Troubleshooting FAQ

Troubleshooting
1

This is a Wiki topic for troubleshooting Checkmk. Feel free to contribute!

Template for troubleshooting posts

Here is the post template that you can use to make your issue clearer to everyone. Just edit out the sample placeholder texts.

Checkmk version:
e.g. 2.0.0p17 raw, or 1.6.0p27 cee

OS version of Checkmk server or monitored system:
Ubuntu 18.04.6 LTS on Checkmk server / Debian 10 on monitored system

Description of the problem : Insert description here

Error message and/or output from below commands:
Please use code blocks for pasting outputs and codes!

type or paste code here

This is achieved by using the following formatting:

```
type or paste code here
```

First steps for Troubleshooting

Error on execution of “Check_MK” service on host

  1. On the command line do the following:
cmk --debug -vvn hostname

Error on execution of “Check_MK discovery” service

  1. On the command line do the following:
cmk --debug -vvI hostname

or

cmk --debug -vvII hostname
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