Fluent-bit Network I/O Metrics Plugin

How to Integrate Fluent-bit Network I/O Metrics Plugin with Apica Ascent

1. Introduction

This guide explains how to send Network I/O Metrics Logs to Apica Ascent with Fluent-bit, and how to view them.

2. Configure the Network I/O Metrics Plugin in Fluent-bit

Update your Fluent-bit.conf with an input and filter for the Network I/O Metrics Plugin:

[INPUT]
    Name       netif
    Tag        netif
    Interface  eth0

[FILTER]
    Name          modify
    Match         netif
    Add namespace Fluent-bit
    Add app_name  Network_I/O_Metrics

Restart Fluent-bit with systemctl restart fluent-bit and check the status with systemctl status fluent-bit to verify that it’s running correctly.

Helpful links:

• Official Plugin documentation.

• Set up Fluent-bit for Apica Ascent.

3. Verify Logs in Apica Ascent

1. Log in to Apica Ascent

2. Navigate to Explore → Logs & Insights

3. Look for the namespace and application name specified in the config file Example:

4. Example logs

Message:

{"app_name":"Network_IO_Metrics","date":1765795931.187838,"eth0.rx.bytes":0,"eth0.rx.errors":0,"eth0.rx.packets":0,"eth0.tx.bytes":0,"eth0.tx.errors":0,"eth0.tx.packets":0,"namespace":"Fluent-bit"}

StructuredData :

_size: 197
date: 1765795931.187838
eth0.rx.bytes: 0
eth0.rx.errors: 0
eth0.rx.packets: 0
eth0.tx.bytes: 0
eth0.tx.errors: 0
eth0.tx.packets: 0

5. Troubleshooting

Fluent-bit Troubleshooting