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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3answers
1k views

NRPE-like checks from windows-based machines

I am sorry for not being able to come up with a more descriptive question title. For getting remote metrics I use nrpe on linux-based machines and nsclient++ on windows-based machines. If I need to ...
2
votes
4answers
13k views

Snmp configuration giving me timeout, no response

This is definitely not a firewall issue as no firewalls are in between the src and tgt machines. I'm simply setting up snmp to be queried by a nagios server. My snmpd.conf looks like the following ...
2
votes
3answers
5k views

How to configure Nagios alerts for Exchange Mail Stores

Does anybody know how to configure Nagios to monitor MS Exchange mail stores? We have had mailstores unmount (because of diskspace, and other causes), and would like to monitor their state (mounted ...
2
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2answers
165 views

What is the difference between host_check_live command and Ping service

We are using Nagios based Op5 to monitors servers. Do we need to have Ping service too for servers as I guess host_check_live (command: $USER2$/check_host -H $HOSTADDRESS$) command already uses Ping ...
2
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1answer
136 views

Nagios check for wuauserv on Windows Server 2008+

From Windows Server 2008+, wuauserv is no longer a service that's ran all of the time and is instead ran as a scheduled task. I'm not sure of the exact behavior of how the scheduled task is created as ...
2
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4answers
2k views

Nagios - measuring Average CPU Load

I've been looking for some hours now for a plugin that will notify me if one of my server's CPU Load has been over 90% for the past 5 hours. No luck looking around the Nagios Exchange. Can anyone ...
2
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3answers
9k views

Nagios: NRPE: Unable to read output, Can't find the reason, can you?

I have a Nagios server and a monitored server. On the monitored server: [root@Monitored ~]# netstat -an |grep :5666 tcp 0 0 0.0.0.0:5666 0.0.0.0:* LISTEN ...
2
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1answer
100 views

nagios change check command based on time period

I have a service that I'd like to change the check command for during different time periods. I see that you can change the check_command live using external commands, but I would like to be able to ...
2
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2answers
221 views

Install Nagios plugins

Can somebody please show me how to install this nagios plugin that checks if your servers require winodws updates? ...
2
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1answer
2k views

How to dedicate hostgroup to user in Nagios core?

I want to create some user accounts, each user has its own hostgroup. When they login to their account, they can only view and manage the hosts in their group. How do I do this? Is there a tool to ...
2
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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
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1answer
194 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
votes
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
votes
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
votes
2answers
3k views

Guide about NagiosGrapher on Debian?

I have Nagios 3 on Debian Lenny up and running, but trying to install the NagiosGrapher plugin has proven to be frustrating to say the least - the plugin doesn't work by itself, there seems to be ...
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
votes
1answer
590 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
votes
1answer
6k 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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2answers
5k 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
votes
1answer
256 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
4k 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.
2
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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
votes
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
votes
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
votes
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
votes
1answer
44 views

Nagios alert “ESX3 Critical - Error: Cannot complete login due to an incorrect user name or password” after changing root password via vSphere

I currently just inherited Nagios administration after an employee was let go a couple of days ago. As part of our procedures for exiting employees, we changed passwords for all accounts the employee ...
2
votes
1answer
91 views

Monitoring HP Smartarray (cciss) with nagios

I'm trying to monitor an HP Smart Array controller using nagios. I have 4 disks on 2 RAID1 arrays, so 2 disks per RAID1. I installed nrpe-server and nrpe-plugins and I'm using the almighty check_raid ...
2
votes
1answer
91 views

HP MSA 2312 XML API “Unauthorized access requested”

I'm trying to write a custom Nagios Plugin to monitor a HP MSA2312fc via the HTTP XML API. I can successfully log into the system via /api/login/{login_hash} but always get the error "Unauthorized ...
2
votes
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
4k 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
331 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
votes
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
votes
1answer
310 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
votes
4answers
186 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
votes
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
votes
3answers
813 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
397 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
841 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
3answers
6k views

How to use nagios' check_ldap?

I'm having a spot of trouble with check_ldap. my command is: ./check_ldap -H myhost.com -b o=ABC,c=D -p 1234 I'm getting the error: "could not search/find object classes in o=ABC,c=D" Any ...
2
votes
1answer
944 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
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 ...