The Hotel Hero

Notes by a Sysadmin

Cluster | Philosophy | Stack

Thoughts abouts Confidentiality, Integrity and Availabillity

Vanilla k8s on pi4 HA

February 28, 2023 |

The following is a HA setup of stacked etcd/cp on vanilla k8s, on rpi4 with 3 cp and 3 workers.

Storage is NFS nvme m2 hosted by one of the workers thru USB3.

OS: Ubuntu 22.04 lts server (arm).

Deploy tool: Kubeadm

Prepare the PI

Use the Image burner "Raspberry Pi Image burner",... Read more


I'm a Sysadmin, network manager and cyber security entusiast. The main purpose of this public "notebook" is for referencing repetitive tasks, but it might as well come in handy to others. Windows can not be supported! But all other OS compliant with the POSIX-standard can (with minor adjustments) apply the configs on the site. It is Mac OSX, RHEL and all the Fedora based distros and Debian based (several 100's of OS's), all the BSD distros, Solaris, AIX and HP-UX.