Enabling Memcached Support in Nagios XI

This document describes how to increase the performance of Nagios XI by enabling memcached. Memcached provides a mechanism for caching SQL query results in memory on one or more memcached servers. Caching query results can dramatically improve performance in heavily utilized Nagios XI deployments.

Nagios XI 2024 & 2026

Enabling Memcached Support in XI 2026

Nagios XI 5.x (Legacy)

Enabling Memcached Support in XI 5