> My ThinkStation runs CentOS 7 which I installed on a BIOS RAID 0 setup
> with two identical 256 Gb SSDs after removing Windows. It runs fine but I
> just discovered in gparted something that does not seem right:
>
> - Launching gparted it complains "invalid argument during seek for red on
> /dev/md126" and when I click on Ignore I get another error "The backup GPT
> table is corrupt, but the primary appears OK, so that will be used." I
> then click on OK whereupon I again see the second error message. I then
> see "Not all of the space available to /dev/sdb appears to be used, you
> can fix the GPT to use all of the space (an extra 6832 blocks) or continue
> with the current setting? " I click on Fix but nothing seems to happen. I
> am not sure what /dev/md126 is but it is the exact same size as sda and
> sdb which I believe are the two RAID disks. I also have two other hard
> disks which seem to be fine, one using XFS, the other ZFS.
>
> Does this look familiar to anyone? Given the error messages it seems this
> is something I ought to fix sooner rather than later. Any idea what I
> should do?
I'm a bit confused what you have here. Did you mix pseudo hardware RAID
(BIOS RAID 0) with software RAID here? Because /dev/md126 clearly is part
of a software RAID.
Regards,
Simon
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