.msi Installer (Windows)
The recommended way to install Fluentd on Windows is to use MSI installers of fluent-package
.
What is fluent-package
?
fluent-package
?fluent-package
is a packaged distribution of Fluentd which is formerly known as td-agent
.
Includes Ruby and other library dependencies (since most Windows machines don't have them installed).
Includes a set of commonly-used 3rd-party plugins such as
in_windows_eventlog2
.
You can also see fluent-package-v5-vs-td-agent.
How to install fluent-package
fluent-package
The following are deprecated td-agent (EOL) information:
About deprecated Treasure Agent (td-agent) v4 (EOL), see Install by .msi Installer v4 (Windows).
About deprecated Treasure Agent (td-agent) 3 will not be maintained anymore, see Install by msi Package v3.
Do not directly upgrade from v3 to v5. Such a workflow is not supported. It causes a trouble. Upgrade in stages. (v3 to v4, then v4 to v5)
Step 1: Install fluent-package
fluent-package
Download the latest MSI installer from the download page. Run the installer and follow the wizard. If you want to use Long Term Support version, use LTS.

Step 2: Set up fluentd.conf
fluentd.conf
Open C:/opt/fluent/etc/fluent/fluentd.conf
with a text editor. Replace the configuration with the following content:
Step 3: Launch Fluent Package Command Prompt with Administrator privilege
Open Windows Start menu, and search Fluent Package Command Prompt
. In most environments, the program will be found right under the "Recently Added" section or "Best match" section.

Fluent Package Command Prompt
is basically cmd.exe
, with a few PATH tweaks for Fluentd programs. Use this program whenever you need to interact with Fluentd.
Step 4: Run fluentd
fluentd
Type the following command into Fluent Package Command Prompt
with Administrator privilege:
Now fluentd
starts listening to Windows Eventlog, and will print records to stdout as they occur.

Step 5: Run fluentd
as Windows service
fluentd
as Windows serviceFluentd is registered as a Windows service permanently by the msi installer. Since version 5.0.0, the service does not automatically start after installed. You must manually start it.
Choose one of your preferred way:
Using GUI
Using
net.ext
Using Powershell Cmdlet
Using GUI
Please guide yourself to Control Panel -> System and Security -> Administrative Tools -> Services
, and you'll see Fluentd Windows Service
is listed.
Please double click Fluentd Window Service
, and click Start
button. Then the process will be executed as Windows Service.
Using net.exe
net.exe
Using Powershell Cmdlet
Note that using fluentdwinsvc
is needed to start Fluentd service from the command-line. fluentdwinsvc
is the service name and it should be passed to net.exe
or Start-Service
Cmdlet.
The log file will be located at C:/opt/fluent/fluentd.log
as we specified in Step 3.
Step 6: Install Plugins
Open Fluent Package Command Prompt
and use fluent-gem
command:
Next Steps
You are now ready to collect real logs with Fluentd. Refer to the following tutorials on how to collect data from various sources:
Basic Configuration
If this article is incorrect or outdated, or omits critical information, please let us know. Fluentd is an open-source project under Cloud Native Computing Foundation (CNCF). All components are available under the Apache 2 License.
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