Chapter 10. Security and Performance

In this chapter, we will cover the following recipes:

  • Using authentication for the Nagios Core web interface
  • Using authenticated contacts
  • Writing debugging information to the Nagios log file
  • Monitoring Nagios performance with nagiostats
  • Setting up a redundant monitoring host

Introduction

Most administrators of midsize networks choose to dedicate an entire server to monitor software and, sometimes, a whole server just for Nagios Core. This is because of the following two main factors that are common to most comprehensive Nagios Core setups:

  • They have a lot of privileges because in order to inspect the running state of so many different hosts and services, they need to be conferred with an appropriate network to those ...

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