扩展逻辑卷,窃取他人

所以我一直在使用OpenStack,注意到创build的cinder-volume只有20GB。 我需要增加它(或改变我99%肯定我:))

正在环顾四周

目前这是vgs的状态

[root@openstack ~]# vgs VG #PV #LV #SN Attr VSize VFree centos_openstack 3 3 0 wz--n- 5.46t 60.00m cinder-volumes 1 2 0 wz--n- 20.60g 612.00m 

这里是自己的音量

 [root@openstack ~]# pvs PV VG Fmt Attr PSize PFree /dev/loop1 cinder-volumes lvm2 a-- 20.60g 612.00m /dev/nvme0n1p3 centos_openstack lvm2 a-- 1.82t 60.00m /dev/nvme1n1p1 centos_openstack lvm2 a-- 1.82t 0 /dev/nvme2n1p1 centos_openstack lvm2 a-- 1.82t 0 

这是整个文件系统。

 [root@openstack ~]# df -h Filesystem Size Used Avail Use% Mounted on /dev/mapper/centos_openstack-root 50G 21G 30G 41% / devtmpfs 126G 0 126G 0% /dev tmpfs 126G 4.0K 126G 1% /dev/shm tmpfs 126G 450M 126G 1% /run tmpfs 126G 0 126G 0% /sys/fs/cgroup /dev/nvme0n1p2 497M 165M 332M 34% /boot /dev/nvme0n1p1 200M 9.5M 191M 5% /boot/efi /dev/loop0 1.9G 6.1M 1.7G 1% /srv/node/swiftloopback /dev/mapper/centos_openstack-home 5.5T 33M 5.5T 1% /home tmpfs 26G 0 26G 0% /run/user/1000 tmpfs 26G 0 26G 0% /run/user/0 pvdisplay --- Physical volume --- PV Name /dev/nvme0n1p3 VG Name centos_openstack PV Size 1.82 TiB / not usable 4.00 MiB Allocatable yes PE Size 4.00 MiB Total PE 476756 Free PE 15 Allocated PE 476741 PV UUID 80VCZq-TfYz-ys8B-TmMB-yJzc-3UCg-MUfHKR --- Physical volume --- PV Name /dev/nvme1n1p1 VG Name centos_openstack PV Size 1.82 TiB / not usable 4.00 MiB Allocatable yes (but full) PE Size 4.00 MiB Total PE 476931 Free PE 0 Allocated PE 476931 PV UUID ZmAIas-jPNP-bAFr-O5DA-0QTa-y7Jw-RlNAES --- Physical volume --- PV Name /dev/nvme2n1p1 VG Name centos_openstack PV Size 1.82 TiB / not usable 4.00 MiB Allocatable yes (but full) PE Size 4.00 MiB Total PE 476931 Free PE 0 Allocated PE 476931 PV UUID vhJ75z-5qoc-tPZM-vzWn-p5RU-vSYb-ADkfGG --- Physical volume --- PV Name /dev/loop1 VG Name cinder-volumes PV Size 20.60 GiB / not usable 2.00 MiB Allocatable yes PE Size 4.00 MiB Total PE 5273 Free PE 153 Allocated PE 5120 PV UUID nWurkY-Bwlv-YjMc-wYH5-yPi4-47x6-GVgJL2 

所以基本上我的最终目标是要有大约5T空间的煤渣容量,剩下的半个TB剩下的是centos_openstack。

我在网上看,我发现这个指南 。 但是,我基本上是害怕不能遵循它…就像没有看到/ dev / loop1作为df -h的挂载点,也不理解为什么5.5TB在centos_openstack mount中,以及如何减less大小来给它的煤渣卷。

无论如何TL; DR —我太害怕去做我想做的事情,如果有人能帮助我指导我达到自己的最终目标(使煤渣容量达到5TB)我真的很感激