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description
High Performance Log and Metrics Processor

Fluent Bit v1.8 Documentation

Fluent Bit is a Fast and Lightweight Logs and Metrics Processor and Forwarder for Linux, OSX, Windows and BSD family operating systems. It has been made with a strong focus on performance to allow the collection of events from different sources without complexity.

Features

High Performance
Data Parsing
- Convert your unstructured messages using our parsers: JSON, Regex, LTSV and Logfmt
Metrics Collection (Prometheus compatible)
Reliability and Data Integrity
- Backpressure Handling
- Data Buffering in memory and file system
Networking
- Security: built-in TLS/SSL support
- Asynchronous I/O
Pluggable Architecture and Extensibility: Inputs, Filters and Outputs
- More than 80 built-in plugins available
- Extensibility
  - Write any input, filter or output plugin in C language
  - Bonus: write Filters in Lua or Output plugins in Golang
Monitoring: expose internal metrics over HTTP in JSON and Prometheus format
Stream Processing: Perform data selection and transformation using simple SQL queries
- Create new streams of data using query results
- Aggregation Windows
- Data analysis and prediction: Timeseries forecasting
Portable: runs on Linux, MacOS, Windows and BSD systems

Fluent Bit, Fluentd and CNCF

Fluent Bit is a CNCF sub-project under the umbrella of Fluentd, it's licensed under the terms of the Apache License v2.0. This project was originally created by Treasure Data and is currently a vendor neutral and community driven project.

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