Module: Mongodb::Graphite::Agent

Defined in:
lib/mongodb/graphite/agent.rb,
lib/mongodb/graphite/agent/utils.rb,
lib/mongodb/graphite/agent/version.rb,
lib/mongodb/graphite/agent/op_counters_sample.rb

Defined Under Namespace

Modules: Utils Classes: OpCountersSample

Constant Summary collapse

VERSION = 
"0.0.2"

Class Method Summary collapse

Class Method Details

.run ⇒ Object 



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# File 'lib/mongodb/graphite/agent.rb', line 15

def self.run
  @connection = Mongo::MongoClient.new("localhost", 27017, :slave_ok => true)

  @hash = @connection["local"].command('serverStatus' => 1)


  @g = ::Graphite.new({:host => "localhost", :port => 2003})

#puts @hash["connections"]["current"]
#puts @hash["connections"]["available"]
#
#puts @hash["backgroundFlushing"]["average_ms"]
#
#puts @hash["network"]["numRequests"]
#puts @hash["network"]["bytesIn"]
#puts @hash["network"]["bytesOut"]
#
#
#puts @hash["cursors"]["totalOpen"]
#
#puts @hash["indexCounters"]["missRatio"]

  @asd = Utils.to_hash(@hash) #all metrics


#ap(@asd)


  @current_sample = OpCountersSample.new Hash[@hash["opcounters"]]
  @previous_sample = @current_sample.dup

  if File.exist? 'lastsample'
    File.open('lastsample', 'r') do |file|
      @previous_sample = Marshal.load(file)
      #puts "Loaded object"
      #ap(@previous_sample)
    end
  end

  puts "Delta: "
  @delta = TimeDifference.between(Time.parse(@current_sample.sample_time), Time.parse(@previous_sample.sample_time))
  puts @delta.in_seconds

  @previous_sample.values.keys.sort.each do |k|
    previous_sample_value = @previous_sample.values[k]
    current_sample_value = @current_sample.values[k]
    value_per_seconds = ((current_sample_value - previous_sample_value) / @delta.in_seconds).round(2)
    puts "#{k}: #{previous_sample_value} / #{current_sample_value}: #{value_per_seconds}/s"
  end

  File.open('lastsample', 'w') do |file|
    Marshal.dump(@current_sample, file)
  end

  #@g.send_metrics({"#{Socket.gethostname}.connections.current" => @hash["connections"]["current"]})
end