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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1answer
12 views

Unable to Add Plugin to Redis

I modified a simple ruby plugin and am trying to get it to run on my redis server (not using npre to monitor remote hosts yet). The command is in the redis plugins directory: ...
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1answer
13 views

Add existing hosts to hostgroups in Nagios

How can I add existing Hosts to HostGroups in Nagios XI, automatically? For example, I have an existing 100+ Windows servers that I want to add to a hostgroup called "Windows".
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0answers
9 views

Is there a build-in Icinga/Nagios configurator in Debian? [on hold]

I would like to know the easiest way to configure Icinga. Mainly: - Monitor a Cisco router using eg. SNMP - Monitor a Windows Server
1
vote
1answer
986 views

Nagios NRPE plugin check_ad - Fixed

i've reading about this problem much and trying to solve it on my own ways but still not luck. I've running debian 7 as nagios server. Problem is that i cant check state of my Active Directory Domain ...
3
votes
2answers
1k views

Nagios: Service dependency on same host for an entire hostgroup

I have a Nagios system with a large number of hosts categorised in different hostgroups. Each of these hosts has two services monitored on it, one of which is intended to be dependent on the other - ...
3
votes
1answer
49 views

How to import custom korn shell script into Nagios monitor

Our company is consolidating our monitoring solutions (WUG, Cacti, Zabbix) to Nagios. I have used Zabbix for years, and am trying to understand how to get Nagios to report on applications that I have ...
0
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1answer
21 views

Nagios check_service.sh error redis-server unrecognized service

I have an issue withe Nagios Monitoring. I have following configuration: in commands.cfg define command{ command_name check_service.sh command_line ...
1
vote
1answer
22 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?
2
votes
1answer
16 views

Change filename format for Nagios archived logs to use different date format?

I have just set up a Nagios server, and by default it keeps archives of the log messages in /var/log/nagios3/archives. However the files are named with US style date format, like ...
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votes
2answers
4k views

How I can check for exact amount of space (MB or GB) in Nagios using check_nt command instead of percentage used value?

How I can check for exact amount of space left (MB or GB) in Nagios using check_nt command instead of percentage value? Currently I'm using this command: check_command ...
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3answers
5k views

How to monitor memory usage of linux server using nagios

Just installed nagios on a central machine and nrpe on 10 remote linux machines and just started monitoring them. It works great. I can get cpu load, current users, processes, mysql, etc. I can't ...
0
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1answer
28 views

How to set port no in host.cfg file and use it in services.cfg file in nagios

I have hostgroups.cfg file in which i have different hosts with different port no. I want to pass port no for every host to services.cfg file where i have put check_http command. As my different ...
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4answers
3k views

Nagios NRPE: Command “my_command” not defined

I have installed Nagios® Core™ 3.5.1 and NRPE v2.14 on my client which running RHEL 6.3 I have this error message on my Nagios NRPE: Command 'check_mysql_connections' not defined On my nrpe.cfg I ...
3
votes
3answers
10k views

nagios nrpe unable to read output

I'm trying to use check_nrpe to check on a remote server, but it's not working and I can't figure out what am I missing... # /usr/lib/nagios/plugins/check_nrpe -H XXX -c check_load -a 6,5,4 8,7,6 ...
0
votes
1answer
25 views

How to define a host group on Nagios 4

I would like to define a host group on Nagios 4. In recon it should be defined somewhere in /usr/local/nagios/etc. I tried creating a file hostgroups.cfg that with contents: define hostgroup{ ...
3
votes
1answer
91 views

Daemon to manage maintenance scripts

I have a bunch of "night shift scripts" to maintain a server. The problem is, the "action window", when those scripts may run is always different. Sometimes there's nothing going on for minutes and ...
0
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1answer
4k views

nagios check_snmp ifoperstatus not OK

I'm reading Monitoring Routers and Switches page, in particular "Monitoring SNMP Status Information" section. quote: In the example above, the "-o ifOperStatus.1" refers to the OID for the ...
2
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2answers
38 views

How do I override grsec?

After a reboot recently, I have a pair of servers that are now unable to monitor their disk status. Nagios reports: HP RAID Array UNKNOWN Error: No controllers detected. -/-/- (LD : []) I get the ...
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0answers
28 views

Nagios - Only Want Alert if Service Failed for 15 minutes

I read through the documentation and thought my services would alert me 15 minutes after going critical, but I am getting the emails right away. /etc/nagios/nagios.cfg command_check_interval=1 ...
0
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1answer
1k views

FreeNAS/FreeBSD: How to access status of ZFS volume from jail?

I am trying to set up NRPE to enable remote Nagios monitoring of a new FreeNAS 0.91 system. I mostly have this working. I can connect and inquire about basic information like number of processes, ...
0
votes
1answer
12 views

Monitor file access with ACL enabled

I would like to check that user 'robert' has read access to a file but is not enabled neither write it nor execute it. Since acl are enabled, there is more than one way to do it. I would like to ...
0
votes
1answer
2k views

NSClient++ FAIL on Windows 2008 R2 — PDHCollector.cpp(215) Failed to query performance counters

I am attempting to monitor windows server 2008 r2 x64 Enterprise with Nagios. When I test/install the nsclientI get the following error: PDHCollector.cpp(215) Failed to query performance counters: ...
0
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1answer
25 views

How to search Nagios by service?

I'm trying to search for Current Load across all my hosts but Nagios Quick Search returns nothing. I've found this thread about it possibly just searching host names or aliases. Is there another ...
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2answers
4k views

pnp4nagios does not generate perfdata

I am running nagios2, pnp4nagios-0.6.16 and php 5.2.4-2ubuntu5.19. In my setup, pnp4nagios is correctly generating perfdata, which can be seen via the web interface in graphical form for lots of ...
0
votes
1answer
4k views

Nagios SMS notification with gammu smsd does not work

gammu-smsd configuration: #vi /etc/gammu-smsdrc # Configuration file for Gammu SMS Daemon # Gammu library configuration, see gammurc(5) [gammu] # Please configure this! port = /dev/rfcomm0 ...
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2answers
3k views

check_ssh executed from Nagios server returns “Server answer: ”, nothing else

Commmand works on the host I need to monitor (its IP is denoted as $HOSTADDRESS$ here): [root@host ~]# /usr/local/nagios/libexec/check_ssh localhost SSH OK - OpenSSH_4.3 (protocol 2.0) However, on ...
1
vote
1answer
952 views

Problems in monitoring file age with nagios (command substitution in filename)

In my current nagios installation I check for the existence of a remote backup through NRPE. In particular, my remote nrpe.cfg (on a Ubuntu 8.x) is: ...
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vote
3answers
878 views

monitoring switches with Nagios

I'm trying to monitoring switch with Nagios. I had made everything like in this tutorial, but I'm getting Status Information in Nagios browser window like this: (Return code of 127 is out of bounds - ...
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vote
3answers
472 views

Escalate a notification regardless of timeperiod

My oncall rotation defines time periods based a persons geo graphic location. But our escalations need to go out to the entire team regardless of when they occur. Currently the only way I've found ...
5
votes
1answer
202 views

Nagios: How to aggregate a large amount of notifications into one email notifcation?

I have a Nagios server which monitors many servers. There's a dashboard which has been coded in-house and it sends monitoring data using passive checks to the Nagios server. Whenever an issue occurs, ...
3
votes
2answers
381 views

Nagios load spike every 7 hours

I have a NagiosXi server monitoring 631 services on 63 hosts. Every seven hours the load on the server spikes up to 20ish and then gradually falls back to near-0. There are no cron jobs running every ...
5
votes
1answer
192 views

Nagios alert based on scheduled MySQL queries results

I have installed Nagios 4.0 on my Ubuntu 14.0 and i want a plugin to alert me based on daily scheduled MySql queries .. if the result of ( select count(*) from tableName > 10 ) raise a critical ...
1
vote
1answer
92 views

Pause Nagios reloading in web interface

Is there any option how could I turn off reloading of web page in Nagios web interface? Many times I checked many services and I needed the webpage to stay static and don't reload. One solution come ...
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0answers
11 views

Command piped - nagios information status not expected

First of all, thanks for reading. I am configuring a new service, basicly this checks the number of entries on de home directory, is very simple. define service{ use ...
6
votes
5answers
4k views

What is the difference between nagios xi and cacti for monitoring?

Nagios XI (This is a commercial implementation of Nagios) can graph as well as send alerts based on threshold conditions. I am not able to understand the difference between Nagios and Cacti. Any idea ...
8
votes
7answers
12k views

Defining the email address which Nagios sends emails from

Hi currently Nagios sends notifications from nagios@server.domain.com, How do I go about configuring this? Thanks
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0answers
34 views

Monitoring maximum number of locks in PostgreSQL with Nagios

I'm wondering if the limit for the number of locks in PostgreSQL is fixed, or if it depends on the number of open connections. The docs say the limit is max_locks_per_transaction * (max_connections + ...
1
vote
2answers
751 views

How to use nagios to monitor Zookeeper nodes

Sorry this may be a basic question, but I am new to both nagios, and zookeeper. My company has an application that uses zookeeper to track job status, by creating/destroying nodes. I need to be able ...
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vote
0answers
52 views

Trying to auto-register a Nagios NSCA client

I am setting up Nagios monitoring using NSCA to report in from monitored hosts and all monitoring is using passive checks. Currently the monitored hosts each have a configuration file in the nagios ...
-1
votes
1answer
109 views

Monitoring a cluster storage on Microsoft Windows Server 2012 R2 HyperV via SNMP

As a part of my task of monitoring our whole server environment it is planned to check the cluster storage (cluster shared volume, csv) of our HyperV cluster with Check_MK/Nagios3. Exactly needed is ...
4
votes
1answer
84 views

Configuring nagios notification settings to be very frequent

I've set up a Proxmox VE Cluster with three nodes. Each nodes has a number of VMs running on it. I'm using the PVE Monitor Plugin to set up the hosts and services, which works fine. My issue is that ...
0
votes
2answers
61 views

supermicro servers - ipmi / nagios disk monitoring

I have several machines from this manufacturer in my group. I'm looking for a method / process to monitor disk health. IPMI doesn't seem to offer anything beyond fan speed and CPU temperature. Has ...
2
votes
2answers
98 views

Nagios Basic Configuration (for quick addition of new machines)

I recently started to use Nagios to monitor about 25 servers (mainly virtual, with some standalone). Them majority of the servers (including the Nagios host itself) are running Ubuntu 14.04 LTS, with ...
2
votes
3answers
16k views

Free Nagios virtual machine [closed]

Where can a I get a quality, free VM of Nagios? http://www.nagios-on-cd.org/ seems to be dead, and the VMware appliance directory only lists JumpBox (good quality, but paid) and several other very ...
1
vote
0answers
172 views

NRPE (Winrpe) Powershell Command - Unable to read output in Nagios

I'm trying to run an Powershell script from NRPE.cfg and get the output in Nagios. When i run the script on the local (Windows) server, everything is just fine. But when i put it in the NRPE.cfg en ...
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0answers
116 views

Nagios check_http gives 'HTTP/1.0 503 Service Unavailable' for HAProxy'd site

I asked this on stackoverflow, but I think it's better suited for here. Can't figure this one out! OS: CentOS 6.6 (Up-To-Date) I get the following 503 error when using my nagios check_http check ...
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0answers
57 views

PNP4Nagios graphs page customization - graphs in columns

I am trying to customize page with with graphs of pnp4nagios, because I want to make a set of graphs which I will use on my wall TV/monitor. But there is a lot of space left on right side, so I want ...
2
votes
1answer
108 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 ...
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0answers
207 views

Nagios - Could not complete SSL handshake

I'm trying to configure Nagios command for checking status of physical memory on a remote Windows host using NRPE plugin. I'm using Nagios v3.0.6 on Ubuntu Server v14.10, and latest stable version of ...
1
vote
1answer
43 views

Nagios: dynamic check_load based on number of cpu/cores/threads, is there something like this?

I'd like to make order in our Nagios, in the check_load service. There is no hardware baseline in my company and each server has it's own different specs, which means that the check_load script ...