Renaming a Logical Volume for non root Volume Group - denis-kol4ev/OraDBA GitHub Wiki
1. To rename an existing logical volume, use the lvrename command.
[root@angel ~]# lvrename /dev/vg_distr/lv_soft /dev/vg_distr/lv_distr
Renamed "lv_soft" to "lv_distr" in volume group "vg_distr"
[root@angel ~]# lvrename vg_distr lv_soft lv_distr
Renamed "lv_soft" to "lv_distr" in volume group "vg_distr"