As some of you might have already noticed, we recently gave our official Icinga 2 container image builds a complete overhaul. These new images are currently available only as snapshot builds but...

Enhanced Icinga 2 Container Images
As some of you might have already noticed, we recently gave our official Icinga 2 container image builds a complete overhaul. These new images are currently available only as snapshot builds but...

How to check CPU usage on Linux
When your Linux system feels sluggish, one of the first things to investigate is the CPU usage. The CPU (Central Processing Unit) is the brain of your machine, and if it’s overloaded, everything else slows down. In this guide, you’ll learn different ways to Linux...

What is SNMP Trap: Real-Time Alerts for Network Monitoring
Why wait for the next poll? An SNMP trap is a real-time alert sent from a device to a monitoring system, without waiting for polling. Ever had a router die silently at 3 AM while your monitoring system was still polling away every 5 minutes? Yeah… not fun. That’s...
Icinga 2 DSL – Variable Scopes
Ever wondered how Icinga 2 manages all those variables, and how it knows which one to use? In this blog post, we will explore all the different variable scopes in Icinga 2, and by the end, you will know what this mysterious error message means when you see it in your...
Hybrid IT Infrastructure Management
Introduction Today’s IT environments are rarely confined to a single data center or a single cloud provider. Enterprises are embracing a mix of cloud platforms, virtual machines, and on-premises hardware to stay agile and competitive. This blended environment is known...
How to Add Performance Data Graphs into Your Icinga Instance
This is a guest blogpost by Markus Opolka from the Icinga Enterprise Partner NETWAYS. After forking the Grafana Module for Icinga Web last year, we started thinking about alternative ways to display Icinga performance data graphically in the web interface....
Critical Icinga 2 Security Releases: 2.14.6, 2.13.12, 2.12.12 (CVE-2025-48057)
Today, we are releasing security updates for Icinga 2 fixing a critical vulnerability that allowed an attacker to obtain valid certificates from the Icinga CA under certain circumstances. Please note that if Icinga 2 is built with OpenSSL 1.1.0 (released in 2016) or...
Ownership change of the ansible-collection-icinga to NETWAYS
After NETWAYS has already taken a leading role in the past in maintaining the Ansible Collection Icinga, contributing features and bug fixes, it’s now official: The Ansible Collection Icinga is moving into the NETWAYS namespace (on GitHub and Ansible Galaxy). The...
Announcing Icinga for Kubernetes v0.3.0
We’re excited to share that Icinga for Kubernetes v0.3.0 is here! This release is packed with features designed to make monitoring your Kubernetes environments smoother, smarter, and more efficient. Let’s take a closer look at what’s new: Monitor Multiple...
Observability vs Monitoring: Enhancing, Not Replacing
In the dynamic world of IT operations, a common misconception has emerged: Observability vs Monitoring is often framed as a battle where one replaces the other. At Icinga, where open-source monitoring is our expertise, we aim to clarify this misunderstanding....
Investment Trends in Infrastructure Monitoring Market: What Users Should Know
In recent months, the IT monitoring landscape has seen notable investment activity: Turn/River Capital acquired SolarWinds. The same firm previously invested in Paessler (PRTG). Checkmk announced a strategic investment from PSG. These developments are part of a larger...
Releasing Icinga for Windows v1.13.3
Today we are happy to announce that - after a long bugfixing session - we released Icinga for Windows v1.13.3. This release ships with a new PowerShell Framework (v1.13.3) and PowerShell Plugins (v1.13.1). Breaking Change for Scheduled-Task plugin With Icinga for...

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