Edit the configuration in /etc/default/grub. In particular, you want
GRUB_CMDLINE_LINUX_DEFAULT to not contain the "splash" command. This is
where the default options are set. (GRUB_CMDLINE_LINUX options apply to
all linux entries, _DEFAULT only applies to non-single-user-mode
entries).
> b. Which is much more mysterious and worrying for me from where its
> getting the splash screen
> of Kubuntu rather than Ubuntu.
It isn't getting the Kubuntu splash at all; the only control grub has
over usplash is whether it shows at all, by passing the "splash"
argument to the kernel or not.
I'd be amazed if passing the "splash" option to the kernel under grub
rather than grub2 didn't also show the Kubuntu splash.
> a. How do I disable the splash
Edit the configuration in /etc/default/grub. In particular, you want LINUX_DEFAULT to not contain the "splash" command. This is user-mode
GRUB_CMDLINE_
where the default options are set. (GRUB_CMDLINE_LINUX options apply to
all linux entries, _DEFAULT only applies to non-single-
entries).
> b. Which is much more mysterious and worrying for me from where its
> getting the splash screen
> of Kubuntu rather than Ubuntu.
It isn't getting the Kubuntu splash at all; the only control grub has
over usplash is whether it shows at all, by passing the "splash"
argument to the kernel or not.
I'd be amazed if passing the "splash" option to the kernel under grub
rather than grub2 didn't also show the Kubuntu splash.