wwestenbrink/vagrant-opsworks — pull request #11 by hirowatari (2014-12-16 16:13:19+00:00)
Title: Ubuntu won't boot if it failed to boot last time with default grub setting

If Ubuntu failed to boot, then GRUB_RECORDFAIL_TIMEOUT=-1 be default
and will wait for user input before booting. Vagrant will timeout waiting for this
unless the user boots in the gui mode.