new

# File activesupport/lib/active_support/cache/memory_store.rb, line 73
      def initialize(options = nil)
        options ||= {}
        options[:coder] = DupCoder unless options.key?(:coder) || options.key?(:serializer)
        # Disable compression by default.
        options[:compress] ||= false
        super(options)
        @data = {}
        @max_size = options[:size] || 32.megabytes
        @max_prune_time = options[:max_prune_time] || 2
        @cache_size = 0
        @monitor = Monitor.new
        @pruning = false
      end