Output example
node_lxc_io{id="569", ip="2001:feed:beef:1::4"} 443173376
node_lxc_memory{id="569", ip="2001:feed:beef:1::4"} 44249088
node_lxc_tx_bytes{id="569", ip="2001:feed:beef:1::4"} 75666
node_lxc_cpu{id="569", ip="2001:feed:beef:1::4"} 22929193618