问题：
操作：创建/dev/sda10 /dev/sda11 -->pv -----> vg0------>node1(lv)--->创建文件系统
误操作：直接将/dev/sda10 /dev/sda11 删除
正确操作：先1.卸载lv 2.lvremove 3.vgremove 4.pvremove 5.fdisk 修改/dev/sda10
下面是误操作出现的问题
[root@server100 Desktop]# pvs
Couldn‘t find device with uuid BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0.
PV VG Fmt Attr PSize PFree
/dev/sda10 vg0 lvm2 a-- 10.00g 10.00g
unknown device vg0 lvm2 a-m 5.01g 5.01g
[root@server100 Desktop]# vgs
Couldn‘t find device with uuid BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0.
VG #PV #LV #SN Attr VSize VFree
vg0 2 0 0 wz-pn- 15.01g 15.01g
[root@server100 Desktop]# lvs
Couldn‘t find device with uuid BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0.
[root@server100 Desktop]# pvdisplay
Couldn‘t find device with uuid BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0.
--- Physical volume ---
PV Name unknown device
VG Name vg0
PV Size 5.01 GiB / not usable 2.10 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 1282
Free PE 1282
Allocated PE 0
PV UUID BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0
--- Physical volume ---
PV Name /dev/sda10
VG Name vg0
PV Size 10.00 GiB / not usable 4.54 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 2560
Free PE 2560
Allocated PE 0
PV UUID 7jynLT-jQ8Z-Oo1Q-yLex-PtSC-yl3G-wt34l2
解决：
[root@server100 Desktop]# vgreduce --removemissing vg0
Couldn‘t find device with uuid BhuuIl-FPqg-0Lqa-epou-pZxK-XEFo-e7M4q0.
Wrote out consistent volume group vg0
[root@server100 Desktop]# pvdisplay
--- Physical volume ---
PV Name /dev/sda10
VG Name vg0
PV Size 10.00 GiB / not usable 4.54 MiB
Allocatable yes
PE Size 4.00 MiB
Total PE 2560
Free PE 2560
Allocated PE 0
PV UUID 7jynLT-jQ8Z-Oo1Q-yLex-PtSC-yl3G-wt34l2
本文出自 “8176010” 博客，谢绝转载！
Couldn’t find device with uuid ‘xxxxxxxxxxxxx’
原文地址：http://8186010.blog.51cto.com/8176010/1440583
