Fix bug with CollNet Fix bug with zero-bytes send/recv operations Fix NCCL_PARAM implementation to avoid taking a lock on every call Fix bug when setting NCCL_IB_QPS_PER_CONNECTION to more than one. Improve error reporting for network errors.
Fix bug with CollNet Fix bug with zero-bytes send/recv operations Fix NCCL_PARAM implementation to avoid taking a lock on every call Fix bug when setting NCCL_IB_QPS_PER_CONNECTION to more than one. Improve error reporting for network errors.