[ubuntu-studio-users] welcome to emergency mode - problem

[Pablo Fernández Bustamante]

El 29/04/17 a las 17:02, Ralf Mardorf escribió:
> On Sat, 29 Apr 2017 15:59:04 +0200, Pablo Fernández Bustamante wrote:
>>> However, when booting into Linux Mint I did not get the emergency
>>> message even though fstab in that refers to the missing external
>>> drive.
>>
>> If I remember correctly, grub will read the /etc/fstab of the last OS
>> installed. Was it Ubuntustudio?. I think GRUB is ignoring Linux
>> Mint:/etc/fstab
>
> Hi,
>
> no this is wrong. You are confusing default installs that enforce to
> install GRUB 2 with the OP's issue. Some novice-friendly installers,
> such as the Ubuntu flavours, enforce to install a bootloader,
> usually GRUB 2. In this case GRUB 2 from the last install is used, so
> the bootloader installed to e.g. the MBR points to /boot/grub/grub.cfg
> of the last installed Linux. IOW ignored is a grub.cfg of older
> installs, but fstab is _not ignored_. Each Linux does use it's own
> fstab, assuming a user still does use fstab, since when using systemd
> fstab not necessarily is needed.
>
> FWIW some other Linux's installers don't enforce to install a
> bootloader at all and experienced users often avoid using GRUB legacy
> as well as GRUB 2 like the plague. Much likely the majority of Linux
> geeks does use syslinux, btw. this is the bootloader I'm using, too.
>
> Regards,
> Ralf
>

Oops, you are right, Ralf. I used to dual-boot 64studio and ubuntu 
several years ago and, coincidentally, I have not touched /etc/fstab for 
a similarly long time. I was totally confused.

Regards,
Pablo