Difference between revisions of "Nagios Grapher"

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'''The Nagios Grapher contrib is no longer supported.'''
{{Needs review}}
 
  
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The [[Nagios]] contrib now includes the PNP graphical perfomance data analyser. PNP integrates much better into Nagios 3 than Nagios Grapher. In contrast to Nagios Grpaher, PNP is under ongoing development and much better documented.
  
=== Maintainer ===
 
Michael Weinberger
 
  
 
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Last version version of the page: http://wiki.contribs.org/index.php?title=Nagios_Grapher&oldid=11537
=== Introduction ===
 
The [[Nagios Grapher]] is a Nagios addon that collects performance data and represents these as graphs. [http://www.nagioswiki.org/wiki/Addon:NagiosGrapher Read more...]
 
 
 
This contrib installs the Netways Nagios Grapher v1.6.1-rc5 and requires [[Nagios]] installed, configured properly and running.
 
 
 
{|
 
| [[Image:Nagiosgrapher.jpg]] || NagiosGrapher serverroom temperatures graphic screenshot
 
|}
 
 
 
=== Download ===
 
Download the RPM from http://mirror.contribs.org/smeserver/contribs/michaelw/sme7/nagiosgrapher
 
 
 
=== Installation ===
 
 
 
==== Configure the dag repositoy ====
 
{{Repository|dag}}
 
 
 
==== Installation of the Nagios Grapher package ====
 
/usr/bin/yum --enablerepo=dag localinstall smeserver-nagiosgrapher-*-0.noarch.rpm
 
 
 
To add a Nagios Grapher link into the Nagios Reporting Menu apply one of the following patches:
 
 
 
If you have the Nuvola theme installed, run:
 
patch -p0 /usr/share/nagios/side/dtree_data.js < /usr/share/nagios/nagiosgrapher/gui-patch/dtree_data.js-nagiosgrapher.patch
 
 
 
otherwise run:
 
patch -p0 /usr/share/nagios/side.html < /usr/share/nagios/nagiosgrapher/gui-patch/side.html-nagiosgrapher.patch
 
 
 
=== Configuration ===
 
You need to edit serveral configuration files:
 
 
in <tt>/etc/nagios/nagios.cfg</tt> add/modify
 
cfg_dir=/etc/nagios/serviceext
 
process_performance_data=1
 
service_perfdata_command=process-service-perfdata
 
 
 
in <tt>/etc/nagios/commands.cfg</tt> add/modify
 
define command {
 
  command_name  process-service-perfdata
 
  command_line  /usr/share/nagios/fifo_write.pl /var/log/nagios/rw/ngraph.pipe '$HOSTNAME$\t$SERVICEDESC$\t$SERVICEOUTPUT$\t$SERVICEPERFDATA$\n' 3
 
}
 
 
 
Create files in <tt>/etc/nagios/ngraph.d</tt> to configure the graphs. You may use the files in <tt>/etc/nagios/ngraph.d/samples/</tt> as a starting point. Also consult the documentations in <tt>/usr/share/nagios/nagiosgrapher/doc/CONFIG</tt> and the links listed in the [http://wiki.contribs.org/index.php?title=Nagios_Grapher&action=submit#References References] section below.
 
 
 
This contribs has the file <tt>/etc/nagios/ngraph.d/cpuload.ncfg</tt> included which generates a graph for service definitons where the service descriptions contains the word "load". This works 'out of the box'.
 
 
 
Finally restart the services:
 
service nagiosgrapher restart
 
service nagios restart
 
 
 
'''Known problem:''' After install the nagiosgrapher won't start. Workaround: Start the script manually:
 
/usr/bin/perl -w /usr/share/nagios/collect2.pl
 
After the next reboot the service will start.
 
 
 
=== Usage ===
 
Point your browser to <nowiki>https://YOUR_SERVER/nagios/cgi-bin/graphs.cgi</nowiki>
 
 
 
=== Uninstall ===
 
This removes the installed NagiosGrapher package.
 
/usr/bin/yum erase smeserver-nagiosgrapher
 
 
 
=== References ===
 
* SME Server Contrib [[Nagios]]
 
* Nagios Grapher homepage: http://www.nagiosexchange.org/NagiosGrapher.84.0.html
 
* Nagios Grapher download; http://www.nagiosexchange.org/Charts.42.0.html?&tx_netnagext_pi1%5Bp_view%5D=195
 
* Nagios Grapher mentioned in a Nagios book: ''"Nagios : system and network monitoring / Wolfgang Barth / ISBN 1-59327-070-4"'', Chapter 17.5
 
* A German HowTo: http://www.nagios-wiki.de/doku.php/nagios/howtos/nagiosgrapher
 
* Nagios Grapher on netways.de http://www.netways.de/nc/de/produkte/nagios/integrationsloesungen/nagiosgrapher/?sword_list%5B%5D=nagiosgrapher
 
* [https://www.nagiosforge.org/gf/project/nagiosgrapher/scmsvn/?action=browse&path=%2F1.0%2Ftrunk%2Fdoc%2FCONFIG&view=log Nagios Grapher Documentation from SVN] (use latest revision)
 
* [https://www.nagiosforge.org/gf/project/nagiosgrapher/scmsvn/?action=browse&path=%2F1.0%2Ftrunk%2Fcfg%2Ftemplates%2F Nagios Grapher Graph Definition Files] (place the desired graph definitions into /etc/nagios/ngraph.d)
 
----
 
[[Category: Contrib]]
 
[[Category: Webapps]]
 
[[Category: Administration]]
 

Latest revision as of 09:22, 18 November 2008

The Nagios Grapher contrib is no longer supported.

The Nagios contrib now includes the PNP graphical perfomance data analyser. PNP integrates much better into Nagios 3 than Nagios Grapher. In contrast to Nagios Grpaher, PNP is under ongoing development and much better documented.


Last version version of the page: http://wiki.contribs.org/index.php?title=Nagios_Grapher&oldid=11537