[CentOS] Found duplicate PV

[m.roth at 5-cent.us]

Markus Falb wrote:
> Hey,
> (sorry for cross-posting, you will find this message also in centos-virt,
> maybe, but this was not intended and a mistake)
>
> I have a system with a mdraid 1
>
> ...
> md1 : active raid1 sdb2[1] sda2[0]
>      1465031488 blocks [2/2] [UU]
> ...
>
> this raid partition has a lvm physical volume with one volume group and
> several logical volumes. This machine is running since years and I seldom
> touch the lvm config. The lvm commands are giving me strange warnings I am
> uncomfortable with
>
> ...
> # pvdisplay
>  Found duplicate PV b79x0kLXR9mAC0z0IZUxyJG1VC24Crl7: using /dev/sda2 not
> /dev/md1
>  --- Physical volume ---
>  PV Name               /dev/sda2
>  VG Name               vg_sys
>  PV Size               1.36 TB / not usable 6.81 MB
<snip>
smartctl -t short
to start. And is there anything in your logfiles saying something like "
Device: /dev/sdb [SAT], 98 Currently unreadable (pending) sectors"?

           mark, who's working at decommissioning that server the line's
from...