Issue #9579 has been reported by Eric Wong. ---------------------------------------- Feature #9579: [PATCH] ext/extmk.rb: parallelize configure https://bugs.ruby-lang.org/issues/9579 * Author: Eric Wong * Status: Open * Priority: Normal * Assignee: Eric Wong * Category: build * Target version: current: 2.2.0 ---------------------------------------- This reduces "touch ext/extmk.rb && make -j" time from roughly 38 to 16 seconds on my 8 core machine with an otherwise fully-built source tree. http://bogomips.org/ruby.git/patch?id=bc6acbaa40 git pull git://80x24.org/ruby.git extmk-parallel -- http://bugs.ruby-lang.org/