code: def start_plasma_store(self):
          
          stdout_file, stderr_file = self.new_log_files("plasma_store")
          process_info = ray.services.start_plasma_store(
              stdout_file=stdout_file,
              stderr_file=stderr_file,
              object_store_memory=self._ray_params.object_store_memory,
              plasma_directory=self._ray_params.plasma_directory,
              huge_pages=self._ray_params.huge_pages,
              plasma_store_socket_name=self._plasma_store_socket_name)
          assert (
              ray_constants.PROCESS_TYPE_PLASMA_STORE not in self.all_processes)
          self.all_processes[ray_constants.PROCESS_TYPE_PLASMA_STORE] = [
              process_info
          ]
docs: Start the plasma store.