Emacs ready in 4.71 seconds with 27 garbage
         collections.

(defconst old-gc-cons-threshold gc-cons-threshold)
(setq gc-cons-threshold most-positive-fixnum)
(add-hook
 'emacs-startup-hook
 (lambda ()
   (let ((startup-time (float-time (time-subtract after-init-time before-init-time))))
     (message "Emacs ready in %.2f seconds with %d garbage collections." startup-time gcs-done))
   (setq gc-cons-threshold old-gc-cons-threshold)))