Nov 012016

Today I learned something astonishing about cache implementation.

What I thought before: When I have a cache with 20,000 entries and it fills up, I would define two marks. Let’s call them “high watermark” and “low watermark”. When the number of entries reaches the high watermark I will start to delete the most unused entries until we reach the low watermark. Let’s call this process “garbage collection”, furthermore.  Continue reading »