Ubuntu
Fluent Bit is distributed as fluent-bit package and is available for the latest stable Ubuntu system: Jammy Jellyfish.
Single line install
A simple installation script is provided to be used for most Linux targets. This will always install the most recent version released.
This is purely a convenience helper and should always be validated prior to use. The recommended secure deployment approach is to follow the instructions below.
Server GPG key
The first step is to add our server GPG key to your keyring to ensure you can get our signed packages. Follow the official Debian wiki guidance: https://wiki.debian.org/DebianRepository/UseThirdParty#OpenPGP\_Key\_distribution
Updated key from March 2022
From the 1.9.0 and 1.8.15 releases please note that the GPG key has been updated at https://packages.fluentbit.io/fluentbit.key so ensure this new one is added.
The GPG Key fingerprint of the new key is:
The previous key is still available at https://packages.fluentbit.io/fluentbit-legacy.key and may be required to install previous versions.
The GPG Key fingerprint of the old key is:
Refer to the supported platform documentation to see which platforms are supported in each release.
Update your sources lists
On Ubuntu, you need to add our APT server entry to your sources lists, please add the following content at bottom of your /etc/apt/sources.list file - ensure to set CODENAME
to your specific Ubuntu release name (e.g. focal
for Ubuntu 20.04):
Update your repositories database
Now let your system update the apt database:
We recommend upgrading your system (sudo apt-get upgrade
). This could avoid potential issues with expired certificates.
If you have the following error "Certificate verification failed", you might want to check if the package ca-certificates
is properly installed (sudo apt-get install ca-certificates
).
Install Fluent Bit
Using the following apt-get command you are able now to install the latest fluent-bit:
Now the following step is to instruct systemd to enable the service:
If you do a status check, you should see a similar output like this:
The default configuration of fluent-bit is collecting metrics of CPU usage and sending the records to the standard output, you can see the outgoing data in your /var/log/syslog file.
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