leezu commented on a change in pull request #17297: Fix NCCL Cmake autodetect issue URL: https://github.com/apache/incubator-mxnet/pull/17297#discussion_r367149908
########## File path: cmake/Modules/FindNCCL.cmake ########## @@ -33,6 +33,23 @@ set(NCCL_ROOT_DIR "" CACHE PATH "Folder contains NVIDIA NCCL") +# first check in the /usr/local/cuda before other paths Review comment: "first check" may break the assumption that `NCCL_ROOT_DIR` can be used to specify nccl root directory? Would adding `/usr/local/cuda` as last item in `find_path`, `find_library` below be sufficient? Or does it throw an error if `/usr/local/cuda` doesn't exist? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
