Updated October 2026. Rewritten from scratch around the official Valkey Helm chart and a Redis 8 cluster on a plain StatefulSet. Every command below was…
Linux cheat sheet
Category: CI/CD & Automation
In this comprehensive ingress guide, you will learn how tosetup Nginx ingress controlleron Kubernetes and configure ingress using DNS. Prerequisites A Kubernetes cluster kubectl utility installed…
There are many ways on how to delete old indices in ELK. We will look at some of them. The first, most insecure and most…
With PRTG monitoring you can do various things, today I’ll show you how to create custom SSH sensor and monitor response time of server/website or…
Updated October 2026. The 2021 version of this post installed Jenkins with apt-key and Java 11, built images in a Freestyle job and wiped the…
If you faced botnet or you have any other suspicious activity on the server, you should take some actions to prevent it as soon as…
Note (October 2026): this post is from 2020 and uses Kafka 2.5 with ZooKeeper, which Kafka 4 removed. For a current setup see How to…
In this article, I’d like to explain how to implement one of the more common and simple methods of securing the ELK Stack — deploying…
A way to get your code deployed to the production server Webhook allows to automatically retrieve the newest code any time a push is performed…