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Nagios: Building Enterprise-Grade Monitoring Infrastructures for Systems and Networks, Second Edition by David Josephsen

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Foreword

People often say that Nagios is “flexible,” by which I think they mean that it is easily extended, but that misses the point. The power inherent in Nagios’ design derives not from its extensibility, but rather from its insistence on being extended. This is an admittedly small but important distinction. Many pieces of software can be extended to do new things, but very few pieces of software do nothing until you’ve extended them, and it is exactly because of this—this inherent demand that you customize it to suit your needs—that Nagios has always been a synthesis of contributions from engineers and administrators working to solve their own individual problems. No two installations are alike, and that is by design.

In the years since I ...

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