Class: PrometheusClientAddons::Prometheus::Client::ActiveRecord

Inherits:
MultiMetric
  • Object
show all
Defined in:
lib/prometheus_client_addons/prometheus/client/active_record.rb

Constant Summary collapse

HANDLES = 
{
  size: 'Size of pool',
  connections: 'Connections count',
  busy: 'Busy count',
  dead: 'Dead count',
  idle: 'Idle count',
  waiting: 'Num waiting in queue',
  checkout_timeout: 'Checkout timeout'
}.freeze

Instance Attribute Summary

Attributes inherited from MultiMetric

#base_labels, #name, #prefix

Instance Method Summary collapse

Methods inherited from MultiMetric

#initialize

Constructor Details

This class inherits a constructor from PrometheusClientAddons::Prometheus::Client::MultiMetric

Instance Method Details

#multi_name_docstring ⇒ Object 



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# File 'lib/prometheus_client_addons/prometheus/client/active_record.rb', line 23

def multi_name_docstring
  Hash[HANDLES.map { |key, value| ["#{prefix}#{key}".to_sym, value] }]
end

#multi_name_type ⇒ Object 



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# File 'lib/prometheus_client_addons/prometheus/client/active_record.rb', line 18

def multi_name_type
  full_handles = HANDLES.keys.map { |key| "#{prefix}#{key}" }.map(&:to_sym)
  Hash[full_handles.zip([:gauge] * HANDLES.size)]
end

#multi_values ⇒ Object 



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# File 'lib/prometheus_client_addons/prometheus/client/active_record.rb', line 27

def multi_values
  stat = ::ActiveRecord::Base.connection_pool.stat
  Hash[stat.map { |key, value| ["#{prefix}#{key}".to_sym, { {} => value }] }]
end