hostnamectl

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hostnameclt command included in the systemd package.

hostnameclt
hostnameclt | grep "Operating System"

Examples

  • Set hostname:
    • hostnamectl set-hostname NEW_SERVER_NAME.YOUR_DOMAIN.COM
  • Read information:
hostnamectl
   Static hostname: VM_NAME1
Transient hostname: VM_NAME2
         Icon name: computer-vm
           Chassis: vm
        Machine ID: 55b9165a7ae241bf9b59adaf1d93a867
           Boot ID: t46f00f0acda40a9b2aaecf3fec1b512
    Virtualization: vmware
  Operating System: Ubuntu 20.04.1 LTS
            Kernel: Linux 5.4.0-53-generic
/etc/cloud/cloud.cfg
preserve_hostname=true


Related terms

See also

  • https://wiki.ubuntu.com/DebuggingSystemd
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