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

#initializeStats

Returns a new instance of Stats.



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

def initialize
  fetch_stats!
end

Instance Method Details

#dead_sizeObject



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

def dead_size
  stat :dead_size
end

#default_queue_latencyObject



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

def default_queue_latency
  stat :default_queue_latency
end

#enqueuedObject



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

def enqueued
  stat :enqueued
end

#failedObject



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

def failed
  stat :failed
end

#fetch_stats!Object



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# File 'lib/sidekiq/api.rb', line 54

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

  processes = Sidekiq.redis { |conn|
    conn.sscan_each("processes").to_a
  }

  queues = Sidekiq.redis { |conn|
    conn.sscan_each("queues").to_a
  }

  pipe2_res = Sidekiq.redis { |conn|
    conn.pipelined do
      processes.each { |key| conn.hget(key, "busy") }
      queues.each { |queue| conn.llen("queue:#{queue}") }
    end
  }

  s = processes.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)
    job = begin
            Sidekiq.load_json(entry)
          rescue
            {}
          end
    now = Time.now.to_f
    thence = job["enqueued_at"] || now
    now - thence
  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

#processedObject



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

def processed
  stat :processed
end

#processes_sizeObject



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

def processes_size
  stat :processes_size
end

#queuesObject



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

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

#reset(*stats) ⇒ Object



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# File 'lib/sidekiq/api.rb', line 112

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_sizeObject



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

def retry_size
  stat :retry_size
end

#scheduled_sizeObject



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

def scheduled_size
  stat :scheduled_size
end

#workers_sizeObject



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

def workers_size
  stat :workers_size
end