[linux-lvm] Cannot activate LVs in VG xxx while PVs appear on duplicate devices.

[Xen]

On Sat, 9 Jun 2018, Wolfgang Denk wrote:

> Any help how to fix/avoid this problem would be highly appreciated.

You can try to create a global_filter in /etc/lvm/lvm.conf, I believe, and 
make sure it also ends up in your initramfs.

After you filter out your /dev/sdx devices, they should no longer even be 
seen by pvscan, and can also prevent this, perhaps illogical (refusal to) 
activate.

Regards.