开映射：rcsmb restart
挂载：mount /dev/xvde /usr1
报错：
mount: unknown filesystem type 'LVM2_member'
解决：
1.查看物理卷：
SZX1000298180:/usr1 # pvs
PV VG Fmt Attr PSize PFree
/dev/sde vg1 lvm2 a- 90.00G 0
2.查看卷组：
SZX1000298180:/usr1 # vgs
VG #PV #LV #SN Attr VSize VFree
vg1 1 1 0 wz--n- 90.00G 0
3.查看逻辑卷：
SZX1000298180:/usr1 # lvdisplay
--- Logical volume ---
LV Name /dev/vg1/lv1
VG Name vg1
LV UUID 2jyUgO-wbiM-M2gI-mbz4-0Rrv-eQQD-vgZQIW
LV Write Access read/write
LV Status available
# open 1
LV Size 90.00 GB
Current LE 23039
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 1024
Block device 253:0cha
挂载:mount /dev/vg1/lv1 /usr1