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1. Intuition for Latency Numbers Which latency numbers we should know? Absolute accuracy is not the goal. Developing an intuition of the relative differences is. Latency. Latency. You hear about this every day. Understanding latency is essential in all parts of our systems, including registers, main memory, disk, and network. In addition, understanding these latencies is vital so you can reason about various aspects of your system. 2. Where do we use cache? Data is cached everywhere, from...