[Unit] Description=PostgreSQL database server After=network.target [Service] Type=notify # start timeout disabled because initdb may run a little # longer (eg. 5 minutes on RaspberryPi) TimeoutStartSec=0 User=postgres Group=postgres StandardOutput=syslog StandardError=syslog SyslogIdentifier=postgres ExecStartPre=/bin/sh -c "if [ ! -f /var/lib/pgsql/PG_VERSION ]; then /usr/bin/pg_ctl initdb -D /var/lib/pgsql; fi" ExecStart=/usr/bin/postgres -D /var/lib/pgsql ExecReload=/usr/bin/kill -HUP $MAINPID KillMode=mixed KillSignal=SIGINT TimeoutSec=0 [Install] WantedBy=multi-user.target