NCCL Release 2.12.10
This is the NCCL 2.12.10 release notes. For previous NCCL release notes, refer to the NCCL Archives.
Compatibility
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Deep learning framework containers. Refer to the Support Matrix for the supported container version.
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This NCCL release supports CUDA 10.2, CUDA 11.0, and CUDA 11.6.
Key Features and Enhancements
This NCCL release includes the following key features and enhancements.
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Improved error messages for network errors, with hostname instead of IP address.
Fixed Issues
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Fixed bug with collNet.
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Fixed bug with zero-byte send/recv operations.
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Fixed NCCL_PARAM implementation taking a lock every time a parameter value was queried.
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Fixed bug when setting NCCL_IB_QPS_PER_CONNECTION to more than one.