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Hello,</div>
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<br>
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I am setting up a Kea server in a load balancing HA configuration. I am experiencing an issue where I am getting the error: "HA_BUFFER4_RECEIVE_NOT_FOR_US: dropping query to be processed by another server"</div>
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<br>
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Here is an exact line from my Kea HA hooks log:</div>
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"2025-03-20 16:45:28.365 DEBUG [kea-dhcp4.ha-hooks/64143.140171193816768] HA_BUFFER4_RECEIVE_NOT_FOR_US [hwtype=1 00:50:56:bb:e1:9c], cid=[no info], tid=0xffbd0305: dropping query to be processed by another server"</div>
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<br>
</div>
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Here is my HA configuration:</div>
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{</div>
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"library": "/usr/lib/x86_64-linux-gnu/kea/hooks/libdhcp_ha.so",</div>
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"parameters": {</div>
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"high-availability": [{</div>
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"this-server-name": "server1",</div>
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"mode": "load-balancing",</div>
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"heartbeat-delay": 10000,</div>
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"max-response-delay": 60000,</div>
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"max-ack-delay": 5000,</div>
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"max-unacked-clients": 3,</div>
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"max-rejected-lease-updates": 10,</div>
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"delayed-updates-limit": 100,</div>
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"peers": [{</div>
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//BEGIN server1</div>
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"name": "server1",</div>
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"url": "http://172.16.120.3:8000/",</div>
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"role": "primary",</div>
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"auto-failover": true</div>
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//END</div>
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}, {</div>
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//BEGIN server2</div>
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"name": "server2",</div>
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"url": "http://172.16.120.4:8000/",</div>
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"role": "secondary",</div>
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"auto-failover": true</div>
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//END</div>
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}, {</div>
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//BEGIN server3</div>
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"name": "server3",</div>
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"url": "http://172.16.120.5:8000/",</div>
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"role": "backup",</div>
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"auto-failover": false</div>
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//END</div>
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}]</div>
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}]</div>
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}</div>
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<br>
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<br>
</div>
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All servers have the same configuration, other than "this-server-name". </div>
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<span style="font-family: "Archivo ExtraBold"; font-size: 12pt; color: rgb(16, 55, 127);"><b>Derek Swank</b></span></p>
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<span style="font-family: Archivo; font-size: 10pt; color: rgb(50, 51, 56);"><b>Systems Engineer</b></span></p>
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<span style="font-family: "Times New Roman", serif; font-size: 12pt; color: black;"><a href="https://dfn.net/" id="OWA8de82112-be8a-d451-ccb7-b9e90c6a0755" class="OWAAutoLink" title="https://dfn.net/" data-auth="NotApplicable" data-linkindex="0" style="margin: 0px;"><img style="height: auto; max-width: 985px; min-width: auto; min-height: auto; margin: 0px;" data-outlook-trace="F:3|T:3" src="cid:3d0033dd-59b6-43be-ac01-f4c675156d74"></a></span></p>
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<span style="font-family: Archivo; font-size: 10pt; color: rgb(50, 51, 56);"><b>Main:</b> 541-673-4242</span></p>
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