升级到fedora 31

mac2026-08-08  4

将现有的fedora 30更新 dnf upgrade --refresh 安装系统升级插件 dnf install dnf-plugin-system-upgrade 升级到fedora 31 dnf system-upgrade download --releasever=31 等待下载完成后, 可能会报一个错, 官方没有提及. 警告:/var/lib/dnf/system-upgrade/fedora-39217cb7243e0d8e/packages/dnf-4.2.9-5.fc31.noarch.rpm:V3 RSA/SHA256 Signature, 密钥 ID 3c3359c4: NOKEY Fedora 31 - x86_64 - aliyun 0.0 B/s | 0 B 00:00 Curl error (37): Couldn't read a file:// file for file:///etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64 [Couldn't open file /etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64] 下载的软件包保存在缓存中,直到下次成功执行事务。 您可以通过执行 'dnf clean packages' 删除软件包缓存。 [root@dev5 ~]# rpmkeys --import /etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64 错误:/etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-x86_64:导入读取时失败(2)。 运行下面的指令后, 再dnf system-upgrade download --releasever=31即可. rpmkeys --import /etc/pki/rpm-gpg/RPM-GPG-KEY-fedora-31-x86_64 重启系统. dnf system-upgrade reboot
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