コレクション：https：//blog.csdn.net/wang_shuai_ww/article/details/80386708
交換手順
/etc/apt/sources.listをrootとして開きます。これを自由に開くために使用するものについては、
すべてのhttp://ports.ubuntu.com/を、中国科学技術大学のhttp://mirrors.ustc.edu.cn/ubuntu-ports/に置き換えます。
sudo apt-getupdateおよびsudoapt-getupgradeテストを実行します
アームサポート方法を提供するかどうかを確認します
ミラーサイトを開き、/ dists / xenial / main /を開いて、このディレクトリにbinary-armのような単語があるかどうかを確認します。ある場合は、armサポートを提供します。
上記の部分はhttps://blog.csdn.net/wr132/article/details/56700479からのものです
具体的なコードは以下に掲載されています。
## Note,this file is written by cloud-init on first boot of an instance
## modifications made here will not survive a re-bundle.
## if you wish to make changes you can:
## a.) add 'apt_preserve_sources_list: true' to /etc/cloud/cloud.cfg
## or do the same in user-data
## b.) add sources in/etc/apt/sources.list.d
## c.) make changes to template file /etc/cloud/templates/sources.list.tmpl
# See http://help.ubuntu.com/community/UpgradeNotes for how to upgrade to
# newer versions of the distribution.
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial main restricted
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial main restricted
## Major bug fix updates produced after the final release of the
## distribution.
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates main restricted
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates main restricted
## N.B. software fromthis repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team. Also, please note that software in universe WILL NOT receive any
## review or updates from the Ubuntu security team.
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates universe
## N.B. software fromthis repository is ENTIRELY UNSUPPORTED by the Ubuntu
## team, and may not be under a free licence. Please satisfy yourself as to
## your rights to use the software. Also, please note that software in
## multiverse WILL NOT receive any review or updates from the Ubuntu
## security team.
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial multiverse
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-updates multiverse
## N.B. software fromthis repository may not have been tested as
## extensively as that contained in the main release, although it includes
## newer versions of some applications which may provide useful features.
## Also, please note that software in backports WILL NOT receive any review
## or updates from the Ubuntu security team.
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-backports main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-backports main restricted universe multiverse
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security main restricted
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security main restricted
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security universe
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security universe
deb http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu-ports xenial-security multiverse
## Uncomment the following two lines to add software from Canonical's
## ' partner' repository.
## This software is not part of Ubuntu, but is offered by Canonical and the
## respective vendors as a service to Ubuntu users.
# deb http://archive.canonical.com/ubuntu xenial partner
# deb-src http://archive.canonical.com/ubuntu xenial partner