Class: SystemMemory

Inherits:
Object
  • Object
show all
Defined in:
lib/pimon/probe/system_memory.rb

Class Method Summary collapse

Class Method Details

.check(type) ⇒ Object 



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# File 'lib/pimon/probe/system_memory.rb', line 3

def self.check(type)
  case type
  when :mem
    index = 1
  when :swap
    index = 2
  else
    raise "Undefined memory type: #{type}"
  end
  
  memory = `free -o -m`.split(/\n/)[index].split(" ")
  
  # memory[1] holds total memory
  # memory[2] holds used memory
  ((memory[2].to_f / memory[1].to_f) * 100).to_i
end