Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes.

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4answers
4k views

NRPE and the $USER1$ variable

I have NRPE daemons running on all of my remote Linux boxes. I have a couple configurations in place and I'm trying to standardize the paths in my nrpe.cfg. The changes are deployed via Puppet. I ...
2
votes
1answer
187 views

running command with sudo gives different result

I'm connected with root via ssh on a debian squeeze server. If I execute the command: /usr/lib/nagios/plugins/check_procs -w 1:1 -c 1:1 -a '/usr/local/freeswitch/bin/freeswitch' I get the result: ...
2
votes
1answer
1k views

Different notification interval when service is critical

I've got a service in Nagios that checks how much disk space is used on a server. When over 80% is used, the service is in a warning state. When it's over 97% it's considered critical. When the ...
2
votes
4answers
3k views

How to send an “Everything is OK” notification from Nagios?

I need to configure Nagios to send a notification that says everything goes well, if there's no problems. Does this sort of setting exist or is there a plugin for that?
2
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1answer
1k views

connect to xvfb remote to fix firefox headless crash?

I have firefox running in xvfb (for nagios monitoring with selenium) but firefox crashes on me since today in ps: /usr/lib/firefox-3.6.17/crashreporter /tmp/customProfileDira27173dd39e4467.... how ...
2
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4answers
1k views

Dell H700 Nagios warning problem

I've use nagios plugin check_dell_omreport.pl. Everything worked fine until recently. Now there is a problem, and I would like to consult. Perhaps someone could help. The problem is that Dell was ...
2
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1answer
3k views

Use Nagios to monitor Files in Folders

I am starting to use nagios to monitor some of our systems, and i was wondering if anyone had ever come across a way to make it monitor directories for files. I want to look in a directory and say ...
2
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1answer
584 views

Can a SUN ALOM system (non-CMT) send SNMP traps?

I configured Nagios to receive passive service checks via SNMP traps from SUN remote management boards (ILOM/ALOM in their slang). This works great for ILOM-based SUN servers, but i couldn't find out ...
2
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2answers
4k views

Nagios Terminal Services check?

Most of our servers are licensed for 2 concurrent remote desktop sessions. This is fine, so long as everyone does their administrative task and logs off, but some people accidentally close sessions ...
2
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1answer
243 views

Is there a Nagios plugin that enables you to specify the referrer URL when checking a URL?

I want to monitor site A that only accepts requests for a certain URL if the requests originate from site B. I know Wget has an option of downloading content protected by referrer like so wget ...
2
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3answers
3k views

How to monitor Cisco IPsec VPN with Nagios?

How to monitor Cisco IPsec VPN with Nagios? I want to check if a user can connect to VPN.
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2answers
9k views

Monitoring router bandwidth usage via Nagios and SNMP

I'm using GroundWork (a monitoring framework built upon Nagios) to monitor some network devices via SNMP, but I'm stuck on a problem with bandwidth usage. Most routers, including the Cisco 2800 used ...
2
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3answers
4k views

How do I monitor CPU and Memory usage with Nagios?

Is there a plugin that does that? If yes, how do I set it up? I have Nagios on a single server setup (nagios monitoring the box where it's hosted), so I don't need any fancy way of getting that info ...
2
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3answers
5k views

Monitor number of users logged into Windows XP with Nagios

I have a POS system that won't work unless the is logged in to the console session. I was thinking since I already have NSClient++ maybe I could monitor a counter via Nagios. Is there a counter ...
2
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3answers
3k views

Escaping characters in Nagios for NC_Net

I'm trying to monitor an MSMQ queue counter using Nagios (3.0.1). The remote server is running NC_Net. The check_command config looks like this: check_command check_nt!COUNTER!-l "\\MSMQ ...
2
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2answers
1k views

Novell Cluster services monitoring with Nagios

I am trying to find plugins or configuration settings to monitor Novell clustered services and was wondering if anyone has done this before or has any info they can share The system I am trying to ...
2
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3answers
1k views

Issue warnings with text output of check_snmp in Nagios

I'm trying to configure Icinga to query the SMART status of the hard drives loaded into a storage array I'm configuring. The issue I've run into is the response from the array when querying the OID ...
2
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1answer
3k views

Passing arguments to a Powershell Script using Nagios NRPE

Short powershell script for testing: $test = $args[0] echo "this works" echo "I transferred $test" exit 0 nsclient.ini settings: # If you want to fill this file with all avalible options run the ...
2
votes
3answers
326 views

Notify when a message did not occur

In Nagios it is easy to check that a log message happened in the last 48 hours and sound alarm. But how can I configure Nagios that it should sound alarm when a message did not occur in the last 48 ...
2
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2answers
2k views

Nagios check_http - checking tomcat application status with regex & linespan

I wan't to check with our Nagios if a webapplication is running on Tomca7. I decided to use the check_http plugin with regex. I'm parsing the status-page of tomcat and check if column "Running" is ...
2
votes
1answer
2k views

Nagios Creating lots of zombie process

In my monitoring box, I have lots of zombie process created by nagios and they gets remove quickly also. I am using active checks to perform monitoring of my servers. I accumulated the defunct ...
2
votes
2answers
6k views

pnp4nagios is not creating graph for new services / hosts

I have working nagios infrastructure with pnp4nagios. Last days I added new host nosql and alerts of mongodb which is installed there. Host configuration: define host{ host_name ...
2
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1answer
301 views

Can ZenOSS integrate Ganglia smoothly?

I like Ganglia for its Gmetric function, and I like its multi-layer capability. But Ganglia does not have healthiness check, alerting and etc. for the server monitor functionality. So it would be ...
2
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4answers
185 views

Nagios installation and security issues

I am new to monitoring tools. Recently our server with phpMyAdmin was attacked with botnet. So I want to do some monitoring on my server for any their health and also security. What I am worried is ...
2
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2answers
98 views

Custom checks across servers and custom applications

I'm half expecting the answer to this is Nagios, but I just wanted to check against certain specific requirements we have with our infrastructure and custom applications. We need to monitor for ...
2
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2answers
2k views

Nagios plugins/commands output to syslog

Do you know if is there any easy way to send output of every check run by nagios to syslog?
2
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1answer
3k views

sudo nrpe sorry you must have a tty to run sudo

After reading this [root@wcmisdlin02 alexus]# tail -2 /etc/sudoers ## Read drop-in files from /etc/sudoers.d (the # here does not mean a comment) #includedir /etc/sudoers.d [root@wcmisdlin02 alexus]# ...
2
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1answer
2k views

Monitoring SQL Server 2008

I understand SQL Server doesn't release the memory unless the OS needs it. Then, monitoring Available Bytes (free memory) is not the best way to monitor the service. What other variables can give me a ...
2
votes
3answers
758 views

How to setup a nagios event handler to run only in non working hours?

I have a event handler configured and running in nagios which is triggered every time a given service is in a CRITICAL state. The problem is that we decided that in regular working hours there's no ...
2
votes
1answer
391 views

puppet: nagios hosts file keeps having duplicates added

We have a puppet set up using the nagios types. Mostly it works fine, but sometimes I find that the generated puppet-hosts.cfg file keeps growing - the hosts are just added and re-added ad nauseam. ...
2
votes
3answers
792 views

monitoring switches with Nagios

I'm trying to moitoring switch with nagios. I had made everithing like in this tutorial: http://nagios.sourceforge.net/docs/3_0/quickstart-fedora.html, but i'm getting Status Information in nagios ...
2
votes
1answer
907 views

Is Nagios capable of covering the functionality of Logwatch?

I have decided to adopt Nagios for our infrastructure. We were going to use Logwatch, but after seeing some of the things in Nagios like log rotation I am wondering if Nagios is capable of sending ...
2
votes
1answer
5k views

check_snmp warning & critical thresholds with negative values

I'm querying some signal level values measured in dBm, and the SNMP host on the remove device reports the values as negative values, ie, -90 dBm. However, check-snmp seems to be incapable of dealing ...
2
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1answer
1k views

Nagios test of smtp configuration

Is there a way of configuring a nagios check that a smtp service is correctly configured and emails are going out. I have a check that the service is running, but recently we noticed that the ...
2
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1answer
3k views

How to monitor SQL Server backups with Nagios?

How can I set up Nagios to monitor the health of SQL Server (SQL Agent) backups?
2
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1answer
2k views

Nagios monitoring with SMS alerts via Clickatell

I'm trying to configure Nagios 3 to monitor a server via HTTP by searching for a certain string by using the check_http command as follows. define command { command_name check_http-mysite ...
2
votes
1answer
1k views

Is it possible to use DNX for Nagios with only certain checks

We have nagios running but can't reach a different network directly. I would like to use Distributed Nagios eXecutor on a dmz server to execute checks in stead of building a new Nagios server and ...
2
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2answers
4k views

How do I monitor Microsoft SQL cluster availability in Nagios?

We run a system designed to integrate with Microsoft SQL Server, in a clustered setup. Currently we have both database nodes monitored under Nagios, and everything's fine except the database host ...
2
votes
2answers
79 views

How to check the content of an URI containing a Hash using Nagios' check_http?

Attempt check_http -H www.example.com -f follow -p 8080 -u /hello/#/world -s "content" Result HTTP WARNING: HTTP/1.1 404 Not Found - X bytes in 0.00X second response time |time=0.00XYZ Analysis ...
2
votes
1answer
134 views

Redundant monitoring with Nagios

I am working with Nagios 4.0.7 on two servers to monitor my network. Recently I developed the third one in order to have more redundancy so I start reading information about failover redundancy mostly ...
2
votes
1answer
84 views

Negative Request Per Second observed?

I'm currently looking at my Nagios metrics, and especially on my WebServers and I suddently noticed that sometimes, I've a negative amount of Request per second and other metrics, how it is possible?? ...
2
votes
1answer
853 views

How to send NAGIOS alerts to OSSIM server

I've installed an OSSIM server and I wanto to retrieve the alerts generated by a remote Nagios server in order to analyze them and perform correlation of security events. Before putting hands on it, ...
2
votes
1answer
282 views

Nagios: How to use crit= and warn= in CheckEventlog

I am using CheckEventLog of NSClient++0.4.1 to do a real-time monitoring. And according to official documentation, there were warn and crit options. warn Expression which raises a warning status. ...
2
votes
1answer
296 views

Nagios, Cisco switches, lost packets

I use Nagios to monitor about 30 Cisco 2960 switches (check_snmp_load, check_snmp_int). I only check load and one or two backbone interfaces of every switch. I get a lot of false positives caused by ...
2
votes
1answer
104 views

Chef / performance data

I am looking into making performance data like page response time integrated with Chef. Does anyone has a clue what would be the starting point? I have already deployed Chef, I have enabled ...
2
votes
1answer
553 views

Checking .BATs exit code with NAGIOS?

I currently have the following script on a Windows Server: @echo off set path=%PATH%;C:\UnxUtils\usr\local\wbin cd /D Z:\videos forfiles /M *_1.mkv /D +%date% > C:\mkv.txt >NUL 2>&1 ...
2
votes
1answer
259 views

Lighttpd send Nagios command-line output instead of web interface

I recently installed Nagios on an EC2 instance running AmazonLinux (which is basically SuSe, to my understanding). I'm using lighttpd and mod_cgi to serve the web interface. When I navigate to a ...
2
votes
2answers
64 views

Nagios service active only when other service is failing

Is is possible to define service to be active only the times while other service is failing? Consider following example: 2 hosts available: HostA (primary) and HostB (backup). Nagios service, ...
2
votes
1answer
1k views

Nagios XI Virtual Server on Hyper-V - Networking

I'm trying to get the Nagios XI virtual machine working on Hyper-V (yes, I know it's not a supported config). I'm trying to get it on the network to download some packages so that I can then install ...
2
votes
1answer
833 views

Nagios check_openmanage

I've installed openmanage on my dell poweredge 2950 and wanted to integrate check_openmanage through nrpe in my nagios3 monitoring server. I can execute the check_nrpe!check_openmanage command ...