Another thing that I do not understand is this /boot/efi/EFI/fedora/grub.cfg ## BEGIN /etc/grub.d/10_linux ### insmod part_gpt insmod ext2 set root='hd0,gpt6' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=root --hint-bios=hd0,gpt6 --hint-efi=hd0,gpt6 --hint-baremetal=ahci0,gpt6 a5b809ae-61c2-4d67-b0f3-109e99faad39 else search --no-floppy --fs-uuid --set=root a5b809ae-61c2-4d67-b0f3-109e99faad39 fi insmod part_gpt insmod fat set boot='hd1,gpt1' if [ x$feature_platform_search_hint = xy ]; then search --no-floppy --fs-uuid --set=boot --hint-bios=hd1,gpt1 --hint-efi=hd1,gpt1 --hint-baremetal=ahci1,gpt1 B2EF-0CE4 else search --no-floppy --fs-uuid --set=boot B2EF-0CE4 fi Why for the system set boot='hd1,gpt1' we have search --no-floppy --fs-uuid --set=boot B2EF-0CE4 and not search --no-floppy --fs-uuid --set=root 4f724cae-bdb7-4a76-a1d0-560a78805862 (like search --no-floppy --fs-uuid --set=root a5b809ae-61c2-4d67-b0f3-109e99faad39) since 4f724cae-bdb7-4a76-a1d0-560a78805862 is the / for the system which does not start =========================================================================== Patrick DUPRÉ | | email: pdupre@xxxxxxx Laboratoire interdisciplinaire Carnot de Bourgogne 9 Avenue Alain Savary, BP 47870, 21078 DIJON Cedex FRANCE Tel: +33 (0)380395988 =========================================================================== > Sent: Tuesday, June 25, 2019 at 2:55 PM > From: "Patrick Dupre" <pdupre@xxxxxxx> > To: users@xxxxxxxxxxxxxxxxxxxxxxx > Cc: fedora <users@xxxxxxxxxxxxxxxxxxxxxxx> > Subject: Re: Cannot boot after 2nd install > > Here is the log > > [^[[0;32m OK ^[[0m] Mounted ^[[0;1;39m/home^[[0m. > [^[[0;32m OK ^[[0m] Started ^[[0;1;39mFile System Check on /dev/disk/by-uuid/B2EF-0CE4^[[0m. > [^[[0;32m OK ^[[0m] Mounted ^[[0;1;39m/tmp^[[0m. > [^[[0;32m OK ^[[0m] Mounted ^[[0;1;39m/usr/local^[[0m. > [^[[0;32m OK ^[[0m] Started ^[[0;1;39mFile System Check on /dev/sda4^[[0m. > Mounting ^[[0;1;39m/boot/efi^[[0m... > Mounting ^[[0;1;39m/home/pdupre/archives^[[0m... > [^[[0;1;31mFAILED^[[0m] Failed to mount ^[[0;1;39m/boot/efi^[[0m. > See 'systemctl status boot-efi.mount' for details > [^[[0;1;33mDEPEND^[[0m] Dependency failed for ^[[0;1;39mLocal File Systems^[[0m. > Starting ^[[0;1;39mRestore /run/initramfs on shutdown^[[0m... > > The partition /boot/efi is actually > /dev/disk/by-uuid/B2EF-0CE4 > > This is bizarre, it mounts perfectly well from the other boot > I cannot run > systemctl status boot-efi.mount > > > =========================================================================== > Patrick DUPRÉ | | email: pdupre@xxxxxxx > Laboratoire interdisciplinaire Carnot de Bourgogne > 9 Avenue Alain Savary, BP 47870, 21078 DIJON Cedex FRANCE > Tel: +33 (0)380395988 > =========================================================================== > > > > Sent: Tuesday, June 25, 2019 at 1:42 PM > > From: "Patrick Dupre" <pdupre@xxxxxxx> > > To: fedora <users@xxxxxxxxxxxxxxxxxxxxxxx> > > Subject: Cannot boot after 2nd install > > > > Hello, > > > > I have a fedora which was running fine fine on /dev/sdb (/boot/efi on /dev/sdb1) > > Then I install a new fedora 30 on /dev/sda6 (also with /boot/efi on /dev/sdb1) > > When I rebooted, the "old" machine did not show up (at grub), then I run > > grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg > > Now "old" machine is recognized at grub, but I get an error at the boot time > > I cannot even run a command line (like system*) > > Actually, I get > > Failed to mount /boot/efi > > Should I run: > > grub2-install /dev/sda > > or > > grub2-install /dev/sdb > > > > Also, when booting (before grub), I have > > options > > /EFI/BOOT/BOOTx64.EFI (this on let be boot on the new install) > > /EFI/fedora/grub.cfg > > /EFI/fedora/shimx64.efi > > > > Which one should I use preferentially? > > > > Thank > > > > =========================================================================== > > Patrick DUPRÉ | | email: pdupre@xxxxxxx > > Laboratoire interdisciplinaire Carnot de Bourgogne > > 9 Avenue Alain Savary, BP 47870, 21078 DIJON Cedex FRANCE > > Tel: +33 (0)380395988 > > =========================================================================== > > _______________________________________________ > > users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx > > To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx > > Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > > List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx > > > _______________________________________________ > users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx > To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx > Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx > _______________________________________________ users mailing list -- users@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to users-leave@xxxxxxxxxxxxxxxxxxxxxxx Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/users@xxxxxxxxxxxxxxxxxxxxxxx
