Ubuntu boot auto-start service settings

[Unit]
Description=/etc/sandtable Compatibility
Documentation=man:systemd-sandtable-generator(8)
ConditionFileIsExecutable=/etc/sandtable
After=network.target
 
[Service]
Type=forking
ExecStart=/etc/sandtable start
TimeoutSec=0
RemainAfterExit=yes
GuessMainPID=no
 
[Install]
WantedBy=multi-user.target  
Alias=sandtable.service

#!/bin/sh
/home/ubuntu/setup >> /home/ubuntu/test.log&

systemctl start sandtable.service #Start the servicesystemctl status sandtable.service #Check whether the service is startedsystemctl enable sandtable.service #Start the servicesystemctl is-enabled sandtable.service #Check whether the service is started

systemctl is-enabled servicename.service #Query whether the service is started at boot systemctl enable *.service #Startup service systemctl disable *.service #Cancel startup systemctl start *.service #Start service systemctl stop *.service #Stop service systemctl restart *.service #Restart service systemctl reload *.service #Reload service configuration file systemctl status *.service #Query service running status

// Shut down the desktop system sudo systemctl set-default multi-user.target
sudo reboot
 
// Open the desktop system sudo systemctl set-default graphical.target
sudo reboot

 /etc/NetworkManager/system-connections