Hi,
> > My server would like to have a word with you:
> >
> > $ mount | grep /boot/efi
> > /dev/md124 on /boot/efi type vfat
> >
> (rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=ascii,shortname=winnt,errors=remount-ro)
> >
> > The trick is to create raid version 1.0 instead of version 1.1.
> > version 1.0 puts the raid stuff at the end of the partition instead
> > of the beginning, out of everyone's way.
>
> I know this is possible, but the RAID system in use must support that,
> so any RAID metadata must be located where it doesn't interfere with
> the FAT file system (e.g. in files on it, or the file system is
> smaller than the partition) and no additional layer (like LVM) can
> exist.
This config appears to work for me with fedora42 and a 2GB /boot partition.
# mdadm --detail /dev/md127
/dev/md127:
Version : 1.2
Creation Time : Thu Oct 9 15:21:21 2025
Raid Level : raid1
Array Size : 2046976 (1999.00 MiB 2096.10 MB)
Used Dev Size : 2046976 (1999.00 MiB 2096.10 MB)
Raid Devices : 2
Total Devices : 2
Persistence : Superblock is persistent
Intent Bitmap : Internal
Update Time : Sat Oct 11 08:38:59 2025
State : clean
Active Devices : 2
Working Devices : 2
Failed Devices : 0
Spare Devices : 0
Consistency Policy : bitmap
Name : orion.example.com:boot (local to host
orion.example.com)
UUID : 12704002:32f575a4:7929d62b:b5ba7e3f
Events : 21
Number Major Minor RaidDevice State
0 8 34 0 active sync /dev/sdc2
1 8 50 1 active sync /dev/sdd2
root@orion:~# mount|grep /boot/efi
/dev/md125 on /boot/efi type vfat
(rw,relatime,fmask=0077,dmask=0077,codepage=437,iocharset=ascii,shortname=winnt,errors=remount-ro)
Thanks,
Alex
>
>
> --
> kind regards
> Marco
>
> Send spam to [email protected]
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