thoughts & suggestions!
> 	Bert

Kareem Ali
Network Operations Engineer
CentralNic Ltd
Innovative, Reliable and Flexible Registry Services
for ccTLD, gTLD and private domain name registries

CentralNic Ltd is a company registered in England and Wales with company
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