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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-2
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1answer
14 views

How to monitoring the device in difference subnet

I have a request to implement the monitoring system. Server A(Nagios server) connected to network device B (switch, router,...) device B connected to network device C A can not ping to C and C also ...
0
votes
0answers
2 views

Define service for all hosts that belong to all the given hostgroups

I can not figure out how to create a service for all hosts that are in 2 given hostgroups. Example hostgroups: oracle: hostA, hostB prod: hostB, hostC Now I need a service for all hosts that are ...
1
vote
1answer
1k 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: ...
0
votes
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 ...
3
votes
2answers
2k 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 - ...
1
vote
2answers
3k views

nrpe: Host is not allowed to talk to us

I installed nrpe on new servers. Nagios is already running and checking other server (I haven't installed). I've got several error lines in my syslog file : Oct 31 15:17:01 myservername nrpe[41848]: ...
0
votes
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 ...
2
votes
3answers
5k 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 ...
0
votes
0answers
3 views

SNMP - Mib for variable OIDs

Helly everyone, I have a Problem with my Mib for recieving SNMP-Traps. Let's say my relevant OID part is: ...42788.4.6.1. Where 6 is my Client, reaching from 1-32 and 1 is my State (On/Off). For now ...
0
votes
1answer
965 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 ...
0
votes
0answers
12 views

How to forward incoming SNMP trap from Nagios To Other Application

I have a setup in which all devices are sending snmp traps to Nagios. I have a application behind Nagios which will processes snmp traps. Now what I want is every snmp trap coming to Nagios should be ...
1
vote
1answer
1k 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 ...
0
votes
0answers
15 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:~$ ...
1
vote
2answers
15 views

check_nrpe ssl couldnt complete handshake, in both master and client server it works fine individually

I am getting this check_nrpe ssl couldnt complete handshake error in master server when I try executing the below command. /usr/local/nagios/libexec/check_nrpe -H 10.192.122.234 10.192.122.234 ...
1
vote
1answer
16 views

Remotely monitoring ISC DHCP Server with Nagios

I have a WAN and I'm trying to use Nagios to check that a DHCP server in a subnet not directly visible to the Nagios box is up and handing out IP addresses, and I've been unable to make this work. I ...
0
votes
2answers
7k views

Cannot get check_uptime plugin for Nagios to work. Unknown status?

Hoping you guys might be able to spot what i'm missing here. I'm not able to get a simple check_uptime plugin to work in Nagios. When I invoke help for the plugin using: ...
-3
votes
1answer
25 views

which port is used on nagios check_nrpe, is the ssh connection is must between nagios master and client server

I have configured the nagios master server and nagios client servers, still after lot of debugging i couldn't achieve the communication btwn these two :( i am getting this generic error CHECK_NRPE: ...
4
votes
2answers
938 views

nagios contact groups to check_mk

I have Nagios installed with traditional configuration files. I have created some contact groups and assigned them to hosts. For web UI I'm using check_mk. And here's the question: Check_mk supports ...
0
votes
1answer
40 views

Monitoring Processes in Detail - not summarized [closed]

I want to monitor the running processes of a linux machine over time. My do-it-yourself solution would be: Dump ps aux --forest every minute to a file. Background: If I get a message "something ...
0
votes
1answer
17 views

Nagios 4.0.x - Mail notification only sending to the first contact of contactgroup

I have a working Nagios solution since about 4 years. I noticed some time after updating Nagios 3.5.x to a 4.0.8 version, one person havn't received any error notifications. Nothing changed on our ...
4
votes
1answer
186 views

What is a solid process for designing a monitoring system?

The short version: I've got a heterogeneous environment of ~400 hosts using Groundwork/Nagios for monitoring. The current checks, hostgroups, and servicegroups have been put together in an organic, ...
2
votes
5answers
4k 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 ...
2
votes
1answer
53 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 ...
1
vote
0answers
17 views

UNKNOWN: No handler for that command

I have the check_task.vbs placed in C:\nsclient++\scripts on a Windows Server 2008 R2. I defined in the NSC.ini a NRPE Handler like this: [NRPE Handlers] check_task=cscript.exe //NoLogo ...
1
vote
1answer
21 views

Configure Nagios to read from SharePoint Online list

I have a SharePoint Online list with domains and the dates on which they expire. I would like to be able to configure Nagios (Centreon 2.1.6) to read the expiry date of a domain from the list and ...
0
votes
0answers
22 views

nagios check fails on nagios host but works locally

I wrote a small bash script to use with nagios to check if nrpe is running. The check works locally when run as root, but fails from the monitoring host. From the host I'm trying to monitor, I ...
0
votes
1answer
17 views

check_mysql_slavestatus RPE: Unable to read output

i am using Nrpe plugin on Ubuntu from nagios exchange check_mysql_slavestatus. Manually its working from : root@Bastion-01:/usr/local/nagios/libexec# ./check_mysql_slavestatus -H Slave-ip -P 3306 ...
0
votes
1answer
77 views

nagios core v4, please help me add more service checks for a single host

I am having difficulties understanding the documentation and would appreciate clarification. I have NRPE and nagios plugins installed from source on both the nagios server and its clients. Can ...
0
votes
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, ...
1
vote
1answer
265 views

Network devices bandwidth monitoring and graphing with open source components? [closed]

We can use ganglia to monitor metrics on servers, but it does not seem to be an option for network gear monitoring. To monitor bandwidth of a switch, we need to either poll the port through SNMP ...
14
votes
9answers
36k views

NRPE unable to read output, but why?

I have this problem with NRPE, all the stuff I've found so far on the net seems to point me at things I've already tried. # /usr/local/nagios/plugins/check_nrpe -H nrpeclient gives NRPE v2.12 as ...
1
vote
3answers
4k views

How can I resolve “(Service check did not exit properly)” and “(null)” results with my services?

I'm using some Perl-based scripts for service checks in Nagios and I get (Service check did not exit properly) and (null) as the result in Nagios, but the script works great on the command line. I've ...
0
votes
0answers
17 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 ...
0
votes
0answers
32 views

chef nagios monitor node outside VPC in AWS

I used the chef community cookbook to setup nagios inside a VPC in AWS. All my nodes in my chef setup are found correctly and added to nagios automatically, and the nodes that are inside the VPC with ...
1
vote
3answers
6k views

Nagios - Is it possible to create “view only” users and let them view only specific services/servers?

We have Nagios Core 3.2.1 installed and my current task is to allow non-admin users access to the Nagios UI. Is that even possible? or would i need to install some add-on?
4
votes
4answers
6k views

How can I configure icinga/nagios to alert via sms?

I know the sms gateway for my cell phone provider so I can just send an email to it. I am looking for examples of entries in contacts.cfg and commands.cfg that are mobile specific.
7
votes
8answers
14k views

How do I configure Nagios mobile / SMS alerts?

How do I send alerts from Nagios monitoring tool to mobile? Any resources or links or tutorials are fine.
0
votes
2answers
320 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 ...
1
vote
1answer
75 views

Nagios Core to monitor Cisco VPN Tunnel

I am able to see if a VPN tunnel is up using check_snmp. The OID for one of my tunnels is .1.3.6.1.4.1.9.9.171.1.2.3.1.35.3002962. When the tunnel is up, no problems. The problem, is when the ...
0
votes
1answer
46 views

Windows Network Interface Monitoring - Nagios/Powershell

Function netstat { Get-WmiObject Win32_PerfFormattedData_Tcpip_NetworkInterface | where{$_.Name -eq "vmxnet3 Ethernet Adapter"} | % { 'OK | Rx-B/s= {0:0}; Tx-B/s={1:0}' -f ($_.BytesReceivedPersec), ...
0
votes
1answer
37 views

How to get check_mk BI aggregation status when tab is collapsed in tree?

Check_mk provides the script check_bi_local.py to make a nagios check from the status of the BI tool. The issue is that this only returns the elements of the view that are expanded in the tree. Is ...
3
votes
1answer
14k views

How do I add a host in icinga-web?

how do I add a host in icinga-web? Do I need to modify access.xml and rebuild the cache? Or can I have a configuration similar to icinga/nagios?
3
votes
1answer
2k views

PHP Error / Mk-livestatus in Nagvis

I have Nagios and Nagvis installed via Debian packages, but when I run Nagvis and try to get into the "General Configuration" menu I get this error Error: (0) Array to string conversion ...
0
votes
1answer
1k views

Adding custom service to nagiosgraph

I have successfully added nagiosgraph to our nagios installation. I also added a memory checker plugin, from here : http://blog.vergiss-blackjack.de/2010/04/nagios-plugin-to-check-memory-consumption/. ...
0
votes
1answer
244 views

Nagios service running, web site error: Could not read host and service status information

Nagios was upgraded from 3.5.1 to 4.0.8 I wanted to ask this in the nagios support forum, but an hour later, I do not receive a confirmation email for setting up my account... nagios seems to run OK ...
1
vote
1answer
219 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 ...
0
votes
1answer
33 views

File age check with event handlers in nagios

Problem I'm trying to solve: - Monitor a log file's age and if it is older than a certain threshold restart a bunch of associated services. Solution so far: - This is fairly straightforward and we ...
0
votes
0answers
14 views

SCOM 2012 - service flapping and notifications

I am trying to untangle SCOM 2012 install created by someone else and I noticed that alerts for the same monitor are being sent multiple times per hour littering my mailbox. From my previous ...
4
votes
2answers
1k 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 ...
0
votes
3answers
32 views

Use Nagios to monitor 2 locations

As I am new to Nagios, I would like to ask if anyone knows how to monitor 2 physical locations using Nagios. So for example, we are having 2 datacenters which are interconnected. I have set-up a ...