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
2k 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 ...
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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 ...
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2answers
4k 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 ...
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3answers
1k views

DELL OpenManage 7.3 on ESXi5.1

I installed Dell OpenManage 7.3 VIB on ESXi5.1 host. I assumed that VIB will load all DELL specific MIBs into OS. I enabled snmpd on that host as well, but when I am doing "snmpwalk" or "snmpget" I do ...
2
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3answers
292 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
1k 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 ...
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1answer
1k 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
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1answer
275 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 ...
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4answers
179 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 ...
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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 ...
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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?
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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]# ...
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1answer
1k 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 ...
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3answers
694 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
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1answer
366 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. ...
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2answers
567 views

Nagios Notification Escalation

I've got Nagios configured properly, and I'm looking to do some (minorly) strange things with notifications. What we want to do is have the first three notifications fire off 5 minutes apart, then if ...
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3answers
734 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 ...
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1answer
858 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
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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 ...
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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
2k 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?
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2answers
8k 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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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 ...
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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 ...
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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
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1answer
50 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
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1answer
72 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
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1answer
696 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
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1answer
248 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
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1answer
100 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
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1answer
492 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
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1answer
238 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 ...
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2answers
56 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, ...
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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
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1answer
748 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 ...
2
votes
1answer
929 views

Nagios Host Downtime Scheduling

Ok, so I've spent a bunch of time on this and I can not seem to get it working in my environment. I have a Nagios 3.3.1 server with NConf 1.3. All works well and I'm pretty happy. However, I have a ...
2
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1answer
132 views

Nagios ignores parents

I've set up a Nagios Server to poll my company's servers. The monitoring works nice but on the network map I got a flat layout with question marks. I've added the parent directive to some hosts but ...
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2answers
2k views

“Unable to open MRTG log file” error with nagios and mrtg

We have a strange issue with our setup of icinga / nagios and mrtg. Icinga is working great and has no problem, it can monitor basically everything without issues. We setup mrtg to gather bandwith ...
2
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1answer
741 views

Nginx Alias for Nagios not working

I am setting up a server as a Nagios monitoring server and I am running into an issue. If I go to the url nagios.myserver.com/nagios/ (or nagios.myserver.com/nagios/index.php) the server tries to ...
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2answers
346 views

Nagios “re-disabled-notifications” on reboot?

In my configuration, alerts are enabled. yet somehow; every time i reboot my nagios cluster, it re-disables-notifications on a handful of services. Oh Nagios Gods, what have I done to offend ...
2
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3answers
1k views

Monitoring an ISC DHCP Failover Status Using Nagios

I recently implemented ISC DHCP Failover and it's working beautifully, but I'd like to monitor the current status of the failover using Nagios. Ultimately, I would like my Nagios check to: report ...
2
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1answer
1k views

Nagios NTP, discarding peer

We're using nagios *check_ntp_time* for monitoring time on our servers. Unfortunately the service is flapping. And reporting a lot of false-positives. It happens everytime for random server in random ...
2
votes
1answer
615 views

Nagios Plugin for Dell Desktop RAID

Is anyone aware of a plugin for Nagios that will report on the status of the RAID controller on dell Workstations, primarily Dell Precision Workstations, T3400 & T3500? I'm currently using this ...
2
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1answer
330 views

nagios alerting based on values of previous measurement

I'm using nagios for monitoring and nagiosgraph for charting. I would like to issue an alert based on history (for example if the measurement value changed since last reading). I've read that it is ...
2
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2answers
992 views

nagios and SOAP support

Is there any plugin in Nagios that supports SOAP? I have a soap server and I would like to send requests from nagios. Is that possible?
2
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1answer
1k views

View Centreon graph data

Is there a way to view the data that Centreon uses to build graphs, from within the Centreon web interface? We have some gaps in some of our graphs, and I would like to see if it is a problem with ...
2
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3answers
5k 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
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1answer
415 views

Space out various service checks for a host with Nagios

Anyone know if there is way to time various service checks per host? So for example, if I have hostA and 5 different services checks for that host. Each of those checks happens every 5 minutes. Can ...
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0answers
70 views

Overriding Nagios hostgroup service with host service

I currently am experimenting with defining a set of services to all hosts in a hostgroup, this is working fine. My issue is that I then want to be able to override these service definitions which ...
2
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1answer
65 views

Why isn't snmptt translating this trap?

I have a device that is sending snmp v1 traps and snmptt cannot translate them. To grab a copy of the trap, I stopped the snmptt service, and copied the trap to /tmp. The OID I'm trying to trigger ...