Nagios is a powerful monitoring system that enables organizations to identify and resolve IT infrastructure problems before they affect critical business processes. Nagios watches hosts and services that you specify, alerting you when things go bad and when they get better. Some of its many ...
2
votes
0answers
20 views
Nagios (Return code of 141 is out of bounds) on random services
We have had Nagios running on one of our servers with out any problems for a while but lately we get (Return code of 141 is out of bounds).
The load on the server raised because we gone online with ...
3
votes
1answer
40 views
How to monitor a UDP multicast stream on a cisco network, hopefully with SNMP
We have a LAN with 2x Cisco 4500's as gateways running HSRP.
We're using Exterity HD IP Encoders to take HD video and put it onto the network as a multicast UDP stream (playable in VLC).
I have a ...
1
vote
1answer
30 views
How can a Nagios service depend fail when service #1 _and_ #2 goes down
I am currently configuring dependencies between Nagios services. Setting up one service depending on another is straight forward, but is it possible to have one service failing when all master ...
2
votes
0answers
30 views
NRPE unable to read output - tried recommended troubleshooting in docs
I know this is a very common error where RTFM is usually the correct answer, but, I think I've covered all the obvious points.
NRPE is running as the user nagios
When I use sudo su - nagios to ...
3
votes
1answer
40 views
Automatic/scheduled check for open ports on list of servers
I need a way to configure a scheduled check for open ports on a list of servers and to get notified if something has changed from last check.
what's the best way to do it? If there is some solution ...
2
votes
0answers
64 views
Nagios performance graphs
I've written my own perl script to return status from a server of mine. It is running just fine (ie. performance data: val1=1; val2=5; val3=10).
Using templates.dist/default.php this gives me 3 ...
1
vote
0answers
37 views
How to test that an exported resource in puppet exists after collecting?
I want to create a nagios_hostgroup if some hosts exists. For creating hosts in nagios I am using exported resources which I collect on the monitoring server.
How can I test that a exported ...
-2
votes
0answers
40 views
Network monitoring systems in Python
There are a host of open source network monitoring systems available. I tried we used to use Nagios, I have been hearing good things about Munin too.
The thing is most networking monitors are written ...
2
votes
3answers
59 views
How to check when yum update was last run
Is there a canonical way to find out the last time that yum update was run on a system?
Our set up is that we have staging servers that run automatic updates, and provided they don't fall over, we ...
0
votes
0answers
18 views
Nagios/Icinga check_nrpe socket timeouts
I am having a weird time with check_nrpe timeouts. I just installed a bunch of new rules yesterday and they were all working fine when I left work, however coming in I'm now getting a ton of socket ...
0
votes
0answers
27 views
“ERROR: Process name table : No response from remote host” but manual checks = OK
I am doing aprox 4000 service checks (most of them via snmp) and some of the checks are failing frome time to time. There is no obvious pattern on which services are failing.
But if I do the checks ...
2
votes
4answers
79 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 ...
0
votes
5answers
96 views
Generic Nagios plugin to check if a specific process/service is running?
I see on http://exchange.nagios.org that there are not plugins to check if sendmail, xinetd, automount, ypserv, ypbind, mailscanner, mcafee, clamav, samba server, and openvpn are running.
Of course ...
0
votes
1answer
80 views
Nagios plugin script not working as expected
I have modified an off-the-shelf Nagios plugin perl script to (in theory) return a one or zero according to the existence, or not, of a file on a remote linux server. The script runs a remote ssh ...
0
votes
1answer
49 views
How to debug Nagios “NRPE: Unable to read output” when checking NFS?
I have a working Nagios setup where I e.g. monitor disk usage through the NRPE daemon without parsing arguments through NRPE for security reasons. So I know that NRPE works.
Now I would like to check ...
3
votes
1answer
43 views
measuring bandwidth per-user used by ssh server-side connections on linux
I'd like to be able to measure the bandwidth used by each user by their inbound ssh connections, into a linux box.
I measure most other traffic using iptables and user-matching, but inbound ssh ...
0
votes
1answer
48 views
storing nagios configuration data in oneCMDB
I want to store my nagios configuration data into oneCMDB(configuration management database). What i trying to achieve is i will be developing a GUI app in which one can edit the configurations and ...
0
votes
0answers
46 views
How to get Nagios + Ninja + Merlin to work?
I've just tried to install Merlin and Ninja on-top of my already working Nagios install.
This seems to be easier said than done..
-Link to Ninja-
I followed the readme and wiki articles on how to ...
-5
votes
0answers
84 views
What network monitoring tools are available for free with those requirement? [closed]
I have been using PRTG free version to monitor my network (Netflow V9, SNMP OID, Ping latency).
It works perfectly but it is only limited to 10 sensors.
So I would like to know if there are any free ...
-1
votes
1answer
135 views
OpenNMS Vs Nagios [closed]
I'm new to Network and Monitoring side and I've to work on either OpenNMS or Nagios.
I want to know what are the main differences of these two Systems apart from being OpenSource and Licensed. Which ...
5
votes
2answers
90 views
Monitoring various Nagios? Alternative to Coffeesaint
In our company, we have one nagios for each of our clients, to offer them a 24x7 monitoring service. Currently, we are using Coffeesaint to have a "central monitoring display" were all alarms about ...
1
vote
1answer
31 views
Should I hardcode a value for e.g. $NAMESERVERHOSTADDRESS$?
I would like to use the Nagios plugin check_dns, so when I look at the command definition to it
define command {
command_name check_dns
command_line $USER1$/check_dns -H $HOSTADDRESS$ -s ...
0
votes
0answers
24 views
user management for host monitoring with ninja
I need some help with ninja for host monitoring(http://www.op5.org/community/plugin-inventory/op5-projects/ninja). Sorry for this long description but I hope this will help you to help me better.
We ...
0
votes
4answers
58 views
NRPE: check_aacraid - used this?
Im getting the same old "Unable to read output" message from this NRPE test. I can run other tests on this machine and I can su - nagios -c "<path to check_aacraid>" when running locally and it ...
1
vote
1answer
49 views
Nagios 3 and NSClient++
I successfully installed nagios3 with nconf, everything works great, monitors linux machines with ease. Now the problem is I installed NSclient++ on my Windows Server R2, configured the IP to where my ...
-1
votes
3answers
106 views
How to monitor a custom thing (a sql query) in Nagios on Centos
I have spent days reading through pages of cryptic and unintelligible documentation, and incomplete or poorly documented examples.
I cant find where to start - its bewildering!
Basially, I just want ...
5
votes
1answer
66 views
How to allow Active Directory authenticated users use Nagios web interface?
I have put .htaccess files in the Nagios html root and CGI root directories, so in order to get access to the web interface, the users needs a valid Active Directory account.
The problem I have is in ...
0
votes
1answer
105 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
votes
1answer
331 views
Enable foreign users processes listing
how can I enable under Debian 6 to list the processes of a foreign user? I have the user nagios but this user can only list his own processes.
Br
0
votes
1answer
43 views
Nagios / snmp - client side requirement?
I have an EMC NX4 that Im trying to monitor via Nagios. The command being sent is
check_snmp -H<server> -P1 -Cpublic -oDISMAN-EVENT-MIB::sysUpTimeInstance -r Timeticks
What I get back is
...
1
vote
3answers
81 views
How to check if a service (that listens on given port) is up & working?
OK, so lets say I have a Nagios setup that monitors different services using the so-called nagios-plugins.
What would be the best practive for my nagios plugin (probably written in python) to ...
2
votes
2answers
73 views
Nagios to monitor hosts behind a host
I have a Nagios setup that is monitoring multiple Windows servers, workstations and Cisco switches on a network.
We are planning to add a second network interface to one of these Windows 2008 ...
1
vote
3answers
136 views
centos 6 oid information for net-snmp
I am trying to set up nagios core 3 to monitor linux servers using net-snmp, having trouble to find the correct oids for snmp.
mibDepot.com seems to be a good site, but I tried most of them, not ...
0
votes
0answers
14 views
Exchange 2007 missing counters or stupid me
Im running two exchange servers and on the server acting a the "mailbox store". I am trying to setup monitorig via Nagios to monitor the following:
\MSExchange Database(Information Store)\Database ...
2
votes
1answer
87 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 ...
1
vote
0answers
46 views
Livestatus doesnt work with Nagios on FreeBSD
Im trying to use livestatus with nagios on FreeBSD.
I've managed to compile and configure it, but Nagios doesnt seem to be loading the module and dont produce any errors.
Other info:
$ grep broker ...
0
votes
2answers
67 views
Nagios alert by email for WARNING and pager for CRITICAL
I want to set Nagios up to issue warnings (e.g. mildly high load or disk usage) via email, but for critical items to alert by pager.
Right now we notify via email and pager simultaneously for all ...
0
votes
1answer
62 views
How to monitor IO svctm with every 5 mins frequency using nagios?
I want to collect samples of iostat's svctm, await every 5 mins from all of my servers and store them in nagios. I want to get the values for what is happening in every 5 minutes (not since boot time, ...
0
votes
2answers
82 views
Restarting Nagios Using PHP
I am making a tool that is interacting with NAGIOS where some config files should be added so a restart will be needed.
What I need to know is how to restart NAGIOS using PHP code since this tool is ...
10
votes
4answers
288 views
How do you keep up with Nagios/Capistrano configs when using EC2?
I use Amazon EC2 for my mobile app. Depending on load of the application at a given time, I might spawn new instances and then take them down when load is lower to save costs.
How does one keep up ...
2
votes
2answers
90 views
Complex nagios command
I have defined the following command for one of my service checks:
define command{
command_name mycommand
command_line $USER1$/check_by_ssh -p $ARG1$ -l nagios -i ...
1
vote
1answer
50 views
Restarting a service with Nagios
OK, guys, sorry for my probably stupid questions but I'm very new at this. I was assigned to research how to use Nagios to monitor different services and if a service falls down, to attempt to restart ...
0
votes
0answers
27 views
One of my nagios services is not updating
I am running a nagios instance with something like 120 service checks. All checks are being performed in a 5 minute period, and all are working as expected. All ... except one of them. That service ...
4
votes
5answers
100 views
Nagios Multiple servers config files
I'm already configuring a Nagios setup to monitor about 30 Windows servers. Now i am adding every servers definition to the Windows.cfg file but i think would be easyly configurable to have one .cfg ...
0
votes
0answers
83 views
Own simple nrpe plugin: NRPE: Unable to read output
I have written an ruby plugin for nrpe but it's not working properly.
I have written this plugin to check some backup files on a remote ftp server.
When I try to execute the plugin from my nagios ...
1
vote
0answers
35 views
limiting access to pnp4nagios graphs, for example using nagios contacts
I have nagios contacts set up, and these successfully limit access to view hosts and services in the nagios web UI.
But pnp4nagios gives access to all graphs (by editing the hostname and service name ...
3
votes
3answers
81 views
simple nagios script failing
What is wrong with the following if-then-else? I never can hit the else.
if [ $result > $value ]; then
echo HEALTH: OK. Result is $result Value is $value
exit 0
else
echo HEALTH: ...
0
votes
1answer
37 views
Installing Nagios3 plugins with out installaing smbclient using apt-get in ubuntu
Is there a way to install nagios3 plugins with out installing smbclient,samba-common on ubuntu using apt-get.Will skipping these files can cause problems in future.
2
votes
1answer
47 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 ...
0
votes
1answer
43 views
monitoring dual boot machines in nagios
We're currently planning on dual booting some of our servers (different IP and hostnames). So, is it possible in nagios to put a condition wherein a dual boot machine won't send an alarm signal ...