Martin Langhoff from Remote-learner has presented his research about the performance and scalability with MUC during the MoodleMoot US 15 (#mootus15).
Martin presents his study about the scaling the performance of the Moodle site using different tools like PHP profiler, JMeter & Apache Bench and the environment.
It is a worth watch video of 25+ minutes for all the Moodle admins who wants to have a look on the tools available for the performance profiling of Moodle site.
You can watch the video embedded below and this is the direct link on YouTube.
The corresponding presentation can be downloaded from the MoodleMoot US 15 website through this link.
If you have any other recommendations about the Moodle Universal Cache (MUC), please post in the comments below.