Icinga is a fork of the Nagios Project that is also backwards compatible with Nagios.

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Very high CPU usage with Apache 2 in icinga

I use Icinga2 for monitoring servers, and for one, I've got a strange behavior for apache 2 : CRITICAL /usr/sbin/apache2 CPU: 6696360269.0% MEM: 0% over 132 processes For the load of the server ...
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2answers
32 views

Icinga2 unidirectional remote clients

I'd like to monitor some hosts on which I can't allow an income connection. Is there a away to achieve that while using "Icinga 2 Client" or "by_ssh"? I can't find anything about that in the ...
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2answers
106 views

Error with using NRPE with Icinga2

I have working instance of Nagios, and I would like to run Icinga2 on other machine. Nagios is using NRPE so I would like to use it too. I have following configuration in files: object Service "NRPE ...
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1answer
37 views

Nagios plugin runs manually, returns error when run automatically

To monitor Mailman mailing lists, I've added the check_mailman_qfiles plugin to an Icinga host. With only the hostname as an argument, the plugin works fine when run manually: user@icinga:~$ ...
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2answers
407 views

Icinga2: Send E-Mail on Host/Service Down

I installed and configured Icinga2 with icingaweb2. I added a test-host with a test-service: Let's call it "example.com". This is the test-host: /etc/icinga2/conf.d/hosts/example-com: object Host ...
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1answer
101 views

Icingaweb2 - Setup returns to start page

I tried to configure Icingaweb2 on Debian 8; it works fine so far, but if I call the web installer (http://d.pr/186lu) and click "next", I'm getting redirected to the second page (http://d.pr/1f6kE). ...
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1answer
56 views

Unable to force checks in icinga

On the Icinga instance I look after some of the service checks aren't running on the schedule they should be. Moreover when I try to schedule a manual check I get the error message Logger ...
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0answers
24 views

Icinga DB Monitoring Null output

Hi I have deployed icinga monitoring solution using the blog which is here Now I want to monitor multiple DB servers which are windows DB servers. I have placed the service description for DB ...
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1answer
67 views

icinga2 mysql connection issue

I followed all the install wizards When setting up icinga2, I have the following error: SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (13) ...
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0answers
79 views

Nagios python plugin not working properly

I have installed Icinga for monitoring my azure infrastructure. I want to monitor my DB Servers using python script which is here Now it is making connection to DB server but mode options are not ...
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2answers
692 views

Icinga 2 vs Nagios 4 vs Shinken 2 : is there Performance Benchmarking comparison available?

I am not able to find out any link that displays the benchmarking report for the cores. We have to monitor 50,000 hosts and 30 services per host per minute host check : icmp per 5 minute service ...
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1answer
56 views

Best practice to handle service windows for passive checks in Nagios/Icinga

With active checks, regular service windows can easily be handled using time periods and check intervals. How do you handle this for passive checks?
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1answer
370 views

How to divide hosts by groups in Icinga2 properly?

I just migrate from Nagios to Icinga2 and have a question. For example I have bunch of hosts related to group by their functional for example "web". But I want to check temperature for that group with ...
5
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1answer
270 views

Icinga - Very high check latency in distributed environment

I have a distributed Icinga setup set up as follows: CENTRAL Receives passive check results only DISTRIBUTED A 227 hosts 835 services DISTRIBUTED B 67 hosts 243 ...
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2answers
330 views

How to import or export nagios host Data from command line

This might be a basic question for some of you but being a beginner i wanted to know how to export or import data of the current status(CPU, Memory, Diskspace etc) of the host from command line into a ...
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1answer
366 views

Turning off specific Icinga 2 notifications over HTTP

In Nagios Core, it is possible to turn off notifications for a specific service or host through the web interface. This is a simple web request, which we can also construct in a command line ...
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0answers
32 views

VPN connected machines don't keep ports open

I have a Windows 2012r2 machine set up as a VPN server with 5 clients connecting (4 via PPTP and 1 via L2TP). I am using icinga2 to monitor these remote machines and am able to successfully do so ...
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29 views

Icinga two servers LAN/DMZ

I installed Icinga Core 1.11 in LAN and Icinga-Web in DMZ, but now Icinga Classic Interface does not work because it is looking at the local Icinga Core instance. There is a way to use it with a ...
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1answer
43 views

AND / OR service dependencies in Icinga / Nagios

I've been setting up an Icinga instance using service dependencies as so: define servicedependency{ dependent_host_name ahost dependent_service_description ...
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0answers
33 views

Script to verify/monitior HTTP caching headers [closed]

We'd like to verify that all our websites use the correct HTTP caching headers. Is there a script out there to make a request to a website, check its response headers and report whether it will be ...
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1answer
45 views

Include check_command with nagios/icinga alerts

Is there a way to include the check_command that is being used when being alerted via Nagios or Icinga. Example: define command { command_name check-x-dc6.x-icmp command_line ...
2
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0answers
362 views

nginx subdirectory to subdomain icingaweb2

I currently have icinga2 set up with the new icingaweb2 ui. it defaults to the subfolder /icingaweb as follows: location ~ ^/icingaweb/index\.php(.*)$ { # fastcgi_pass 127.0.0.1:9000; ...
2
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1answer
2k views

How to set up Icinga2 remote client without using CLI wizard?

I want to set up Icinga2 remote clients via Puppet, but the whole page of official documentation talks about using their awesome CLI wizard, which requires to be run manually. Any workaround? Maybe I ...
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1answer
499 views

Howto monitor web server nodes through HA proxy using Icinga/Nagios in CentOS 6

In this guide I'm not focusing at all on setting up HA proxy or why you'd want to do that. If you have it and want to properly monitor it using Icinga, here's an idea of how you could go about this. ...
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1answer
115 views

After Foreman install, my Icinga interface is not working

I installed Foreman now my nagios (Icinga actually) is not working. The URL is /icinga/ but it just says: The page you were looking for doesn't exist. You may have mistyped the address or the page ...
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2answers
358 views

Call NSCA from windows batch script (using NSClient++)

I have NSClient++ installed on some distributed windows servers that I am using Icinga to monitor. I also have a UPS attached to each server that can execute a custom command before scheduling a ...
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1answer
227 views

Icinga Distributed - Status Map / Reachability Issue

I'm setting up a distributed Icinga setup in the following manner. We have 6 sites so i'm monitoring 3 on each of 2 nodes plus a central server. Sites a,b,c are actively monitored by node 1 Sites ...
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1answer
231 views

Use Nagios hostgroups in check_cluster --service check?

Is there a way to use hostgroups within a check_cluster --service check? I've only seen examples that list out each host in the cluster individually like this: define service{ ... ...
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1answer
608 views

check_http!--ssl actually checks http

When monitoring the SSL service on a host that runs HTTPS but not HTTP, Icinga warns about a 403 Forbidden return code. But that warning is for HTTP, not HTTPS. Manually running the check_http ...
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1answer
75 views

icinga nrpe executes locally instead of server

I am very new to icinga. In fact I finished setting it up today. I am trying to monitor a bunch of stuff on my nrpe machines. I set up my services in /etc/icinga/objects/my.server.com.cfg and ...
2
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1answer
119 views

icinga-web not updating icinga status properly

I have a problem similar to this one... if you look at the photo there, you'll see that the icinga server is marked as down. I checked everything according to the answer given there, but it has ...
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2answers
134 views

Orthogonally defining services and contacts for a host/hostgroup?

I'm trying to turn our Icinga spaghetti into something more manageable and less repetitive. So far features like templates, object inheritance, multiple inheritance, hostgroups, servicegroups, etc ...
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1answer
124 views

Icinga displays binary output to browser

Can't tell if this is Icinga or nginx, but when I pull up Icinga classic web I get the binary cgi displayed on the screen. Here's a screenshot: It seems to be the binary data from "tag.cgi". ...
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1answer
693 views

Icinga-web does not update when icinga2 configuration is updated

I recently setup a new Icinga2+ Icinga-web server. Adding services in Icinga2 does cause them to show up in icinga-web, but upon renaming, or deleting any services in icinga2, icinga-web does not ...
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1answer
136 views

Setting downtimes in Nagios/Icinga via SCCM

At our company we have quite a lot of Windows 2012/2008 servers which are updated automatically (and sometimes rebooted) via SCCM. All our servers are monitored via Icinga/Nagios. If the servers are ...
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0answers
43 views

Icinga Performance issue when using many service groups

We have an Icinga installation with more than 3k active service checks. Performance is acceptable. We're already using the use_large_installation_tweaks option. We have now started to build a ...
0
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1answer
2k views

install icinga2 and icinga-web in different servers

I followed this tutorial to install icinga2 on Sientific Linux and it works fine. What I need to do now is to install icinga2 in a server, the database in other server and icinga-web in an other one. ...
4
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2answers
333 views

Adding all hosts in subnet to icinga monitoring without specifying hostname/IP

I have a provisioning system setting up new hosts to be in the domain test.domain.local, i.e. client44.test.domain.local, and I have an Icinga server which I would like to automatically monitor all ...
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1answer
253 views

Time period in Nagios - First weekday after EOM?

I'm trying to set up a custom time period for some of my Nagios notifications. I need to execute checks for the first weekday after EOM. This would meet the following criteria: day of month >1, ...
2
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2answers
277 views

Delaying a Nagios/Icinga check

When monitoring the healthy of a server, some faults or warnings are immediately urgent but others only matter if they persist. I'm thinking of things like: Some software needs to be updated Time ...
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1answer
402 views

Get IPs of printers on Windows print server via SNMP\Script

I am setting up an icinga server for monitoring printer status via SNMP (toner levels, errors, that kind of thing). All of the printers are accessible via a shared windows print server (Printer is ...
0
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1answer
107 views

Alarm management in Icinga?

Can Icinga be used as an alarm management tool? The docs are very clear about two types of monitoring: Host/Service Health (system is up, down, flapping, etc) Host/Service Performance Data ...
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1answer
1k views

Smart Notifications (Whom to contact for what) in Icinga

I have Icinga 1.10 installed and I am using NagiosQL to configure it. I am stuck a bit on tweaking alerts and notifications. Icinga has implied inheritance. Assume we have a production web server ...
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0answers
499 views

Icinga notification behaviour

The notifications I'm getting and not getting from Icinga don't seem to be making sense and I'm hoping someone here can help me out. It's Icinga 1.10.1 running on Ubuntu 12.04.3 LTS When the host ...
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1answer
147 views

How to exempt weekends from freshness checks in Nagios

Thank you, serverfault, for giving me the answer to how-does-an-administrator-generalize-alerting-when-an-event-doesnt-happen. Now, I only want to check the freshness of these passive services Monday ...
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2answers
911 views

Monitor total service uptime using Icinga

I am using Icinga (Nagios fork) for monitoring ~10 webservers, each one providing different services. I would now like to provide an aggregated view on the server states on our companies intranet, ...
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3answers
602 views

nrpe check_load results in unknown error?

I'm using the nagios check_load plugin. I have the following line in my /etc/nagios/nrpe.cfg command[check_load]=/usr/lib/nagios/plugins/check_load -w $ARG1$ -c $ARG2$ And on my icinga server in ...
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1answer
778 views

How to make a persistent acknowledgment in Icinga/Nagios?

I am using Icinga (Nagios fork) to also monitor uptime of external hosts and services. Currently when looking at the "Critical" count I find it difficult to decide if an internal service is affected ...
0
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1answer
2k views

NSClient++, what is the best way to monitor SQL Server Agent jobs?

What is the best way to monitor SQL Server Agent jobs using NSClient++ (and Icinga)? We have about 100 jobs on the server. It would be nice if monitoring would be able to handle recovery state per ...
1
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1answer
682 views

Icinga Monitor Website for String

I am trying to use Icinga to monitor a website for a particular string. When I run the plugin from the command line, it seems to work fine, but in Icinga-Web, it always shows up as successful no ...