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<div>On 3 Apr 2014, at 12:28, Vithalprasad Gaitonde <<a href="mailto:Gaitonde.Vithalprasad@microsoft.com">Gaitonde.Vithalprasad@microsoft.com</a>> wrote:</div>
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Hi,<o:p></o:p></div>
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<o:p> </o:p></div>
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Is there a standardized/most commonly used tool to benchmark performance of a DNS server implementation.<o:p></o:p></div>
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<o:p> </o:p></div>
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<div>We usually use “queryperf” which is delivered as part of the BIND distribution, this takes an input file of queries, sends them to a designated server and then reports on the performance:</div>
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<div>Sample output:</div>
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<div> Parse input file: once</div>
<div> Ended due to: reaching end of file</div>
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<div> Queries sent: 101001 queries</div>
<div> Queries completed: 101001 queries</div>
<div> Queries lost: 0 queries</div>
<div> Queries delayed(?): 0 queries</div>
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<div> RTT max: <span class="Apple-tab-span" style="white-space:pre"></span>0.012932 sec</div>
<div> RTT min: 0.000285 sec</div>
<div> RTT average: 0.000719 sec</div>
<div> RTT std deviation: 0.000229 sec</div>
<div> RTT out of range: 0 queries</div>
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<div> Percentage completed: 100.00%</div>
<div> Percentage lost: 0.00%</div>
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<div> Started at: Thu Apr 3 13:39:21 2014</div>
<div> Finished at: Thu Apr 3 13:39:25 2014</div>
<div> Ran for: 3.728413 seconds</div>
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<div> Queries per second: 27089.541851 qps</div>
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<div>Brett Carr</div>
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<div>Nominet UK</div>
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