dmsetup

Hi! I would like to ask about one phenomena which does not excatly break anything but is at times unconvinient. I have encountered it several times so i dont think it is specific to my particular case. block device is connected over iscsi to multiple pve cluster nodes and on this block device...

Recently I saw a buffer io error on /dev/dm-xx error on the terminal in the host. Running dmsetup info /dev/dm-xx shows that it corresponds to a previous VG And VGS does not show anything about this volume group. Next, I tried to remove them by dmsetup remove -f /dev/dm-0 /dev/dm-13 And it...