Method: CPU::MSR#initialize

Defined in:
lib/cpu/msr.rb

#initialize(processor_id) ⇒ MSR

Create a new wrapper for the msr kernel file associated with processor_id.



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# File 'lib/cpu/msr.rb', line 17

def initialize(processor_id)
  self.class.available? or self.class.load_module
  begin
    name = '/dev/cpu/%d/msr' % processor_id
    @io = IO.new IO.sysopen(name, 'rb')
  rescue Errno::ENOENT
    raise InvalidProcessorIdError, "'#{processor_id}' is not a valid processor_id on this machine"
  rescue StandardError => e
    raise NoSampleDataError, "could not read temperature from #{name}: #{e}"
  end
end