What to Look for if Your PostgreSQL Replication is Lagging
Replication is a feature of postgres and is automatically set up for cloud venues. Self service venues may set this up if they wish - the support team is unable to help you.
How Patroni Addresses the Problem of the Logical Replication Slot ...
At a high level PostgreSQL supports two main types of replication - streaming/physical and logical ... You can read more about logical replication basics in Data To Go: Postgres Logical Replication.
Out of the Box Replication in Postgres 9.4(PgCon) | PDF
This document provides an overview of setting up out of the box replication in PostgreSQL 9.4 without third party tools. It discusses write-ahead logs (WAL), replication slots, pg_basebackup, pg_receivexlog and monitoring replication. The presenter then demonstrates setting up replication on VMs with pg_basebackup to initialize a standby, configuration of primary and standby servers, and monitoring replication status. - Download as a PDF or view online for free