Class: BetterRailsDebugger::GroupInstance

Inherits:
Object
  • Object
show all
Includes:
Mongoid::Document, Mongoid::Timestamps
Defined in:
app/models/better_rails_debugger/group_instance.rb

Instance Method Summary collapse

Instance Method Details

#allocations_per_file_hash ⇒ Object 



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# File 'app/models/better_rails_debugger/group_instance.rb', line 32

def allocations_per_file_hash
  return @allocations_per_file if @allocations_per_file.present?
  @allocations_per_file = JSON.parse(allocations_per_file.to_s) rescue {}
end

#big_classes(max_size = 1.megabytes) ⇒ Object

Return an array of hashed that contains some information about the classes that consume more than max_size bytess



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# File 'app/models/better_rails_debugger/group_instance.rb', line 72

def big_classes(max_size=1.megabytes)
  return @big_classes if @big_classes
  @big_classes = {}
  ObjectInformation.where(:group_instance_id => self.id, :memsize.gt => max_size).all.each do |object|
    @big_classes[object.class_name] ||= {total_mem: 0, average: 0, count: 0}
    @big_classes[object.class_name][:total_mem] += object.memsize
    @big_classes[object.class_name][:count] += 1
  end
  @big_classes.each_pair do |klass, hash|
    @big_classes[klass][:average] = @big_classes[klass][:total_mem] / @big_classes[klass][:count]
  end
  @big_classes
end

#big_files(max_size = 10.megabytes) ⇒ Object

Return an array of hash file => mem that consume more than 10 MB(default) or ram aprox TODO: The amount of consumed ram must be configurable



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# File 'app/models/better_rails_debugger/group_instance.rb', line 64

def big_files(max_size=10.megabytes)
  return @big_files if @big_files
  @big_files = (memsize_per_file_hash || {}).select do |key, size|
    size >= max_size
  end
end

#count_methods ⇒ Object 



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# File 'app/models/better_rails_debugger/group_instance.rb', line 45

def count_methods
  return @count_methods if @count_methods
  @count_methods = Hash.new
  trace_point_items.each do |item|
    @count_methods["#{item.source_file}:#{item.source_line}"] ||= {
      item: item,
      count: 0
    }
    @count_methods["#{item.source_file}:#{item.source_line}"][:count] += 1
  end
  @count_methods
end

#files_that_use_more_memory(n) ⇒ Object 



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# File 'app/models/better_rails_debugger/group_instance.rb', line 37

def files_that_use_more_memory(n)
  memsize_per_file_hash.to_a.sort_by do |a| a[1] end.reverse[0..n]
end

#files_with_more_allocations(n) ⇒ Object 



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# File 'app/models/better_rails_debugger/group_instance.rb', line 41

def files_with_more_allocations(n)
  allocations_per_file_hash.to_a.sort_by do |a| a[1] end.reverse[0..n]
end

#memsize_per_file_hash ⇒ Object

Memory methods



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# File 'app/models/better_rails_debugger/group_instance.rb', line 27

def memsize_per_file_hash
  return @memsize_per_file_hash if @memsize_per_file_hash.present?
  @memsize_per_file_hash = JSON.parse(memsize_per_file.to_s) rescue {}
end

#most_used_methods(n) ⇒ Object 



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# File 'app/models/better_rails_debugger/group_instance.rb', line 58

def most_used_methods(n)
  count_methods.to_a.sort_by do |a| a[1][:count] end.reverse[0..n].to_h
end

#track_allocation_of?(path) ⇒ Boolean

Trace point methods

Returns:

  • (Boolean) 


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# File 'app/models/better_rails_debugger/group_instance.rb', line 88

def track_allocation_of?(path)
  return true if match_file_list?(path) or called_from_caller_file?(path)
  false
end