For latency-sensitive services, having to traverse the network to access a shared cache may be too slow. To use the current story as an example, you'd be tradi

For latency-sensitive services, having to traverse the network to access a shared cache may be too slow. To use the current story as an example, you'd be trading off an occasional 100-millisecond latency spike every 2 minutes for an added 1-2ms of latency for every request.