以下为P550设备的情况，请帮忙分析存在的问题，最好能给出相应意见和建议。最好能给一些技术资料做参考
# df
Filesystem 512-blocks Free %Used Iused %Iused Mounted on
/dev/hd4 53477376 41942288 22% 2040 1% /
/dev/hd2 13631488 10873232 21% 35279 3% /usr
/dev/hd9var 1048576 756928 28% 581 1% /var
/dev/hd3 11534336 11508656 1% 67 1% /tmp
/dev/fwdump 2097152 2059392 2% 35 1% /var/adm/ras/platform
/dev/hd1 25165824 18626456 26% 2547 1% /home
/proc - - - - - /proc
/dev/hd10opt 11534336 11362520 2% 1625 1% /opt
/dev/oralv 513802240 402013280 22% 19668 1% /db/oracle
#
# lspv
hdisk0 00cae9d45cb86ae9 rootvg active
hdisk1 00cae9d4694a4d7a oravg active
hdisk2 00cae9d46d3af4f0 datavg active
hdisk3 none None
hdisk4 none None
hdisk5 none None
# lsvg
rootvg
datavg
oravg
#
# lsvg rootvg
VOLUME GROUP: rootvg VG IDENTIFIER: 00cae9d400004c000000012c68bebbc2
VG STATE: active PP SIZE: 512 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 558 (285696 megabytes)
MAX LVs: 256 FREE PPs: 419 (214528 megabytes)
LVs: 13 USED PPs: 139 (71168 megabytes)
OPEN LVs: 10 QUORUM: 2 (Enabled)
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): 1024 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
# lsvg -l rootvg
rootvg:
LV NAME TYPE LPs PPs PVs LV STATE MOUNT POINT
hd5 boot 1 1 1 closed/syncd N/A
hd6 paging 9 9 1 open/syncd N/A
hd8 jfs2log 1 1 1 open/syncd N/A
hd4 jfs2 51 51 1 open/syncd /
hd2 jfs2 13 13 1 open/syncd /usr
hd9var jfs2 1 1 1 open/syncd /var
hd3 jfs2 11 11 1 open/syncd /tmp
hd1 jfs2 24 24 1 open/syncd /home
hd10opt jfs2 11 11 1 open/syncd /opt
fwdump jfs2 2 2 1 open/syncd /var/adm/ras/platform
lg_dumplv sysdump 4 4 1 open/syncd N/A
loglv00 jfslog 1 1 1 closed/syncd N/A
lv00 jfs 10 10 1 closed/syncd /dbbackup
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