Class: TimeBandits::TimeConsumers::JMX

Inherits:
Object
  • Object
show all
Defined in:
lib/time_bandits/time_consumers/jmx.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.instance ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 22

def self.instance
  @instance ||= new
end

Instance Method Details

#allocated_objects ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 69

def allocated_objects
  0
end

#collections_delta ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 53

def collections_delta
  gc_collections - @collections
end

#consumed ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 26

def consumed
  0.0
end

#gc_collections ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 34

def gc_collections
  @collectors.to_array.map {|gc| @server[gc].collection_count}.sum
end

#gc_time ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 30

def gc_time
  @collectors.to_array.map {|gc| @server[gc].collection_time}.sum
end

#gc_time_delta ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 57

def gc_time_delta
  (gc_time - @consumed).to_f
end

#heap_growth ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 61

def heap_growth
  heap_size - @heap_committed
end

#heap_size ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 38

def heap_size
  @memory_bean.heap_memory_usage.committed
end

#heap_usage ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 42

def heap_usage
  @memory_bean.heap_memory_usage.used
end

#reset ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 46

def reset
  @consumed = gc_time
  @collections = gc_collections
  @heap_committed = heap_size
  @heap_used = heap_usage
end

#runtime ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 73

def runtime
  "GC: %.3f(%d), HP: %d(%d,%d,%d)" % [gc_time_delta, collections_delta, heap_growth, heap_size, allocated_objects, usage_growth]
end

#usage_growth ⇒ Object 



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# File 'lib/time_bandits/time_consumers/jmx.rb', line 65

def usage_growth
  heap_usage - @heap_used
end