Class: Sidekiq::Stats

Inherits:
Object
  • Object
show all
Defined in:
lib/sidekiq/api.rb

Defined Under Namespace

Classes: History, Queues

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Stats

Returns a new instance of Stats.



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# File 'lib/sidekiq/api.rb', line 6

def initialize
  fetch_stats!
end

Instance Method Details

#dead_size ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 26

def dead_size
  stat :dead_size
end

#default_queue_latency ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 42

def default_queue_latency
  stat :default_queue_latency
end

#enqueued ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 30

def enqueued
  stat :enqueued
end

#failed ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 14

def failed
  stat :failed
end

#fetch_stats! ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 50

def fetch_stats!
  pipe1_res = Sidekiq.redis do |conn|
    conn.pipelined do
      conn.get('stat:processed'.freeze)
      conn.get('stat:failed'.freeze)
      conn.zcard('schedule'.freeze)
      conn.zcard('retry'.freeze)
      conn.zcard('dead'.freeze)
      conn.scard('processes'.freeze)
      conn.lrange('queue:default'.freeze, -1, -1)
      conn.smembers('processes'.freeze)
      conn.smembers('queues'.freeze)
    end
  end

  pipe2_res = Sidekiq.redis do |conn|
    conn.pipelined do
      pipe1_res[7].each {|key| conn.hget(key, 'busy'.freeze) }
      pipe1_res[8].each {|queue| conn.llen("queue:#{queue}") }
    end
  end

  s = pipe1_res[7].size
  workers_size = pipe2_res[0...s].map(&:to_i).inject(0, &:+)
  enqueued     = pipe2_res[s..-1].map(&:to_i).inject(0, &:+)

  default_queue_latency = if (entry = pipe1_res[6].first)
                            Time.now.to_f - Sidekiq.load_json(entry)['enqueued_at'.freeze]
                          else
                            0
                          end
  @stats = {
    processed:             pipe1_res[0].to_i,
    failed:                pipe1_res[1].to_i,
    scheduled_size:        pipe1_res[2],
    retry_size:            pipe1_res[3],
    dead_size:             pipe1_res[4],
    processes_size:        pipe1_res[5],

    default_queue_latency: default_queue_latency,
    workers_size:          workers_size,
    enqueued:              enqueued
  }
end

#processed ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 10

def processed
  stat :processed
end

#processes_size ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 34

def processes_size
  stat :processes_size
end

#queues ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 46

def queues
  Sidekiq::Stats::Queues.new.lengths
end

#reset(*stats) ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 95

def reset(*stats)
  all   = %w(failed processed)
  stats = stats.empty? ? all : all & stats.flatten.compact.map(&:to_s)

  mset_args = []
  stats.each do |stat|
    mset_args << "stat:#{stat}"
    mset_args << 0
  end
  Sidekiq.redis do |conn|
    conn.mset(*mset_args)
  end
end

#retry_size ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 22

def retry_size
  stat :retry_size
end

#scheduled_size ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 18

def scheduled_size
  stat :scheduled_size
end

#workers_size ⇒ Object 



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# File 'lib/sidekiq/api.rb', line 38

def workers_size
  stat :workers_size
end