Bug 3924 Performance bug (in require?) From http://blade.nagaokaut.ac.jp/cgi-bin/scat.rb/ruby/ruby-core/37303 Ticket in redmine http://redmine.ruby-lang.org/issues/3924 nahi (Hiroshi Nakamura) measured loading times of 2 rails 3.0.7 apps on 1.9.2p274, 1.9.3dev r32204, 1.9.3dev r32204 with Shyouhei's expand_path cache patch. He asked a downside of this patch. Then, mame3 (Yusuke ENDOH) said that pa