在 CentOS 8 进行更新的时候提示错误： Error: Failed to download metadata for repo appstream” 完整的错误提示为： Error: Failed...to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist...https://www.ossez.com/t/centos-8-appstream/13928
Epel.repo; Configuration: OptionBinding with id "failovermethod" does not exist CentOS Linux 8 - AppStream...91 B/s | 38 B 00:00 Error: Failed to download metadata for repo 'appstream...对这个字段进行注释： vim /etc/yum.repos.d/CentOS-Epel.repo 第二个问题： Error: Failed to download metadata for repo 'appstream...网络没问题就看对应的软件源是否出现问题，具体排查/etc/yum.repos.d目录下这三个文件： CentOS-Base.repo CentOS-AppStream.repo CentOS-Extras.repo...releasever/BaseOS/basearch/os/ 如果前两个方法都没有解决，说明不是源的问题，查了好久看到这篇帖子：https://techglimpse.com/failed-metadata-repo-appstream-centos
大家都知道Centos8于2021年年底停止了服务，大家再在使用yum源安装时候，出现下面错误“错误：Failed to download metadata for repo ‘AppStream’:
错误：无法下载 repo ‘appstream’ 的元数据 如果您仍然管理系统正在运行的 CentOS 8 并尝试使用dnf update or更新软件包yum update，您将遇到以下错误 Error...: Failed to download metadata for repo 'appstream': Cannot prepare internal mirrorlist: No URLs in mirrorlist
目录 问题 解决 问题 同步仓库 ‘AppStream’ 缓存失败，忽略这个 repo。 元数据缓存已建立。
、CentOS-Linux-Base.repo、CentOS-Linux-AppStream.repo这些文件，这些文件的源没有被替换，因此需要手动替换下这些文件源。.../ enabled=0 gpgcheck=1 gpgkey=http://mirrors.cloud.tencent.com/centos/RPM-GPG-KEY-CentOS-Official [AppStream...] name=Qcloud centos AppStream - $basearch baseurl=http://mirrors.cloud.tencent.com/centos/$releasever...]的配置粘贴到【CentOS-AppStream.repo】以及【CentOS-Linux-AppStream.repo】中，并将改文件的所有内容，粘贴到【CentOS-Linux-Base.repo】...重新运行makechche [root@VM-0-5-centos yum.repos.d]# yum makecache Repository AppStream is listed more
对于CAD应用程序的情况，AppStream允许工程师在工程现场通过平板电脑进行快速更新。而对于医疗成像应用程序，AWS AppStream让多个医学专家进行远程协作变得更为简便。...开始实现客户端应用云化 使用AWS AppStream需要首先考虑的是找出AppStream应用程序背后的业务模式和收入模式。如今，在美国东部地区部署这些应用程序的成本是83美分/ 小时。...对于云计算应用程序，AppStream需要至少3M/秒的带宽。...入门步骤 AppStream支持一个可将Windows应用程序安装程序转换至AppStream实例的交互式部署向导。...当客户端会话结束时，AppStream数据将丢失。如果需要在AppStream应用程序之间实现数据共享，或者在客户端会话之间继续保留数据，那么可设立某种形式的持久性存储。
查看所有的仓库 [root@cby ~]# dnf repolist repo id repo name AppStream CentOS...-8 - AppStream BaseOS CentOS-8 - Base Stream-AppStream CentOS-Stream -...AppStream Stream-BaseOS CentOS-Stream - Base Stream-extras CentOS-Stream -...noarch 0.0.25-6.el8 appstream 156 k adcli x86_64 0.8.2-9...noarch 32:9.11.26-2.el8 appstream 102 k bind-utils x86
年底仓库全部停止运营, 之前的源都不能用了 问题 centos yum报错 - Status code: 404 for https://mirrors.aliyun.com/centos/centos/8/AppStream...1.如果服务器在国内，可以使用： vi /etc/yum.repos.d/CentOS-AppStream.repo [AppStream] name=CentOS-$releasever - AppStream...baseurl=http://mirrors.aliyun.com/centos/8-stream/AppStream/x86_64/os/ gpgcheck=1 enabled=1 gpgkey=file...enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial 2.如果是外网服务器，可以用facebook的源，修改方法同上： AppStream...的 baseurl 填： http://mirror.facebook.net/centos/8-stream/AppStream/x86_64/os/ BaseOS 的 baseurl 填： http
redhat.repo 将这段内容粘贴进去 [BaseOS] name=BaseOS baseurl=file:///mnt/cdrom/BaseOS enabled=1 gpgcheck=0 [AppStream...] name=AppStream baseurl=file:///mnt/cdrom/AppStream enabled=1 gpgcheck=0 :wq！...3.RHEL8中将软件源分成了两部分：BaseOS 和 AppStream，所以相对于RHEL7要多配置AppStream软件源，否则安装软件会报错。
这里也就不过多讲解了，直接上文件： # file: /etc/yum.repos.d/CentOS-AppStream.repo [AppStream] name=CentOS-$releasever...- AppStream baseurl=http://mirrors.aliyun.com/centos/$releasever/AppStream/$basearch/os/ gpgcheck=1 enabled...CentOS/BaseOS/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-centosofficial [c8-media-AppStream...] name=CentOS-AppStream-$releasever - Media baseurl=file:///media/CentOS/AppStream/ gpgcheck=1 enabled
/BaseOS/$basearch/os/ gpgcheck=1 enabled=1 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-OpenCloudOS [AppStream...] name=OpenCloudOS $releasever - AppStream baseurl=https://mirrors.pku.edu.cn/opencloudos/$releasever.../AppStream/$basearch/os/ baseurl=https://mirrors.tencent.com/opencloudos/$releasever/AppStream/$basearch.../os/ #baseurl=https://mirrors.opencloudos.tech/opencloudos/$releasever/AppStream/$basearch/os/ gpgcheck.../AppStream/source/tree/ baseurl=https://mirrors.tencent.com/opencloudos/$releasever/AppStream/source/
] name=CentOS-8.5.2111 - AppStream - mirrors.aliyun.com baseurl=http://mirrors.aliyun.com/centos-vault.../8.5.2111/AppStream/\$basearch/os/ http://mirrors.aliyuncs.com/centos-vault/8.5.2111/AppStream/\$basearch.../os/ http://mirrors.cloud.aliyuncs.com/centos-vault/8.5.2111/AppStream/\$basearch/os/ gpgcheck=0 gpgkey...] name=CentOS-8.5.2111 - AppStream - mirrors.aliyun.com baseurl=http://mirrors.aliyun.com/centos-vault.../8.5.2111/AppStream/\$basearch/os/ http://mirrors.aliyuncs.com/centos-vault/8.5.2111/AppStream/\$basearch
sudo yum install update $ sudo yum insatll upgrade 二、安装git $ sudo yum install git 运行结果如下 CentOS-8 - AppStream...noarch 2.27.0-1.el8 AppStream...x86_64 2.55-396.el8 AppStream...noarch 0.39-5.el8 AppStream...noarch 2.066-4.module_el8.3.0+410+ff426aa3 AppStream
错误提示如下： [root@localhost /etc/yum.repos.d]# yum makecache CentOS-8.0 - AppStream...CentOS-8.0 - Extras 8.4 B/s | 38 B 00:04 同步仓库 'AppStream...### [AppStream] name=CentOS-8 - AppStream - mirrors.aliyun.com failovermethod=priority baseurl=https...://mirrors.aliyun.com/centos/8/AppStream/x86_64/os/ http://mirrors.aliyuncs.com/centos/8/AppStream.../x86_64/os/ http://mirrors.cloud.aliyuncs.com/centos/8/AppStream/x86_64/os/ gpgcheck=1 gpgkey
//mirrors.aliyun.com/repo/Centos-vault-8.5.2111.repo yum仓库配置文件在/etc/yum.repos.d目录下，再修改CentOS-Linux-AppStream.repo...文件，直接拷贝CentOS-Linux-BaseOS中的appstream部分即可； [appstream] name=CentOS-8.5.2111 - AppStream - mirrors.aliyun.com...baseurl=http://mirrors.aliyun.com/centos-vault/8.5.2111/AppStream/$basearch/os/ http://mirrors.aliyuncs.com.../centos-vault/8.5.2111/AppStream/$basearch/os/ http://mirrors.cloud.aliyuncs.com/centos-vault.../8.5.2111/AppStream/$basearch/os/ gpgcheck=0 gpgkey=http://mirrors.aliyun.com/centos/RPM-GPG-KEY-CentOS-Official
6.2.1-1.el9 appstream...1:1.20.1-16.el9 appstream...1:1.20.1-16.el9 appstream...1:1.20.1-16.el9 appstream...1:1.20.1-16.el9 appstream
centos-release-stream 接着，输入如下命令，查看已安装完毕的 dnf repolist 结果如下： [root@VM-0-5-centos ~]# dnf repolist Repository AppStream...yum.repos.d/CentOS-Epel.repo; Configuration: OptionBinding with id "failovermethod" does not exist Repository AppStream...in the configuration Repository fasttrack is listed more than once in the configuration Repository AppStream...Qcloud centos OS - x86_64 PowerTools Qcloud centos PowerTools - x86_64 Stream-AppStream...CentOS-Stream - AppStream Stream-BaseOS CentOS-Stream - Base Stream-extras
3、完美解决CentOS8 yum安装AppStream报错，更新yum后无法makecache的问题 $ yum -y install httpd mariadb-server mariadb php...0.0 B/s | 0 B 00:04 Failed to download metadata for repo 'AppStream...' Error: Failed to download metadata for repo 'AppStream' $ ll /etc/yum.repos.d/ $ cat /etc/yum.repos.d.../CentOS-AppStream.repo $ cat /etc/yum.repos.d/CentOS-Base.repo 找到跟新后CentOS-Base.repo中[AppStream]标签内的内容并复制...打开CentOS-AppStream.repo，注释掉原有内容，并插入新内容 重新运行 $ yum makecache，操作成功 4、yum update中断报错怎么办？
noarch 2.4.37-21.module_el8.2.0+382+15b0afa8 AppStream...x86_64 3.0.7-1.el8 AppStream...noarch 3.0.7-1.el8 AppStream...noarch 1:1.14.1-9.module_el8.0.0+184+e34fea82 AppStream...x86_64 1.6.1-6.el8 AppStream
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