Class: Judoscale::Resque::MetricsCollector

Inherits:
JobMetricsCollector
  • Object
show all
Defined in:
lib/judoscale/resque/metrics_collector.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.adapter_config ⇒ Object 



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# File 'lib/judoscale/resque/metrics_collector.rb', line 9

def self.adapter_config
  Judoscale::Config.instance.resque
end

Instance Method Details

#collect ⇒ Object 



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# File 'lib/judoscale/resque/metrics_collector.rb', line 13

def collect
  metrics = []
  time = Time.now.utc
  current_queues = ::Resque.queues

  if track_busy_jobs?
    busy_counts = Hash.new { |h, k| h[k] = 0 }

    ::Resque.working.each do |worker|
      if !worker.idle? && (job = worker.job)
        busy_counts[job["queue"]] += 1
      end
    end
  end

  self.queues |= current_queues

  queues.each do |queue|
    next if queue.nil? || queue.empty?
    depth = ::Resque.size(queue)
    latency = (::Resque.latency(queue) * 1000).ceil

    metrics.push Metric.new(:qd, depth, time, queue)
    metrics.push Metric.new(:qt, latency, time, queue)

    if track_busy_jobs?
      busy_count = busy_counts[queue]
      metrics.push Metric.new(:busy, busy_count, time, queue)
    end
  end

  log_collection(metrics)
  metrics
end