[postgres@pg-00:/var/lib/pgsql]$ pg_ctl status
pg_ctl: server is running (PID: 2102)
/usr/pgsql-9.2/bin/postgres "-p" "5432" "-D" "/var/lib/pgsql/9.2/data"
[postgres@pg-00:/var/lib/pgsql]$
위의 명령어로 사용 포트와 데이터 디렉토리를 바로 알수 있네요.
참고로 PID : 2102 를 찾아볼까요?
[postgres@pg-00:/var/lib/pgsql]$ ps -ef|grep 2102
postgres 2102 1 0 19:13 ? 00:00:00 /usr/pgsql-9.2/bin/postmaster -p 5432 -D /var/lib/pgsql/9.2/data
postgres 2110 2102 0 19:13 ? 00:00:00 postgres: logger process
postgres 2112 2102 0 19:13 ? 00:00:00 postgres: checkpointer process
postgres 2113 2102 0 19:13 ? 00:00:00 postgres: writer process
postgres 2114 2102 0 19:13 ? 00:00:00 postgres: wal writer process
postgres 2115 2102 0 19:13 ? 00:00:00 postgres: autovacuum launcher process
postgres 2116 2102 0 19:13 ? 00:00:00 postgres: archiver process last was 000000010000000000000020
postgres 2117 2102 0 19:13 ? 00:00:00 postgres: stats collector process
postgres 5488 5398 0 22:54 pts/0 00:00:00 grep 2102
[postgres@pg-00:/var/lib/pgsql]$