go-zero/example/tracing/portal/etc/config.json

{
    "Name": "portal.rpc",
    "ListenOn": "localhost:3456",
    "Etcd": {
        "Hosts": [
            "localhost:2379"
        ],
        "Key": "portal"
    },
    "UserRpc": {
        "Etcd": {
            "Hosts": [
                "localhost:2379"
            ],
            "Key": "user"
        }
    },
    "Timeout": 500
}