[AL2023] ホスト名 | Tech控え帳

ホスト名確認

$ hostname
ip-192-168-0-230.ap-northeast-1.compute.internal

1 2	$ hostname ip-192-168-0-230.ap-northeast-1.compute.internal

ホスト情報詳細

$ hostnamectl
ip-192-168-0-230.ap-northeast-1.compute.internal
[ec2-user@ip-192-168-0-230 ~]$ hostnamectl
 Static hostname: ip-192-168-0-230.ap-northeast-1.compute.internal
       Icon name: computer-vm
         Chassis: vm 🖴
      Machine ID: ec21706d0f90777d66e2bdacxxxxxxxx
         Boot ID: ce7acda3d06049f28c269660xxxxxxxx
  Virtualization: amazon
Operating System: Amazon Linux 2023.5.20240805
     CPE OS Name: cpe:2.3:o:amazon:amazon_linux:2023
          Kernel: Linux 6.1.102-108.177.amzn2023.aarch64
    Architecture: arm64
 Hardware Vendor: Amazon EC2
  Hardware Model: t4g.micro
Firmware Version: 1.0

$ hostnamectl

ip-192-168-0-230.ap-northeast-1.compute.internal

[ec2-user@ip-192-168-0-230 ~]$ hostnamectl

Static hostname: ip-192-168-0-230.ap-northeast-1.compute.internal

Icon name: computer-vm

Chassis: vm 🖴

Machine ID: ec21706d0f90777d66e2bdacxxxxxxxx

Boot ID: ce7acda3d06049f28c269660xxxxxxxx

Virtualization: amazon

Operating System: Amazon Linux 2023.5.20240805

CPE OS Name: cpe:2.3:o:amazon:amazon_linux:2023

Kernel: Linux 6.1.102-108.177.amzn2023.aarch64

Architecture: arm64

Hardware Vendor: Amazon EC2

Hardware Model: t4g.micro

Firmware Version: 1.0

ホスト名変更

$ sudo hostnamectl set-hostname your_hostname

1	$ sudo hostnamectl set-hostname your_hostname