nfs_procedure value:DERIVE:0:U
nginx_connections value:GAUGE:0:U
nginx_requests value:DERIVE:0:U
-nginx_accepts value:DERIVE:0:U
-nginx_handled value:DERIVE:0:U
node_octets rx:DERIVE:0:U, tx:DERIVE:0:U
node_rssi value:GAUGE:0:255
node_stat value:DERIVE:0:U