fedora 22 安装postgresql

root用户操作
1） dnf -y install postgresql-server.x86_64
2）systemctl enable postgresql.service
3）[root@localhost ~]# postgresql-setup –initdb
* Initializing database in ‘/var/lib/pgsql/data’
* Initialized, logs are in /var/lib/pgsql/initdb_postgresql.log
4）[root@localhost ~]# service postgresql start
5) [root@localhost ~]# service postgresql status
Redirecting to /bin/systemctl status postgresql.service
● postgresql.service - PostgreSQL database server
Loaded: loaded (/usr/lib/systemd/system/postgresql.service; enabled; vendor preset: disabled)
Active: active (running) since Sun 2016-07-24 22:11:33 HKT; 5s ago
Process: 12247 ExecStart=/usr/libexec/postgresql-ctl start -D ${PGDATA} -s -w -t 300 (code=exited, status=0/SUCCESS)
Process: 12242 ExecStartPre=/usr/libexec/postgresql-check-db-dir %N (code=exited, status=0/SUCCESS)
Main PID: 12255 (postgres)
CGroup: /system.slice/postgresql.service
├─12255 /usr/bin/postgres -D /var/lib/pgsql/data
├─12282 postgres: logger process
├─12290 postgres: checkpointer process
├─12292 postgres: writer process
├─12293 postgres: wal writer process
├─12294 postgres: autovacuum launcher process
└─12295 postgres: stats collector process

Jul 24 22:11:31 localhost.localdomain systemd[1]: Starting PostgreSQL database server…
Jul 24 22:11:32 localhost.localdomain postgresql-ctl[12247]: LOG: redirecting log output to logging collector process
Jul 24 22:11:32 localhost.localdomain postgresql-ctl[12247]: HINT: Future log output will appear in directory “pg_log”.
Jul 24 22:11:33 localhost.localdomain systemd[1]: Started PostgreSQL database server.