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Questions tagged [check-mk]

Check_MK is an extension to the Nagios monitoring system that enables a Python interface and allows better scalability.

Check_MK is an extension to the Nagios monitoring system that allows creating rule-based configuration using Python and offloading work from the Nagios core to make it scale better, allowing more systems to be monitored from a single Nagios server.

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Check_MK, read-only OMD access for Digital Signage

I have the latest version (1.4.0p34) of Check_MK setup on Ubuntu server 18 with LDAP integration. I would like to have a page displayed on a Digital signage that I have that is a slide show of an array of web pages. Would someone here help me with…
Jesse
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Check manual page of check_sql always giving a warning status

I've installed OMD and activated the Check_mk interface and Nagios engine. It works like a charm except for one thing. I can't properly check my SQL. Here is what I've done so far: Created a new database with an owner. DB: omd User:…
Bert
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check_mk BI notifications

I'm trying to configure Check_MK 1.2.8p20 (multisite-enabled) to work with BI notifications. I've set up the service account, have my aggregations working, but, upon check, I receive: ERROR: Invalid json response (invalid syntax (, line 1)):…
Larry G. Wapnitsky
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missing dependencies for check_mk on ubuntu (omd-1.20) php5 and perl5

I'm following the install/setup instructions which are available on both the check_mk and DigitalOcean sites to setup monitoring based on a Ubuntu server. However I am getting errors that several dependencies are missing after installing via dpkg -i…
RunThor
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Check_MK NTP UNKNOWN - no information from NTP: timeout in ntpq -p or NTP daemon not running

Would really appreciate some help with this. I have a remote server that keeps giving me "UNKNOWN - no information from NTP: timeout in ntpq -p or NTP daemon not running" through our Check_MK monitoring. Other servers in comparison seem to be…
juliand
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OMD (thruk / naemon) and check_mk plugins

I have some problems coming around OMD and I don't seem to find an answer in the documentation... So, my question. Since I have the check_mk agent installed in the monitored machine, can I use the check_mk plugins instead of the "default" ones that…
Cobra Kai Dojo
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Check_mk and wildcards

I've successfully set up check_mk 1.28 via OMD, which I know supports wildcards and regex for assignment of hosts/services to groups. I've tested the wildcards in the search box successfully, but the groups are not being populated and are showing up…
Larry G. Wapnitsky
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check_mk send notifications based on service status in Nagios

I have some services status in "Warning", "Unknown" and "Critical". I would like to send notifications for "Warnings" and "Unknown" every hour and for "Critical" every 10 minutes. Right now my set up only sends notifications for "Critical" every 30…
raygo
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Monitoring AWS instance with Check_mk

I installed OMD V1.20 (CentOS 7.x) with the help of this tutorial. I was able to successfully add the server itself as host and it showed some 18 processes and is running fine. After that, I proceeded with installation of check_mk_agent in an AWS…
Prasanna Saraswathi Krishnan
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Cannot connect to remote site: Authentication to web service failed

I've installed Check_MK 1.2.8p9 (an open monitoring distribution of Nagios) on two servers and I'm attempting to connect the second host to the master. On the Distributed Monitoring WATO page I've added the second host as a slave. When I click the…
Fortius
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Dumping Splunk Events

We have a nagios instance set up so that using MK-Livestatus and splunk, we are able to push all of nagios's alerts through livestatus's socket thanks to a call from splunk. However, splunk is now receiving data which when someone uses the…
Jouster500
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check_mk Nagios Plugins

I am trying to move from Nagios to OMD, however, I have a Nagios plugin which I really need (phpfpm) but I am unable to add the plugin to check_mk. On the check_mk website says that you should use MRPE however, when I try to run the "cmk" command…
Sergiu
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How to get check_mk BI aggregation status when tab is collapsed in tree?

Check_mk provides the script check_bi_local.py to make a nagios check from the status of the BI tool. The issue is that this only returns the elements of the view that are expanded in the tree. Is there a way to get the status of elements that are…
bwest05dm
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Restart Service If TCP Check Fails or Timeout

We are using check_mk WATO to monitor our production infrastructure and all the services. Currently, we have HTTP checks for our application. We would like to have an event driven monitoring system where if an event is triggered, nagios/check_mk…
curiousguy
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Nagios change threshold values

I'm using nagios checkmk 1.2.2 to monitor some hosts. How can I adjust specific smart values per host so they won't create a critical alert? For example: CRIT - Reallocated sectors: 2CRIT I only want a critical alert if the reallocated sector counts…
Rudolf442
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