我继承了一个虚拟机映像，因此不能 100% 确定初始磁盘是如何设置的。
我尝试按照一些基本说明并添加一个分区来将我的图像扩展 10Gb，但似乎无法使用 resize2fs 或 xfs_growfs 提交重新调整大小的最终更改来获取此空间。
没有初始卷组。
几乎遵循了这个线程集：
https://ma.ttias.be/increase-a-vmware-disk-size-vmdk-formatted-as-linux-lvm-without-rebooting/
https://ma.ttias.be/increase-expand-xfs-filesystem-in-red-hat-rhel-7-cento7/
我可能错过了一些东西 - 感谢帮助！ - 列出的摘录：
>resize2fs /dev/VolGroup1/lv1
resize2fs: Bad magic number in super-block while trying to open /dev/VolGroup1/lv1
Couldn't find valid filesystem superblock.
>fdisk -l
Disk /dev/sda: 32.2 GB, 32212254720 bytes, 62914560 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk label type: dos
Disk identifier: 0x0009cd2b
Device Boot Start End Blocks Id System
/dev/sda1 * 2048 616447 307200 83 Linux
/dev/sda2 616448 4810751 2097152 82 Linux swap / Solaris
/dev/sda3 4810752 41943039 18566144 83 Linux
/dev/sda4 41943040 62914559 10485760 8e Linux LVM
Disk /dev/mapper/docker-8:3-101670494-pool: 107.4 GB, 107374182400 bytes, 209715200 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 65536 bytes / 65536 bytes
Disk /dev/mapper/VolGroup1-lv1: 10.7 GB, 10733223936 bytes, 20963328 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
>pvdisplay
--- Physical volume ---
PV Name /dev/sda4
VG Name VolGroup1
PV Size 10.00 GiB / not usable 4.00 MiB
Allocatable yes (but full)
PE Size 4.00 MiB
Total PE 2559
Free PE 0
Allocated PE 2559
PV UUID cKHlxe-rqVT-XsnU-Brlv-yV6t-JhYJ-u48YGx
> vgdisplay
--- Volume group ---
VG Name VolGroup1
System ID
Format lvm2
Metadata Areas 1
Metadata Sequence No 3
VG Access read/write
VG Status resizable
MAX LV 0
Cur LV 1
Open LV 0
Max PV 0
Cur PV 1
Act PV 1
VG Size 10.00 GiB
PE Size 4.00 MiB
Total PE 2559
Alloc PE / Size 2559 / 10.00 GiB
Free PE / Size 0 / 0
VG UUID q4ntG1-r2Mf-Bvme-2djz-g42f-8J4s-eyB2Sd
> lvdisplay
--- Logical volume ---
LV Path /dev/VolGroup1/lv1
LV Name lv1
VG Name VolGroup1
LV UUID qslLy5-C7vv-DSMR-m9Lr-zHFB-8IXf-g51jch
LV Write Access read/write
LV Creation host, time localhost.localdomain, 2015-12-05 09:51:18 -0800
LV Status available
# open 0
LV Size 10.00 GiB
Current LE 2559
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 8192
Block device 253:1
> df -k
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/sda3 18555904 18098240 457664 98% /
devtmpfs 1788224 0 1788224 0% /dev
tmpfs 1797156 148 1797008 1% /dev/shm
tmpfs 1797156 9092 1788064 1% /run
tmpfs 1797156 0 1797156 0% /sys/fs/cgroup
/dev/sda1 303788 154352 149436 51% /boot
/dev/sr0 54532 54532 0 100% /run/media/centos/CDROM