Chapter 18: Logical volume management

LVM quiz

Ten questions across the whole chapter. Each answer explains why. Aim for eight before moving on to chapter 19.

• Which command creates a physical volume?
• A VG has 2 GiB free. Which command gives an LV exactly 500 MiB?
• Which command grows a mounted XFS LV by 1 GiB, including the file system?
• Which file systems can be shrunk?
• Which command shows the extent size of a group?
• How do you add a disk to an existing group?
• Which command moves data off a PV so it can be removed?
• An LV is not active after a reboot. Which command activates it?
• What should an LV entry in /etc/fstab use?
• Which statement about backups is true?