puma-metrics

Build Status

A puma plugin to export Puma’s internal statistics as Prometheus metrics.

Installation

Add this line to your application’s Gemfile:

ruby gem 'puma-metrics'

And then execute:

$ bundle

Or install it yourself as:

$ gem install puma-metrics

Usage

Add following lines to your puma config.rb (see Configuration File):

```ruby # config/puma.rb # Load the metrics plugin plugin ‘metrics’

Bind the metric server to “url”. “tcp://” is the only accepted protocol.

# # The default is “tcp://0.0.0.0:9393”. # metrics_url ‘tcp://0.0.0.0:9393’ ```

Credits

The gem is inspired by the following projects: * https://github.com/puma/puma * https://github.com/puma/puma-heroku

License

The gem is available as open source under the terms of the MIT License.