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查看逻辑卷lv00信息
# lslv lv00
LOGICAL VOLUME: lv00 VOLUME GROUP: rootvg
LV IDENTIFIER: 000b5c8d00004c0000000119100aa9df.13 PERMISSION: read/write
VG STATE: active/complete LV STATE: opened/syncd
TYPE: jfs WRITE VERIFY: off
MAX LPs: 512 PP SIZE: 64 megabyte(s)
COPIES: 1 SCHED POLICY: parallel
LPs: 16 PPs: 16
STALE PPs: 0 BB POLICY: relocatable
INTER-POLICY: minimum RELOCATABLE: yes
INTRA-POLICY: middle UPPER BOUND: 32
MOUNT POINT: /hhmd LABEL: /hhmd
MIRROR WRITE CONSISTENCY: on/ACTIVE
EACH LP COPY ON A SEPARATE PV ?: yes
Serialize IO ?: NO
看到给lv00分配物理是16个pp,位置在外中间,而用以下命令看到lv00信息如下:
# lspv -p hdisk1
hdisk1:
PP RANGE STATE REGION LV NAME TYPE MOUNT POINT
1-1 used outer edge hd5 boot N/A
2-69 free outer edge
70-85 used outer edge hd6 paging N/A
86-93 used outer edge lv01 jfs /usr/patrol
94-109 used outer edge lv00 jfs /hhmd
110-117 used outer middle hd3 jfs /tmp
118-118 free outer middle
119-119 used outer middle loglv00 jfs2log N/A
120-121 used outer middle fslv00 jfs2 /home/lxsun
122-128 free outer middle
129-134 used outer middle hd4 jfs /
135-141 used outer middle hd3 jfs /tmp
142-144 used outer middle hd2 jfs /usr
145-217 used outer middle hd1 jfs /home
218-218 used center hd8 jfslog N/A
219-219 used center hd4 jfs /
220-220 used center hd2 jfs /usr
221-221 used center hd9var jfs /var
222-222 used center hd3 jfs /tmp
223-223 used center hd1 jfs /home
224-224 used center hd10opt jfs /opt
225-239 used center hd2 jfs /usr
240-325 used center hd1 jfs /home
326-326 used inner middle hd4 jfs /
327-339 used inner middle hd2 jfs /usr
340-433 free inner middle
434-542 free inner edge
不明白其中的原由,请大侠指点一下。 |
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