[root@xuegod63 ~]# lvcreate -n lv01 -L 16M vg01
Logical volume "lv01" created.
[root@xuegod63 ~]# lvcreate -n lv02 -l 4 vg01
Logical volume "lv02" created.
[root@xuegod63 ~]# lvs
LV VG Attr LSize Pool Origin Data% Meta% Move Log Cpy%Sync Convert
lv01 vg01 -wi-a----- 16.00m
lv02 vg01 -wi-a----- 16.00m
[root@xuegod63 ~]# pvdisplay /dev/sdb1
--- Physical volume ---
PV Name /dev/sdb1
VG Name vg01
PV Size 1.00 GiB / not usable 4.00 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 255
Free PE 247
Allocated PE 8 # Allocated ['?l?ke?t?d] 分配 ,已经使用了8个PE
[root@xuegod63 ~]# vgdisplay vg01
。。。
Alloc PE / Size 8 / 32.00 MiB #已经使用8M
Free PE / Size 247 / 988.00 MiB
[root@xuegod65 ~]# lvdisplay /dev/vg01/lv01 #注意这里要跟绝对路径
--- Logical volume ---
LV Path /dev/vg01/lv01 LV Name lv01 VG Name vg01 LV UUID vx7Ib4-vkT8-MP6P-DubV-Vmhx-3Oau-LZcODv LV Write Access read/write LV Creation host, time xuegod65, 2018-05-19 12:32:50 +0800 LV Status available # open 0 LV Size 16.00 MiB Current LE 4 Segments 1 Allocation inherit Read ahead sectors auto - currently set to 8192 Block device 253:2 |