We provide the means for the collection, organization and computerized retrieval of knowledgeand Lightweight Data Forwarder for Linux, BSD, macOS and Windows.

July 13, 2023


NOTE: This is a minor hotfix release that covers for corner cases for metrics handling. We keep same release notes as part of v2

Release Notes v2.1.7

Fluent Bit is a Fast and Lightweight Data Processor and Forwarder for Linux, BSD and OSX. We are proud to announce the availability of Fluent Bit v2.1.7.


Fluent Bit v2.1 is the start of the new stable series of the project. During the last months our primary focus has been around extending support for Metrics, Traces and improving performance, among many others.

  • Core

    • upstream: fix logic to restrict number of connections with net.max_worker_connections option
    • core: fix up boolean conversion logic (#7618)
    • log_event_decoder: fix handling of results states and extend API
    • custom_calyptia: use verbose code to pass TLS parameters to fleet plugin.
    • custom_calyptia: set defaults for calyptia fleet.
    • downstream: fixed the event loop registration detection mechanism
    • utils: plugin: freeing properly for duplicated string shared properties (#7464)
    • config_format: yaml: fix ‘customs’ section handling(#7559)
  • Libs:

    • cmetrics: upgrade to v0.6.3
    • wamr: Upgrade the bundled WAMR version to 1.2.2
  • Plugins


On every release, there are many people involved doing contributions on different areas like bug reporting, troubleshooting, documentation and coding, without these contributions from the community, the project won’t be the same and won’t be in the good shape that it is now. So THANK YOU! to everyone who takes part of this journey!

Join us

We want to hear about you, our community is growing and you can be part of it!, you can contact us at:

Latest Version

New release on June 11, 2024

Fluent Bit v3.0.7 is out!

Check out the Release Notes, read the Updated Documentation or jump directly to the Downloads Section.

We are part of a wide community, no vendor lock-in.