Nouveau

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Overview

Nouveau에 대한 기술 문서입니다.

Summary

  • 무엇인가? - Nouveau
  • 왜 필요한가? - HPC 및 서버 환경에서 필수 개념
  • 언제 사용하는가? - 서버 구성, 성능 튜닝, 문제 해결 시

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Purpose

이 문서가 존재하는 이유

  • Goal: Nouveau에 대한 기술 정보 제공
  • Scope: Nouveau의 개념, 사용법, 설정
  • Non-goals: 다른 주제로의 확장

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Key Concepts

Concept Description Related
Nouveau HPC/서버 환경에서 중요한 기술 개념 Linux, Server

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Detailed Explanation

Nouveau is a default kernel driver on Ubuntu 20.04 Focal for opensource display driver. To avoid potential confliction or issues with Nvidia driver, GPGPU system needs to disable nouveau.

#Step 1, Blacklist Nvidia nouveau driver
$sudo bash -c "echo blacklist nouveau > /etc/modprobe.d/blacklist-nvidia-nouveau.conf"
$sudo bash -c "echo options nouveau modeset=0 >> /etc/modprobe.d/blacklist-nvidia-nouveau.conf"
#Step 2, Confirm the content of blacklist-nvidia-nouveau.conf
$ cat /etc/modprobe.d/blacklist-nvidia-nouveau.conf
blacklist nouveau
options nouveau modeset=0
#Step 3, update kernel initramfs
$sudo update-initramfs -u
#Step 4, Rebooting the system
$sudo reboot
#Step 5, check there is no more nouveau module, should no result from following command
$lsmod | grep -i nouveau

We can also remove nouveau package from the Ubuntu system

#check nouveau package
dpkg -l | grep -i nouveau
#remove nouveau package
sudo apt-get remove --purge libdrm-nouveau2

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Best Practices

  • 최신 버전 사용 권장
  • 공식 문서 참고
  • 테스트 환경에서 먼저 검증

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References

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Related Pages

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