We provides the means for the collection, organization and computerized retrieval of knowledgeand Lightweight Data Forwarder for Linux, BSD and OSX. We are proud to announce the availability of Fluent Bit v1.6.4.

November 10, 2020


Release Notes v1.6.4

Fluent Bit is a Fast and Lightweight Data Forwarder for Linux, BSD and OSX. We are proud to announce the availability of Fluent Bit v1.6.4.

For people upgrading from previous versions you must read the Upgrading Notes section of our documentation:


Give us Feedback!

Dear user, we would love to learn more about your journey using Fluentd / Fluent Bit, if you want to give us some useful feedback please fill the 1 minute community survey to help us understand your challenges and overall feedback:


If you are able to give us more than 1 minute of your time, let us know in the form so we can contact you back!


Fluent Bit v1.6.4 is the minor release on 1.6 that comes with the following changes:


  • http_client: use HTTP_PROXY environment varialble for proxy globally
  • io: fix flb_io_net_connect only opening sync connections (#2750)
  • lib: use context status to monitor thread
  • parser: fix to ensure string size is enough for comparison (oss-fuzz testcase 5200866812100608)
  • parser: ensure proper string null-termination (oss-fuzz 26327)
  • parser: fix insecure string pass (oss-fuzz 26325)
  • hash: fix null-derefence by ensure id is within size (oss-fuzz test case 5672848712269824)
  • utils: fix case of empty string in time to sec conversion (oss-fuzz 26593)
  • utils: fix bad handling of utf-8 parsing (oss-fuzz 26304)
  • config_map: fix cases where kv->val is NULL (oss-fuzz issue 27023)
  • strptime: fix bounds check (oss-fuzz 27241)
  • gzip: fix compression size calculation (oss-fuzz 27261)


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 July 17, 2024

Fluent Bit v3.1.3 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.