New Relic (https://www.newrelic.com/) offers detailed performance analysis of your PHP (among others) websites. However due to the nature off how Elgg handles it's pages it can be hard to find the real problem page.

This plugin adds named transactions which will make your stats a lot clearer so you can find the performance bottlenecks of your community

Requirement

This plugin requires that you have setup the New Relic PHP agent (https://docs.newrelic.com/docs/agents/php-agent) on your webserver.