Instructions

  1. Run V8 with --prof --log-timer-events, or alternatively,
    Chrome with --no-sandbox --js-flags="--prof --noprof-lazy --log-timer-events to produce v8.log.
  2. Open v8.log on this page. Don't worry, it won't be uploaded anywhere.
  3. Click "Start plot" to starts number crunching. This will take a while.

Credits