Performance and scalability are closely intertwined yet distinct concepts in system design. Performance describes how quickly and efficiently a system processes tasks under a specific load, focusing on metrics like latency and throughput. Scalability, conversely, refers to a system's capacity to handle an increasing workload or demand by adding resources, ideally without a significant degradation in performance. A system can exhibit excellent performance at a small scale but fail to be scalable if its architecture impedes efficient resource addition; conversely, a truly scalable system strives to maintain its performance characteristics as the load grows. Therefore, while high performance often indicates efficiency, it doesn't guarantee scalability, as bottlenecks might emerge only under stress. In essence, good performance at a baseline is a crucial foundation, enabling the system to handle more before needing to scale, thus making scaling efforts more effective and ensuring the system retains its responsiveness even as demand intensifies. More details: https://www.google.ng/url?q=https://epi-us.com/