Let's get started with Fluentd! Fluentd is a fully free and fully open-source log collector that instantly enables you to have a 'Log Everything' architecture with 600+ types of systems.

Fluentd treats logs as JSON, a popular machine-readable format. It is written primarily in C with a thin-Ruby wrapper that gives users flexibility.

Fluentd's scalability has been proven in the field: its largest user currently collects logs from 500,000+ servers.

Step1: Installing Fluentd

Please follow the installation/quickstart guides below that matches your environment.

• ​Install Fluentd by RPM package (Redhat Linux)

• ​Install Fluentd by Deb package (Ubuntu/Debian Linux)

• ​Install Fluentd by DMG package (Mac OS X)

• ​Install Fluentd by Ruby Gem​

• ​Install Fluentd by Chef​

• ​Install Fluentd from source​

Fluentd v0.12 doesn't support Windows environment. Please see Collecting Log Data from Windows for details. Fluentd v1.x supports Windows.

Step2: Use Cases

The articles shown below cover the typical use cases of Fluentd. Please refer to the article(s) that suits your needs.

• Use Cases

  • ​Data Search like Splunk​

  • ​Data Filtering and Alerting​

  • ​Data Analytics with Treasure Data​

  • ​Data Collection to MongoDB​

  • ​Data Collection to HDFS​

  • ​Data Archiving to Amazon S3​

  • ​Windows Event Collection​

• Basic Configuration

  • ​Config File​

• Application Logs

  • ​Ruby, Java, Python, PHP,

    ​Perl, Node.js, Scala​

• Happy Users :)

  • ​Users​

Step3: Learn More

The articles shown below will provide detailed information for you to learn more about Fluentd.

• ​Architecture Overview​

• ​Life of a Fluentd Event​

• Plugin Overview

  • ​Input Plugins​

  • ​Output Plugins​

  • ​Buffer Plugins​

  • ​Filter Plugins​

  • ​Parser Plugins​

  • ​Formatter Plugins​

• ​High Availability Configuration​

• ​FAQ​

If this article is incorrect or outdated, or omits critical information, please let us know. Fluentd is a open source project under Cloud Native Computing Foundation (CNCF). All components are available under the Apache 2 License.