Blog
"The ignorant remembers, the wise writes"
- Test-case - MetalLB | Test the functionality the MetalLB Kubernetes loadbalancer
- Test-case - Longhorn storage | Test the functionality the Longhorn storage module for Kubernetes
- Test-case - `cert-manager` | Test the functionality of the `cert-manager` for a self-signed PKI Infrastructure
- Production ready Kubernetes cluster with K3s | Build a simple but production ready kubernetes cluster with the k3s engine
- K3s cluster recovery | Total SHTF recovery scenario
- Linux LVM CheatSheet | Learn about the linux `pass` - A simple yet practical and secure password storage solution
- Linux pass CheatSheet | Learn about the linux `pass` - A simple yet practical and secure password storage solution
- GPG CheatSheet | Most of the GPG operations you might need are described here.
- How to calculate your work-home travel costs | How to calculate your work-home travel costs if your travel every day to work with your own car
- Static websites with S3 and CloudFront with default root object for multiple subdirectories | Here's how you set a default root object for subdirectories for a statically hosted S3 website with CloudFront
- How to resize an LVM partition | ... and how LVM works. Resizing an LVM Partition is easy, if you know how LVM works
- How to remove or change the passphrase from a private key | ssh-keygen can be used for both of these operations
- How to generate a public ssh key from private | If you only have the private key but not the public key this article is for you
- Linux the darkside migration method | a.k.a. The dd over ssh method | By using dd over ssh you can dump the entire root partition and migrate the system that way. It's tricky but it always works.
- Linux migration from anywhere to anywehre | a.k.a. The online rsync method | This tutorial describes migration instruction of Linux machines from anywhere to anywhere.
- Linux EC2 to On-Premise migration | a.k.a. The offline rsync method | If you have crazy customers who wish to migrate away from AWS, this guide is for you.
- Don't reboot after adding a new disk on a VM | This was a really old post that I've found among my forgotten files, but it's pure gold if by any chance you find yourself working with legacy machinses, so it deserves to be here. I haven't tested this in AWS, but I just might do that and update the text afterwards.
- The ultimate grep | How to recursively search for a specific string through multiple files
- Ancient texts - Convert Linux LVM partitions back to normal partitions | If you happen to have a system with LVMs but for whatever reasons at a later time you decide that you want to convert it back to normal partitions I found a relatively easy procedure for that task.
- Ancient texts - Virtualizing CentOS 5 physical servers with LVM configuration | With CentOS now out of the game, I thought to bring back to live this ancient text from my old blog