No need to run 'rbd showmapped' with sudo.
Signed-off-by: Ilya Dryomov <ilya.dryomov@inktank.com>
To show block device images mapped to kernel modules with the ``rbd`` command,
specify the ``showmapped`` option. ::
- sudo rbd showmapped
+ rbd showmapped
Unmapping a Block Device
========================
-To unmap a block device image with the ``rbd`` command, specify the ``rm``
+To unmap a block device image with the ``rbd`` command, specify the ``unmap``
option and the device name (i.e., by convention the same as the block device
image name). ::