darlaker commented on a change in pull request #15524: refine Nano setup directions URL: https://github.com/apache/incubator-mxnet/pull/15524#discussion_r304063493
########## File path: docs/install/install-jetson.md ########## @@ -60,49 +59,54 @@ sudo pip install \ ``` If you plan to cross-compile you will need to install these dependencies on that computer as well. +If you get an error about something being busy, you can restart the nano and this error will go away and you can continue installation of the prerequisites. -### Configure CUDA +### Download the source & setup some environment variables: -You can check to see what version of CUDA is running with `nvcc`. +These steps are optional, but some of the following instructions expect MXNet source files and the `MXNET_HOME` environment variable. Also CUDA commands will not work out of the box without updating your path. + +Clone the MXNet source code repository using the following `git` command in your home directory: ```bash -nvcc --version +git clone --recursive https://github.com/apache/incubator-mxnet.git mxnet ``` -To switch CUDA versions on a device or computer that has more than one version installed, use the following and replace the version as appropriate. +Setup your environment variables for MXNet and CUDA in your `.profile` file in your home directory. +Add the following to the file. ```bash -sudo rm /usr/local/cuda -sudo ln -s /usr/local/cuda-10.0 /usr/local/cuda +export PATH=/usr/local/cuda/bin:$PATH +export MXNET_HOME=$HOME/mxnet/ +export PYTHONPATH=$MXNET_HOME/python:$PYTHONPATH ``` -**Note:** When cross-compiling, change the CUDA version on the host computer you're using to match the version you're running on your Jetson device. -**Note:** CUDA 10.1 is recommended but doesn't ship with the Nano's SD card image. You may want to go through CUDA upgrade steps first. +You can then apply this change immediately with the following: +```bash +source .profile +``` -### Download the source & setup some environment variables: +**Note:** Change the `~/.profile` steps according to how you prefer to use your shell. Otherwise, your environment variables will be gone after you logout. -These steps are optional, but some of the following instructions expect MXNet source files and the `MXNET_HOME` environment variable. +### Configure CUDA -Clone the MXNet source code repository using the following `git` command in your home directory: +You can check to see what version of CUDA is running with `nvcc`. ```bash -git clone --recursive https://github.com/apache/incubator-mxnet.git mxnet -cd mxnet +nvcc --version ``` -Setup your environment variables for MXNet. +To switch CUDA versions on a device or computer that has more than one version installed, use the following and replace the version as appropriate. Review comment: Maybe add: "This example installs version 10 and replaces all other versions." ---------------------------------------------------------------- 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: [email protected] With regards, Apache Git Services
