This command is primarily used by the systemd-machine-id-commit.service (8) early boot service. Added in version ... ALSO systemd (1), machine-id (5), systemd-machine-id-commit.ser…written by the manager with help from systemd-machine-id-commit.service (8). Added in version 216. --machinewritten by the manager with help from systemd-machine-id-commit.service (8). Added in version 216. --machine