
The help message of command "openstack volume show" accepts either volume-name or volume-ID. But the metavar is "volume-id" as below. It can easily lead to misunderstanding. usage: openstack volume show [-h] [-f {json,shell,table,value,yaml}] [-c COLUMN] [--max-width <integer>] [--noindent][--prefix PREFIX] <volume-id> Change-Id: I57576ea23868b1026cf268be69b39e98a53aafd4