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145 lines
5.4 KiB
Markdown
145 lines
5.4 KiB
Markdown
# Installation Overview (Linux)
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This chapter provides an overview of ROCm™ installation.
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## About This Document
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This document is intended for users familiar with Linux® and discusses the
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installation/uninstallation of ROCm on the various Linux distributions.
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```{note}
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The rest of this document refers to _Radeon™ Software for Linux_ as the AMDGPU
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stack and _amdgpu-dkms_ driver as the kernel-mode driver.
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```
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The guide provides instructions for the following:
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- Kernel-mode driver installation
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- ROCm single-version and multiversion installation
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- ROCm and kernel-mode driver version upgrade
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- ROCm single-version and multiversion uninstallation
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- Kernel-mode driver uninstallation
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## Installation Methods
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It is customary for Linux installers to integrate into the system's package
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manager. There are two notable groups of package sources:
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- AMD-hosted repositories maintained by AMD available to register on supported
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Linux distribution versions. For a complete list of AMD-supported platforms,
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refer to the article: [GPU and OS Support](../release/gpu_os_support).
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- Distribution-hosted repositories maintained by the developer of said Linux
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distribution. These require little to no setup from the user, but aren't tested
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by AMD. For support on these installations, contact the relevant maintainers.
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AMD also provides installer scripts for those that wish to drive installations
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in a more manual fashion.
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## Package Licensing
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```{attention}
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AQL Profiler and AOCC CPU optimization are both provided in binary form, each
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subject to the license agreement enclosed in the directory for the binary and is
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available here: `/opt/rocm/share/doc/rocm-llvm-alt/EULA`. By using, installing,
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copying or distributing AQL Profiler and/or AOCC CPU Optimizations, you agree to
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the terms and conditions of this license agreement. If you do not agree to the
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terms of this agreement, do not install, copy or use the AQL Profiler and/or the
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AOCC CPU Optimizations.
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```
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Acces the EULA agreement at: <https://www.amd.com/en/support/gpu-pro-eula>
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For the rest of the ROCm packages, you can find the licensing information at the
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following location: `/opt/rocm/share/doc/<component-name>/`
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For example, you can fetch the licensing information of the _amd_comgr_
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component (Code Object Manager) from the `amd_comgr` folder. A file named
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`LICENSE.txt` contains the license details at:
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`/opt/rocm-5.4.3/share/doc/amd_comgr/LICENSE.txt`
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### Package Manager Integration
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Integrating with the distribution's package manager let's the user install,
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upgrade and uninstall using familiar commands and workflows. The actual commands
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vary from distribution to distribution. For more information, refer to
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[Package Manager Integration](installing_linux/package_manager_integration).
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### Installer Script
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The `amdgpu-install` script streamlines the installation process by:
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- Abstracting the distribution-specific package installation logic
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- Performing the repository setup
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- Allowing you to specify the use case and automating the installation of all
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the required packages
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- Installing multiple ROCm releases simultaneously on a system
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- Automating updating local repository information through enhanced
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functionality of the amdgpu-install script
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- Performing post-install checks to verify whether the installation was
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completed successfully
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- Upgrading the installed ROCm release
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- Uninstalling the installed single-version or multiversion ROCm releases
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```{tip}
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The installer script is provided for convenience. It doesn't do anything the
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user otherwise couldn't. It automates some tasks surrounding installation, such
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as registering/unregistering and driving the system's package manager, but the
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bulk of the work will still be done by the system's package manager. As is the
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case with most convenience wrappers, some degree of customization is lost for
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the sake of simplicity.
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```
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#### Use cases
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The installer script introduces the notion of "use cases", which denote usage
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patterns or reasons why someone installs ROCm. This is to allow users to install
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only a subset of the ROCm ecosystem, parts concerning them, resulting in
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smaller installation footprint and faster installs/upgrades.
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Some of the ROCm-specific use cases the installer supports are:
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- OpenCL (ROCr/KFD based) runtime
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- HIP runtimes
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- ROCm libraries and applications
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- ROCm Compiler and device libraries
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- Kernel-mode driver
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For more information, refer to the How to Install ROCm section in this guide.
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(installation-types)=
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## Installation types
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This section discusses the single-version and multiversion installation of the
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ROCm software stack.
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### Single-version Installation
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The single-version ROCm installation refers to the following:
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- Installation of a single instance of the ROCm release on a system
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- Use of non-versioned ROCm meta-packages
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### Multi-version Installation
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The multiversion installation refers to the following:
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- Installation of multiple instances of the ROCm stack on a system. Extending
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the package name and its dependencies with the release version adds the ability
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to support multiple versions of packages simultaneously.
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- Use of versioned ROCm meta-packages.
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```{note}
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Multiversion install is not available for the AMDGPU stack.
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```
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The following image demonstrates the difference between single-version and
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multiversion ROCm installation types:
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```{figure-md} install-types
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<img src="../data/understand/installing_linux/image.001.png" alt="">
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ROCm Installation Types
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```
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