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Checkmk Knowledge Base

Checkmk Knowledge Base

Checkmk Knowledge Base

Results will update as you type.

How-to add Prometheus Alert Manager
How-to adjust Checkmk performance
How-to adjust temperature sensors for SSDs per manufacturers specifications
How-to collect troubleshooting data for Kubernetes
How-to configure a certificate chain for Checkmk
How-to configure AWS EKS API endpoint access
How-to configure Checkmk Agent for macOS
How-to configure Opsgenie notifications
How-to correct a trial or free licensing status in distributed monitoring
How-to create cronjob inside the Checkmk site
How-to customize graphs timeseries transformation percentile
How-to customize logos for reports
How-to customize the login screen of Checkmk
How-to debug failed backup jobs
How-to debug ntopng
How-to download an old agent
How-to enable Pretty-print configuration files
How-to exchange a signature key for the automatic agent updater
How-to execute active checks manually
How-to get a local copy of a special agent
How-to group services in table view
How-to increase WMI timeout
How-to modify Logfile retention
How-to monitor files single files or filegroups on Windows
How-to monitor Hyper-V hosts and virtual machines with OpenTelemetry
How-to monitor Microsoft SQL with a domain account
How-to monitor RabbitMQ instances
How-to monitor TCP/UDP ports
How-to monitor the site processes
How-to plan to migrate a Checkmk server
How-to query historical metrics
How-to run Rust-based active checks on a monitored Linux host
How-to set graphical user interface (GUI) defaults
How-to temporarily enable debugging in the Linux agent
How-to test Robot Framework with RCC and Visual Studio Code on Windows using a local user
How-to transfer agent output from a host to Checkmk
How-to use Git integration
How-to work with Cyberark Workforce SAML
How-to work with HTTP(s) Iframes in Checkmk
How-to work with Okta SAML
Introduction Toolkit
List of metric_info
Microsoft Teams: Using workflows with Power Automate
Monitoring PostgreSQL in a Docker Container Using mk_postgres.py
Monitoring SQL Server backups in Always On Availability groups
Monitoring workstations desktops or laptops
Reporting tips & tricks
REST-API code examples
Tested and qualified SMS modems
Timezones
Tracking file creation and access on Linux and Windows
Upgrade paths

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Introduction Toolkit

Updated Nov 19, 2025

Introduction Toolkit

Did you download our 30 days trial edition? Perfect! This checklist will guide you through some basic tasks of Checkmk.

Table of Contents

Prerequisites for Clients

Ports used by Checkmk
Sizing: Sizing is flexible, but to get started we recommend 4 cores, 8 GB RAM and 50 GB storage
Security — Additional safeguarding for Checkmk

Installing Checkmk and monitoring your first host

What is included in this episode?
Download Checkmk
Install Checkmk
Apply license
Create a Checkmk Site
Install the Checkmk Agent (Linux)
Monitoring Linux — The new agent for Linux in detail
TLS Registration
Add a host into Checkmk
Monitoring Windows
Monitoring Windows in Checkmk
Install the Windows Agent
TLS Registration
Monitoring SNMP Devices
Using SNMP to monitor network devices
Monitoring via SNMP — Monitoring of SNMP devices with Checkmk
Debugging SNMP
Network Monitoring with Checkmk: 3 rules to rule them all
Agent Bakery
Automatic agent updates — Distribute agents and plug-ins automatically
Episode 32: Working with the Agent bakery in Checkmk
Push agent for CCE/CME
Working with the Push mode of the Checkmk agent

Best practices for folder structure in Checkmk

Managing Hosts in Folder in Checkmk

Best practices for organizing folders in Checkmk | #CMKduo Episode 2

Host structuring

Monitoring without installing an agent

Introduction to different types of checks for monitoring with Checkmk

Ping Check

Monitoring websites and their certificates with Checkmk

Special agents

https://checkmk.com/guides/cloud-monitoring

Dynamic Host Management

Dynamic host configuration — Managing dynamic infrastructures

Troubleshooting a special agent

Datasource programs — Monitoring devices without access to an operating system

https://checkmk.atlassian.net/wiki/spaces/KB/pages/9473285/Special+Agents

User Roles and permissions

Users, roles, and permissions — User and authorization configuration

Configuring SAML authentication in Checkmk

Notifications

Setting up notifications in Checkmk

Notifications — via Email, SMS, ticket system and more

Distributed Monitoring

Distributed monitoring with Checkmk

Distributed monitoring — Scaling and distributing Checkmk

Monitoring Databases

Monitoring SQL databases with Checkmk

Monitoring a remote Oracle database with Checkmk

Monitoring Oracle databases with Checkmk

Database Monitoring with Checkmk

Advanced Topics

BI

https://docs.checkmk.com/latest/en/intro_extend.html#bi

https://docs.checkmk.com/latest/en/bi.html

https://checkmk.com/webinars/demand/maximizing-the-value-of-bi-on-demand

https://checkmk.atlassian.net/wiki/label/KB/business_intelligence

Views and dashboards

https://docs.checkmk.com/latest/en/views.html

https://docs.checkmk.com/latest/en/dashboards.html

Extensions and custom development

MKPs

MKPs and Plug-ins in Checkmk

MKPs for GUI extensions — Checkmk extensions packages for dashboards, views, reports

MKPs for GUI extensions — Checkmk extensions packages for dashboards, views, reports

Local checks

Custom development

Writing agent-based check plug-ins

Integration of Nagios Plugins

Monitoring Linux — The new agent for Linux in detail

Monitoring Windows — The new agent for Windows in detail

Monitoring network services (Active checks) — Monitoring of HTTPS, TCP, SSH, FTP and further services

Best practice rules

Best practices for organizing folders in Checkmk | #CMKduo Episode 2

Monitoring with SNMP: Troubleshooting in God Mode | Checkmk

Best practices, tips & tricks

Working with rules and setting thresholds in Checkmk

https://checkmk.com/blog/network-monitoring-with-checkmk-2-0

Related articles

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