Last updated: September 10, 2026 · Reading time: 8–9 minutes If Icinga reports a critical outage but no one at the service desk notices it, the alert goes unacted upon. Using the open-source repositories icinga-servicenow and icinga-servicenow-web, you can connect Icinga directly to ServiceNow: Notifications are automatically converted into incidents—no manual copying and pasting required. This guide shows you what you need and how to install and configure both components. The most important...
Dirk Wening
From the initial installation to the running monitoring stack:
Here you will find all instructions for the basic installation of Icinga.
Compact and practical.
Ansible and the Elastic Stack
Last updated: August 6, 2026 · Reading time: 4–6 minutes In this article, I’d like to introduce you to the Ansible Collection netways.elasticstack, which allows you to automatically deploy and manage Ansible and the Elastic Stack (Elasticsearch, Logstash, Kibana, Beats). Using a detailed example, I'll show you step by step how to set up an Elasticsearch node. The most important points in 30 seconds netways.elasticstack fully supports Elasticsearch, Logstash, Kibana, and Beats, and...
Filebeat and Metricbeat – Visualizing Your First Logs with Elastic and Kibana
Last updated: July 9, 2026 · Reading time: 2–3 minutes Elasticsearch is running, Kibana is set up, but how does the data actually get into the stack? The answer lies in what are known as "Beats": lightweight data collectors that run in the background and forward data to Elasticsearch. The easiest way to get started is with Filebeat and Metricbeat. This article shows you how to set up Filebeat for log files and Metricbeat for system metrics, and how to view both in Kibana. Why use Filebeat...
Ansible Icinga Collection
Last updated: July 16, 2026 · Reading time: 4–6 minutes With Ansible and Icinga, you can automate the setup of your entire monitoring environment. The " netways.icinga " collection brings together eight roles that handle exactly these recurring steps for you. We'll show you what the Collection can do, where its limitations lie, and how to set up a test environment in just a few minutes using the Full-Stack Playbook. Introduction to the Collection If you run a monitoring system like Icinga, you...
What is the ELK Stack? Elasticsearch, Logstash, and Kibana Explained Simply
Last updated: July 9, 2026 · Reading time: 2–4 minutes Anyone involved in monitoring, log analysis, or searching through large amounts of data will sooner or later come across the ELK Stack. The ELK Stack consists of three different tools: Elasticsearch, Logstash, and Kibana. Find out what's behind it all, how the three components work together, and why the stack is completely free for self-hosting in our article here. An Overview of the Three Components ELK is not a single software program,...
Foreman & Katello Update | Fixes, CVEs, and New Releases
Installer Fix and CVE Updates At the Foreman Release Team Meeting on July 1, 2026, it was reported that the previously malfunctioning foreman-installer-source-release is now working again. The issue was resolved by two pull requests that restored compatibility between Podman and puppetlabs-concat. In the Nightly branch, as well as in the stable branches 3.18 and 3.19, four CVE fixes will also be released on the same day. Candlepin 4.8 and OCI Images In addition, Candlepin version 4.8 has been...
Bug Fix Release: Icinga 2 v2.16.3, v2.15.5, v2.14.10
Shortly after the release of the latest security updates, there's some news: Users who have enabled the " Json.decode() " feature in their settings were surprised by an unpleasant side effect. As part of one of the security fixes, the internal C++ function ` JsonDecode() ` was given an additional argument, which was inadvertently passed on to the DSL as well. To make matters worse, this argument was defined as a required argument—which caused existing calls to the function to fail. Fix...
Security Release for Icinga 2 v2.16.2, 2.15.4, 2.14.9
Today's security update for Icinga2 addresses several security vulnerabilities. Two of them are particularly critical. An update is absolutely necessary. An unauthenticated attacker can use this to take over or crash Icinga 2 processes over the network. The remaining updates apply only to authenticated API users. Find out here exactly what's affected, how high the risk is for your setup, and how to update in just a few minutes. The Vulnerabilities in Detail GHSA-vj39-ww8j-vvx5 ( CVE pending)...
Installing Icinga Director on Ubuntu 26.04
Zuletzt aktualisiert: 25.06.2026 · Lesezeit: 2-3 Minuten Icinga Director auf Ubuntu 26.04 installieren geht schneller als gedacht, wenn man weiß, wo die Stolpersteine liegen. Diese Anleitung führt dich Schritt für Schritt durch Installation, Datenbank-Setup und Erstkonfiguration, bis du über den Director eigene Hosts und Services ausrollen kannst. Das wichtigste auf einen Blick Du brauchst eine laufende Icinga 2 Instanz mit aktivem API-Feature als Basis Der Director bekommt eine eigene...
Installing Icingaweb2 and Icinga DB Web on Ubuntu 26.04
Last updated: 18.06.2026 Installing Icingaweb2 and Icinga DB Web on Ubuntu 26.04 is the logical next step after the basic installation of Icinga 2 and Icinga DB. This guide walks you through the package installation, creating the web database, and the entire setup wizard in the browser, including connecting to Redis and the Icinga 2 API. The Most Important Points in 30 Seconds Icingaweb2 and Icinga DB Web are installed via the official Icinga APT repository. A single package (icingadb-web)...
Installing Icinga with Icinga DB on Ubuntu 26.04
Last updated: 11.06.2026 Icinga mit Icinga DB auf Ubuntu 26.04 LTS installieren: diese Anleitung führt dich Schritt für Schritt durch die komplette Grundinstallation. From the integration of the Icinga repository to the Redis-based IcingaDB setup and the Node Wizard. In around 20 minutes, you have a clean monitoring basis on which you can build directly. The most important points in 30 seconds Installation runs exclusively via the official Icinga repository, the Ubuntu standard packages are...
Ansible basics
Last updated: 28.05.2026 Imagine you have to install the same packages, start services and adjust configurations on 10 servers. Manually via SSH, with copy-paste commands and countless error searches. Ansible, an open source tool developed primarily by Red Hat, automates precisely these recurring tasks. It works without agents on Linux and Windows systems, uses simple, understandable languages such as YAML or JSON and enables scalable and error-free IT processes. This article shows you the...











