F19 not able to boot by UUID

[Harald Hoyer]

On 08/29/2013 03:55 PM, g wrote:
> 
> 
> On 08/29/2013 06:46 AM, Mark Haney wrote:
> <<>>
>>
>>> My first guess would be to check that you're using the exact same UUID in
>>> the boot parameter as on the drive partition.  Check the partition UUID is
>>> what you thought it is.  Check for typos in the boot configuration.
>>
>>
>> So how exactly would I be able to do that from dracut?
> 
> probably not, and maybe not readily from a live-boot. i do not know as i have
> a strong dislike for lvm and dracut, because you have hit one of many reason
> that lvm and dracut should be done away with.
> 
> if you can mount in a live-boot, and are not aware;
> 
>    ls /dev/disk/by-uuid
> 
> prints uuid for drives, but tells you nothing as to what their physical is.

...


> /dev/disk/by-uuid:
> 10BDD0693BFCE1E5@                      cd2c5fa1-902f-421b-8e36-19f8ad0a4311@
> 2FEF848329A39323@                      e7c13ca9-3dbc-4cc7-9c6a-50efc0688a61@
> a8f5c9e9-b792-4e30-a80b-08ed8b371886@  e98b498e-76ea-4845-99a6-78a1a25d74f0@
> AE90166090162F79@
> 

$ ls -l /dev/disk/by-uuid/
total 0
lrwxrwxrwx 1 root root 10 Aug 29 10:04 0a5847a8-358d-454f-ab98-8592de5ca4ba ->
../../sda4
lrwxrwxrwx 1 root root 10 Aug 29 10:04 388e1ac9-5c13-4d2d-bc1a-b8f8b7616539 ->
../../sda8
lrwxrwxrwx 1 root root 10 Aug 29 10:04 7873548a-7880-4ffa-9647-6fd81a77a349 ->
../../sda6
lrwxrwxrwx 1 root root 10 Aug 29 10:04 8b8b6f91-95c7-4da2-831b-171e12179081 ->
../../sda7
lrwxrwxrwx 1 root root 10 Aug 29 10:04 ade13292-d23f-45be-b732-fa9a391a56b0 ->
../../sda3
lrwxrwxrwx 1 root root 10 Aug 29 10:04 B919-3D05 -> ../../sda1
lrwxrwxrwx 1 root root 10 Aug 29 10:04 f9e51b53-dc00-4dc4-bee0-6b73c4a7b522 ->
../../sda2

$ blkid
/dev/sda1: SEC_TYPE="msdos" UUID="B919-3D05" TYPE="vfat" PARTLABEL="EFI System
Partition" PARTUUID="752799f4-f8f5-4435-9306-0d1550536049"
/dev/sda2: UUID="f9e51b53-dc00-4dc4-bee0-6b73c4a7b522" TYPE="ext4"
PARTUUID="b0eb2e7e-ceac-42cf-8070-9e96f58c0e42"
/dev/sda3: LABEL="_Fedora-17-x86_6/" UUID="ade13292-d23f-45be-b732-fa9a391a56b0"
UUID_SUB="475ab7d2-d694-44cd-8e78-fcfcf0a6d4be" TYPE="btrfs"
PARTUUID="d4cb9e94-cbdb-4bd9-b15f-5bdf14f7353b"
/dev/sda4: UUID="0a5847a8-358d-454f-ab98-8592de5ca4ba" TYPE="swap"
PARTUUID="1bff1402-f70c-4429-9ecd-3476e6ff20ae"
/dev/sda5: LABEL="_Fedora-17-x86_6/" UUID="ade13292-d23f-45be-b732-fa9a391a56b0"
UUID_SUB="43bd1290-9448-427e-8d1b-146abb755794" TYPE="btrfs"
PARTUUID="bb6f917f-f869-4689-a00e-7f33e307c1a4"
/dev/sda6: UUID="7873548a-7880-4ffa-9647-6fd81a77a349" TYPE="ext4"
PARTUUID="10e9e019-49aa-4647-a714-6ca069d26c6b"
/dev/sda7: LABEL="Fedora19" UUID="8b8b6f91-95c7-4da2-831b-171e12179081"
TYPE="ext4" PARTLABEL="F19" PARTUUID="9d99c422-35d6-42bc-adb2-f738a6736f8f"
/dev/sda8: LABEL="gah" UUID="388e1ac9-5c13-4d2d-bc1a-b8f8b7616539" TYPE="ext4"
PARTLABEL="home" PARTUUID="103c47af-f801-417d-8588-636848a470e4"