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...
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...
Upgrade your monitoring lists with icon images
Recently I was importing an Icinga configuration for testing purposes. Working with this configuration, I found that there were icon images assigned to the objects. Sadly, those didn’t display, because I didn’t have the icon set installed. So I thought of creating my...
Mastering Service Configuration in Icinga Director
The Icinga Director configuration tool makes it easy to define monitoring objects through the web UI and deploy them to the Icinga 2 API. In this blog post, I’ll walk you through how to configure services in Icinga Director. If you haven't used Icinga Director yet,...
Releasing Icinga Ansible collection v0.3.0
This release of the collection will feature a whole set of possibilities to deploy a complete Icinga 2 environment. Before diving deep into the collection, a quick recap of all roles which were available and which are included in the current release v0.3.0. repos: The...
Content-Security-Policy: How to add inline CSS to HTML Documents in Icinga Modules
Since the Icinga Web 2.12 release we have added a setting to enable content security policy in Icinga Web. This provides security against Cross-Site Scripting (XSS) attacks when the setting is enabled. This is done by adding Content-Security-Policy in our HTTP...
What are infrastructure monitoring metrics?
Nowadays businesses rely heavily on robust and resilient infrastructure to deliver uninterrupted services to their customers. This includes things like servers, databases, and cloud-based systems. It's important to monitor the health and performance of this...
The most important infrastructure monitoring requirements
When setting up new monitoring software or migrating, it's important to have a strong backbone in place for the systems, so you can cover as many services with as little manual burden as possible. Of course, defining the resources - like HTTP, SSH, etc. services or...
A Short Overview: GitLab Tokens
During my recent work on extending our GitLab packaging capabilities, I came across various types of tokens that can be used to authenticate users, services, and pipelines while using GitLab CI/CD. Each token has its unique features and use cases that can help ensure...
Feedback Week & Community Call
It's here! We're starting today! The Icinga Feedback Week: an entire week dedicated to you, as well as honoring those that are dedicated to the community. By asking you questions and getting your answers, we’re gathering your thoughts and feedback, which are very...
Why is Icinga called Icinga?
It's the year 2009, a nice weekend in late spring and a small group of monitoring enthusiasts comes together to discuss how to move forward with the idea of forking Nagios. Plans were made to make it faster, easier, more scalable, and simply better. Of course, such a...
Why Open Source Cloud Monitoring?
When operating a larger business or project, one problem comes quickly apparent: How can I know that my servers and their applications are up and the performance is good across the board? The answer is, of course, monitoring software. But why someone should consider...
Icinga DB Web deep custom variable filter
In this blog post I will introduce you to filtering, based on deep custom variables in Icinga DB Web. In Icinga Web 2 monitoring module, it is not possible to filter deep custom variables. Example of deep custom variables involving dictionaries and arrays: vars.dummy...
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