About this question
Medium · Networking & Systems · Quant Trader interview question · systems, latency, performance, context-switching
A high-frequency trading system is designed to execute orders with extremely low latency. Context switches, the process of switching the CPU's focus between different threads, incur an overhead of approximately 1-10 microseconds. In such a system, threads are often pinned to specific CPU cores. What is the MOST significant reason for this practice?