Class: ScbiMapreduce::WorkManagerData

Inherits:
Object
  • Object
show all
Defined in:
lib/scbi_mapreduce/work_manager.rb

Constant Summary collapse

@@job_id = 
1
@@longest_processing_time = 
0

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(objs) ⇒ WorkManagerData

Returns a new instance of WorkManagerData.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 32

def initialize(objs)
  @worker_identifier=0
  @job_identifier=@@job_id
  @@job_id+=1
  @data=objs

  @received_time=nil
  @sent_time=0
  @processing_time=nil
  
  @worker_start_time=0
  @worker_end_time=0
  @worker_time=0
  
  sent!
end

Instance Attribute Details

#data ⇒ Object

Returns the value of attribute data.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def data
  @data
end

#job_identifier ⇒ Object (readonly)

Returns the value of attribute job_identifier.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 29

def job_identifier
  @job_identifier
end

#received_time ⇒ Object

Returns the value of attribute received_time.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def received_time
  @received_time
end

#sent_time ⇒ Object

Returns the value of attribute sent_time.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def sent_time
  @sent_time
end

#status ⇒ Object

Returns the value of attribute status.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def status
  @status
end

#worker_end_time ⇒ Object

Returns the value of attribute worker_end_time.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def worker_end_time
  @worker_end_time
end

#worker_identifier ⇒ Object

Returns the value of attribute worker_identifier.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def worker_identifier
  @worker_identifier
end

#worker_start_time ⇒ Object

Returns the value of attribute worker_start_time.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def worker_start_time
  @worker_start_time
end

#working_time ⇒ Object

Returns the value of attribute working_time.



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# File 'lib/scbi_mapreduce/work_manager.rb', line 30

def working_time
  @working_time
end

Class Method Details

.job_id ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 131

def self.job_id
  # puts "Setting job_id to #{c}"
  @@job_id
end

.job_id=(c) ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 126

def self.job_id=(c)
  # puts "Setting job_id to #{c}"
  @@job_id=c
end

Instance Method Details

#end_worker_time! ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 85

def end_worker_time!
  @worker_end_time=Time.now_us
  @worker_time= (@worker_end_time - @worker_start_time)
  
end

#inspect ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 117

def inspect
  time="; time: #{processing_time} usecs"
  return "WorkManagerData: #{@job_identifier} => #{@status} #{time}"
end

#print_worker_time ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 122

def print_worker_time
  return "WorkManagerData Times: #{@worker_start_time} => #{@worker_end_time} #{worker_time}"
end

#processing_time ⇒ Object

return running or real processing time



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# File 'lib/scbi_mapreduce/work_manager.rb', line 105

def processing_time
  return (@processing_time || (Time.now_us-@sent_time))
end

#received!(objs) ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 70

def received!(objs)
  
  @received_time=Time.now_us
  
  @processing_time=@received_time-@sent_time
  @worker_time=@worker_end_time-@worker_start_time

  # save longer processing time
  @@longest_processing_time=[@@longest_processing_time,@processing_time].max

  @data=objs

  @status=:received
end

#sent! ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 95

def sent!
  @status=:running
  @sent_time=Time.now_us
end

#start_worker_time! ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 91

def start_worker_time!
  @worker_start_time=Time.now_us      
end

#stuck? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/scbi_mapreduce/work_manager.rb', line 100

def stuck?
  (@status==:running) && (@@longest_processing_time>0) && (processing_time>(@@longest_processing_time*PROCESSING_TIMEOUT_MULTIPLIER))
end

#transmission_time ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 113

def transmission_time
  return (processing_time - worker_time)
end

#update_with_received!(job) ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 49

def update_with_received!(job)
  @received_time=job.received_time
  @sent_time=job.sent_time
  @worker_end_time=job.worker_end_time
  @worker_start_time=job.worker_start_time
  
  @processing_time=@received_time-@sent_time
  @worker_time=@worker_end_time-@worker_start_time

  # save longer processing time
  @@longest_processing_time=[@@longest_processing_time,@processing_time].max

  @data=job.data
  
  # if job.worker_identifier==0
  #   puts print_worker_time
  # end

  @status=:received
  
end

#worker_time ⇒ Object 



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# File 'lib/scbi_mapreduce/work_manager.rb', line 109

def worker_time
  return (@worker_time)
end