Is there a way to exit the splash screen during boot and view the verbose boot without rebooting?
For future viewers sake: this is for GRUB2 on Ubuntu.
If you use grub2 then the following should do the trick for every installed kernel on every boot:
This way this change will even be permanent after a kernel update. Also this is the only way that works in grub2 since
More about configuring grub2 in ubuntu: https://help.ubuntu.com/community/Grub2
This works only for grub versions prior than grub2!
Change it to:
Note that the kernel version numbers in your case may be different. Save the file and the splash screen should be replaced with a verbose boot from now on.