Nagios is a service and resource monitoring system, built to help prevent and fix problems in enterprise infrastructure.

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Ubuntu 14.04 Nagios high memory load [duplicate]

I'm quite new to this, I've installed 14.04 server to run Nagios with 60 hosts with approximately 20 service checks for now. When I check my server load with htop and top, they show that my server ...
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1answer
3k views

Installing WMIC on Ubuntu Server 12.04 LTS

Has anyone had any luck installing wmic (wmi client) under Ubuntu Server 14.04 LTS? I tried following the document http://techedemic.com/2012/11/05/installing-wmic-in-ubuntu-12-04-lts-64-bit-desktop/ ...
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2answers
1k views

how to change the username and password for nagios site access on config files.

It is explained here how to configure username and password during initial configuration. How do I install nagios? how to change that from config files on server if i lost username and password? ...
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57 views

Icinga2 Linux NRPE Check “Connection Refused”

I installed on a Ubuntu 16.04 icinga2. This server monitors Windows Server with NRPE. Then I installed nagios-nrpe-server on a other Ubuntu Server. I prepared the nrpe.cfg and added at allowed_hosts ...
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20 views

Why do I not have root permissions as administrator user? [duplicate]

Running 14.04 LTS as administrator, although I can not edit some .cfg files in gedit. Does not give me the option to save. Isn't administrator the root user?
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2answers
96 views

Want to start few services automatically during system boot

I am using latest ubuntu version: Ubuntu 15.04 (GNU/Linux 3.16.0-36-generic x86_64) When i reboot my whole system, i need to restart telnet, nagios services manually. Would you please let me know ...
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88 views

Nagios is not sending mails to outer domains

I have enabled email notifications in Nagios. I have added my company ID as well as Gmail id in contacts.cfg. I have added mailx in commands.cfg. Mails are getting dropped to company id but not to ...
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26 views

Nagios service not showing up in Web Gui

I have a Nagios install and am trying to add check_raid plug in. I have 3 custom cfg files that I added to nagios.cfg called custom-commands.cfg custom-servicegroups.cfg and custom-services.cfg. They ...
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28 views

How to create Ubuntu services alert by mail (Like when dhcp, nagios,ftp services down we should get mail)?

How to create Ubuntu services alert by mail (Like when dhcp, nagios,ftp services down or exceed we should get mail)?
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33 views

Trying to monitor a windows raid with Nagios on Ubuntu 15.10

Hello I am trying to get my Nagios install, which is working fine, to monitor a windows server with some raid disks. I have a nagios installation working but when I installed the nagios-plugins-...
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35 views

nagios plugin to check cpu usage in my server

check_CPU Plug-In I need Plug-In for nagios3 to check CPU usage in Ubuntu. I don't found any Plug-In for that
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2answers
6k views

Nagios showing “NOT FOUND” error

I have installed nagios package in my Ubuntu system. After opening the configuration page localhost/nagios3 i have succesfully logged in. After that when i select any option from the left side menu it ...
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1answer
169 views

How to Identify existing MTA on my Ubuntu server?

I am a beginner for Ubuntu Server and have very little knowledge about it. We have a running instance of Nagios Core from a production server TEST-1 (Ubuntu 14.04.2). It was set up before i joined ...
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123 views

Change notification email subject - Nagios

Anyone can give an idea about, how can I change my Nagios email alert subject? I have google for sometime and every result says to change the command(notify-host-by-email) definition in commands.cfg ...
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119 views

Adding a new host to the Nagios 4.1.1 using its UI

I am trying to add new host servers to the Nagios 4.1.1 that I have installed in my ubuntu 14.04 desktop for monitoring. Is it possible to add new users using the Nagios UI that I am able to access ...
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68 views

postfix is not working

I installed nagios core in ubuntu and i am using postfix for sending alert emails.But the postfix is not working properly.Mails are delivering sometimes and sometimes not. Please help me to solve this ...
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2answers
13k views

I don't receive mail notification using Nagios Core 4

I have a problem with automatically mail notification in Nagios Core 4 installed on Ubuntu 12.04 LTS (Precise Pangolin) server... I have tried to send mail with the nagios user and root user ...
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2answers
431 views

How to repair starting up nsca server on ubuntu 14.04?

On ubuntu 14.04 after installing nsca package, I cannot start this service because of error (syslog): nagios nsca[621]: Cannot write to pidfile '/var/run/nsca.pid' - check your privileges.
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31 views

nsclient not running for nagios monitoring

I have installed NSClient on windows machine , but nagios is unable to monitor the machine and cannot to see the windows machine, have restarted nsclient on windows machine but still no luck. Please ...
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1answer
38 views

Nagios Installation

What command should I use to search and install nagios plugins when setting up nagios? This is not working wget http://prdownloads.sourceforge.net/sourceforge/nagiosplug/nagios-plugins-1.4.11.tar.gz ...
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1answer
56 views

nagios logs were not getting updated

when ever i am trying to restart my nagios and postfix aswell in ubuntu,the var/log/mail.log file was not getting updated with current proceedings.Please help me to solve this issue.
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1answer
29 views

When I am trying to restart mt postfix and nagios the following messaged is displayed in the mail.log file

When i am trying to restart my postfix and nagios for sending a mail automatically about the status the foollowing message appears. Status:Deffered.Connections will not be accepted from x.x.x.x ...
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32 views

xampp server not responding correctly

I had installed the nagios core in UBUNTU os and xamp,nscpp in the windows machine.I tried to monitor the status of the services and all working fine except the services like apache,mysql from xampp ...
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1answer
85 views

Nagios or Ubuntu Landscape free/personal for two personal servers in different houses

I have two Ubuntu (Xubuntu) 14.04 LTS servers. One at my parents' house and one at mine. Ideally I want two things: being able to see system information like CPU usage, memory usage and disk usage (...
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61 views

How do you install a nagios plug-in or patch?

This may be a basic question, but I have absolutely no idea how to do this. And I've looked everywhere online and I haven't found a decent article or instructions how to do so. So perhaps some of you ...
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21 views

looking for a nagios or ruby expert to help me get away from bad bash practices

Granted the problem: I want to; mount, copy files, and unmount; automagically when drive is connected, I see the following 2 options (i'm sure there are more concise ways I'm not aware of).. maybe ...
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170 views

Ubuntu 14.04 VM kernel panics once every ~5-9 days on Hyper-V

I have an x64 Ubuntu 14.04.3 LTS virtual machine running the hardware monitoring and status software Nagios. The VM seems to be kernel panicking once every 5-9 days. I am unable to pin down the cause. ...
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2answers
5k views

nagios NRPE CHECK_NRPE: Socket timeout after 10 seconds

Getting following error on nagios server root@VMb:/usr/local/nagios/libexec# ./check_nrpe -H 54.255.1.99 -n CHECK_NRPE: Socket timeout after 10 seconds.
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1k views

How can I completely remove Nagios from Ubuntu 15.04 (Vivid)

I cannot find a workaround to completely remove Nagios from Ubuntu Vivid (15.04) Anybody have a solution?
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2answers
73 views

ssh is taking too much time to connect/not connecting

When I am trying to login to a nagios server it is giving trouble to all the users at a time to connect. Either taking too much time to connect or not at all connecting. This is what is happening ...
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1answer
359 views

Nagios is sending mails manually but alerts are not coming

Alert mailing is configured from a gmail id to avoid spam catchup. Nagios alert mailing is working fine while trying manually using 'mail' command. Which clearly means, nagios is capable of sending ...
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62 views

E: Error de GPG: http://opensource.is - Installing Adagios for Nagios

I'm trying no install Adagios for Nagios under Ubuntu, and I'm facing this error when updating: 73% [37 InRelease gpgv 41,6 kB] [27 Release 28,2 kB/58,5 kB 48%] [Esperando lasSplitting up /var/lib/...
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1answer
162 views

Nagios Core Version 4.0.8 stopped sending automatic email notification after IP change

I have Nagios Core Version 4.0.8 installed on Ubuntu 14.04.1 LTS. I changed the IP if the server and after that nagios wont send me automatic notifications, I have send email from root and nagios user ...
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3answers
7k views

nagios on virtualhost cgi problems

I have been moving my nagios on apaches virtualhost and adding the following configuration file <VirtualHost *:80> ServerAdmin webmaster@localhost ServerName nagios.example.com ...
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1answer
1k views

running /usr/lib/nagios/plugins/check_apt as nagios user does not return the correct result

I have two servers, both running 12.04 server, and nagios-nrpe-server. On both, I have configured the command check_apt, which runs /usr/lib/nagios/plugins/check_apt. On both, nagios-nrpe-server is ...
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2answers
1k views

Nagios3 crashes with SIGSEGV

I installed nagios3 on ubuntu server 10.04.1. It was working fine. Today, I found it stopped and when I tried to start it using sudo /etc/init.d/nagios3 start, it did not start. I found this in the ...
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1answer
589 views

adding plugin check_hping to nagios

I need to checking IP:PORT by ping, so I find out check_hping plugin to nagios. I'm trying to add it to the nagios core 4. http://exchange.nagios.org/directory/Plugins/Network-Protocols/ICMP/...
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1answer
3k views

Installing nagios 4.0.8 on ubuntu 14.04

I am trying to install and setup Nagios 4.0.8 on my Ubuntu 14.04 LTS server. What is the ideal way to do this ? The official Ubuntu documentation regarding nagios installation is related to nagios ...
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1answer
121 views

How to add DNS server in icinga/nagios server on ubuntu?

I already install and configure icinga on ubuntu.All host configure IP in manually.Now I want to add DNS in my icinga server. Actually, I want to add that keep to dynamic IP address in host. Now all ...
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1answer
93 views

Can't enter password in nagios3 installation wizard

I am trying to install nagios 3 on Ubuntu 14.04.1 using How do I install nagios? I have entered sudo apt-get install -y nagios3 followed by my password. I then get the dialog in the link below: ...
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1answer
2k views

How to create location map in nagios server?

I already complete the installation and configuring process in Nagios server on Ubuntu. Now, I want to create location map or network map in my own nagios server. How I can do it? Please given this ...
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2answers
1k views

After performing apt-get dist-upgrade Perl scripts will no longer ignore invalid SSL certificates on 14.04

Good morning all, Last week I decided to run the commands to upgrade packages on my 14.04 Server to ensure that I was patched for the recently found Bash vulnerabilties. Per the info here (http://...
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1answer
181 views

Nagios Notification via Ubuntu notify-osd

I have been looking around for a nagios plugin that offers the ability to have alerts for my hosts and services that i monitor to come through to my ubuntu pc in the form of an onscreen notification. ...
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2answers
41k views

How Do I install the Nagios check_snmp Plugin?

I have installed Nagios in my ec2 server. Now I want to install check_snmp plugin. I found that this is not available in : /usr/local/nagios/libexec I tried : sudo apt-get install nagios-plugins-...
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2answers
15k views

nagios nrpe dameon check_nrpe plugin missing

I installed nagios nrpe on a remote machine from Ubuntu repository sudo apt-get install nagios-nrpe-server , and plugins with: sudo apt-get install nagios-plugins-basic nagios-plugins nagios-...
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1answer
445 views

nagios configuration make error

I'm configuring nagios on ubuntu 14.04. When I use this command inside downloads: make all Appear this error: make: * * * No rule to make target 'all'. Stop. Any solutions?
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1answer
3k views

apache virtual host for nagios on ubuntu 14

I have just installed nagios on Ubuntu 14 LTS with Apache, i am accessing the site through example.com/nagios3, however i want to use a virtual host for access the nagios like nagios.example.com. what ...
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1answer
355 views

Nagios remote execution problem libc-so-6-version-glibc-2-14-not-found

i have installed nagios core 4 on ubuntu server 12.04 lts.. everything working fine,, but... i have a problem with remote command to a remote linux (ubuntu server 12.04) pc! when i try to check a ...
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1answer
906 views

Nagios-Plugin “check_radius” missing in Ubuntu 14.04?

I recently updated our Nagios-Server from Ubuntu LTS 12.04.04 to 14.04 - despite I know that this migration is not supported. Everything works fine but our Radius-Check fails... and now I know why: ...