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2018 May 29
2
CentOS6: HELP! EFI boot fails after replacing disks...
At Mon, 28 May 2018 19:30:25 -0400 CentOS mailing list <centos at centos.org> wrote:
>
> On May 28, 2018, at 18:25, Robert Heller <heller at deepsoft.com> wrote:
>
> > I tried to run efibootmgr, but it wants a model named efivars loaded, but
> > there is no such module available.
>
> Are you not running a CentOS kernel? That module should be available.
2018 May 29
2
CentOS6: HELP! EFI boot fails after replacing disks...
...e. The
> partition UUID is stored in the GPT.?? The volume UUID is stored in the
> filesystem header (I believe).
>
> For example, on my laptop:
>
> # efibootmgr -v | grep Fedora
> Boot0000* Fedora
> PciRoot(0x0)/Pci(0x17,0x0)/Sata(2,65535,0)/HD(1,GPT,39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09,0x800,0x12c000)/File(\EFI\fedora\shimx64.efi)
>
> # blkid | grep sda1
> /dev/sda1: LABEL="ESP" UUID="3850-574E" TYPE="vfat" PARTLABEL="EFI
> System Partition" PARTUUID="39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09"
>
> # sg...
2018 May 29
0
CentOS6: HELP! EFI boot fails after replacing disks...
...D of the partition, not of the VFAT volume. The
partition UUID is stored in the GPT.? The volume UUID is stored in the
filesystem header (I believe).
For example, on my laptop:
# efibootmgr -v | grep Fedora
Boot0000* Fedora
PciRoot(0x0)/Pci(0x17,0x0)/Sata(2,65535,0)/HD(1,GPT,39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09,0x800,0x12c000)/File(\EFI\fedora\shimx64.efi)
# blkid | grep sda1
/dev/sda1: LABEL="ESP" UUID="3850-574E" TYPE="vfat" PARTLABEL="EFI
System Partition" PARTUUID="39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09"
# sgdisk -i1 /dev/sda
Partition GU...
2018 May 29
0
CentOS6: HELP! EFI boot fails after replacing disks...
...ed in the GPT.?? The volume UUID is stored in the
> > filesystem header (I believe).
> >
> > For example, on my laptop:
> >
> > # efibootmgr -v | grep Fedora
> > Boot0000* Fedora
> > PciRoot(0x0)/Pci(0x17,0x0)/Sata(2,65535,0)/HD(1,GPT,39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09,0x800,0x12c000)/File(\EFI\fedora\shimx64.efi)
> >
> > # blkid | grep sda1
> > /dev/sda1: LABEL="ESP" UUID="3850-574E" TYPE="vfat" PARTLABEL="EFI
> > System Partition" PARTUUID="39484dd8-b1d9-47b2-b4d7-89dfe3ce5e09&q...