How to check CPU usage on Linux

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...

Hybrid IT Infrastructure Management

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...

Monitoring the Monitor: How to keep a watch on Icinga 2

Monitoring the Monitor: How to keep a watch on Icinga 2

The question is (probably) older than monitoring itself: Who monitors the monitor? While Icinga comes with countless options to monitor a wide range of devices and applications, at some point you will ask yourself how you can observe if Icinga itself is having errors....

How to fetch data from Icinga Web

How to fetch data from Icinga Web

There are multiple ways to interact programatically with Icinga. Last week Henrik demonstrated how to connect to the Icinga 2 API through the Icinga 2 Console. Working with the Icinga 2 API is probably the most obvious way to interact with Icinga. Still, I would like...

Build your own Icinga Module

Build your own Icinga Module

Building your own Icinga Module sounds like a big challenge, but is it really that hard? A look behind the scenes reveals that it's actually not as complicated as it sounds. But first things first: Why would you even want to create your own Module? It's fairly easy to...

Icinga Web Security Release: v2.6.4, v2.7.4 and v2.8.2

Icinga Web Security Release: v2.6.4, v2.7.4 and v2.8.2

We're releasing today multiple minor versions of Icinga Web 2 to fix a security issue that has been reported recently. The vulnerability in question allows an attacker to access arbitrary files which are readable by the process running Icinga Web 2. It has been...

Respond to Incidents Faster with iLert

Respond to Incidents Faster with iLert

iLert is an alerting and on-call management solution for ops teams and helps you to respond to incidents faster. It extends monitoring tools such as Icinga with advanced alerting through SMS, phone calls, and push notifications and lets you easily manage on-call duty...

Build your own Icinga Module

Building the Future of Icinga

When we started the development of Icinga 2 we had a clear picture. We wanted a great monitoring solution for small and large environments. Back then, we imagined Icinga 2 to be a scalable monitoring tool with a dynamic configuration, enriched with a slight and fast...

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