Why use shared cache?
There is no more efficient way to increase the scalable performance of applications then the use caching to unload deeper layers.
>> Shared Cache>> Shared Cache Server>> Service Cleanup>> Hybrid
Cleanup Strategy - HYBRID
Makes a combination between several parameters: TimeTaken, Amount of Requests, Size, Cache Life Time each parameter receives a number between 1 - n and those with the highest / lowest numbers will be deleted until configured FillFactory reached.
Cleanup Overview can be found here.