// 上行带宽
sum by (instance) (irate(node_network_receive_bytes{instance="xxx",device!~"bond.*?|lo"}[5m])/128)
// 下行带宽
sum by (instance) (irate(node_network_transmit_bytes{instance="xxx",device!~"bond.*?|lo"}[5m])/128)
网卡出/入包
// 入包量
sum by (instance) (rate(node_network_receive_bytes{instance="xxx",device!="lo"}[5m]))
// 出包量
sum by (instance) (rate(node_network_transmit_bytes{instance="xxx",device!="lo"}[5m]))