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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.

54 questions
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Does anyone use check_mk for Nagios? Anything I should be aware of before considering it?

http://mathias-kettner.de/check_mk.html I've been testing it out on a couple of development machines and it seems pretty nifty. I cannot however find much information on deployments of it. Does anyone run this actively? Did anyone rule this out as…
WinkyWolly
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nagios contact groups to check_mk

I have Nagios installed with traditional configuration files. I have created some contact groups and assigned them to hosts. For web UI I'm using check_mk. And here's the question: Check_mk supports showing hosts/services based on contact group…
Skiaddict
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What is a check_mk sticky comment when acknowledging a host/service?

I wanted to attach a comment to a system that is being monitored with Nagios. I prefer using check_mk as GUI. Now I stumbled across this: I can set a comment as sticky and/or persistent. So I asked our Nagios-admin what the difference between sticky…
Nils
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Automatically monitor new cloud servers using Open Monitoring Distro (OMD)?

I've been spending some time getting my head around using Nagios, Check_mk and some other very useful tools installed as part of the OMD package. WATO is especially useful for administrating all of our static Windows and Linux based servers through…
Steve
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check_mk logwatch monitoring log with date in filename on windows

In windows, is there a way to setup dynamic dates on logs filenames monitoring using check_mk_agent's [logfiles] section?? In linux I know we can use $(date +%Y%m%d), but don't know if it works on windows. I've got a logfile by day, all of them in…
Carol
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Check_mk time periods

I have a Check_MK Raw 1.4.0p21 setup on a Ubuntu box 16.04.3 LTS. I`m having difficultie getting Check_MK to respect WATO Time periode. As you can see in the code block, i have a window between 04:56 and 06:59 where servers are rebooted and…
boomdrak
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Can nagios check_mk be used to send the contents of a text file to a group of users and if so, how?

I have a server that copies files between two ftp sites, a middleman server because the sites have been locked down to only accent connection to this server. Ocassionally the process stops sending files but then executable itself does not crash, it…
NotADoctor
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Check_MK: How do I create Notifications based on groups of services instead of just one service?

I'd like to be able to create a notification that alerts based on the availability of a group of services, instead of just one threshold. For example, say I have 10 AWS servers that all do the same thing, and I expect some of them to be overloaded…
Emmel
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snmpbulkwalk hangs at certain OIDs

While setting up some hosts in Check_MK for SNMP-only monitoring I've found some hosts where snmpbulkwalk appears to 'hang' and then timeout while processing a certain OID. eg: OMD[prod]:~$ snmpbulkwalk -v 2c -c public compute01.domain.com…
Sammitch
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Not all events appear in Nagios history (archive)

In the Host & Service history of my check_mk interface I can see various events, but a lot of events are missing. On the default interface at View Alert History For This Service or in the logfiles /var/log/nagios/archives/*.log the same issue: I can…
Lars
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check_mk using ssh tunnels/ssh proxy

I'm trying to setup monitoring with check_mk and wanted to see if this is possible. My issue is as follows: Layout: Monitoring server: 1.1.1.1 Bastion server: 2.2.2.2 Host A: localhost:1234 Host B: localhost:5678 All…
Munoz
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Check_mk on auto-scaling non-public servers

In the company I work on, currently all monitoring is "mandated" to happen using check_mk. This forces some of our deployments in AWS to always have public IPs on all machines, and then someone has to go install the agent and open the…
testTester
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check_mk_agent hangs when running cluster check ONLY when triggered by network

My check_mk server connects to several RHEL nodes which have installed check_mk_agent (version 1.2.4p3). A group of these nodes belong to a pacemaker cluster. The check_mk agent is configured by default -- a xinet service is configured bound to the…
Jdamian
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How can I trigger an instant rerun of Check_MK data collection through Icinga?

I am using Check_MK to generate checks to make Icinga (a Nagios fork) monitor a bunch of machines. After starting up Icinga, after some time, Check_MK starts to collect data from the configured machines. The order and the amount of time in between…
aef
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How can I get custom logfile checks working with Windows check_mk_agent?

Simple example: I have a logfile in C:\users\user\test.log, containing a line of text: crit I have check_mk_agent.exe installed in Program Files (x86)\check_mk, with check_mk.ini installed in the same folder, containing this text: [logfiles] #…
mwfearnley
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