如何在 Redhat 7 上执行 yum 降级
例如，我们想要降级 ambari-agent pkg
yum history
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ID | Command line | Date and time | Action(s) | Altered
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32 | -y upgrade ambari-agent | 2018-03-20 06:10 | Update | 1 EE
答案1
您可以通过撤消最新升级（在本例中为 32）来简单地降级：
yum history undo 32