Chapter 15. Distributed Monitoring

Passive service and host checks can be used to create a scenario in which several noncentral Nagios instances send their results to a central server. In general they transfer their results using the Nagios Service Check Acceptor (see Chapter 14); the central Nagios instance receives them through the External Command File interface and continues processing them as passive checks (see Chapter 13 from page 291).

What is now missing is the mechanism that prepares each test result of a noncentral Nagios instance to be sent with NSCA. For such cases, Nagios provides the commands OCSP ("Obsessive Compulsive Service Processor") and OCHP ("Obsessive Compulsive Host Processor"), two commands designed specifically for distributed ...

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