This documentation explains how cached checks allow Nagios to forgo executing a host or service check command if it determines a relatively recent check result will do instead.
Documentation - Cached Checks
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Article ID: 388
Created On: Mon, Feb 1, 2016 at 1:17 AM
Last Updated On: Wed, Feb 10, 2016 at 6:43 PM
Authored by: tlea
Online URL: https://support.nagios.com/kb/article/nagios-core-cached-checks-388.html