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各位好,
想問個 Logical Volume 增大用容問題.
系統已經使用16隻PV 建立了一個 LV, 現在用量已逹到 93%了, 需要加大容量.
我加了二隻 512GB 的 PV 進系統也成功加入了 VG, 在VG 內都看到新加入的 PP. 但總是不能增大 LV, 查看一下發現 LV 的 SCHED POLICY 使用了 Striped.
我是否要加4隻PV才可以呢?
我是使用 chlv -x 72174 cust1vol 來增大. 已經使用PP 是63984, 新的是8190.
命令跑了沒有反應.LV沒有被增大
請各位指教. 謝謝.
- # lslv oravol
- LOGICAL VOLUME: oravol VOLUME GROUP: datavg
- LV IDENTIFIER: 0006afbb0000d40000000141a0c9e1da.1 PERMISSION: read/write
- VG STATE: active/complete LV STATE: opened/syncd
- TYPE: jfs2 WRITE VERIFY: off
- MAX LPs: 68847 PP SIZE: 128 megabyte(s)
- COPIES: 1 SCHED POLICY: striped
- LPs: 63984 PPs: 63984
- STALE PPs: 0 BB POLICY: relocatable
- INTER-POLICY: maximum RELOCATABLE: no
- INTRA-POLICY: middle UPPER BOUND: 16
- MOUNT POINT: /oradata LABEL: /oradata
- MIRROR WRITE CONSISTENCY: on/ACTIVE
- EACH LP COPY ON A SEPARATE PV ?: yes (superstrict)
- Serialize IO ?: NO
- STRIPE WIDTH: 16
- STRIPE SIZE: 64k
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新加進去的PV 是 hdiskpower33 / hdiskpower34
- # lspv |grep datavg
- hdiskpower5 0006afbb58e1bb54 datavg concurrent
- hdiskpower6 0006afbb58ddca06 datavg concurrent
- hdiskpower7 0006afbb58e8aa28 datavg concurrent
- hdiskpower8 0006afbb58e44ce2 datavg concurrent
- hdiskpower10 0006afbb58dfe7b1 datavg concurrent
- hdiskpower11 0006afbb58eae332 datavg concurrent
- hdiskpower12 0006afbb58e67454 datavg concurrent
- hdiskpower13 0006afbb58e1fee0 datavg concurrent
- hdiskpower17 0006afbb58e7931e datavg concurrent
- hdiskpower20 0006afbb58e343af datavg concurrent
- hdiskpower23 0006afbb58dedc7c datavg concurrent
- hdiskpower26 0006afbb58e9af27 datavg concurrent
- hdiskpower29 0006afbb58e55f6d datavg concurrent
- hdiskpower30 0006afbb58e11a03 datavg concurrent
- hdiskpower31 0006afbb58ebd99c datavg concurrent
- hdiskpower32 0006afbb58e772e6 datavg concurrent
- hdiskpower33 0006afbb9133c1e3 datavg concurrent
- hdiskpower34 0006afbb9139d057 datavg concurrent
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VG 的情況如下
- # lsvg datavg
- VOLUME GROUP: datavg VG IDENTIFIER: 0006afbb0000d40000000141a0c9e1da
- VG STATE: active PP SIZE: 128 megabyte(s)
- VG PERMISSION: read/write TOTAL PPs: 72942 (9336576 megabytes)
- MAX LVs: 512 FREE PPs: 8958 (1146624 megabytes)
- LVs: 1 USED PPs: 63984 (8189952 megabytes)
- OPEN LVs: 1 QUORUM: 10 (Enabled)
- TOTAL PVs: 18 VG DESCRIPTORS: 18
- STALE PVs: 0 STALE PPs: 0
- ACTIVE PVs: 18 AUTO ON: no
- Concurrent: Enhanced-Capable Auto-Concurrent: Disabled
- VG Mode: Concurrent
- Node ID: 1 Active Nodes:
- MAX PPs per VG: 127000
- MAX PPs per PV: 5080 MAX PVs: 25
- LTG size (Dynamic): 1024 kilobyte(s) AUTO SYNC: no
- HOT SPARE: no BB POLICY: relocatable
- PV RESTRICTION: none
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PP 情況
- # lsvg -p datavg
- datavg:
- PV_NAME PV STATE TOTAL PPs FREE PPs FREE DISTRIBUTION
- hdiskpower32 active 4095 96 00..00..00..00..96
- hdiskpower13 active 4095 96 00..00..00..00..96
- hdiskpower31 active 4095 96 00..00..00..00..96
- hdiskpower12 active 4095 96 00..00..00..00..96
- hdiskpower30 active 4095 96 00..00..00..00..96
- hdiskpower11 active 4095 96 00..00..00..00..96
- hdiskpower29 active 4095 96 00..00..00..00..96
- hdiskpower10 active 4095 96 00..00..00..00..96
- hdiskpower26 active 3999 0 00..00..00..00..00
- hdiskpower8 active 3999 0 00..00..00..00..00
- hdiskpower23 active 3999 0 00..00..00..00..00
- hdiskpower7 active 3999 0 00..00..00..00..00
- hdiskpower20 active 3999 0 00..00..00..00..00
- hdiskpower6 active 3999 0 00..00..00..00..00
- hdiskpower17 active 3999 0 00..00..00..00..00
- hdiskpower5 active 3999 0 00..00..00..00..00
- hdiskpower33 active 4095 4095 819..819..819..819..819
- hdiskpower34 active 4095 4095 819..819..819..819..819
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