# File lib/new_relic/agent/samplers/memory_sampler.rb, line 113
          def get_memory
            process = $$
            memory = `#{@command} #{process}`.split("\n")[1].to_f / 1024.0 rescue nil
            # if for some reason the ps command doesn't work on the resident os,
            # then don't execute it any more.
            raise "Faulty command: `#{@command} #{process}`" if memory.nil? || memory <= 0
            memory
          end