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1.9
Fluent Bit v1.9 Documentation
About
What is Fluent Bit?
A Brief History of Fluent Bit
Fluentd & Fluent Bit
License
Concepts
Key Concepts
Buffering
Data Pipeline
Installation
Getting Started with Fluent Bit
Upgrade Notes
Supported Platforms
Requirements
Sources
Linux Packages
Docker
Containers on AWS
Amazon EC2
Kubernetes
macOS
Windows
Yocto / Embedded Linux
Administration
Configuring Fluent Bit
Security
Buffering & Storage
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Networking
Memory Management
Monitoring
Dump Internals / Signal
HTTP Proxy
Local Testing
Validating your Data and Structure
Running a Logging Pipeline Locally
Data Pipeline
Pipeline Monitoring
Inputs
Collectd
CPU Log Based Metrics
Disk I/O Log Based Metrics
Docker Log Based Metrics
Docker Events
Dummy
Exec
Fluent Bit Metrics
Forward
Head
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Health
Kernel Logs
Memory Metrics
MQTT
Network I/O Log Based Metrics
Node Exporter Metrics
Process Log Based Metrics
Prometheus Scrape Metrics
Random
Serial Interface
Standard Input
StatsD
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TCP
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Windows Event Log
Windows Event Log (winevtlog)
Windows Exporter Metrics
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Stream Processing
Introduction to Stream Processing
Overview
Changelog
Getting Started
Fluent Bit for Developers
C Library API
Ingest Records Manually
Golang Output Plugins
Developer guide for beginners on contributing to Fluent Bit
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Docker Log Based Metrics
The docker input plugin allows you to collect Docker container metrics such as memory usage and CPU consumption.
Content:

Configuration Parameters

The plugin supports the following configuration parameters:
Key
Description
Default
Interval_Sec
Polling interval in seconds
1
Include
A space-separated list of containers to include
​
Exclude
A space-separated list of containers to exclude
​
If you set neither Include nor Exclude, the plugin will try to get metrics from all the running containers.

Configuration File

Here is an example configuration that collects metrics from two docker instances (6bab19c3a0f9 and 14159be4ca2c).
[INPUT]
Name docker
Include 6bab19c3a0f9 14159be4ca2c
[OUTPUT]
Name stdout
Match *
This configuration will produce records like below.
[1] docker.0: [1571994772.00555745, {"id"=>"6bab19c3a0f9", "name"=>"postgresql", "cpu_used"=>172102435, "mem_used"=>5693400, "mem_limit"=>4294963200}]
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Configuration Parameters
Configuration File