常见故障

常见故障总结
  1. yum 安装nfs 失败原因

    Transaction check error:
      package nfs-utils-1:1.3.0-0.66.el7_8.x86_64 is already installed
    
    Error Summary
    
    解决
    rpm -e  nfs-utils-1:1.3.0-0.66.el7_8.x86_64  
    
    再次安装即可,原因是版本冲突,卸载不需要的版本
    
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