Edit: postgresql.service
# It's not recommended to modify this file in-place, because it will be # overwritten during package upgrades. It is recommended to use systemd # "dropin" feature; i.e. create file with suffix .conf under # /etc/systemd/system/UNITNAME.service.d directory overriding the # unit's defaults. Look at systemd.unit(5) manual page for more info. [Unit] Description=PostgreSQL database server After=network.target [Service] Type=notify User=postgres Group=postgres # Where to send early-startup messages from the server (before the logging # options of postgresql.conf take effect) # This is normally controlled by the global default set by systemd # StandardOutput=syslog # Disable OOM kill on the postmaster OOMScoreAdjust=-1000 # ... but allow it still to be effective for child processes # (note that these settings are ignored by Postgres releases before 9.5) Environment=PG_OOM_ADJUST_FILE=/proc/self/oom_score_adj Environment=PG_OOM_ADJUST_VALUE=0 Environment=PGDATA=/var/lib/pgsql/data ExecStartPre=/usr/libexec/postgresql-check-db-dir %N # Even though the $PGDATA variable is exported (postmaster would accept that) # use the -D option here so PGDATA content is printed by /bin/ps and by # 'systemctl status'. ExecStart=/usr/bin/postmaster -D ${PGDATA} ExecReload=/bin/kill -HUP $MAINPID KillMode=mixed KillSignal=SIGINT # No artificial start/stop timeout (rhbz#1525477, pgrpms#2786). TimeoutSec=0 [Install] WantedBy=multi-user.target
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