Description of configuration options for lvm

Configuration option = Default value	Description
[DEFAULT]
lvm_mirrors = 0	(IntOpt) If set, create lvms with multiple mirrors. Note that this requires lvm_mirrors + 2 pvs with available space
lvm_type = default	(StrOpt) Type of LVM volumes to deploy; (default or thin)
volume_group = cinder-volumes	(StrOpt) Name for the VG that will contain exported volumes