module Ganymed
  class Collector
    class Procs < Base
      def collect!
        return if not File.readable?('/proc/stat')
        File.open('/proc/stat').each do |line|
          next if not line =~ /^procs_/
          key, value = line.chomp.split
          if key == "procs_running"
            @sampler.emit(:gauge, "os.procs.running", value.to_i)
          elsif key == "procs_blocked"
            @sampler.emit(:gauge, "os.procs.blocked", value.to_i)
          end
        end
      end

      def interval
        @config.interval.tap{} or 0.2
      end
    end
  end
end