root@armadillo:~# LANG=C systemctl status system_init_test.service                                                    
* system_init_test.service - system_init_test daemon
   Loaded: loaded (/etc/systemd/system/system_init_test.service; enabled; vendor
   Active: failed (Result: exit-code) since Thu 2021-05-13 16:38:53 JST; 6s ago
  Process: 592 ExecStart=/root/system_init_test.sh (code=exited, status=2)
 Main PID: 592 (code=exited, status=2)

May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Main process exi
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Unit entered fai
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Failed with resu
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Service hold-off
May 13 16:38:53 armadillo systemd[1]: Stopped system_init_test daemon.
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Start request re
May 13 16:38:53 armadillo systemd[1]: Failed to start system_init_test daemon.
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Unit entered fai
May 13 16:38:53 armadillo systemd[1]: system_init_test.service: Failed with resu