修改启动参数

systemctl stop k3s

vi /etc/systemd/system/k3s.service

ExecStart=/usr/local/bin/k3s \
   .....
   '--kube-apiserver-arg'  \ #添加参数
   'service-node-port-range=0-65535'  \ #端口范围
   或者一行
   --kube-apiserver-arg service-node-port-range=0-40000


systemctl daemon-reload

systemctl start k3s