The netif input plugin gathers network traffic information of the running system every certain interval of time, and reports them.
The Network I/O Metrics plugin creates metrics that are log-based (I.e. JSON payload). If you are looking for Prometheus-based metrics please see the Node Exporter Metrics input plugin.
Configuration Parameters
The plugin supports the following configuration parameters:
Key
Description
Default
Getting Started
In order to monitor network traffic from your system, you can run the plugin from the command line or through the configuration file:
Command Line
$bin/fluent-bit-inetif-pinterface=eth0-ostdoutFluentBitv1.x.x* Copyright (C) 2019-2020 The Fluent Bit Authors* Copyright (C) 2015-2018 Treasure Data* Fluent Bit is a CNCF sub-project under the umbrella of Fluentd* https://fluentbit.io[2017/07/08 23:34:18] [ info] [engine] started[0] netif.0: [1499524459.001698260, {"eth0.rx.bytes"=>89769869, "eth0.rx.packets"=>73357, "eth0.rx.errors"=>0, "eth0.tx.bytes"=>4256474, "eth0.tx.packets"=>24293, "eth0.tx.errors"=>0}]
[1] netif.0: [1499524460.002541885, {"eth0.rx.bytes"=>98, "eth0.rx.packets"=>1, "eth0.rx.errors"=>0, "eth0.tx.bytes"=>98, "eth0.tx.packets"=>1, "eth0.tx.errors"=>0}]
[2] netif.0: [1499524461.001142161, {"eth0.rx.bytes"=>98, "eth0.rx.packets"=>1, "eth0.rx.errors"=>0, "eth0.tx.bytes"=>98, "eth0.tx.packets"=>1, "eth0.tx.errors"=>0}]
[3] netif.0: [1499524462.002612971, {"eth0.rx.bytes"=>98, "eth0.rx.packets"=>1, "eth0.rx.errors"=>0, "eth0.tx.bytes"=>98, "eth0.tx.packets"=>1, "eth0.tx.errors"=>0}]
Configuration File
In your main configuration file append the following Input & Output sections:
[INPUT] Name netif Tag netif Interval_Sec 1 Interval_NSec 0 Interface eth0[OUTPUT] Name stdout Match *