ARM Cortex-A 아키텍처에서 머신 러닝 연산을 가속화하기 위해 ArmCL을 제공하고 있다. ArmCL은 이기종 코어 구조에서 Big 코어의 수만큼 쓰레드를 생성하여 병렬 연산하고 있어 모든 CPU 자원을 활용하지 못한다. 본 논문에서는 Big 코어만 활용하는 기존 ArmCL 스케줄러를 대체하여 모든 CPU 자원을 활용하는 스케줄러 구현과 최적화 방법을 소개한다. 실험 결과 기존 ArmCL과 비교하였을 때 연산 성능이 최대 39% 향상이 되는 것을 확인했다.
KSP Keywords
ARM Cortex
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