Wed, Jul 11
So, 0.6GB of raw data ish?
Tue, Jul 10
Apparently, the "prefetching"/buffering is done for LabelDescriptionLookup services, so that when the label/description of particular item/property is to be shown multiple times (e.g. the item appears several times on a page), the label/description is only fetch ones from the storage, and then kept in a in-memory buffer until the end of request.
Jun 18 2018
For a not full cluster you would expect to see no evictions.