1 联网升级

适用于网速较好，且网络环境稳定的用户。

sudo fedup-cli --network 18 --debuglog fedupdebug.log --instrepo http://dl.fedoraproject.org/pub/alt/qa/fedup/f18-RC4/<arch>/

arch 请填写处理器架构—— i386 or X86_64

其中，地址部分，此处为RC版。

以上为原RC版升级方案，正式版范例如下。

更新 fedora 18 使用以下命令：

sudo fedup-cli --network 18 --debuglog fedupdebug.log

其中arch表示处理器架构。

对应wiki：Fedora fedup wiki

2 ISO(DVD版) 升级

适用于网络环境稳定性较差或者网速较慢时。

sudo fedup-cli --iso /home/name/download/fedora-18.iso --debuglog=fedupdebug.log

DVD iso 下载地址 (163源 http://mirrors.163.com/fedora/releases/18/Fedora/x86_64/iso/Fedora-18-x86_64-DVD.iso)。

其中fedupdebug.log用于记录升级过程日志。

fedup帮助文档（英文）:

usage: fedup SOURCE [options]

Prepare system for upgrade.

optional arguments:
-h, –help show this help message and exit
-v, –verbose print more info
-d, –debug print lots of debugging info
–debuglog DEBUGLOG write lots of debugging output to the given file
–reboot automatically reboot to start the upgrade when ready

SOURCE:
Location to search for upgrade data.

–device [DEV] device or mountpoint. default: check mounted devices
–iso ISO installation image file
–network VERSION online repos matching VERSION (a number or “rawhide”)

additional options for –network:
–enablerepo REPOID enable one or more repos (wildcards allowed)
–disablerepo REPOID disable one or more repos (wildcards allowed)
–addrepo REPOID=[@]URL
add the repo at URL (@URL for mirrorlist)
–instrepo REPOID get upgrader boot images from REPOID (default: auto)

cleanup commands:
–resetbootloader remove any modifications made to bootloader
–clean clean up everything written by fedup

fedup英文Wiki

The Original Link: http://baham.github.io/01_15_shi-yong-fedupcong-fedora-17geng-xin-dao-fedora-18.html
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