edit
/etc/defualts/grub
'Advanced options for Ubuntu>Ubuntu, with Linux 3.19.0-32-generic' (for versions before 2.00)
'gnulinux-advanced-e343fb82-8a28-4aa7-b323-c560226e41b5>gnulinux-3.19.0-32-generic-advanced-e343fb82-8a28-4aa7-b323-c560226e41b5'
$ sudo update-grub
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-4.3.0-040300-generic
Found initrd image: /boot/initrd.img-4.3.0-040300-generic
Found linux image: /boot/vmlinuz-4.2.0-18-generic
Found initrd image: /boot/initrd.img-4.2.0-18-generic
Found linux image: /boot/vmlinuz-3.19.0-32-generic
Found initrd image: /boot/initrd.img-3.19.0-32-generic
Found Windows Boot Manager on /dev/sda2@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done
Greetings!
I had another freeze today at 09:00
So I am running now on 3.19.0-32-generic.
$ grub-install --version
grub-install (GRUB) 2.02~beta2-29
grep submenu /boot/grub/grub.cfg
grep gnulinux /boot/grub/grub.cfg
edit advanced- e343fb82- 8a28-4aa7- b323-c560226e41 b5>gnulinux- 3.19.0- 32-generic- advanced- e343fb82- 8a28-4aa7- b323-c560226e41 b5'
/etc/defualts/grub
'Advanced options for Ubuntu>Ubuntu, with Linux 3.19.0-32-generic' (for versions before 2.00)
'gnulinux-
$ sudo update-grub 4.3.0-040300- generic img-4.3. 0-040300- generic 4.2.0-18- generic img-4.2. 0-18-generic 3.19.0- 32-generic img-3.19. 0-32-generic /EFI/Microsoft/ Boot/bootmgfw. efi
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-
Found initrd image: /boot/initrd.
Found linux image: /boot/vmlinuz-
Found initrd image: /boot/initrd.
Found linux image: /boot/vmlinuz-
Found initrd image: /boot/initrd.
Found Windows Boot Manager on /dev/sda2@
Adding boot menu entry for EFI firmware configuration
done
reboot
~$ lsb_release -r
Release: 15.10
$uname -r
3.19.0-32-generic
Let's see if I get any hangs in the next days.