Linux command
do-release-upgrade 命令
安全
权限或系统影响较大，执行前请核对目标。
常用示例
Upgrade to the latest release
sudo do-release-upgrade
Upgrade to the development release
sudo do-release-upgrade -d
Upgrade using the proposed upgrader
sudo do-release-upgrade -p
Check if an upgrade is available without performing it
sudo do-release-upgrade -c
Run upgrade in server mode with text frontend
sudo do-release-upgrade -m server -f DistUpgradeViewText
Test upgrade in a sandbox without modifying the system
sudo do-release-upgrade -s
说明
do-release-upgrade upgrades Ubuntu to a new release version. It handles the complex process of updating sources, upgrading packages, and resolving conflicts. It is the recommended command for upgrading servers and systems without a graphical environment, or when upgrading over a remote connection. By default, upgrades are only offered to the next LTS release (for LTS users) or the next release (for non-LTS users). The -d flag is needed to upgrade to a development release.
参数
- -h, --help
- Show help message and exit.
- -d, --devel-release
- If using the latest supported release, upgrade to the development release.
- -p, --proposed
- Try upgrading using the upgrader from ubuntu-proposed.
- -c, --check-dist-upgrade-only
- Check if a new release is available and exit without upgrading.
- -m _MODE_, --mode _MODE_
- Run in a special upgrade mode. Supported modes are "desktop" and "server".
- -f _FRONTEND_, --frontend _FRONTEND_
- Run the specified frontend (DistUpgradeViewGtk3, DistUpgradeViewText, DistUpgradeViewNonInteractive).
- -s, --sandbox
- Test upgrade with a sandbox aufs overlay.
FAQ
What is the do-release-upgrade command used for?
do-release-upgrade upgrades Ubuntu to a new release version. It handles the complex process of updating sources, upgrading packages, and resolving conflicts. It is the recommended command for upgrading servers and systems without a graphical environment, or when upgrading over a remote connection. By default, upgrades are only offered to the next LTS release (for LTS users) or the next release (for non-LTS users). The -d flag is needed to upgrade to a development release.
How do I run a basic do-release-upgrade example?
Run `sudo do-release-upgrade` in a terminal, then adjust file names, paths, flags, or remote targets for your system.
What does -h, --help do in do-release-upgrade?
Show help message and exit.