/lib/systemd/system/plymouth-quit-wait.service is in plymouth 0.9.0-9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | [Unit]
Description=Wait for Plymouth Boot Screen to Quit
After=rc-local.service plymouth-start.service systemd-user-sessions.service
[Service]
ExecStart=-/bin/plymouth --wait
Type=oneshot
TimeoutSec=0
|