On 04.07.2018 15:18, Jake Edge wrote:
> On Wed, 4 Jul 2018 15:06:58 +0200 Harald Hoyer wrote:
>> On 04.07.2018 14:50, Jake Edge wrote:
>>> On Wed, 4 Jul 2018 09:15:02 +0200 Harald Hoyer wrote:
>>>>
>>>>
>>>> apparently
>>>> /dev/disk/by-id/md-uuid-e40a0234-7e52-5f10-f267-658d8ec463fa
>>>>
>>>> changed its name to
>>>> /dev/disk/by-id/md-uuid-e40a0234:7e525f10:f267658d:8ec463fa
>>>>
>>>> Very strange...
>>>>
>>>> /lib/udev/rules.d/63-md-raid-arrays.rules:ENV{DEVTYPE}=="disk", ENV{MD_UUID}=="?*", SYMLINK+="disk/by-id/md-uuid-$env{MD_UUID}"
>>>>
>>>> /sbin/mdadm -D --export /dev/md127
>>>> ...
>>>> MD_UUID=e40a0234:7e525f10:f267658d:8ec463fa
>>>>
>>>> I wonder if that changed with the new mdadm version.
>>>>
>>>> Jake, maybe changing the kernel command line option from
>>>> rd.md.uuid=e40a0234-7e52-5f10-f267-658d8ec463fa
>>>> to
>>>> rd.md.uuid=e40a0234:7e525f10:f267658d:8ec463fa
>>>> helps in your case.
>>>
>>> That certainly fixed things, thanks!
>>>
>>>> Please file a bug against mdadm, stating that apparently the UUID changed.
>>>
>>> I guess I don't see how mdadm plays a role here -- it hasn't changed ...
>>> this was occurring on F26 and started months ago ... downgrading dracut
>>> (and only dracut) to 044-183.fc26.x86_64 and then running (for
>>> example for F28):
>>>
>>> dracut -v --kver 4.17.3-200.fc28.x86_64
>>>
>>> would create an initramfs that would boot ... either of the other two
>>> dracut versions since create an initramfs that won't boot (but
>>> apparently I can change the uuid format in grub2-efi.cfg as you figured
>>> out) ...
>>>
>>> seems weird that this happened and weirder that I am the only one (?)
>>> that has run into it ... thoughts?
>>>
>>> jake
>>>
>>
>> Yeah, I added a check for the /dev/disk/by-id/md-uuid-$MD_UUID symlink in later versions. Seems like you hit that with newer versions.
>
> so, should a bug be filed? against dracut? or is this something you
> just plan to fix in the next dracut update?
>
> thanks,
>
> jake
>
Well, if the correct MD_UUID is specified, there is no bug. I just wonder, if your MD_UUID changed over time, which would be a
mdadm bug.
--
To unsubscribe from this list: send the line "unsubscribe initramfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
