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An Open-Source HW-SW Co-Development Framework Enabling Efficient Multi-Accelerator Systems

Created by
  • Haebom

Author

Ryan Albert Antonio, Joren Dumoulin, Xiaoling Yi, Josse Van Delm, Yunhao Deng, Guilherme Paim, Marian Verhelst

Outline

SNAX is an open-source, integrated hardware-software framework for heterogeneous multi-accelerator platforms. It leverages a novel hybrid approach that combines loosely coupled asynchronous control with tightly coupled data access to improve data movement efficiency and address hardware and software compatibility issues. It provides reusable hardware modules and an MLIR-based compiler to simplify integration and programming of various accelerators, enabling rapid development and deployment of custom multi-accelerator computing clusters. Experiments on low-power heterogeneous SoCs demonstrate a 10x or greater neural network performance improvement and over 90% accelerator utilization compared to existing systems.

Takeaways, Limitations

Takeaways:
A novel hybrid coupling approach is presented for efficient integration and management of heterogeneous multi-accelerator platforms.
Reduce development and deployment times with reusable hardware modules and MLIR-based compilers.
Achieving significant performance gains and high accelerator utilization on low-power heterogeneous SoCs.
It is provided as open source and can be used for various research and development purposes.
Limitations:
Currently, it has only been evaluated in a low-power heterogeneous SoC environment, so further research is needed on its performance and scalability in other system environments.
Further evaluation of the complexity and usability of the SNAX framework is needed.
Lack of clarity on the types and range of accelerators supported.
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