aix-裸设备文件大小查看

1.使用lsvg 查看有哪些vg2.使用lsvg myvg
VOLUME GROUP: myvg VG IDENTIFIER: 00f7563100004c000000013e5f8a53fa
VG STATE: active PP SIZE: 128 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 15980 (2045440 megabytes)
MAX LVs: 4096 FREE PPs: 4148 (530944 megabytes)
LVs: 118 USED PPs: 11832 (1514496 megabytes)
OPEN LVs: 98 QUORUM: 1 (Disabled)
TOTAL PVs: 20 VG DESCRIPTORS: 20
STALE PVs: 0 STALE PPs: 0
ACTIVE PVs: 20 AUTO ON: no
Concurrent: Enhanced-Capable Auto-Concurrent: Disabled
VG Mode: Concurrent 
Node ID: 1 Active Nodes: 
MAX PPs per VG: 2097152 MAX PVs: 1024
LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable 
MIRROR POOL STRICT: off 
PV RESTRICTION: none INFINITE RETRY: no
查看其中的PP SIZE,此处为128M3.使用lsvg -l myvg 查看
LV NAME              TYPE       LPs     PPs     PVs  LV STATE      MOUNT POINT
test_system         raw        16      32       2     open/syncd    N/A
test_sysaux         raw        16      32       2     open/syncd    N/A
  可以看到LPs为16,则大小为128M * 16

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