systemd systemd-initctl.service 8 systemd-initctl.service systemd-initctl.socket systemd-initctl /dev/initctl compatibility systemd-initctl.service systemd-initctl.socket /usr/lib/systemd/systemd-initctl systemd-initctl is a system service that implements compatibility with the /dev/initctl FIFO file system object, as implemented by the SysV init system. systemd-initctl is automatically activated on request and terminates itself when it is unused. systemd1