You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: storage.rb
    path of file: ./repos/fluentd/lib/fluent/plugin_helper
    
    the code of the file until where you have to start completion: #
# Fluentd
#
#    Licensed under the Apache License, Version 2.0 (the "License");
#    you may not use this file except in compliance with the License.
#    You may obtain a copy of the License at
#
#        http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in
    
      def start
        super

        @_storages_started = true
        @_storages.each_pair do |usage, s|
          s.storage.start
          s.storage.load

          if s.storage.autosave && !s.storage.persistent
            timer_execute(:storage_autosave, s.storage.autosave_interval, repeat: true) do
              begin
                s.storage.save
              rescue => e
                log.error "plugin storage failed to save its data", usage: usage, type: type, error: e
              end
            end
          end