A feature that used to work suddenly broke. The problem? There were 300 commits since the last time I knew it worked. Checking each commit manually would take forever. Fortunately, Git has a tool...
How to Use Git Bisect to Pinpoint Bugs Precisely
A feature that used to work suddenly broke. The problem? There were 300 commits since the last time I knew it worked. Checking each commit manually would take forever. Fortunately, Git has a tool...
Syncing LDAP Users & Groups with the Icinga Notifications Web API
If you're running Icinga in a mid-to-large organization, chances are your users and teams are already defined in LDAP or Active Directory. Manually re-creating contacts and contact groups in Icinga Notifications Web is tedious and error-prone, but thankfully, it...
How to undo Git reset hard?
You just finished a long interactive rebase. You hit enter. Your commit history looks… wrong. There is a bunch of things that could go wrong: messed up an interactive rebase accidentally ran git reset --hard merged the wrong branch rebased onto the wrong base You...
Icinga Web – Not just Black and White
Most of you know that Icinga Web can be adjusted by themes. Some of you also have made some! Icinga Web itself comes with several themes since the early days. Now with the next upcoming major update v2.10 we'll take themes to their next evolution. But since we've...
Releasing Icinga for Windows v1.8.0 – The Power of Rework
Today we are happy to announce that after month of work we finally can release Icinga for Windows v1.8.0. As discussed in our live Icinga for Windows Q&A on our YouTube-Channel, we spent lots of time resolving issues reported by our community and customers and in...
Introduction to (Performance) Monitoring Metrics
To ensure the reliability and stability of your services, it's essential to understand the overall health of your infrastructure and systems. That variety of information from your systems helps you to get a proper context during your root cause investigation and react...
Why you need network monitoring?
Network monitoring is a continuous analysis of a network to detect and correct any performance issues. Network monitoring involves collecting network statistics to determine the quality of services offered by the network. With tools like Icinga, it's possible to...
Replay Log in Distributed Icinga Environments
An essential part of a distributed monitoring environment with Icinga that includes master, satellite and agent nodes is the replay log functionality. The replay log is a built-in mechanism to ensure nodes in a distributed setup keep the same history e.g. check...
Introducing Icinga Module for vSphere – Releasing version 1.2
One of the pillars of Icinga is integrations. With it's open APIs and various extensions, Icinga is capable of integrating seamlessly into your existing infrastructure. Today I want to give you an introduction to our VMware integration and share some details about the...
Icinga 2 Rocket.Chat notifications. The complete guide
About one year ago the NETWAYS colleagues showed you how to let Icinga 2 notify users through XMPP/Jabber. Now it's time to also cover the somewhat more fancy Rocket.Chat. No Rocket.Chat? No problem! Setting up a test system is pretty easy: Clone this Git repository...
Releasing Icinga DB v1.0-RC2 – Key Updates & Improvements
We are super excited to release the second Release Candidate of Icinga DB! This release comes after many hours, days and months of experimenting, re-thinking and rebuilding our own code and marks a huge step towards a new data backend for Icinga. Why Icinga DB Since...
Icinga DB Housekeeping
Introduction We all know that the history data is important in monitoring. But this history data becomes obsolete over time and those records become garbage which would only fill up space. So it is important to remove obsolete history records to free up space. We call...
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