自备的老服务器，安装的是aix5.2，想安装个oracle10g ，目前磁盘空间不足。经查硬盘空间应该有34G，df看系统只用了其中一部分。想要新建lv，是否可以，怎样操作，谢谢。
[root@aix:/]# df -g
Filesystem GB blocks Free %Used Iused %Iused Mounted on
/dev/hd4 3.00 2.73 10% 2092 1% /
/dev/hd2 4.00 2.19 46% 40693 4% /usr
/dev/hd9var 0.81 0.73 11% 501 1% /var
/dev/hd3 5.00 3.60 28% 2546 1% /tmp
/proc - - - - - /proc
/dev/hd10opt 0.75 0.34 55% 5711 3% /opt
/dev/lv00 4.94 4.37 12% 2584 1% /home
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[root@aix:/tmp]# lsvg |lsvg -i -p
rootvg:
PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
hdisk0 active 546 25 07..00..00..17..01
[root@aix:/tmp]# lsvg |lsvg -i
VOLUME GROUP: rootvg VG IDENTIFIER: 000c537c00004c00000001235ecfcdc5
VG STATE: active PP SIZE: 64 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 546 (34944 megabytes)
MAX LVs: 256 FREE PPs: 25 (1600 megabytes)
LVs: 15 USED PPs: 521 (33344 megabytes)
OPEN LVs: 8 QUORUM: 2
TOTAL PVs: 1 VG DESCRIPTORS: 2
STALE PVs: 0 STALE PPs: 0
ACTIVE PVs: 1 AUTO ON: yes
MAX PPs per VG: 32512
MAX PPs per PV: 1016 MAX PVs: 32
LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
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[root@aix:/tmp]# lspv hdisk0
PHYSICAL VOLUME: hdisk0 VOLUME GROUP: rootvg
PV IDENTIFIER: 000cdf8c668fe784 VG IDENTIFIER 000c537c00004c00000001235ecfcdc5
PV STATE: active
STALE PARTITIONS: 0 ALLOCATABLE: yes
PP SIZE: 64 megabyte(s) LOGICAL VOLUMES: 15
TOTAL PPs: 546 (34944 megabytes) VG DESCRIPTORS: 2
FREE PPs: 25 (1600 megabytes) HOT SPARE: no
USED PPs: 521 (33344 megabytes) MAX REQUEST: 256 kilobytes
FREE DISTRIBUTION: 07..00..00..17..01
USED DISTRIBUTION: 103..109..109..92..108
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[root@aix:/]# lsvg | lsvg -i -p
rootvg:
PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
hdisk0 active 546 25 07..00..00..17..01
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