fluent-bit-docs's Introduction

description
High Performance Telemetry Agent for Logs, Metrics and Traces

Fluent Bit v2.1 Documentation

Fluent Bit is a Fast and Lightweight Telemetry Agent for Logs, Metrics, and Traces for Linux, macOS, Windows, and BSD family operating systems. It has been made with a strong focus on performance to allow the collection and processing of telemetry data from different sources without complexity.

Features

High Performance: High throughput with low resources consumption
Data Parsing
- Convert your unstructured messages using our parsers: JSON, Regex, LTSV and Logfmt
Metrics Support: Prometheus and OpenTelemetry 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 100 built-in plugins are available
- Extensibility
  - Write any input, filter or output plugin in C language
  - WASM: WASM Filter Plugins or WASM Input Plugins
  - 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