Description of volume configuration options

Configuration option = Default value	Description
[DEFAULT]
block_device_mapping = vdb	(StrOpt) Block device to map onto the created instance.
cinder_service_type = volumev2	(StrOpt) Service type to use when searching catalog.
cinder_url = None	(StrOpt) URL without the tenant segment.
cinder_volume_type = None	(StrOpt) Volume type to use when provisioning a Cinder volume.
device_path = /dev/vdb	(StrOpt) Device path for volume if volume support is enabled.
trove_volume_support = True	(BoolOpt) Whether to provision a Cinder volume for datadir.
volume_format_timeout = 120	(IntOpt) Maximum time (in seconds) to wait for a volume format.
volume_fstype = ext3	(StrOpt) File system type used to format a volume.
volume_time_out = 60	(IntOpt) Maximum time (in seconds) to wait for a volume attach.