看VG的类型是 Normal 的， 还是 big 的， 或者是 scalable的
u 用命令lsvg 看 MAX PVs的值
Normal： 32
Big：128
Scalable：1024
# lsvg oravg
VOLUME GROUP: oravg VG IDENTIFIER: 000ca4d80000d7000000012c3cf8d897
VG STATE: active PP SIZE: 128 megabyte(s)
VG PERMISSION: read/write TOTAL PPs: 1093 (139904 megabytes)
MAX LVs: 256 FREE PPs: 52 (6656 megabytes)
LVs: 5 USED PPs: 1041 (133248 megabytes)
OPEN LVs: 2 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: 32768 MAX PVs: 1024
LTG size (Dynamic): 256 kilobyte(s) AUTO SYNC: no
HOT SPARE: no BB POLICY: relocatable
u lqueryvg 可以看到vgtype 正好对应 0 , 1 , 2
# cat /usr/include/lvm.h|grep VGTYPE
#define LVM_OLDVGTYPE 0 /* old vg type (default) */
#define LVM_BIGVGTYPE 1 /* bigvg */
#define LVM_SVGTYPE 2 /* svg */
# lqueryvg -tp hdisk0|grep "VG Type"
VG Type: 2
# lqueryvg -p hdisk0 -At
Max LVs: 256
PP Size: 27
Free PPs: 852
LV count: 2
PV count: 1
Total VGDAs: 2
Conc Allowed: 0
MAX PPs per PV 32768
MAX PVs: 1024
Quorum (disk): 1
Quorum (dd): 1
Auto Varyon ?: 2
Conc Autovaryo 0
Varied on Conc 0
Logical: 000ca4d80000d7000000012c3cf89dff.1 loglv01 1
000ca4d80000d7000000012c3cf89dff.2 fslv01 1
Physical: 000ca4d820eca7d1 2 0
Total PPs: 1093
LTG size: 128
HOT SPARE: 0
AUTO SYNC: 0
VG PERMISSION: 0
SNAPSHOT VG: 0
IS_PRIMARY VG: 0
PSNFSTPP: 139520
VARYON MODE: 0
VG Type: 2
Max PPs: 32768
Mirror Pool St n
Sys Mgt Mode: 0
VG Reserved: 1
vg.jpg