--- /dev/null
+ $ rbd info
+ rbd: image name was not specified
+ [22]
+ $ rbd create
+ rbd: image name was not specified
+ [22]
+ $ rbd clone
+ rbd: image name was not specified
+ [22]
+ $ rbd clone foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd clone foo@snap
+ rbd: destination image name was not specified
+ [22]
+ $ rbd clone foo bar
+ rbd: snap name was not specified
+ [22]
+ $ rbd clone foo bar@snap
+ rbd: snap name was not specified
+ [22]
+ $ rbd children
+ rbd: image name was not specified
+ [22]
+ $ rbd children foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd flatten
+ rbd: image name was not specified
+ [22]
+ $ rbd resize
+ rbd: image name was not specified
+ [22]
+ $ rbd rm
+ rbd: image name was not specified
+ [22]
+ $ rbd export
+ rbd: image name was not specified
+ [22]
+ $ rbd import
+ rbd: path was not specified
+ [22]
+ $ rbd diff
+ rbd: image name was not specified
+ [22]
+ $ rbd export-diff
+ rbd: image name was not specified
+ [22]
+ $ rbd export-diff foo
+ rbd: path was not specified
+ [22]
+ $ rbd export-diff foo@snap
+ rbd: path was not specified
+ [22]
+ $ rbd merge-diff
+ rbd: first diff was not specified
+ [22]
+ $ rbd merge-diff /tmp/diff1
+ rbd: second diff was not specified
+ [22]
+ $ rbd merge-diff /tmp/diff1 /tmp/diff2
+ rbd: path was not specified
+ [22]
+ $ rbd import-diff
+ rbd: path was not specified
+ [22]
+ $ rbd import-diff /tmp/diff
+ rbd: image name was not specified
+ [22]
+ $ rbd cp
+ rbd: image name was not specified
+ [22]
+ $ rbd cp foo
+ rbd: destination image name was not specified
+ [22]
+ $ rbd cp foo@snap
+ rbd: destination image name was not specified
+ [22]
+ $ rbd mv
+ rbd: image name was not specified
+ [22]
+ $ rbd mv foo
+ rbd: destination image name was not specified
+ [22]
+ $ rbd image-meta list
+ rbd: image name was not specified
+ [22]
+ $ rbd image-meta get
+ rbd: image name was not specified
+ [22]
+ $ rbd image-meta get foo
+ rbd: metadata key was not specified
+ [22]
+ $ rbd image-meta set
+ rbd: image name was not specified
+ [22]
+ $ rbd image-meta set foo
+ rbd: metadata key was not specified
+ [22]
+ $ rbd image-meta set foo key
+ rbd: metadata value was not specified
+ [22]
+ $ rbd image-meta remove
+ rbd: image name was not specified
+ [22]
+ $ rbd image-meta remove foo
+ rbd: metadata key was not specified
+ [22]
+ $ rbd object-map rebuild
+ rbd: image name was not specified
+ [22]
+ $ rbd snap ls
+ rbd: image name was not specified
+ [22]
+ $ rbd snap create
+ rbd: image name was not specified
+ [22]
+ $ rbd snap create foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd snap rollback
+ rbd: image name was not specified
+ [22]
+ $ rbd snap rollback foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd snap rm
+ rbd: image name was not specified
+ [22]
+ $ rbd snap rm foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd snap purge
+ rbd: image name was not specified
+ [22]
+ $ rbd snap protect
+ rbd: image name was not specified
+ [22]
+ $ rbd snap protect foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd snap unprotect
+ rbd: image name was not specified
+ [22]
+ $ rbd snap unprotect foo
+ rbd: snap name was not specified
+ [22]
+ $ rbd watch
+ rbd: image name was not specified
+ [22]
+ $ rbd status
+ rbd: image name was not specified
+ [22]
+ $ rbd map
+ rbd: image name was not specified
+ [22]
+ $ rbd unmap
+ rbd: unmap requires either image name or device path
+ [22]
+ $ rbd feature disable
+ rbd: image name was not specified
+ [22]
+ $ rbd feature disable foo
+ rbd: at least one feature name must be specified
+ [22]
+ $ rbd feature enable
+ rbd: image name was not specified
+ [22]
+ $ rbd feature enable foo
+ rbd: at least one feature name must be specified
+ [22]
+ $ rbd lock list
+ rbd: image name was not specified
+ [22]
+ $ rbd lock add
+ rbd: image name was not specified
+ [22]
+ $ rbd lock add foo
+ rbd: lock id was not specified
+ [22]
+ $ rbd lock remove
+ rbd: image name was not specified
+ [22]
+ $ rbd lock remove foo
+ rbd: lock id was not specified
+ [22]
+ $ rbd lock remove foo id
+ rbd: locker was not specified
+ [22]
+ $ rbd bench --io-type write
+ rbd: image name was not specified
+ [22]
+ $ rbd mirror pool enable rbd
+ rbd: must specify 'image' or 'pool' mode.
+ [22]
+ $ rbd mirror pool peer add rbd
+ rbd: remote cluster was not specified
+ [22]
+ $ rbd mirror pool peer remove rbd
+ rbd: must specify peer uuid
+ [22]
+ $ rbd mirror image demote
+ rbd: image name was not specified
+ [22]
+ $ rbd mirror image disable
+ rbd: image name was not specified
+ [22]
+ $ rbd mirror image enable
+ rbd: image name was not specified
+ [22]
+ $ rbd mirror image promote
+ rbd: image name was not specified
+ [22]
+ $ rbd mirror image resync
+ rbd: image name was not specified
+ [22]