<div dir="ltr"><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div dir="ltr"><div>I'm trying to run HA in v1.7.8 but in logs I have that error:</div><div><br></div><div><font face="monospace">20.06.04 20:34:36.822 INFO  [kea-dhcp4.commands/2253] COMMAND_RECEIVED Received command 'ha-heartbeat'<br>20.06.04 20:34:46.842 ERROR [kea-dhcp4.packets/2253] DHCP4_BUFFER_RECEIVE_FAIL error on attempt to receive packet: received data over unknown socket<br>20.06.04 20:34:46.843 INFO  [kea-dhcp4.commands/2253] COMMAND_RECEIVED Received command 'ha-heartbeat'<br>20.06.04 20:34:56.865 ERROR [kea-dhcp4.packets/2253] DHCP4_BUFFER_RECEIVE_FAIL error on attempt to receive packet: received data over unknown socket<br>20.06.04 20:34:56.866 INFO  [kea-dhcp4.commands/2253] COMMAND_RECEIVED Received command 'ha-heartbeat'<br>20.06.04 20:35:06.881 ERROR [kea-dhcp4.packets/2253] DHCP4_BUFFER_RECEIVE_FAIL error on attempt to receive packet: received data over unknown socket<br>20.06.04 20:35:06.881 INFO  [kea-dhcp4.commands/2253] COMMAND_RECEIVED Received command 'ha-heartbeat'</font><br></div><div><br></div><div>I don't know where to search for a solution.</div><div><br></div><div>server 1 config and server 2 config have the same configuration, instead of ip and server name:</div><div><font face="monospace">"Control-agent": {<br>    "http-host": "10.249.1.203",         // here 10.249.1.204 on server 2<br>    "http-port": 8000,<br>    "control-sockets": {<br>        "dhcp4": {<br>            "socket-type": "unix",<br>            "socket-name": "/opt/kea/var/run/kea/kea4-ctrl-socket"<br>        },<br></font></div><div><font face="monospace">[...]</font></div><div><font face="monospace"><br></font></div><div><font face="monospace">{<br>  "Dhcp4": {<br>    "authoritative": false,<br>    "calculate-tee-times": false,<br>    "control-socket": {<br>      "socket-name": "/opt/kea/var/run/kea/kea4-ctrl-socket",<br>      "socket-type": "unix"<br>    },<br>    "host-reservation-identifiers": [ "hw-address", "duid" ],<br>    "hostname-char-replacement": "",<br>    "hostname-char-set": "[^A-Za-z0-9.-]",<br>    "hosts-databases": [<br>      {<br>        "host": "localhost",<br>        "name": "kea",<br>        "password": "kea",<br>        "port": 5432,<br>        "readonly": true,<br>        "type": "postgresql",<br>        "user": "kea",<br>     "reconnect-wait-time": 30000,<br>       "max-reconnect-tries": 100000<br>      }<br>    ],<br>    "interfaces-config": {<br>      "dhcp-socket-type": "udp",<br>      "interfaces": [ "ens4" ],<br>      "re-detect": false<br>    },<br>    "lease-database": {<br>      "lfc-interval": 3600,<br>      "type": "memfile"<br>    },<br>    "loggers": [<br>      {<br>        "name": "kea-dhcp4",<br>        "output_options": [<br>          {<br>            "output": "/opt/kea/var/log/kea-dhcp4.log",<br>            "pattern": "%d{%y.%m.%d %H:%M:%S.%q} %-5p [%c/%i] %m\n"<br>          }<br>        ],<br>        "severity": "INFO"<br>      },<br>      {<br>        "name": "kea-dhcp4.ha-hooks",<br>        "output_options": [<br>            {<br>            "output": "/opt/kea/var/log/kea-hooks.log"<br>            }<br>        ],<br>        "severity": "DEBUG"<br>    }<br>    ],<br>    "match-client-id": false,<br>    "multi-threading": {<br>      "enable-multi-threading": false,<br>      "packet-queue-size": 64,<br>      "thread-pool-size": 0<br>    },<br>    "option-def": [ ],<br>    "rebind-timer": 2000,<br>    "renew-timer": 1000,<br>    "reservation-mode": "all",<br>    "sanity-checks": {<br>      "lease-checks": "fix-del"<br>    },<br>    "server-hostname": "",<br>    "server-tag": "",<br>       "hooks-libraries": [{<br>        "library": "/opt/kea/lib/kea/hooks/libdhcp_lease_cmds.so",<br>        "parameters": { }<br>    }, {<br>        "library": "/opt/kea/lib/kea/hooks/libdhcp_ha.so",<br>        "parameters": {<br>            "high-availability": [{<br>                "this-server-name": "S1",      // S2 on server 2<br>                "mode": "hot-standby",<br>                "heartbeat-delay": 10000,<br>                "max-response-delay": 10000,<br>                "max-ack-delay": 5000,<br>                "max-unacked-clients": 0,<br>                "peers": [{<br>                    "name": "S1",<br>                    "url": "<a href="http://10.249.1.203:8000/">http://10.249.1.203:8000/</a>",<br>                    "role": "primary",<br>                    "auto-failover": true<br>                }, {<br>                    "name": "S2",<br>                    "url": "<a href="http://10.249.1.204:8000/">http://10.249.1.204:8000/</a>",<br>                    "role": "standby",<br>                    "auto-failover": true<br>                }]<br>            }]<br>        }<br>    }],<br>    "shared-networks": []</font><br></div><div><span style="font-family:arial,sans-serif"><br></span></div><div><span style="font-family:arial,sans-serif">The same configuration works without error on v1.6.2</span><br></div><div><span style="font-family:arial,sans-serif"><br></span></div><div><span style="font-family:arial,sans-serif">What I'm doing wrong?</span></div><div><font face="arial, sans-serif"><br></font></div><div><font face="arial, sans-serif"><br></font></div></div></div></div></div>