Class: Oink::Instrumentation::SmapsMemorySnapshot

Inherits:
Object
  • Object
show all
Defined in:
lib/oink/instrumentation/memory_snapshot.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.available? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/oink/instrumentation/memory_snapshot.rb', line 81

def self.available?
  File.exist?("/proc/#{$$}/smaps")
end

Instance Method Details

#memory ⇒ Object 



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# File 'lib/oink/instrumentation/memory_snapshot.rb', line 73

def memory
  proc_file = File.new("/proc/#{$$}/smaps")
  lines = proc_file.lines
  lines.map do |line|
    size = line[/Size: *(\d+)/, 1] and size.to_i
  end.compact.sum
end