Scenario: This is very probably a familiar problem that any sysadmin must solve: Using your monitoring setup to receive alerts from other servers. Note the highlighted "receive". This is different from the standard poll / check that come out of the box with Nagios. Say for example, you would like to receive an alert whenever … Continue reading Creating a custom Nagios/Centreon passive alerter
Symptom: Centreon stopped graphing performance data completely. There are quite a large number of reasons why this would happen, in fact a quick google search will come up with some very good articles, the few which I found useful were: http://en.doc.centreon.com/Setup:Graphs#Perfdata_activation_in_Nagios http://en.doc.centreon.com/Troubleshooting:Graphs http://felipeferreira.net/?p=1019 However, alas none of the points mentioned in the above articles worked … Continue reading Troubleshooting Centreon graphs
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