查看storage信息

顯示的 volume group 狀態
#vgdisplay

  --- Volume group ---

  VG Name cinder-volumes

  System ID

  Format lvm2

  Metadata Areas 2

  Metadata Sequence No 80

  VG Access read/write

  VG Status resizable

  MAX LV 0

  Cur LV 16

  Open LV 13

  Max PV 0

  Cur PV 2

  Act PV 2

  VG Size 14.55 TiB

  PE Size 4.00 MiB

  Total PE 3815318

  Alloc PE / Size 2022400 / 7.71 TiB

  Free PE / Size 1792918 / 6.84 TiB

  VG UUID c9kMfA-HSiX-OZOA-Nfrs-Y1Gb-RdoN-DXeS2x

显示物理硬盘信息

/etc/lvm# pvdisplay

--- Physical volume ---
PV Name /dev/md1
VG Name cinder-volumes
PV Size 7.28 TiB / not usable 3.00 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 1907659
Free PE 141259
Allocated PE 1766400
PV UUID UkgcLn-Xhrm-oFd7-MKEW-Azvz-5ae3-4NdEib

--- Physical volume ---
PV Name /dev/md2
VG Name cinder-volumes
PV Size 7.28 TiB / not usable 3.00 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 1907659
Free PE 1651659
Allocated PE 256000
PV UUID 1zFaZk-PUwZ-ucfj-aVQn-SHDm-k3aq-gTOk28

不错。。。。。。谢谢。。