COPIES: 1 SCHED POLICY: parallel

LPs: 240 PPs: 240

STALE PPs: 0 BB POLICY: relocatable

INTER-POLICY: minimum RELOCATABLE: yes

INTRA-POLICY: middle UPPER BOUND: 1024

MOUNT POINT: N/A LABEL: None

MIRROR WRITE CONSISTENCY: on/ACTIVE

EACH LP COPY ON A SEPARATE PV : yes

Serialize IO : NO

DEVICESUBTYPE : DS_LVZ

GD_HYWG_cManager2_A:/>lslv -L lvsm_data3

LOGICAL VOLUME: lvsm_data3 VOLUME GROUP: datavg

LV IDENTIFIER: 00062d670000d6000000011aaec5d738.45 PERMISSION: read/write

VG STATE: active/complete LV STATE: opened/syncd

TYPE: raw WRITE VERIFY: off

MAX LPs: 512 PP SIZE: 128 megabyte(s)

COPIES: 1 SCHED POLICY: parallel

LPs: 200 PPs: 200

STALE PPs: 0 BB POLICY: relocatable

INTER-POLICY: minimum RELOCATABLE: yes

INTRA-POLICY: middle UPPER BOUND: 1024

MOUNT POINT: N/A LABEL: None

MIRROR WRITE CONSISTENCY: on/ACTIVE

EACH LP COPY ON A SEPARATE PV : yes

Serialize IO : NO

DEVICESUBTYPE : DS_LVZ

由上面可见，lvsm_data2、lvsm_data3这两个LV均属于datavg：

GD_HYWG_cManager2_A:/dev>lsvg -l datavg | grep lvsm_data

lvsm_data1 raw 240 240 1 open/syncd N/A

lvsm_data2 raw 240 240 1 open/syncd N/A

lvsm_data3 raw 200 200 1 open/syncd N/A

那么接下来就确认datavg是否还有剩余可用空间：

GD_HYWG_cManager2_A:/dev>lspv

hdisk0 0001e6b91e911b61 rootvg active

hdisk1 0001f369e182ea0e rootvg active

hdisk2 00062d67aec5d1eb datavg active

hdisk3 00062d67aec5d3bb datavg active

hdisk4 0001e6b99995a385 billingbakvg active

hdisk5 0001e6b99995b755 billingarchvg active

hdisk6 0001e6b9020606ed billingvg active

GD_HYWG_cManager2_A:/dev>lsvg datavg

VOLUME GROUP: datavg VG IDENTIFIER: 00062d670000d6000000011aaec5d738

VG STATE: active PP SIZE: 128 megabyte(s)

VG PERMISSION: read/write TOTAL PPs: 7806 (999168 megabytes)

MAX LVs: 256 FREE PPs: 740 (94720 megabytes)

LVs: 45 USED PPs: 7066 (904448 megabytes)

OPEN LVs: 41 QUORUM: 2 (Enabled)

TOTAL PVs: 2 VG DESCRIPTORS: 3