#lsvg 查看当前有哪些vg
rootvg
vgdb02
vgdb01
datavg
#lslv maindb_index 查看maindb_index这个lv 位于哪个vg上,新的lv也要与之相同。
LOGICAL VOLUME: maindb_index VOLUME GROUP: datavg
LV IDENTIFIER: 0002b4d70000d60000000113ce2042d4.2 PERMISSION: read/writ
e
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: 96 PPs: 96
STALE PPs: 0 BB POLICY: relocatable
INTER-POLICY: minimum RELOCATABLE: yes
INTRA-POLICY: middle UPPER BOUND: 16
MOUNT POINT: N/A LABEL: None
MIRROR WRITE CONSISTENCY: on/ACTIVE
EACH LP COPY ON A SEPARATE PV ?: yes
Serialize IO ?: NO
#lsvg datavg 查看datavg的pp值、剩余空间:
VOLUME GROUP: datavg VG IDENTIFIER: 0002b4d70000d600000
00113ce2042d4
VG STATE: active PP SIZE: 128 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 3198 (409344 megaby
tes)
MAX LVs: 256 FREE PPs: 87 (11136 megabytes
)
LVs: 70 USED PPs: 3111 (398208 megaby
tes)
OPEN LVs: 22 QUORUM: 2
TOTAL PVs: 2 VG DESCRIPTORS: 3
STALE PVs: 0 STALE PPs: 0
ACTIVE PVs: 2 AUTO ON: no
MAX PPs per VG: 32512
MAX PPs per PV: 2032 MAX PVs: 16
LTG size (Dynamic): 1024 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
可以看出,这个vg里每个pp大小为128m,剩余87个pp,即剩余11G
#smitty hacmp ->System Management (C-SPOC)->HACMP Logical Volume Management-> Shared Logical Volumes->Add a
Shared Logical Volume,选择在哪个vg上创建,自动选择磁盘,创建lv,注意:
Number of LOGICAL PARTITIONS里输入创建的pp数,例如创建5G的lv,则输入40(40*128=5120m)
lv名称里输入将创建的lv名称,如maindb_index2_5g
创建完成后,需要按esc+3回退到上层目录, Change a Shared Logical Volume,将这个lv的类型由jfs修改为raw