4 ms·
tail -f production.log
edit: it looks like it's fixed
tail -f production.log
edit: it looks like it's fixed
or, since it's on Heroku:
heroku logs
I think less with the F key is a bit better, as you can stop it and scroll back through potentially long ruby stack traces (especially when you're doing it after the fact), as well as search and jump around in the file.