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有时候看着主机名糟心吧,怎么就没有想起来改呢?默认的太难看了,换个能表意的主机名呗
1、看一下主机名状态
hostnamectl status 结果如下:
Static hostname: localhost.localdomain
Icon name: computer
Chassis: n/a
Machine ID: 0d63496b796044cd9e39cd4e29f5895c
Boot ID: 77a3fb45fb4b428aaec0390f58c308ab
Virtualization: vmware
Operating System: CentOS Linux 7 (Core)
CPE OS Name: cpe:/o:centos:centos:7
Kernel: Linux 3.10.0-123.el7.x86_64
Architecture: x86_64
2、改一下主机名
hostnamectl set-hostname hadoop1
3、再看一下主机名的状态
hostnamectl status
结果如下:已经改成我们想要的hadoop1了
Static hostname: hadoop1
Icon name: computer
Chassis: n/a
Machine ID: 0d63496b796044cd9e39cd4e29f5895c
Boot ID: 77a3fb45fb4b428aaec0390f58c308ab
Virtualization: vmware
Operating System: CentOS Linux 7 (Core)
CPE OS Name: cpe:/o:centos:centos:7
Kernel: Linux 3.10.0-123.el7.x86_64
Architecture: x86_64
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