Extending the Root Partition with LVM. Extending EXT4 file system.

This is hands-on lab and tutorial. How to resize the root partition with logical volume manager(LVM).
Tasks.
1. Extending physical disk to 5 Gb
2. Create file 1.txt in /tmp
3. Resize partition to maximum size
4. Resize LVM partition to maximum size
5. Extending the root logical volume to maximum size
6. Extend file system