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Nagios, 2nd Edition by Wolfgang Barth

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Chapter 17. Flexible Web Interface with the NDOUtils

The Web interface of Nagios 2.x ansd 3.0, introduced in Chapter 16 from page 327, has a crucial disadvantage for large environments with hundreds of hosts: It cannot be scaled up. As long as you only observe error states and work intensively with acknowledges, you will manage fine with the CGI-based Web interface. But if you try to display several thousand services, you will have to be prepared to wait—it does not matter what their states are. Setting up the page can take a long time, and then practical work is hardly possible.

Nagios extensions struggle with the CGI Web interface because this directly evaluates Nagios internals, such as object configuration, status data, and log files. This ...

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