Good point. My assumption is that the first hit would be memory usage, way before core usage. There are many options for scaling: - vertically scale by adding

Good point. My assumption is that the first hit would be memory usage, way before core usage. There are many options for scaling: - vertically scale by adding more memory - start redis instance on another port (takes 1mb) if decided to add more cores on the same vm - separate data into another vm - sharding comes out of the box, but that would be my last resort