Checkmk

Checkmk

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Cloud (SaaS) master 2.3.0 2.2.0 2.1.0 2.0.0 1.6.0

1. Welcome to Checkmk

Welcome to the Checkmk User Guide
Release notes
Glossary
Searching docs.checkmk.com

2. Beginner’s Guide

Setting up Checkmk
The Checkmk user interface
Setting up monitoring
The monitoring tools
Checkmk in monitoring
Fine-tuning the monitoring
Working with multiple users
Switching on notifications
Extending the monitoring system further
Best practices, tips & tricks

3. Installation

Basic information on the installation of Checkmk

3.1. Server and VMs

Installation on Debian and Ubuntu
Installation on Red Hat Enterprise Linux
Installation on SUSE Linux Enterprise Server

3.2. Appliance, container, cloud

Installation of Checkmk in the appliance
Installation as a Docker container
Installation from Azure Marketplace
Installation from AWS Marketplace

3.3. Updates

Updates and Upgrades
Update to version 2.4.0
Update matrix for version 2.4.0
Linux upgrade on the Checkmk server
Checkmk versions

4. Administration of Checkmk

4.1. Server

Authentication with SAML
Single sign-on with Kerberos
Checkmk server in a Docker container
Security
Ports
Securing the web interface with HTTPS
Support diagnostics

4.2. Sites

Site administration with omd
Checkmk on the command line
Managing licenses
Distributed monitoring
Backups
Password store
Analyzing the Checkmk site configuration
Checkmk extension packages (MKPs)
MKPs for GUI extensions
Simulation mode

5. Configuration

Configuring Checkmk

5.1. Hosts

Host administration
Host structuring
Host tags
Dynamic host management
Automated host creation

5.2. Services

Understanding and configuring services
Monitoring cluster services
The piggyback mechanism

5.3. Rules

Rules

5.4. Supporting configurations

Time periods
Labels
Regular expressions in Checkmk

5.5. Users and permissions

Users, roles and permissions
User management with LDAP/Active Directory

5.6. Notifications

Notification basics
Setting up notifications by rules
Personal notification rules
Notifications via Cisco Webex Teams
Notifications via ilert
Notifications via Jira
Notifications via Mattermost
Notifications via Microsoft Teams
Notifications via PagerDuty
Notifications via Pushover
Notifications via Opsgenie
Notifications via ServiceNow
Notifications via SIGNL4
Notifications via Slack
Notifications via Splunk On-Call

5.7. Events

The Event Console
Alert handlers

6. Monitoring systems

Monitoring agents

6.1. Checkmk agents and SNMP

Automatic agent updates
Monitoring Linux
Monitoring Linux in legacy mode
Monitoring Windows
Monitoring FreeBSD
Monitoring via SNMP

6.2. Agent extensions

The HW/SW inventory
Monitoring files
Monitoring log files
Monitoring Oracle databases
Monitoring MySQL
Monitoring MSSQL
Monitoring MSSQL with the legacy plug-in
Monitoring time-based processes (Cronjobs)

6.3. VM, cloud, container

Datasource programs
Special agents
Monitoring VMware ESXi
Monitoring Amazon Web Services (AWS)
Monitoring Microsoft Azure
Monitoring Google Cloud Platform (GCP)
Monitoring Kubernetes
Monitoring OpenShift
Monitoring Docker

6.4. Endpoints

Monitoring network services (Active checks)
Checkmk Synthetic Monitoring with Robotmk
Monitoring OpenTelemetry metrics

7. Dashboards, views, metrics

The user interface

7.1. General

Host and service views
Dashboards
Measured values and graphing
Custom notes

7.2. Commands in views

Commands
Acknowledging problems
Scheduled downtimes

8. Analysis and prognosis

8.1. Analysis

Availability
Extended availability (SLAs)
Business Intelligence (BI)
Reports

8.2. Prognosis

Predictive monitoring
Forecast graphs

9. Connection of other applications

Integrating Prometheus
Integrating Datadog
NagVis: status data on maps and diagrams
Integrating ntopng in Checkmk
Integrating Checkmk in Grafana
Sending metrics to InfluxDB and Graphite
Integrating Checkmk in Nagstamon

10. Specifics to the editions

Checkmk Enterprise
Checkmk Cloud (Self-hosted)
Checkmk MSP

11. Automation and development

Overview of API resources

11.1. APIs for automation

The Checkmk REST API
Retrieving status data via Livestatus
Livestatus command reference

11.2. Development of extensions

Developing extensions for Checkmk
Local checks
The spool directory
Developing agent-based check plug-ins
Developing SNMP-based check plug-ins
Developing special agents
The Bakery-API

12. Concepts

Basic principles of monitoring with Checkmk

12.1. The Checkmk Micro Core (CMC)

The Checkmk Micro Core (CMC)
Special characteristics of the CMC
Migration to the CMC
CMC files and directories

13. The Checkmk appliance

Quick start guide for Checkmk racks
Quick start guide for Checkmk virt1
Installation of the virtual appliance
Configuring and using the appliance
Backup in the appliance
Appliance in cluster operation
Special features of the hardware appliance

Features Editions Integrations Imprint Copyright

Videos Webinars Trainings

Unprivileged execution of the Linux agent

draftEdit this page on GitHub

Monitoring Linux Monitoring Linux in legacy mode

1. Introduction

On this page

1. Introduction