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Version: 22.03 LTS SP4
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Upgrade and Downgrade Guide

openEuler 22.03 LTS Upgrade and Downgrade Guide ​

This document describes how to upgrade openEuler 22.03 LTS to openEuler 22.03 LTS SP4. The operations for other versions are similar.

1. OS Installation ​

Obtain an openEuler 22.03 LTS SP4 image and install the OS by referring to the installation guide.

View the versions of openEuler and the kernel in the current environment.

sh
cat /etc/openEuler-latest

2. Compatibility Upgrade ​

2.1 Adding the openEuler 22.03 LTS SP4 Repositories (openEuler-22.03-LTS-SP4.repo) ​

sh
vi /etc/yum.repos.d/openEuler-22.03-LTS-SP4.repo

Add information about the following openEuler 22.03 LTS SP4 repositories and save and exit.

conf
[SP4_OS]
name=SP4_OS
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/OS/$basearch/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/OS&arch=$basearch
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/OS/$basearch/RPM-GPG-KEY-openEuler

[SP4_everything]
name=SP4_everything
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/everything/$basearch/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/everything&arch=$basearch
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/everything/$basearch/RPM-GPG-KEY-openEuler

[SP4_EPOL]
name=EPOL
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/EPOL/main/$basearch/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/EPOL/main&arch=$basearch
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/OS/$basearch/RPM-GPG-KEY-openEuler

[SP4_debuginfo]
name=debuginfo
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/debuginfo/$basearch/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/debuginfo&arch=$basearch
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/debuginfo/$basearch/RPM-GPG-KEY-openEuler

[SP4_source]
name=source
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/source/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever&arch=source
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/source/RPM-GPG-KEY-openEuler

[SP4_update]
name=SP4_update
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/update/$basearch/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/update&arch=$basearch
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/OS/$basearch/RPM-GPG-KEY-openEuler

[SP4_update-source]
name=SP4_update-source
baseurl=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/update/source/
metalink=https://mirrors.openeuler.org/metalink?repo=$releasever/update&arch=source
metadata_expire=1h
enabled=1
gpgcheck=1
gpgkey=http://repo.openeuler.org/openEuler-22.03-LTS-SP4/source/RPM-GPG-KEY-openEuler

2.2 Performing the Upgrade ​

sh
dnf update | tee update_log

Note:

  1. If an error is reported during the upgrade, run dnf update --skip-broken -x conflict_pkg1 |tee update_log to avoid the problem. If multiple packages conflict, use the -x conflict_pkg1 -x conflict_pkg2 -x conflict_pkg3 options to skip the packages and analyze, validate, and update the conflicted packages after the upgrade.
  2. Options:
    --allowerasing: Allow erasing of installed packages to resolve dependencies.
    --skip-broken: Resolve dependency problems by skipping packages.
    -x: Used with --skip-broken to specify the packages to be skipped.

2.3 Rebooting the OS ​

sh
reboot

3. Upgrade Verification ​

View the versions of openEuler and the kernel in the current environment.

sh
cat /etc/openEuler-latest

4. Compatibility Downgrade ​

4.1 Performing the Downgrade ​

sh
dnf downgrade | tee downgrade_log

4.2 Rebooting the OS ​

sh
reboot

5. Downgrade Verification ​

View the versions of openEuler and the kernel in the current environment.

sh
cat /etc/openEuler-latest

Licensed under the MulanPSL2

Copyright © 2026 openEuler. All rights reserved.J. ICP B. No. 2020036654-1J.G.W.A.B. No. 11030102011597
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品牌隐私声明法律声明关于cookies
Licensed underthe MulanPSL2
Copyright © 2026 openEuler. All rights reserved.
J. ICP B. No. 2020036654-1J.G.W.A.B. No. 11030102011597