Configure Ubuntu to output more verbosely to the screen at boot.
GRUB 2
Configure GRUB 2 /etc/default/grub:
# How long to time out showing blank screen. Commenting this out or setting no value
# after the = sign means the menu will be displayed for the number of seconds
# designated by GRUB_TIMEOUT.
#GRUB_HIDDEN_TIMEOUT=
# How long to time out showing blank screen. Commenting this out or setting no value
# after the = sign means the menu will be displayed for the number of seconds
# designated by GRUB_TIMEOUT.
#GRUB_HIDDEN_TIMEOUT=
# Setting to false means grub menu will be displayed
GRUB_HIDDEN_TIMEOUT_QUIET=false
# Setting to false means grub menu will be displayed
GRUB_HIDDEN_TIMEOUT_QUIET=false
# How many seconds the grub menu will be displayed
# before defaulting the value set in GRUB_DEFAULT
GRUB_TIMEOUT=5
# How many seconds the grub menu will be displayed
# before defaulting the value set in GRUB_DEFAULT
GRUB_TIMEOUT=5
# Remove the kernel parameters "quiet" and "splash"
GRUB_CMDLINE_LINUX_DEFAULT=""
# Remove the kernel parameters "quiet" and "splash"
GRUB_CMDLINE_LINUX_DEFAULT=""