红帽全球峰会第 6 章 更新 RHEL 8 内容
通过 YUM，您可以检查您的系统是否有待处理的更新。您可以列出需要更新的软件包，并选择更新单个软件包、多个软件包或者所有软件包。如果您选择要更新的软件包有依赖项，这些依赖项也会被更新。
6.1. 检查更新
复制链接链接已复制到粘贴板!
要识别您系统上安装的软件包是否有可用的更新，您可以列出它们。
流程
检查已安装的软件包的可用更新：
yum check-update
# yum check-updateCopy to Clipboard Copied! Toggle word wrap Toggle overflow 输出返回有可用更新的软件包及其依赖项列表。
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