Hot Reload
Enable hot reload through SIGHUP signal or an HTTP endpoint
Fluent Bit supports the hot reloading feature when enabled via the configuration file or command line with -Y
or --enable-hot-reload
option.
Getting Started
To get started with reloading via HTTP, the first step is to enable the HTTP Server from the configuration file:
The above configuration snippet will enable the HTTP endpoint for hot reloading.
How to reload
Via HTTP
Hot reloading can be kicked via HTTP endpoints that are:
PUT /api/v2/reload
POST /api/v2/reload
If users don't enable the hot reloading feature, hot reloading via these endpoints will not work.
For using curl to reload Fluent Bit, users must specify an empty request body as:
Via Signal
Hot reloading also can be kicked via SIGHUP
.
SIGHUP
signal is not supported on Windows. So, users can't enable this feature on Windows.
Limitations
The hot reloading feature is currently working on Linux and macOS. Windows is not supported yet.
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