I used VirtualBox image of Ubuntu 16.04.6 Xenial from OSBoxes
Role | FQDN | IP | OS | RAM | CPU |
---|---|---|---|---|---|
Master | kmaster.example.com | 192.168.56.2 | Ubuntu 16.04.6 | 2G | 2 |
Worker | kworker.example.com | 192.168.56.3 | Ubuntu 16.04.6 | 1G | 1 |
Worker | kworker.example.com | 192.168.56.4 | Ubuntu 16.04.6 | 1G | 1 |