$ rbd create --size 300M img
$ DEV=$(sudo rbd map img)
$ sudo vgcreate vg_img $DEV
- Physical volume "/dev/rbd?" successfully created (glob)
+ Physical volume "/dev/rbd?" successfully created* (glob)
Volume group "vg_img" successfully created
$ sudo lvcreate -L 256M -n lv_img vg_img
Logical volume "lv_img" created.
$ udevadm settle
$ sudo mkfs.ext4 -q /dev/mapper/vg_img-lv_img
- $ sudo lvcreate -L 4M --snapshot -n lv_snap vg_img/lv_img
+ $ sudo lvcreate -L 4M --snapshot -n lv_snap vg_img/lv_img | grep created
Logical volume "lv_snap" created.
$ udevadm settle
$ sudo mount /dev/mapper/vg_img-lv_snap /mnt
Logical volume "lv_img" successfully removed
Volume group "vg_img" successfully removed
$ sudo pvremove $DEV
- Labels on physical volume "/dev/rbd?" successfully wiped (glob)
+ Labels on physical volume "/dev/rbd?" successfully wiped* (glob)
$ sudo rbd unmap $DEV
$ rbd rm --no-progress img