Issue description
Determine whether collocated Distributed Cache service is running alongside any memory-intensive and non-essential services.
Explanation
The Distributed Cache is a memory-intensive service. Running it alongside other memory-intensive services on the same server might result in degraded performance of the Distributed Cache.
If you are using the Distributed Cache service in the collocated mode, it is advisable to run the service on a server that is not running the following services as well:
Excel Services in SharePoint
Solution
Any non-essential services should be stopped on servers running the Distributed Cache service.
Additional information can be found in the following TechNet articles: