At the command prompt, type ls $$F $/$newdata and press Enter. Is there a lost$+$found directory available? Why?

$16$

At the command prompt, type pvcreate device and press Enter, where device is the device file for the $1$ GB partition that you created in Step $6.$ Next, type pvdisplay and press Enter to view the details for your PV$.$

$17$

At the command prompt, type vgextend vg$00$ device and press Enter, where device is the device file for the $1$ GB partition that you created in Step $6.$ Next, type vgdisplay and press Enter. Note that the total size of your VG reflects both PVs$.$

$18$

At the command prompt, type lvextend $$L $+0\mathrm{.}9$GB $-$r $/$dev$/$vg$00/$newdata and press Enter to extend your newdata LV by another $0\mathrm{.}9$ GB$.$ Next, type lvdisplay and press Enter, noting the size has doubled. Following this, type df $-$hT and press Enter, noting the ext$4$ filesystem was automatically resized to match the new LV capacity.

$19$

At the command prompt, type lsblk and press Enter to note the relationship between your LV and your two PVs$.$

$20$

At the command prompt, type vi $/$etc$/$fstab and press Enter. Add the following line to the bottom of the file to ensure that the newdata LV is mounted at boot time: