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<span>Hi, <br>
</span>
<div>I try to test unbound with dnsperf.<br>
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<div><br>
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<div>My old bind server on proxmox vm results e1000 driver 4G ram 4 virtual CPUs:<br>
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<div>Statistics:<br>
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<div> Queries sent: 12735<br>
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<div> Queries completed: 12649 (99.32%)<br>
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<div> Queries lost: 86 (0.68%)<br>
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<div> Response codes: NOERROR 9192 (72.67%), SERVFAIL 119 (0.94%), NXDOMAIN 3338 (26.39%)<br>
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<div> Average packet size: request 38, response 222<br>
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<div> Run time (s): 14.771516<br>
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<div> Queries per second: 856.310212<br>
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<div><br>
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<div> Average Latency (s): 0.054782 (min 0.000427, max 3.399655)<br>
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<div> Latency StdDev (s): 0.145675<br>
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<div><br>
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<div>Where unbound has worse results on bare metal hardware (I have test server):<br>
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<div><br>
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<div>Statistics:<br>
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<div><br>
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<div> Queries sent: 4718<br>
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<div> Queries completed: 4694 (99.49%)<br>
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<div> Queries lost: 24 (0.51%)<br>
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<div> Response codes: NOERROR 3384 (72.09%), SERVFAIL 41 (0.87%), NXDOMAIN 1269 (27.03%)<br>
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<div> Average packet size: request 38, response 93<br>
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<div> Run time (s): 13.592185<br>
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<div> Queries per second: 345.345506<br>
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<div><br>
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<div> Average Latency (s): 0.201078 (min 0.000199, max 4.933770)<br>
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<div> Latency StdDev (s): 0.345073<br>
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<div><br>
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<div>I try to use guide https://nlnetlabs.nl/documentation/unbound/howto-optimise/ after ÅÒÛÙ settings performance worsened. (<br>
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<div><br>
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<div>Is there any guides to tune system for DNS perfomance?<br>
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<div><br>
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<div><br>
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<div>I see 4 threads:<br>
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<div># unbound-control status<br>
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<div>version: 1.6.6<br>
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<div>verbosity: 1<br>
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<div>threads: 4<br>
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<div>modules: 3 [ ipsecmod validator iterator ]<br>
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<div>uptime: 1519 seconds<br>
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<div>options: reuseport control(ssl)<br>
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<div>unbound (pid 10732) is running...<br>
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<div><br>
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<div>Because CPU count is 4.<br>
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<div># lscpu <br>
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<div>Architecture: x86_64<br>
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<div>CPU op-mode(s): 32-bit, 64-bit<br>
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<div>Byte Order: Little Endian<br>
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<div>CPU(s): 4<br>
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<div>On-line CPU(s) list: 0-3<br>
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<div>Thread(s) per core: 1<br>
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<div>Core(s) per socket: 4<br>
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<div>Socket(s): 1<br>
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<div>NUMA node(s): 1<br>
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<div><br>
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<div>but htop shows only two unbound -d instances.<br>
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<div><br>
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<span>Thanks in advance.</span><br>
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