class ActiveSupport::Testing::Performance::Metrics::Memory

def measure
  ManagementFactory.memory_mx_bean.non_heap_memory_usage.used + ManagementFactory.memory_mx_bean.heap_memory_usage.used
end

def measure
  loopback.get("system.memory.counter.bytes").last
end

def measure
  RubyProf.measure_memory
end

def measure
  GC.malloc_allocated_size
end