View source for Extending disk volume on bradnormac

To extend logical disk volume on bradnormac.

[https://blog.mylab.cc/2022/02/26/How-to-resize-the-root-LVM-partition-of-Ubuntu/ https://blog.mylab.cc/2022/02/26/How-to-resize-the-root-LVM-partition-of-Ubuntu/]

;check stuff
::''see how much space we have''
::<tt>$ df -h</tt>
:::{|
|Filesystem                         ||Size  ||Used ||Avail ||Use% ||Mounted on
|-
|tmpfs                              ||1.6G  ||1.8M  ||1.6G   ||1% ||/run
|-
|/dev/mapper/ubuntu--vg-ubuntu--lv  ||351G  ||192G  ||144G  ||58% ||/
|-
|tmpfs                              ||7.8G     ||0  ||7.8G   ||0% ||/dev/shm
|-
|tmpfs                              ||5.0M  ||4.0K  ||5.0M   ||1% ||/run/lock
|-
|/dev/sda2                          ||2.0G  ||370M  ||1.5G  ||21% ||/boot
|-
|/dev/sda1                          ||1.1G  ||6.1M  ||1.1G   ||1% ||/boot/efi
|}

::''extend the logical volume - by half of what's free''
::<tt>$ sudo lvextend -l +50%FREE /dev/mapper/ubuntu--vg-ubuntu--lv</tt>

::''extend the file system''
::<tt>$ sudo resize2fs /dev/mapper/ubuntu--vg-ubuntu--lv</tt>

::''and another run of df should show more free space''