Explore multi-core application development using Zephyr RTOS in this informative conference talk. Delve into the benefits of multi-core designs in embedded systems, examining use cases for asymmetric and symmetric multiprocessing (AMP & SMP) in applications like 5G data processing, edge IoT, and machine learning. Discover the current state of multi-core support in Zephyr, including implemented features and areas for improvement. Learn about the challenges of designing high-performance software for multi-core hardware through practical examples using Zephyr-supported boards. Gain insights into modern heterogeneous SoCs, hardware requirements for SMP, and strategies for evaluating SMP benefits in real applications. Understand the ease of utilizing multiple cores in SMP systems and the changes required to support SMP in Zephyr.