Speedup RSpec + Test::Unit + Cucumber by running parallel on multiple CPUs. Setup sudo gem install parallel script/plugin install git://github.com/grosser/parallel_specs.git 1: Add to config/database.yml test: database: xxx_test<%= ENV['TEST_ENV_NUMBER'] %> 2: Create additional database(s) script/db_console create database xxx_test2; ... 3: Copy development schema (repeat after migrations) rake pa