def memory_usage():
  return _GetSystemStats().memory()
Updates the value of one of the node's drivers. This will pass the
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/runtime/runtime.py/memory_usage--crossover with--dataset/ETHPy150Open UniversalDevicesInc/Polyglot/polyglot/nodeserver_api.py/Node.set_driver