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require 'prometheus/client'
require 'prometheus/client/support/unicorn'
Prometheus::Client.configure do |config|
config.logger = Rails.logger
config.initial_mmap_file_size = 4 * 1024
config.multiprocess_files_dir = ENV['prometheus_multiproc_dir']
if Rails.env.development? || Rails.env.test?
config.multiprocess_files_dir ||= Rails.root.join('tmp/prometheus_multiproc_dir')
end
config.pid_provider = -> do
wid = Prometheus::Client::Support::Unicorn.worker_id
wid = Process.pid if wid.nil?
if wid.nil?
"process_pid_#{Process.pid}"
else
"worker_id_#{wid}"
end
end
end
Sidekiq.configure_server do |config|
config.on(:startup) do
Gitlab::Metrics::SidekiqMetricsExporter.instance.start
end
end
if Gitlab::Metrics.prometheus_metrics_enabled?
unless Sidekiq.server?
Gitlab::Metrics::Samplers::UnicornSampler.initialize_instance(Settings.monitoring.unicorn_sampler_interval).start
end
Gitlab::Metrics::Samplers::RubySampler.initialize_instance(Settings.monitoring.ruby_sampler_interval).start
end
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