class Unicorns include Watchman def self.data out = PS.data.inject({:masters => [], :workers => [], :master_memory => 0, :worker_memory => 0, :total_memory => 0}) do |acc,line| if line[:command][/^start master/] acc[:masters] << line acc[:master_memory] += line[:rss].to_i end if line[:command][/^start worker/] acc[:workers] << line acc[:worker_memory] += line[:rss].to_i end acc[:total_memory] += line[:rss].to_i acc end out.merge({:num_masters => out[:masters].count, :num_workers => out[:workers].count, :summary => [:num_masters, :num_workers]}) end end