Preload rails environment to make rails/rake commands faster. Download as .zip Download as .tar.gz View on GitHub Tweet #rrails Preload rails environment to make rails/rake commands faster. Why? Without rrails: $ time ( rails generate >/dev/null ) ( rails generate > /dev/null; ) 9.29s user 0.41s system 98% cpu 9.807 total $ time ( rake routes >/dev/null ) ( rake routes > /dev/null; ) 8.17s user 0.