Second, add a new hard drive and restart the virtual machine, VM checking their disk
Three, the new partition/dev/sdc1
Four, LVM management
1. View existing volume group name
2. The space for the new assignment to create a physical volume (PV)
/root @ localhost ~ # pvcreate/dev/sdc1
Physical volume "/dev/sdc1" successfully created.
3. Use the new PV expand LVM VG
Lvm> Vgextend centos/dev/sdc1
Volume group "centos" successfully extended
4. Checking their capacity of LV
5. Extend the logical volume/dev/centos/root space
Lvextend -l + 400 g/dev/mapper/centos - root
6. Check the LVM space again, you can see has expanded + 400 g
7. Reread size: xfs_growfs/dev/mapper/centos - root
8. To check the capacity has successfully expanded
Reference:
1. https://www.cnblogs.com/hydd/p/12672797.html
2. https://www.cnblogs.com/lenmom/p/9897739.html
CodePudding user response:
Add physical volume, and then extend the volume?