Linux2 OS-hostname 변경

[ec2-user@before-host-name] $ hostname

before-host-name.internal

 

[ec2-user@before-host-name] $ cat /etc/hostname

before-host-name.internal

 

[ec2-user@before-host-name] $ sudo hostnamectl set-hostname new-host-name

 

[ec2-user@before-host-name] $ cat /etc/hostname

new-host-name

 

[ec2-user@before-host-name] $ sudo reboot

 

[ec2-user@new-host-name ~] $

 

Linux2 OS 에서 hostnamectl set-hostname 명령어를 사용해 hostname 을 변경