root@Tower:/mnt/user/domains/centos7gnome# lvdisplay
WARNING: Device /dev/nbd0p2 has size of 60815360 sectors which is smaller than corresponding PV size of 209713152 sectors. Was device resized?
WARNING: One or more devices used as PVs in VG centos have changed sizes.
— Logical volume —
LV Path /dev/centos/swap
LV Name swap
VG Name centos
LV UUID PzmI1T-EsXO-EODD-B2gf-1ks2-4D3W-JUURGB
LV Write Access read/write
LV Creation host, time localhost, 2022-02-19 15:39:45 +0800
LV Status available
; open 0
LV Size 3.00 GiB
Current LE 768
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 254:0
— Logical volume —
LV Path /dev/centos/root
LV Name root
VG Name centos
LV UUID CUedtr-rcMs-kH1t-WnMS-oIy1-j07P-2i3vyI
LV Write Access read/write
LV Creation host, time localhost, 2022-02-19 15:39:45 +0800
LV Status NOT available
LV Size
root@Tower:/mnt/user/domains/centos7gnome# lvchange -a y /dev/centos/root
WARNING: Device /dev/nbd0p2 has size of 60815360 sectors which is smaller than corresponding PV size of 209713152 sectors. Was device resized?
WARNING: One or more devices used as PVs in VG centos have changed sizes.
device-mapper: reload ioctl on (254:1) failed: Invalid argument
命令参考
kvm盘更改大小
qemu-img resize vdisk1.img -10G
modprobe nbd max_part=8
modinfo nbd
网络挂载
qemu-nbd --connect=/dev/nbd0 vdisk1.img
ls /dev/nbd0*
lsblk
nbd0 43:0 0 110G 0 disk
├─nbd0p1 43:1 0 1G 0 part
└─nbd0p2 43:2 0 45.6G 0 part
下面的警告是因为创建的PV在 分区2上,但是PV却比分区大,所以报警
root@ubuntu20:~# lvdisplay
WARNING: Device /dev/nbd0p2 has size of 189307051 sectors which is smaller than corresponding PV size of 220198912 sectors. Was device resized?
WARNING: One or more devices used as PVs in VG centos have changed sizes.
— Logical volume —
LV Path /dev/centos/root
LV Name root
VG Name centos
LV UUID CUedtr-rcMs-kH1t-WnMS-oIy1-j07P-2i3vyI
LV Write Access read/write
LV Creation host, time localhost, 2022-02-19 15:39:45 +0800
LV Status NOT available
LV Size
Original: https://blog.csdn.net/qq_41847721/article/details/126175752
Author: 金shell
Title: kvm虚拟机出现启动不了,NOT available,PV大于分区
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