A real-time operating system for manycore systems

  • Authors:
  • Chaeseok Im;Minkyu Jeong;Jaedon Lee;Seungwon Lee;Shihwa Lee

  • Affiliations:
  • SAIT, Samsung Electronics, Gyeonggi-do, Korea;SAIT, Samsung Electronics, Gyeonggi-do, Korea;SAIT, Samsung Electronics, Gyeonggi-do, Korea;SAIT, Samsung Electronics, Gyeonggi-do, Korea;SAIT, Samsung Electronics, Gyeonggi-do, Korea

  • Venue:
  • Proceedings of the 27th Annual ACM Symposium on Applied Computing
  • Year:
  • 2012

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Abstract

In this paper, we suggest the partitioning RTOS, a concrete locality-aware resource management scheme for manycore systems. It manages manycore resources as a hierarchical manner and allocates cores and memory as close each other as possible while dynamically considering both multiple applications' needs and ever-changing system status. We show the effectiveness of the proposed method through a real-life application, ray tracing, and achieves a scalable speedup, 12.81 times at 16 cores.