Advanced Configuration

Note

This document describes the legacy C++ API. Documentation for the new C API that closely follows the NVIDIA Collective Communications Library (NCCL)* API standard can be found here.

The existing C++ API will remain the default API for the 2021.17 release.

• Selection of Collective Algorithms
• Low-precision Datatypes
• Caching of Communication Operations
• Prioritization of Communication Operations
• Fusion of Communication Operations
• Enabling OFI/verbs/dmabuf Support