Nagios / Centreon Distributed Monitoring – Clustering Document referral to Centreon Wiki There are many ways nagios can be used to load the balance, the basic architeture is Master/Slave with just nagios is reommeneded to use NSCA daemon witch is […]
Centreon Reporting shows states as “undetermined”
Centreon Reporting shows states as “undetermined” Problem: The hosts and services are correctly monitored in the “Monitoring” module but in the “Reporting” module all states are shown as undetermined. Solution: To get straight to the point: it is most likely, […]
Nagvis HOWTO
Nagios is a great monitoring tool. Basically you can take the raw product and have it up and running within the hour. You need to remember the scope of your viewers. Having a dashboard with number is not going to […]
Upgrade nagios 3.0.3 to 3.0.6
Upgrading From Previous Nagios 3.x Releases As newer alpha, beta, and stable releases of Nagios 3.x are released, you should strongly consider upgrading as soon as possible. Newer releases usually contain critical bug fixes, so its important to stay up […]
Nagios will not start
Nagios will not start Sometimes for strange reason nagios will not start. It happened to me more then once, sometimes I had to go back to the last modification. That is why I do a daily backup of all .cfg, […]
NRPE_NT Plugins
There are quite a few nice nagios nrpe_nt plugins (vbs scripts) released by GroundWork, since 2006 they have been working and improving these set of plugins. Those scripts are very well written and they can be enhanced for your own […]
Exchange mailbox login plugin
This plugins uses a script called check_counter_rawcount.vbs developed by Dr. Dave Blunt at GroundWork Open Source Inc. I used it to grab WMI performance counter information but the script itself allows many more “performance counters” to be used. The script […]