Monitoring

Zabbix Server not running after upgrading to 7.4.0 Members Public

Upgrading a self-hosted Zabbix instance in Kubernetes sounds like a straightforward task, right? That’s what I thought - until I upgraded our Zabbix deployment to version 7.4.0 and was greeted by an all-too-familiar frontend error: “Zabbix server is not running” This post walks through the upgrade process,

Lorenz Maier
Lorenz Maier
Monitoring

kubernetes, cgroups v2 and failing health probes Members Public

Running Kubernetes on a systemd-based OS can lead to pods restarting endlessly due to health probe failures, caused by the systemd cgroup driver. Previously, this was fixed by modifying boot options, but a simpler approach is to switch the kubelet to use cgroupfs instead.

Daniel Nachtrub
Daniel Nachtrub
Cloud

Forever growing zabbix database Members Public

Starting with zabbix 6.0 some new featuers have been added - for example audit logging. This post shows downsides / limitations of audit logging on this release and how to avoid negative impact of this.

Daniel Nachtrub
Daniel Nachtrub
Database

Migrating zabbix from mysql to timescaledb - introduction Members Public

Depending on the size of your zabbix environment, you might want to migrate from mysql to timescaledb. This guide will show how this can be done.

Daniel Nachtrub
Daniel Nachtrub
Monitoring

Writing efficient zabbix templates - consolidate values Members Public

Getting useful insights with your monitoring solution means you need to gather enough information that can be used to draw the right conclusions. This article will show how to retrieve vast amounts of data without overloading your monitoring system.

Daniel Nachtrub
Daniel Nachtrub
Monitoring

Zabbix 5.2 - Why it's worth upgrading Members Public

Zabbix 5.2 has been released a few weeks ago and brought several improvements that increase management capabilities and support more granular control. A new set of triggers provide a whole new spectrum of alerting in assocation with host specific trends!

Daniel Nachtrub
Daniel Nachtrub
Monitoring