# File lib/storage/cache.rb, line 130
  def inspect
    str = "cache width:#{@cwidth} cache depth:#{@cdepth}\n"
    @cwidth.times do |i|
      @cache[i].each_with_index do |ce,j|
        next if ce.dead?
        str << "cache map [#{i}][#{j}] => "
        str << "oid #{ce.oid} object_id #{ce.obj.object_id} dirty? #{ce.dirty?}  noswap? #{ce.noswap?}\n"
      end
    end
    str
  end