Identity

Kernel modules: dm-mod (device mapper core), dm-thin-pool (thin provisioning)
CLI tools: pvcreate, pvdisplay, pvs, pvremove, pvmove; vgcreate, vgdisplay, vgs, vgextend, vgreduce, vgrename, vgchange, vgscan; lvcreate, lvdisplay, lvs, lvextend, lvreduce, lvresize, lvrename, lvchange, lvscan, lvremove; lvmconfig, lvm
Config: /etc/lvm/lvm.conf, /etc/lvm/profile/ (per-VG overrides)
Metadata backups: /etc/lvm/backup/ (latest), /etc/lvm/archive/ (history)
Distro install: apt install lvm2 / dnf install lvm2
Module load: modprobe dm-mod (usually auto-loaded on first use)

Key Operations

Operation	Command
List physical volumes (brief)	`pvs`
List physical volumes (verbose)	`pvdisplay`
List volume groups (brief)	`vgs`
List volume groups (verbose)	`vgdisplay`
List logical volumes (brief)	`lvs`
List logical volumes (verbose)	`lvdisplay`
List all LVM devices	`lvscan` / `vgscan`