红帽全球峰会6.2. 更新软件包
您可以使用 YUM 同时更新单个软件包或所有软件包及其依赖项。
重要
当对内核应用更新时，无论您是否使用 yum update 或 yum install 命令，YUM 始终会安装一个新内核。请注意，这只适用于使用 installonlypkgs YUM 配置选项识别的软件包。例如，这些软件包包括 kernel、kernel-core 和 kernel-modules 软件包。
根据您的场景，使用以下选项之一应用更新：
要更新所有软件包及其依赖项，请输入：
# yum update要更新单个软件包，请输入：
# yum update <package_name>
重要
如果您在 BIOS 或 IBM Power 系统上升级了 GRUB 引导装载程序软件包，请重新安装 GRUB。请参阅 重新安装 GRUB。
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