AIX Logical volume manager:

% lsvg            # List volume groups
rootvg
vg01

% lsvg rootvg     # Show volumegroup parameters of rootvg
VOLUME GROUP:   rootvg                   VG IDENTIFIER:  00c26f015bd9813d
VG STATE:       active                   PP SIZE:        8 megabyte(s)
VG PERMISSION:  read/write               TOTAL PPs:      1074 (8592 megabytes)
MAX LVs:        256                      FREE PPs:       392 (3136 megabytes)
LVs:            10                       USED PPs:       682 (5456 megabytes)
OPEN LVs:       8                        QUORUM:         1
TOTAL PVs:      2                        VG DESCRIPTORS: 3
STALE PVs:      0                        STALE PPs:      0
ACTIVE PVs:     2                        AUTO ON:        yes
MAX PPs per PV: 1016                     MAX PVs:        32

% lsvg -l rootvg  # Show logical volumes in rootvg
rootvg:
LV NAME             TYPE       LPs   PPs   PVs  LV STATE      MOUNT POINT
hd5                 boot       1     1     1    closed/syncd  N/A
hd6                 paging     64    128   2    open/syncd    N/A
hd8                 jfslog     1     2     2    open/syncd    N/A
hd4                 jfs        4     8     2    open/syncd    /
hd2                 jfs        94    188   2    open/syncd    /usr
hd9var              jfs        25    50    2    open/syncd    /var
hd3                 jfs        25    50    2    open/syncd    /tmp
hd1                 jfs        63    126   2    open/syncd    /home
ulocal              jfs        64    128   2    open/syncd    /usr/local
hd5x                boot       1     1     1    closed/syncd  N/A

% lsvg -p rootvg   # Show physical volumes (disks) in rootvg
rootvg:
PV_NAME           PV STATE    TOTAL PPs   FREE PPs    FREE DISTRIBUTION
hdisk0            active      537         196         43..00..00..45..108
hdisk1            active      537         196         43..00..00..45..108

% lsvg vg01
VOLUME GROUP:   vg01                     VG IDENTIFIER:  00c26f015f979f86
VG STATE:       active                   PP SIZE:        16 megabyte(s)
VG PERMISSION:  read/write               TOTAL PPs:      2168 (34688 megabytes)
MAX LVs:        256                      FREE PPs:       1295 (20720 megabytes)
LVs:            9                        USED PPs:       873 (13968 megabytes)
OPEN LVs:       9                        QUORUM:         1
TOTAL PVs:      4                        VG DESCRIPTORS: 4
STALE PVs:      0                        STALE PPs:      0
ACTIVE PVs:     4                        AUTO ON:        yes
MAX PPs per PV: 1016                     MAX PVs:        32

% lsvg -l vg01
vg01:
LV NAME             TYPE       LPs   PPs   PVs  LV STATE      MOUNT POINT
lvu1                jfs        94    188   2    open/syncd    /u1
loglv00             jfslog     1     2     2    open/syncd    N/A
lvu2                jfs        40    80    2    open/syncd    /u2
lvu3                jfs        40    80    2    open/syncd    /u3
lvu4                jfs        32    64    2    open/syncd    /u4
lvu5                jfs        40    80    2    open/syncd    /u5
lvu6                jfs        32    64    2    open/syncd    /u6
lvbck               jfs        219   219   1    open/syncd    /u3/backup
ulocal2             jfs        48    96    2    open/syncd    /usr/local2

% lsvg -p vg01
vg01:
PV_NAME           PV STATE    TOTAL PPs   FREE PPs    FREE DISTRIBUTION
hdisk2            active      542         319         61..00..41..108..109
hdisk3            active      542         219         02..00..00..108..109
hdisk4            active      542         319         61..00..41..108..109
hdisk5            active      542         438         109..04..108..108..109