Original: Hewlett-Packard HP-UX 9.0 HP Logical Volume Manager FreeBSD Vinum Volume Manager Linux 2.2 Logical Volume Manager Linux 2.4 Enterprise Volume Management System Silicon Graphics Irix or Linux XVM Volume Manager Sun Microsystems SunOS Solaris Volume Manager (was Solstice DiskSuite).
Simplified: Linux - Logical Volume Manager (LVM) and Enterprise Volume Management System (EVMS).