Description of configuration options for lvm

Configuration option=Default value	Description
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)
pool_size=None	(StrOpt) Size of thin provisioning pool (None uses entire cinder VG)
volume_group=cinder-volumes	(StrOpt) Name for the VG that will contain exported volumes