8.3.1. 添加用于监控的用户
psql -U postgres #在PG所在服务器执行本地连接
CREATE USER it_monitor WITH PASSWORD 'zbx_monitor' INHERIT;
GRANT EXECUTE ON FUNCTION pg_catalog.pg_ls_dir(text) TO it_monitor;
GRANT EXECUTE ON FUNCTION pg_catalog.pg_stat_file(text) TO it_monitor;
GRANT EXECUTE ON FUNCTION pg_catalog.pg_ls_waldir() TO it_monitor;
GRANT SELECT ON pg_stat_database TO it_monitor;
8.3.2. 添加监控对象

